Staff Machine Learning Scientist Jobs

Build What Matters. Build Your Future. Catamount builds the spaces communities depend on every day. From distribution centers that keep goods moving and medical facilities that provide critical care, to housing, restaurants, and fire stations serving local neighborhoods, our work supports real life. As a best-in-class, 100% employee-owned general contractor with a national reach, we complete projects across diverse markets and regions. This diversity empowers us, keeps our teams moving forward, and creates long-term opportunities for the people shaping our company. Why choose Catamount? We’re financially stable, growing, and built for the long haul. Our extensive national backlog and diverse project types provide stability, momentum, and opportunities. At Catamount, careers advance. Employee-owners can grow, move between project types and markets, and build long-term careers without starting over. Teams are carefully staffed, work-life balance is prioritized, and our people are seen as long-term assets. Diverse work. Real stability. Shared success. Position Overview: Our Superintendents are the “boots on the ground”. They are responsible for ensuring that the project progresses according to plan and Owner specifications, in conjunction with the Project Manager, Architects and Owners. They supervise and coordinate the daily activities of construction workers, contractors, sub-contractors and Assistant Superintendents. They lead every step of the way, and when the project is complete they can truly say, “I built that”. Role & Responsibilities: Onsite during all work activities, using experience, research and networking with other Catamount Staff to ensure the job meets or exceeds client expectations Maintain communication, from holding weekly sub-contractor meetings, to communicating change orders, schedule, and back charges with the Project Manager, and addressing problematic subcontract

At Perplexity, we're changing how the world finds answers. In 2026, we launched Computer, the defining product for the new era of agentic AI. Millions of people now use Perplexity to transform knowledge into action, and behind all of that sits the technology infrastructure that keeps a fast-moving company running. We're looking for an IT Systems Administrator who wants to do more than keep the lights on. This is an early, high-impact role where you'll build the systems and automations that let our team move even faster. You won't just respond to tickets. You'll figure out how to make them disappear. We give our IT team the same AI tools we build for everyone else, and we expect you to use them. This role is based in-person at our San Francisco office. What you’ll do: Use Perplexity's own Computer product to build AI automations, custom skills, and IT workflows that take repetitive work off your plate. Work and tune agentic IT ticketing, including ticket analysis, creation of KPIs and building of workflows that resolve common requests automatically. Automate the management of users and devices so IT is as hands-off as possible. Enable Self Service and help other departments automate their processes as well. Manage and optimize corporate software systems. Improve our Mobile Device Management (MDM) setup and create a very polished Onboarding experience. Roll out and enforce strong security policies. Lead IT projects across endpoint management, IAM and the IT backendTrain and support staff on IT systems, in person and remotely. Qualifications: 7+ years of hands-on IT systems administration experience. Strong skills in macOS and Google Workspace. Hands-on expertise administering and automating Okta, including securing access with strong auth policies and end‑to‑end user lifecycle automation using Okta Workflows; scripting experience with Bash or Python is highly preferred. Sharp troubleshooting instincts across MDM, Okta and common SaaS applications. A solid grasp of cyb

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to xAI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, and mul

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to SpaceXSI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, an

RDQ427R337 About the Role Databricks is looking for a highly capable, process-driven, and proactive Executive Assistant to support a Senior Leader within Product & Engineering, while also supporting our SVP of Corporate Development & Ventures. The primary mission of this person is to support our Engineering and Product leaders, partnering with them to operationalize their teams' cross-functional strategies. You will serve as a key liaison across various departments—including Sales, Marketing, IT, and other critical functions—to ensure alignment and execution. Additionally, you will drive strategic initiatives and community events that foster collaboration across the Engineering and Product organizations. While deeply rooted in supporting a massive internal engineering footprint, this high-visibility, fast-paced role sits at a unique intersection. You will also manage the rhythm of a deal-driven corporate development environment, triaging incoming requests from startups, founders, and investors, and handling highly sensitive, confidential information with absolute discretion. The Impact You Will Have Ensure the Engineering leader is prepared for all meetings, with an accurate and forward-looking calendar. Effectively prioritize the calendar and schedule meetings in a timely manner. Provide timely responses to all stakeholder requests. Enhance the Engineering leader's time efficiency, leading to a more productive team and company. Execute strategic initiatives well, delivering on defined outcomes. Responsibilities Calendar Management: Organizes all meetings across international time zones, including but not limited to internal engineering team meetings, customer meetings, internal business partners, and external venture/M&A requests. Request Tracking & SLAs: Builds and maintains records of all meeting requests and closes out all requests in a timely manner. Keeps to a strong SLA on responding to requests from both internal technical staff and external

At Rockstar Games, we create world-class entertainment experiences. Become part of a team working on some of the most rewarding, large-scale creative projects to be found in any entertainment medium - all within an inclusive, highly-motivated environment where you can learn and collaborate with some of the most talented people in the industry. Rockstar Games is looking for a passionate Director, Workplace Services. This role will be a leader for the Workplace Services North America team, ensuring the studio environments meet high standards for operational effectiveness, efficiency and stakeholder needs. The Director should have proven experience working in a cross-functional capacity to deliver results in a fast-paced environment. This opportunity seeks a proactive leader with a consistent record in facilities management. This is a full-time, in-office position based out of Rockstar’s NYC headquarters in Downtown Manhattan. WHAT WE DO The Workplace Services team supports the core business through operational excellence, quality vendor partners and cross-functional collaboration. We create a creative, supportive, and safe working environment for the staff at Rockstar. We manage and develop hard and soft services, including maintenance, security, cleaning, and space utilization. We ensure the site complies with all relevant compliance and legislation. We partner with senior leadership to drive proactive real estate strategies, leasehold improvement, and capital expenditure projects. RESPONSIBILITIES Oversee all facility services and programs for the North America bi-coastal portfolio with a focus on efficiency, performance, and innovation. Proactively engage with and support studio leads, ensuring their operational needs are consistently met. Conduct structured site visits to support the local Workplace Services Manager. Identify and address issues with the ability to resolve in a timely manner. Lead, coach, and manage the performance of the North America

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. The Senior Corporate FP&A Manager, Workforce Planning & Total Rewards leads Roblox’s end-to-end headcount planning cycle, aligning top-down envelopes and bottoms-up requests across Finance, People, and business leaders. You’ll own how we translate budget dollars into concrete hiring plans, using various internal tools to manage the planning and execution cycles. You’ll partner closely with People Science & Analytics, PBPs, Compensation, and Talent Acquisition to ensure plans are data-driven, executable, and tied to company priorities. Ultimately, you’ll be the connective tissue between our long-range plan, annual budget, and the teams we staff to deliver it. The ideal candidate will be eager to develop and drive processes, has an eye for efficiency, and works well cross fun

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. * Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. An overview of this role As an Engineering Manager , you’ll guide GitLab’s dedicated Software Supply Chain Security (SSCS) Add-On engineering team as it develops core capabilities including Dependency Firewall, Build Provenance, Malicious Packages detection, and Artifact Signing . This is a founding management role where you’ll help shape how the team works, partner closely with the Staff Backend Engineer, Product Manager, and SSCS stage management, and turn a defined roadmap into steady, high-quality delivery for enterprise customers with strict security and compliance needs. You’ll focus on developing the team, creating a healt

Job Title: Paediatric Community Speech and Language Therapist Banding: Band 6/7 (Band 5/6 considered) Location: Lewisham Start Date: ASAP Rate: £24.00–£37.00 per hour Working Hours: Part-time (1–2 days per week initially, with potential to increase) Job Overview We are currently seeking a dedicated and compassionate Paediatric Community Speech and Language Therapist (SALT) to join a community-based service in Lewisham. This role involves supporting children and young people aged 5 to 16 years, many of whom have Education, Health and Care Plans (EHCPs), across clinic and local school settings. This is an excellent opportunity for a Band 5 or Band 6 therapist looking to develop their paediatric experience within a supportive and flexible environment. The role is offered on a locum basis initially for 1–2 days per week, with the potential to increase days depending on service needs. The position is expected to run until the end of the academic year (mid-July). You will play a key role in delivering high-quality speech and language therapy services, helping children to develop their communication skills and achieve their full potential in educational and social settings. Key Responsibilities In this role, you will: • Assess, diagnose, and deliver therapy for children with Speech, Language and Communication Needs (SLCN). • Work with children aged 5–16, many with EHCPs and a range of communication difficulties. • Deliver therapy sessions in clinic settings and local schools. • Develop and implement individualised therapy plans tailored to each child’s needs. • Liaise with families, teaching staff, and other professionals to support holistic care. • Maintain accurate clinical records in line with professional and organisational standards. Qualifications and Experience To be considered for this role, you must have: • A recognised degree in Speech and Language Therapy (or equivalent). • HCPC registration and eligibility for membership of the Royal College of Speech and Langu