Startup Business Development Lead Jobs

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking an MDAO Engineer to develop the engineering models, software, and optimization workflows that enable rapid, rigorous vehicle design across Mach's product suite. You will help shape an expanding MDAO capability and build the tools that Conceptual Design and Operational Performance engineers use to evaluate vehicle concepts and make better design decisions. This is a software and model development role grounded in aerospace engineering. You will create reusable multidisciplinary analysis capability, connect models across vehicle disciplines, and advance the optimization and automation methods that make design studies faster and more reliable. You will also work directly with the engineers using these tools, including applying new capabilities to real vehicle studies when needed. This role is part of MDAO within Mach's Vehicle Design and Performance organization, alongside Conceptual Design and Operational Performance. Conceptual Design creates, Operational Performance assesses, and MDAO enables. You will collaborate across Aerodynamics, Propulsion, Structures, GNC, and other engineering teams, with opportunities to influence both the technical direction of our MDAO capability and the vehicles it supports. The ideal candi

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. About Replit Replit is building the world's most ubiquitous AI coding agent. Replit Agent can be used by anybody to bring their ideas to life. Whether it's an app for yourself, the next great startup idea, or a tool to make you more productive at work, Replit Agent can help build it. Replit is also the leader in secure vibe coding. We protect apps, give users features to manage security risks, and help them vibe code more safely. About the role: Replit is changing how people and companies turn ideas into software. Reaching those customers requires engineering that connects acquisition to the product experience and gives teams trustworthy evidence about what works. This role goes beyond operating conventional marketing technology. You will rethink growth systems for a world where agents can observe performance, diagnose problems, take action, and learn from the result. As the founding engineer for Growth Enablement, you will set the technical direction for this area. You will build agentic systems alongside shared foundations for attribution, audiences, lifecycle engagement, referrals, and promotions. The work spans web, mobile, billing, and data. You will work directly with marketing, sales, and partnerships to find the highest-leverage problems and ship the first solutions. Successful projects will become platforms that help these teams move faster and give Replit a clearer view of what drives durable growth. You will: Design agentic growth systems that monitor performance, diagnose failures, run approved experiments, and improve from the results. Explore AI-native approaches to answer engine optimization, campaign operations, audience discovery, and measurement. Build acquisition measurement across web and mobile, in

About AiDASH AiDASH is leading the PreventionFirst™movement for electric utilities and transforming grid resilience through its pioneering platform that unifies vegetation, asset, storm, and wildfire intelligence. Powered by SatelliteFirst™ Inspection & Monitoring, AiDASH delivers comprehensive visibility across the entire grid at the right frequency and budget, using the right data modality. More than 200 customers trust AiDASH to keep the lights on, spend where it counts, and defend every decision, Securing Tomorrow across every mile of the grid. Learn more at www.aidash.com. The PreventionFirst movement is growing, and so is the recognition behind it. In 2026, Forbes named AiDASH one of America's Best Startup Employers for the 4th consecutive year, and TIME included AiDASH among America's Top GreenTech Companies for the 3rd year in a row. Deloitte Technology Fast 500 ™ ranked AiDASH No. 12 in the San Francisco Bay Area, and No. 59 overall in their selection of the top 500 for 2024. Join us in Securing Tomorrow Together! The Role As a Geospatial Analyst at AiDASH, you will produce high-quality annotated datasets from diverse imagery sources — satellite, LiDAR, aerial, and ground-based panoramic images and videos. Your work will directly feed AI/ML pipelines and client deliverables that protect critical infrastructure. This role demands a sharp eye for detail, comfort working with visual and geospatial data at scale, and fluency with modern AI tools. You won’t just annotate images; you’ll build AI-accelerated workflows that make the entire team faster. How You’ll Make an Impact Annotate and label imagery (satellite, LiDAR, aerial, drone, ground-based panoramic photos and videos) to identify, classify, and delineate features such as vegetation, assets, terrain, and infrastructure components Prepare,

Opportunity ThermalWorks has an exciting opportunity for someone passionate about sustainability and eager to be part of an innovative company that’s on a journey to transform the world’s infrastructure. We are seeking an Application Engineer to serve as the technical bridge between ThermalWorks products and their projects. You will review design drawings for accuracy and fit, work with customer design engineers on equipment application, support our estimating group with technical input, and provide engineering support to the project management team and ThermalWorks customers. Key Responsibilities Include but are not limited to: Review design drawings and submittals for cooling system application accuracy — equipment selection, capacity, and hydronic configuration Interface with customer and consulting design engineers to assess and validate equipment application Support the estimating group with equipment selections and technical scope input for accurate proposals Provide engineering support to the project management team — technical questions, drawing conflicts, RFI and submittal responses Support customers with application and technical questions through installation and startup Feed field experience back into R&D and Product Development to improve products and quality Education and Experience Bachelor's degree in Mechanical Engineering or related field 8+ years of mechanical engineering experience in cooling equipment application or design review Expertise in data center cooling systems Experience with chillers, CDUs, and liquid cooling for AI or hyperscale deployments Applications engineering background at a cooling equipment manufacturer Specific Skills / Abilities Fluent in mechanical design documents, schedules, and hydronic schematics Strong client communication skills — comfortable working directly with customer engineers and consultants Working at Endeavour Innovate at Speed: Thrive in a fast-paced, entrepreneurial environment where your ideas actuall

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role The Sr Embedded Software Engineer will play a key role in developing advanced RF sensing capabilities for Mach’s autonomous defense platforms. Working on the DART team, you will focus directly on next-generation counter-UAV radar systems and RF seekers. You will be responsible for designing, implementing, verifying the performance and optimizing radar software across the full development lifecycle; from board bring-up to writing the low-latency embedded software that powers Mach’s radar and RF sensing technologies. This role involves close collaboration with cross-functional teams to ensure high-performance, low-latency radar systems that meet mission-critical requirements. Success in this role requires strong technical execution, adaptability, and a hands-on approach in a fast-paced, iterative environment. Key Responsibilities Build next generation counter-UAV defense systems that will be used to defend human lives, critical infrastructure, and high value assets for the United States and its allies. Write high-performance, well-tested production code in C/C++ across platforms ranging from low-power MCUs to high-performance multi-core processors. Develop and maintain radar and RF sensing systems signal processing pipelines ensuring real-time per

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role As a member of the engineering team, you will take a lead role in the development of next-generation defense technologies, including but not limited to unmanned aerial vehicles (UAVs), missiles, and advanced weapon systems. You’ll regularly interact with senior leadership to influence fundamental operation of our platforms while collaborating with electrical, software, mechanical, and manufacturing teams to steer this project from initial conception to manufacturing. Key Responsibilities Design of advanced RF front ends and transceivers in support of next generation products including phased arrays, transmitters, and receivers. Mastery and expertise of RF components such as matching networks, filter synthesis, LNAs, Mixers, VGA, PLL/Synthesizers, and VCOs. Design, schematic capture, and PCB layout of RF transceivers and High-Speed circuits. Utilize best practice and strategies to minimize and troubleshoot EMI/RFI issues. Perform design validation testing of prototype and production designs with test equipment such as signal generators, spectrum/signal analyzers, network analyzers, power meters, noise figure meters, and etc. Contribute to various aspects of the integration of the RF/Microwave designs into aircraft and other systems. Analyze in-th

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role As a member of the engineering team, you will take a lead role in the development of next-generation defense technologies, including but not limited to unmanned aerial vehicles (UAVs), missiles, and advanced weapon systems. You’ll regularly interact with senior leadership to influence fundamental operation of our platforms while collaborating with electrical, software, mechanical, and manufacturing teams to steer this project from initial conception to manufacturing. Key Responsibilities Design of advanced RF front ends and transceivers in support of next generation products including phased arrays, transmitters, and receivers. Mastery and expertise of RF components such as matching networks, filter synthesis, LNAs, Mixers, VGA, PLL/Synthesizers, and VCOs. Design, schematic capture, and PCB layout of RF transceivers and High-Speed circuits. Utilize best practice and strategies to minimize and troubleshoot EMI/RFI issues. Perform design validation testing of prototype and production designs with test equipment such as signal generators, spectrum/signal analyzers, network analyzers, power meters, noise figure meters, and etc. Contribute to various aspects of the integration of the RF/Microwave designs into aircraft and other systems. Analyze in-th

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role The Lead Fabrication Technician provides hands-on and technical leadership across advanced manufacturing projects, including custom test rig builds, structural aircraft modifications, and bespoke R&D hardware. This role combines precision welding, sheet metal fabrication, and machining expertise (aluminum, stainless steel, and titanium) with the ability to mentor technicians, prioritize shop workload, and uphold quality and safety standards. Success requires strong mechanical aptitude, close collaboration with engineers, and comfort adapting processes in a fast-moving, iterative environment. Availability for swing shifts is required to support development timelines. Key Responsibilities Lead and mentor a team of fabrication technicians, providing hands-on training, technique guidance, and quality oversight for welding, sheet metal, and machining work. Fabricate vehicle components, structural assemblies, and custom test fixtures using TIG welding, sheet metal techniques, and general metalworking, while setting the standard for weld and build quality. Perform and review high-quality welds (horizontal, vertical, and overhead) on aluminum, stainless steel, and carbon steel for both prototype and production applications. Operate the Flow Waterjet

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a New Grad Mechanical Engineer to join our team in designing, prototyping, and iterating on mechanical and electromechanical systems that support next-generation defense platforms. In this hands-on role, you’ll contribute to the development of innovative manufacturable hardware. At Mach Industries, we are redefining the future of defense through advanced, scalable platforms. As a Mechanical Engineer, you will play a key role in prototyping and refining mechanical systems, and optimizing designs for performance and scalability. Collaborating with a multidisciplinary team, you’ll help shape the next wave of defense technologies, from concept to deployment. Key Responsibilities Own the mechanical design and development of subsystem-level hardware, from early CAD concepts to functional prototypes, all the way through mass production. Integrate mechanical systems with sensors, actuators, and embedded control hardware. Lead hands-on testing, including design validation and hardware iteration based on performance feedback. Drive manufacturability, part selection, and tolerance stack-up decisions for scalable production. Apply mechanical fundamentals (thermal, structural, materials) to inform robust, lightweight designs. Contr

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role As a Senior Electrical Engineer, you will be at the forefront of creating next-generation military technologies. Your expertise will directly contribute to the electrical design, development, and testing of sophisticated defense systems. This role is perfect for a driven individual who thrives in a fast-paced, high-stakes environment and is eager to apply their electrical engineering skills to high-impact projects. Key Responsibilities Design electronic circuit boards consisting of MCUs, low and high-speed communication busses such as USB, Ethernet, MIPI, digital and analog interfaces, power distribution, EMI, and ESD circuits. Design PCB, Altium Designer preferred, for flight avionics, guidance systems, communication systems, and power distribution. Rapidly construct prototypes using standard and application specific lab tools. Test and evaluate prototypes with standard and application specific test equipment to verify design integrity and performance. Develop and maintain detailed design documentation, CAD drawings, and product specifications for board and system designs. Design PCB boards and systems in accordance with Mach and industry quality standards. Collaborate with the quality team ensuring designs meet quality, re

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role As an Electrical Engineer, you will be at the forefront of creating next-generation military technologies. Your expertise will directly contribute to the electrical design, development, and testing of sophisticated defense systems. This role is perfect for a driven individual who thrives in a fast-paced, high-stakes environment and is eager to apply their electrical engineering skills to high-impact projects. Key Responsibilities Design electronic circuit boards consisting of MCUs, low and high-speed communication busses such as USB, Ethernet, MIPI, digital and analog interfaces, power distribution, EMI, and ESD circuits. Design PCB, Altium Designer preferred, for flight avionics, guidance systems, communication systems, and power distribution. Rapidly construct prototypes using standard and application specific lab tools. Test and evaluate prototypes with standard and application specific test equipment to verify design integrity and performance. Develop and maintain detailed design documentation, CAD drawings, and product specifications for board and system designs. Design PCB boards and systems in accordance with Mach and industry quality standards. Collaborate with the quality team ensuring designs meet quality, reliability, and safety stand

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role The Principal Certification & Airworthiness Engineer serves as the independent technical authority responsible for ensuring the safety, regulatory compliance, and airworthiness of the company’s flight systems and munition payload integrations. This role owns the certification strategy, safety case, and release-to-flight authority, ensuring designs meet applicable military and civil airworthiness standards. This position will also advise on munitions safety and weapon system cybersecurity evaluation methods to ensure both test range accessibility and operational use are approved by the appropriate entities. You will act as a liaison between Mach Industries and the Department of War (DoW) for certification and developmental/risk reduction tests initiatives. Key Responsibilities Airworthiness Authority Serve as the independent airworthiness authority for flight systems and payload integrations. Define certification strategies and compliance plans aligned with MIL-HDBK-516, FAA/EASA regulations, and relevant DoW airworthiness requirements. Lead development and approval of airworthiness documentation including certification plans, compliance reports, and safety assessments. Interface with government airworthiness authorities and mission partners

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a Flight Test Engineer to support the planning, execution, and analysis of ground and flight testing for autonomous aircraft and related systems. This role works closely with design engineering, systems engineering, manufacturing, and Flight Operations to translate technical requirements into safe, executable tests. The Flight Test Engineer will develop test procedures, configure instrumentation, support test execution, evaluate results, and document whether test objectives were achieved. This is an entry-level role intended for an engineer who has strong technical fundamentals and wants to develop hands-on experience testing rapidly evolving aerospace systems. Key Responsibilities Test Planning and Development Translate system and subsystem requirements into measurable test objectives. Develop ground-test and flight-test procedures. Write test cards, test plans, and supporting readiness documentation. Define success criteria and identify the data required to evaluate them. Develop test matrices that account for configurations, conditions, and operating limits. Support the design of subsystem, integration, and vehicle-level tests. Coordinate test requirements with engineering and Flight Operations personnel. Test Readi

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a Field Operations Specialist to support planning, coordination, and execution of domestic and international field operations, flight test activities, demonstrations, and deployments. This role ensures personnel, equipment, test assets, transportation, documentation, facilities, and other operational resources are coordinated and ready to support successful field execution. The Field Operations Specialist works cross-functionally with engineering, flight operations, manufacturing, logistics, safety, program management, and external partners to identify requirements, resolve logistical constraints, and maintain operational readiness. This position requires strong organizational skills, sound operational judgment, and the ability to execute in dynamic field environments. Key Responsibilities Field Operations Planning & Execution Plan and execute logistics for domestic and international field operations, flight tests, demonstrations, and deployments. Coordinate transportation and movement of test hardware, support equipment, tools, vehicles, and personnel. Develop and maintain deployment checklists, equipment manifests, movement plans, schedules, and other operational planning documentation. Coordinate site access, fa

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a Field Drone Technician to support the assembly, maintenance, checkout, and field operation of autonomous aircraft and their supporting equipment. This is an entry-level, hands-on technical role for someone who enjoys working on mechanical, electrical, and aviation systems. You will work alongside Crew Chiefs, Forward Deployed Autonomous Systems Engineers, Flight Test Engineers, the Manufacturing team, and other technical teams to prepare aircraft for testing and deployment. You will execute approved work instructions and checklists, maintain tools and support equipment, track vehicle hardware, and assist with troubleshooting in the field. This role provides the opportunity to develop broad experience across autonomous aircraft, launch systems, ground equipment, manufacturing, maintenance, and flight operations. Success requires attention to detail, mechanical aptitude, disciplined execution, and a willingness to learn in both shop and field environments. Key Responsibilities Vehicle Preparation and Maintenance Perform vehicle checkout, systems testing, and preflight activities using approved procedures and checklists Conduct basic mechanical, electrical, avionics, structural, and wire-harness inspections Support the