Principal Systems Test Operations Engineer Jobs

Work Flexibility: Hybrid or Onsite Stryker is seeking a dynamic and visionary product development leader with a proven track record of leading large, complex product development programs through the application of systems engineering principles. As the technical quarterback, this individual will drive alignment, collaboration, and execution across a multidisciplinary global product line, ensuring teams work cohesively toward shared objectives while delivering innovative solutions that improve patient care. As medical technologies continue to evolve, our products must operate seamlessly within broader healthcare ecosystems and enabling technology platforms. This leader will be responsible for defining and overseeing system-level architectures, ensuring robust integration across hardware, software, data, connectivity, and partner technologies. They will champion a systems-thinking approach, proactively identify opportunities and risks, and ensuring our products deliver a seamless user experience while supporting the future needs of a connected healthcare environment. The ideal candidate combines deep technical expertise with exceptional leadership, influencing stakeholders across functions, geographies, and organizational levels to bring complex systems and product visions to life. https://www.stryker.com/us/en/nse.html What You Will Do Lead system architecture, technical strategy, and integration activities for complex medical device products and platforms. Translate customer, clinical, and business needs into system-level requirements and drive alignment across software, electrical, and mechanical engineering teams. Lead requirements development, allocation, traceability, and verification planning thro

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Principal Software Engineer on the Engine DataModel team, you will own and innovate on the foundational components that form the backbone of the Roblox platform. In the Roblox Engine, the DataModel is a tree-like structure that is analogous to a scenegraph in other 3D engines. This role will report to the engineering manager and will be based out of our HQ in San Mateo, CA in a hybrid model 3 days a week (Tuesdays to Thursdays). Our team owns: The core structures and systems are used to build the DataModel and interact with it. The C++ reflection bindings that form the Engine’s Luau API surface and let creators interact with the DataModel. We’ve built custom codegen tooling to generate the C++ for these reflection bindings and other related structures. DataModel serialization … and much more! You will: Develop engine code that performs well for all user-created games on the Roblox platform. Build the core systems and data structures used in the Roblox engine, working with other teams to find universal solutions. Take ownership of projects throughout their full lifecycles. Execute code that performs well on all the devices Roblox supports—from desktop clients to mobile phone clients to

Everpure (NYSE: P) has evolved from storage pioneer to data platform, closing fiscal 2026 with $3.7 billion in revenue, its first billion-dollar quarter, and accelerating growth into FY27. Our strategic agenda spans the companies defining the next era of technology - hyperscalers, AI labs, the AI hardware supply chain, data platform providers, and the broader AI ecosystem. This type of work—work that changes the world—is what the tech industry was founded on. So, if you're ready to seize the endless opportunities and leave your mark, come join us. THE ROLE Everpure is seeking a Senior Product Manager to help shape and execute the market strategy for systems offerings across mid-market, SMB, and adjacent commercial segments. This role sits within the Commercial Line of Business Product Portfolio team and partners closely with Inbound PMs, Central Hardware PMs, and cross-functional leaders across Sales, Marketing, Finance, Supply Chain, Customer Experience, Engineering, and Operations. This position is designed for a product manager who can connect customer insight, competitive dynamics, positioning, packaging, and launch execution to drive high-impact commercial outcomes. The ideal candidate brings strong systems and hardware fluency, understands value-oriented infrastructure buying motions, and can translate market needs into clear product and go-to-market recommendations. Focused on the outbound phases of targeted commercial systems initiatives, this role works across stakeholders to shape market-facing strategy, offer construction, and execution without owning the core hardware roadmap, engineering backlog, factory optimization, or broader operational processes. WHAT YOU'LL DO Architect Outbound Market Strategy: Help shape outbound product strategy for targeted systems offerings, including product-market fit, portfolio role, initial offer hypotheses, and alternative packaging approaches for target segments to ensure strong go-to-market performance. Dri

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . As a principal engineer on the Online Systems team, you’ll join a team that powers Pinterest’s most business-critical online systems at massive scale, driving the reliability, efficiency, and evolution behind every core Pinner and Advertiser experience. You'll lead major efforts like multi-region deployment and Kubernetes migration, set the standard for operational excellence, and define the long-term vision for our online serving infrastructure, supporting machine learning and product innovation across the company. This is an opportunity for high-impact technical leadership, broad visibility, and cross-functional influence at the heart of Pinterest’s platform. What you’ll do: Improve reliability, scalability and infra efficiency for Pinterest’s critical online systems across storage and caching, online service and realtime analytics syste

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As the Senior/Principal Product Manager for Engine Systems Foundations, you will drive the vision and strategy for the most foundational parts of the Roblox game engine and be hands-on with the execution and delivery of products that impact over 130 million players every day. This team is responsible for the core performance, reliability, and efficiency of the engine, and it owns key features like our memory allocation library, thread/work dispatch system, and the backing APIs that power our creator performance tooling. If you are a visionary product leader who thrives on deeply technical challenges to improve the speed and quality of a system, you’ll be a great fit! The role is based in San Mateo, CA (hybrid with Tues-Thurs onsite). You will: Define the long-term vision and strategy for Systems Foundations, ensuring we have plans in place to continually invest in the core pieces of a high-performance, realtime game engine. Take ownership of the engine-related content in the public Creator Analytics creators use to monitor the experiences on Roblox, ensuring we’re delivering actionable insights. Work with the Creator organization to define and drive end-to-end performance workfl

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. We are seeking an experience high-speed high-speed IO/Clocking Design Engineering at a Principal/Sr Member of Technical Staff (SMTS) level to join our DRAM IP Design team and contribute to the development of critical high-speed IP circuits used across Micron’s DRAM memory products. In this role, you will be responsible for the architecture, design, development, optimization, verification, and technical support of these high-speed IPs. You will focus on equalization and bandwidth extension to push the limits of circuit and process performance, analyze IO impairments as well as clock jitter and duty cycle distortion, and assess their impact on DRAM system timing. You will also develop core strategy and implement effective engineering solutions to address these challenges. Relocation to Micron headquarter in Boise, Idaho is required for this position. Responsibilities: Define, innovate, design, optimize and verify high-speed IO and clocking circuits used in new DRAM products. Apply robust high-speed circuit design techniques and enhance critical performance evaluation, including timing and jitter sensitivity, of the IO data path and clock path at circuit and full-chip level. Develop accurate modeling, analysis and simulation methodology to capture key circuit performance metrics and their impact to product specifications at full-chip and system level. Work with Product Engineering and SI team to compare silicon performance with simulation resu

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. We are seeking a Principal/Member of Technical Staff (MTS) IO/Clock Design Engeer to join our DRAM IP Design team and contribute to the development of critical high-speed IP circuits used across Micron’s DRAM memory products. In this role, you will be responsible for the design, development, optimization, verification, and technical support of these high-speed IPs. You will focus on equalization and bandwidth extension to push the limits of circuit and process performance, analyze IO impairments as well as clock jitter and duty cycle distortion, and assess their impact on DRAM system timing. You will also develop and implement effective engineering solutions to address these challenges. Relocation to Micron headquarter in Boise, Idaho is required for this position. Responsibilities: Innovate, design, optimize and verify high-speed IO and clocking circuits used in new DRAM products. Apply robust high-speed circuit design techniques and enhance critical performance evaluation, including timing and jitter sensitivity, of the IO data path and clock path at circuit and full-chip level. Develop accurate modeling, analysis and simulation methodology to capture key circuit performance metrics and their impact to product specifications at full-chip and system level. Work with Product Engineering and SI team to compare silicon performance with simulation results and support correlation activities. Collaborate with process integration and transistor

Distinguished Technologist - Principal Architect, Platform Security and Firmware Systems Description - HP is seeking a senior technical leader to serve as a lead architect for hardware rooted Platform Root of Trust for HP's commercial PC platform. In this role, you will be responsible for envisioning, defining, and driving the architecture of hardware, firmware, software, and cloud-integrated security capabilities that protect HP commercial PCs from current and emerging threats. You will also work across the hardware and security architecture teams, collaborate with HP's Security Research Labs, Firmware (BIOS) team, our security business that creates and deploys industry leading enterprise security and manageability solutions, product management, manufacturing, supply chain, customer enablement, and field organizations to create cohesive system solutions that deliver unique customer value. This position requires deep expertise in embedded systems, platform firmware, hardware, security, device manageability, and PC system architecture. The role also requires the ability to translate complex technical capabilities into customer-relevant value propositions and to influence internal and external stakeholders without relying solely on formal authority. Responsibilities Serve as principal architect for HP Endpoint Security Controller roadmap, associated hardware and firmware based capabilities, cryptographic identity, attestation, secure communication, event logging, and future controller generations. Define and evolve HP Sure Start architecture and related firmware resilience capabilities, including hardware-enforced firmware authenticity, recovery, update, and protection mechanisms. Drive secure BIOS and firmware configuration management strategies, including HP Sure Admin ecosystem capabilities, key management, zero-touch provision

About Backblaze Backblaze is the object storage leader in the open cloud movement, fueling customer success with cloud storage built purposefully to unlock budgets, unburden administrators, and unleash innovators. Together with our partners, we’re helping customers break free from the restrictive, overpriced legacy solutions that hold them back, and blaze forward with the full power of the open cloud in their hands. Founded in 2007, we scaled the business with less than $3 million in outside funding until 2021, when we did a traditional IPO on the Nasdaq stock exchange. Today, Backblaze generates over $136M ARR and is the leading specialized storage cloud, managing over three billion gigabytes of data storage for 500K+ customers in 175+ countries, including businesses, developers, IT professionals, and individuals. But while there is a lot to celebrate in our past, there is almost as much opportunity ahead of us. We’re seeking a Principal SRE to join our team! About the Role We are seeking a Principal Site Reliability Engineer (SRE) to help ensure the stability, scalability, and reliability of our production systems. The ideal candidate will have extensive experience collaborating in cross functional teams to manage the design, implementation and ongoing management of the Backblaze core infrastructure. You will be approved to demonstrate strong observability skills, process and service improvement and ability to leverage AI and automation to assist to mitigate issues faster and meet customer demand.. As a technical leader in Backblaze you will be expected to work across the organisation to achieve our goals. This will include working with our executives and customers. The role will focus long term strategic focus on platform stability. Key Responsibilities Service Reliability & Operations Own the availability and durability of critical services across production environments and accountability for outcomes. Ability to work independently, take ownership, an

InnoPhase Inc., DBA GreenWave Radios™, is at the forefront of innovation in Open RAN digital radios. Our cutting-edge solutions, powered by the Hermes64 RF SoC, are designed to enhance network energy efficiency while dramatically reducing operational expenses, with purpose-built silicon that is the heart of ORAN-based active antenna arrays. Headquartered in San Diego, California, GreenWave Radios™ has established itself as a pioneer in delivering power-efficient digital-to-RF solutions. The company is supported by a talented team of over 100 engineers spread across four global R&D facilities. With an extensive portfolio of more than 120 global patents, GreenWave Radios™ continues to push the boundaries of radio technology and innovation. To learn more about GreenWave Radios™ and hear what our employees have to say, visit the GreenWave™ certification profile at GreatPlacetoWork.com or explore our Home - GreenWave Radios website. About the Role We're looking for an experienced Principal Hardware Design Engineer/Manager to lead PCB design and development for next-generation, high-performance cellular base stations. You'll architect the board-level circuitry that complements our custom silicon — spanning digital processing, high-speed SerDes, power management, and RF transmission/reception — to deliver a solution that's both high-reliability and low-cost/power. This opportunity is a high-visibility technical leadership role based in San Diego, CA: you'll own PCB system architecture from concept through qualification, working shoulder-to-shoulder with various domain experts to ensure everything comes together. What You'll Do Own PCB development end-to-end, from concept through production Design and implement RF, analog, digital, and power circuits for high-performance base station products Partner with experts on floor planning and PCB constraints for seamless integration Lead and review schematic capture and PCB layout Optimize PCB stack-up for per

Integration meets Innovation At Celigo, we believe integration should empower — not exhaust — innovation. As a modern Integration and Automation Platform (iPaaS), we’re on a mission to simplify how companies integrate, automate, and optimize processes. Powered by game-changing technology like runtime AI and prebuilt, mission-critical integrations, Celigo is redefining how businesses connect their world. Celigo is looking for a Principal Enterprise Architect who sees the whole estate before they see the parts. This is a founding role: you will build Celigo’s enterprise architecture practice from scratch, turning a highly federated, ungoverned technology portfolio into a rationalized, outcome-aligned estate. You will govern through influence rather than authority, use AI to analyze the portfolio at scale, and work through GTO’s domain leads to turn findings into real action. If you are energized by converting complexity into clarity and by setting standards that actually get adopted, this is the role for you. What would you do if hired? Build the EA practice from scratch. Define the operating model, establish architecture principles, and stand up a lightweight review process where the right decision is the easy decision. You will set the scope, prioritize what to govern first, publish a standards catalog and decision log, and create the shared language GTO works from. Own the application portfolio end to end. Build and maintain the inventory, classify every app by lifecycle status (adopt, hold, retire), and drive consolidation of redundant and duplicative tools. When you surface overlap, you act on it rather than filing a memo about it. Lead build-vs-buy with a Celigo-first lens. Start every evaluation with Celigo’s own platform as Customer Zero, weigh decisions against architecture principles and total cost of ownership, and make the recommendation land by connecting it to the business outcome that actually matters. Stand up SaaS governance and cost control. O

Systems Technology Inc. (STI) is a private, employee-owned company (ESOP) that provides engineering consulting and product development with a focus on safety. We are a small company that enjoys many of the perks of start-ups, but we have been in business for over sixty years and have an aggressive growth plan. Being part of STI means being a key contributor in the company while working with a team that spans the range of experience from recent graduates to 20+ year tenure. At STI, we look for business partners who want to be part of something special and contribute to a culture built on transparency, friendliness, innovation, ownership and accountability. If you are of a like mind and enthusiastic about solving challenging, real world, relevant problems, we would love to hear from you. As a 100% employee-owned company, STI understands that employees' individual and collective hard work and dedication will lead directly to the success of the company in the long term. An Employee Stock Ownership Plan (ESOP) gives employees an ownership interest in the company that employs them. What You’ll Do: The Principal Research Engineer executes a variety of highly specialized/technical, business development and leadership activities. This individual provides advanced expertise in the areas of modeling, simulation and/or flight control. This person submits government proposals and is involved in commercial client outreach via networking at conferences and meetings. In addition, this person is responsible for leading commercial consulting contracts. The Principal Research Engineer also manages multiple contracts that involve tracking budgets, ensuring successful deliverables, and managing junior engineers. This person actively engages in company process development and participates in BD related activities. This individual may supervise, and mentor select staff engineers. Will report to the Director of Engineering Services. Supports determining top level technical direction

Level Up Your Career with Zynga! At Zynga, we bring people together through the power of play. As a global leader in interactive entertainment and a proud label of Take-Two Interactive, our games have been downloaded over 6 billion times—connecting players in 175+ countries through fun, strategy, and a little friendly competition. From thrilling casino spins to epic strategy battles, mind-bending puzzles, and social word challenges, our diverse game portfolio has something for everyone. Fan-favorites and latest hits include FarmVille™, Words With Friends™, Zynga Poker™, Game of Thrones Slots Casino™, Wizard of Oz Slots™, Hit it Rich! Slots™, Wonka Slots™, Top Eleven™, Toon Blast™, Empires & Puzzles™, Merge Dragons!™, CSR Racing™, Harry Potter: Puzzles & Spells™, Match Factory™, and Color Block Jam™—plus many more! Founded in 2007 and headquartered in California, our teams span North America, Europe, and Asia, working together to craft unforgettable gaming experiences. Whether you're spinning, strategizing, matching, or competing, Zynga is where fun meets innovation—and where you can take your career to the next level. Join us and be part of the play! Position Overview Come join the AI team at Zynga making an impact across all of the company's games - Central Technology! As a Principal Software Engineer, you will be responsible for the technical vision, design and implementation of AI-powered tools and systems that elevate developer productivity and player experiences at scale. We're looking for outstanding engineers with a passion for artificial intelligence and the desire to work in a team with dynamic strengths. What You'll Do: Build, improve & maintain Zynga's AI-powered developer tools and applications across the full stack, spanning frontend interfaces, APIs, and backend services. Design and architect scalable AI systems and integrations running in cloud infrastructure, including LLM-powered features, agentic workflows, and MCP-based services. Take

POSITION SUMMARY Natera is seeking a Principal AI Engineer to set technical direction for, and hands-on build of, the Vector Store GenAI Platform that powers document intelligence and retrieval across our Real-World Data (RWD) organization. The platform ingests clinical documents from multiple sources, indexes them for high-quality search, and makes that content available to downstream AI workflows and business use cases across oncology and other clinical domains. This is a principal-level individual contributor role with architecture-plus-build ownership of retrieval, document processing, and ingestion systems. You will define platform strategy and sequencing, ship production code in a cloud environment, raise the reliability and quality of search and retrieval, and prove new approaches through POCs and benchmarks. You will partner with clinical, engineering, and product leaders to turn ambiguous priorities into a clear technical roadmap, establish standards for how retrieval serves agents and re-extraction workflows, and deliver measurable improvements in platform quality and operability—with high autonomy and limited day-to-day direction. The ideal candidate combines deep hands-on engineering with a track record of owning complex AI platforms end to end. You set direction, implement critical path yourself, and elevate the technical bar across the teams that consume and extend the platform. RESPONSIBILITIES Own platform architecture and hands-on delivery for the Vector Store GenAI Platform, including search and retrieval, document processing and chunking, ingestion pipelines, and APIs that serve downstream AI workflows. Set technical direction for hybrid search and retrieval quality; evaluate embedding models and retrieval approaches through working implementations, POCs, and benchmarks, and drive adoption of what works in production. Advance document parsing and chunking so clinical content is indexed in a way that supports accurate, structured, and faceted retri

About the Team Our Cyber team builds AI systems and products that help trusted defenders understand and respond to cyber threats while improving the safety and reliability of frontier models in security-sensitive settings. The team works across product engineering, model training, evaluations, safeguards, and deployment to make advanced cyber capabilities useful to defenders and responsibly managed. We collaborate closely with Safety/Preparedness, Research, Security, Legal, Communications, GTM, and external partners across OpenAI’s broader cyber work. About the Role We’re looking for research and software engineers to join Codex Cyber. You’ll help define and ship security products, work with trusted defenders and customers, shape model training and access patterns, and build research and evaluation systems for assessing cyber capabilities, validating safeguards, and improving training data. This role is hands-on and cross-functional, connecting product launches, model development, safety work, and real-world security use cases. In this role, you will: Help define and execute the technical roadmap for Codex Cyber’s security products, including evaluations, safeguards, trusted-defender workflows, and deployment decisions. Work with trusted defenders, customers, and partner teams to understand cyber use cases, evaluate risk, and turn feedback into product and research priorities. Shape cyber-specific model training and access patterns, including data, evaluations, validation, and deployment criteria. Build and validate systems for measuring cyber capabilities, monitoring misuse risk, and proving safeguards work in practice. Collaborate with Safety/Preparedness, Research, Security, Legal, Communications, Go-to-Market, and external partners on company-wide cyber priorities. Translate frontier cyber research into launch-ready tools, operational playbooks, and durable infrastructure for Codex and security products. You might thrive in this role if you: Enjoy 0 -> 1 envi