Metallurgical Engineer Mariana MineralsMetallurgical EngineerSan Francisco, CaliforniaYou will work closely with R&D, technicians, metallurgists, and cross-functional teams to analyze process performance, troubleshoot operational issues, and help scale new technologies from pilot testing toward commercial deployment. Mariana Minerals is seeking a highly motivated Metallurgical Engineer to support process development activities and pilot-scale testing for our CopperOne mine pilot facility in San Francisco.
Staff Materials Engineer Ouraring IncStaff Materials EngineerCA$198,050–$267,950 / yearWhat We're Looking For:Bachelors degree in Materials Science, Chemical Engineering, Mechanical Engineering, or a related field.10+ years of experience in materials engineering of metals,PVD/CVD, metal surface treatments and platingProven experience developing materials and processes for consumer electronics, medical devices, or wearables. What we offer:Competitive salary and equity packagesHealth, dental, vision insurance, and mental health resourcesAn Oura Ring of your own plus employee discounts for friends & family20 days of paid time off plus 13 paid holidays plus 8 days of flexible wellness time offPaid sick leave and parental leaveOura takes a market-based approach to pay, which may vary depending on your location.
Staff Silicon Photonics Design Engineer NeurophosStaff Silicon Photonics Design EngineerSan Mateo, CaliforniaDesign, simulate, and optimize passive silicon photonic building blocks: edge couplers (inverse tapers, spot-size converters), grating couplers (1D/2D, chirped/apodized, dual-polarization), and hybrid/directional/multimode-interference (MMI) couplers for compact PIC designs. In this role, you will own the end-to-end design, simulation, layout, and characterization of passive silicon photonic components—including edge couplers, grating couplers, and hybrid/directional couplers—targeting a high-performance co-packaged optics system for artificial intelligence Inference applications.
Senior Cell Engineer, Cathode Blue Current IncSenior Cell Engineer, CathodeHayward, CA$93,382–$109,305 / yearFree of flammable liquid electrolytes, Blue Currents fully dry, inherently safe batteries significantly reduce risks to human and environmental health while providing a higher-performance alternative to traditional lithium-ion batteries. Assemble solid state cells and perform electrochemical testing to analyze the impact of cathode active materials and electrode composition on cell performance.
Senior Cell Test Infrastructure Engineer Blue CurrentSenior Cell Test Infrastructure EngineerHayward, CA$111,600–$160,000 / yearWorking at the intersection of cell engineering, data engineering, and test development operations this role owns the systems and infrastructure behind test engineering from supporting existing equipment through calibration, maintenance, monitoring, troubleshooting to managing test requests, channel allocation and testing throughput to ensure tests produce actionable data to move projects and programs forward. Operating within Cell Engineering's established test strategy and in close partnership with Staff Test Engineers, the data team, and facilities, this role not only keeps the lab performing, but also grows its capacity and infrastructure so that engineers and scientists across the organization can depend on accurate, well-organized results.
Senior Cell Test Infrastructure Engineer Blue Current IncSenior Cell Test Infrastructure EngineerHayward, CA$111,600–$160,000 / yearWorking at the intersection of cell engineering, data engineering, and test development operations this role owns the systems and infrastructure behind test engineering from supporting existing equipment through calibration, maintenance, monitoring, troubleshooting to managing test requests, channel allocation and testing throughput to ensure tests produce actionable data to move projects and programs forward. Operating within Cell Engineering's established test strategy and in close partnership with Staff Test Engineers, the data team, and facilities, this role not only keeps the lab performing, but also grows its capacity and infrastructure so that engineers and scientists across the organization can depend on accurate, well-organized results.
Senior Software Engineer - Platform (Containers & Kubernetes) AVEVA Group LtdSenior Software Engineer - Platform (Containers & Kubernetes)San Leandro, CA$117,600–$196,200 / yearIt provides development teams with secure, pre‑scanned, digitally signed container images and enables consistent, reliable, and secure build workflows across AVEVA's product portfolio. AVEVA is seeking a skilled Senior Software Engineer to join our Dev Services organization and take a key role in the ongoing development, operations, and scaling of our Trusted Container Registry (TCR) platform.
Associate Principal / Senior Electrical Engineer (MEP) – San Francisco Energi People - Construction EngineeringAssociate Principal / Senior Electrical Engineer (MEP) – San FranciscoSan Francisco, CA$175,000 / yearYou will be responsible for providing technical leadership across multiple projects while supporting clients, mentoring engineers, and driving successful project outcomes. The Role: Senior Electrical Design Engineer This is an exciting opportunity for an experienced Electrical Design Engineer to take a lead role in the delivery of complex, multidisciplinary projects.
Staff+ Software Engineer, Claude Science AnthropicStaff+ Software Engineer, Claude ScienceSan Francisco, CAClaude Science is an AI workbench that gives researchers a single environment for work that today spans dozens of disconnected tools - literature, specialized databases, scientific computing, analysis, and publication-ready outputs. Claude Science already renders protein structures, genome tracks, and chemical structures natively, and coordinates multi-agent workflows with built-in review for citation and calculation errors - and we're just getting started.
Chief Engineer Pacific Hospitality GroupChief EngineerNapa, CaliforniaThe team member is required to have close visual acuity to perform an activity such as: preparing and analyzing data and figures; viewing a computer terminal; extensive reading; visual inspection involving small defects, small parts, and/or operation of systems and equipment (including inspection.). Responsibilities include inspecting facilities for maintenance needs, interviewing, hiring, and training team members; planning, assigning, and directing work; appraising performance; rewarding and disciplining team members; addressing complaints and resolving problems.
Hardware & Wireless Validation Engineer Artech LLCHardware & Wireless Validation EngineerFoster City, CA$70–$88.55 / hourHands-on experience configuring/programming, developing test cases using wireless test platforms (Keysight, Rohde & Schwarz) and testing/troubleshooting Automotive Ethernet products. In this role, you will be responsible for developing, documenting, and executing comprehensive unit and system-level validation tests for both general hardware and network-connected devices.
Embedded Software Engineer Artech LLCEmbedded Software EngineerFoster City, CA$75–$97.84 / hourProficiency with Python and test automation (e.g., Pytest), plus Git, build systems (e.g., Bazel), and unit testing frameworks (e.g., GTest). Architect, implement, and maintain production-quality C applications for embedded Linux, with a focus on low-latency, high-performance user- and kernel-space solutions.
NewSr. Commissioning Engineer PEAK Technical StaffingSr. Commissioning EngineerSan Leandro, CAManage and/or support commissioning projects working with members of project teams including Owners/Clients, Design Teams, Contractor Teams, and Sub-Contractor teams to develop, implement and complete commissioning activities. Candidate Privacy To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://peaktechnical.com/privacy-policy/and https://peaktechnical.com/ca-residents-privacy-rights/
Contract Piping Design Engineer Mariana MineralsContract Piping Design EngineerSan Francisco, CaliforniaMariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. Ability to work effectively with cross-functional teams, manage competing priorities, and deliver high-quality engineering packages under schedule constraints.
Senior Electrical Engineer Kleinfelder IncSenior Electrical EngineerConcord, California$75,850–$126,585 / yearFull timeThis individual will work closely with the design team to ensure working plans and technical drawings meet project specifications and goals and play an active role in project management duties such as conferring with internal and external stakeholders and preparing all necessary documentation. Our collaborative, multidisciplinary group spanning architectural, structural, civil, electrical, mechanical, process engineering, pipeline design, and integrity management works together to deliver integrated, high‑impact solutions.
NewFacilities Maintenance Engineer Sharp Decisions, IncFacilities Maintenance EngineerPleasanton, CAExperience supporting chilled water plants, industrial exhaust systems, boilers, cooling towers, compressed air systems, and RODI systems. Client R&D laboratory and office facility operates highly complex, mission-critical infrastructure supporting sensitive scientific research and corporate operations.
Product Engineer StratAcuity Staffing Partners IncProduct EngineerFremont, CA$90–$95 / hourIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.
Supplier Development Engineer - Diecasting 1X TechnologiesSupplier Development Engineer - DiecastingHayward, CA$133,000–$195,000 / yearYou will work closely with engineering, sourcing, and manufacturing partners to develop robust casting, machining, and finishing processes that deliver lightweight, high-strength components at scale while meeting 1X's quality, cost, and production targets. As part of the Supply Chain organization, you will help ensure our products can scale from prototype to volume production through robust supplier partnerships, operational excellence, and proactive risk management.
AI Engineer, Evaluation DistylAI Engineer, EvaluationSan Francisco, CA$150,000–$250,000 / yearExperience with Evaluation-Driven or Experiment-Driven Development: Experience using structured evaluation or experimentation frameworks to drive system iteration, and understand the pitfalls of overfitting to metrics that don't reflect real outcomes. Work closely with Forward Deployed AI Engineers, Architects, Product Engineers, AI Strategists, and domain experts to ensure evaluation frameworks meaningfully guide system development and deployment in production.
Senior Android Engineer (Kmm) Eko HealthSenior Android Engineer (Kmm)Emeryville, CA$160,000–$179,000 / yearWith Eko, clinicians can detect cardiac and pulmonary disease with higher accuracy, diagnose with more confidence, manage treatment effectively, and ultimately give their patients the best care possible. We have more than 8 FDA clearances including novel AI algorithms, and we invest heavily in quality clinical research and R&D to build and validate exceptional products for patients we care deeply about.
Software Engineer (New Grad Program) Sigma ComputingSoftware Engineer (New Grad Program)San Francisco, CAThe round was led by Princeville Capital, with new strategic investors Databricks Ventures, ServiceNow Ventures, and Workday Ventures participating alongside returning investors Altimeter Capital, Avenir Growth Capital, D1 Capital Partners, K5 Global, NewView Capital, Spark Capital, Sutter Hill Ventures, and XN. This milestone follows Sigma reaching $200M in annual recurring revenue in April 2026, with more than 100% year-over-year growth and 1.1 million new active users added in the latest fiscal year.
Forward Deployed Engineer LoopForward Deployed EngineerSan Francisco, CaliforniaEquivalent backgrounds include: Forward Deployed Engineers, implementation engineers at vertical SaaS companies, technical founders who did their own customer deployments, field engineers at developer infrastructure companies in their early growth stage, or applied AI engineers deploying models into enterprise workflows. As a Forward Deployed Engineer, you will operate at the edge of the company -- embedded with customers, learning their operations, and building working solutions that drive client results and feed Loop's product direction.
Lead Systems Engineer, Information Technology, Full-Time, Days MarinHealth Medical CenterLead Systems Engineer, Information Technology, Full-Time, DaysSan Rafael, CaliforniaAdvanced knowledge of networking, including secure design, segmentation, and interoperability between on-premises and cloud environments Experience with virtual desktop infrastructure (VDI) platforms and enterprise-level automation tools for streamlined provisioning and configuration Proficiency in group policy administration and compliance-driven architecture to ensure security and usability Familiarity with advanced security frameworks (Zero Trust, IAM, RBAC) and regulatory requirements Ability to build TCO models and multi-year cost projections for technical initiatives Effective collaboration, communication, and leadership skills for cross-functional teamwork and mentoring technical staff Experience providing training and documentation to technical teams and maintaining hardware inventory Skilled in troubleshooting network-related issues and supporting mobile device integration. Demonstrated expertise in desktop support, troubleshooting, and administration for a wide range of devices and applications Proven ability to architect, modernize, and integrate desktop and systems infrastructure with cloud platforms Strong understanding of endpoint management, desktop/mobile systems architecture, and enterprise identity/access management Advanced proficiency in enterprise mobile device management (MDM) for iPhone and Android platforms, ensuring secure configuration, compliance, and operational excellence in regulated environments such as healthcare or finance.
Senior Electro-Mechanical Engineer HEN TechnologiesSenior Electro-Mechanical EngineerLivermore, CaliforniaOur first application is transforming fire response: combining advanced fluid dynamics, IoT-enabled hardware, real-world operational data, and AI-powered decision support to help firefighters suppress fires faster, use less water, reduce fatigue, and improve safety. Research has shown that women and people of color are less likely to apply for roles unless they meet every qualification, and we don’t want that to stop great people from considering HEN Technologies.
Staff Software Engineer Amplitude IncStaff Software EngineerSan Francisco, CAAmplitude's Commitment to Diversity Equity & Inclusion (DEI): Amplitude believes that diversity enables the creation of better products, improves the ability to solve complex problems, and drives more powerful solutions. You'll work across the full stack of a modern OLAP system - query planning and execution, columnar storage and encoding, distributed compute, caching, and cloud infrastructure - while driving meaningful improvements to performance, cost-efficiency, and reliability at scale.
Staff Mechanical Design Engineer, Big Machines Redwood Materials IncStaff Mechanical Design Engineer, Big MachinesSan Francisco, CA$147,500–$235,000 / yearJoin the Big Machines team at Redwood Materials, where we develop high-performance equipment-such as 200 ton kilns, meter long knife gates, rotary seals, and complex 30m+ conveyance systems-built to operate reliably at 900°C in some of the most corrosive, debris-laden environments on Earth. We're looking for creative problem solvers who can tackle complex mechanical systems-people who think both tactically and strategically to deliver durable, long-term solutions.
Senior Android Engineer (KMM) Eko Health IncSenior Android Engineer (KMM)Emeryville, CA$160,000–$179,000 / yearWith Eko, clinicians can detect cardiac and pulmonary disease with higher accuracy, diagnose with more confidence, manage treatment effectively, and ultimately give their patients the best care possible. We have more than 8 FDA clearances including novel AI algorithms, and we invest heavily in quality clinical research and R&D to build and validate exceptional products for patients we care deeply about.
Data Engineer Contact Government Services LLCData EngineerSan Francisco, CACGS is seeking a passionate and driven Data Engineer to support a rapidly growing Data Analytics and Business Intelligence platform focused on providing solutions that empower our federal customers with the tools and capabilities needed to turn data into actionable insights. Achieve technical excellence by advocating for and adhering to lean-agile engineering principles and practices such as API-first design, simple design, continuous integration, version control, and automated testing.
Senior Rust Software Engineer Vector Atomic IncSenior Rust Software EngineerPleasanton, CAIonQ's newest generation quantum computers, IonQ Tempo and IonQ Forte Enterprise, are the latest in cutting-edge systems that have been helping customers and partners such as Amazon Web Services, AstraZeneca, and NVIDIA achieve 20x performance results. You will collaborate deeply across disciplines with physicists, electronics engineers, and firmware engineers, taking ownership of system controllers, data acquisition pipelines, and critical control algorithms on ARM SoCs from concept to deployment.
NewSenior Data Engineer MetriportSenior Data EngineerSan Francisco, CaliforniaDay to day, that looks like: Raising the technical bar for our data platform: building on and improving our warehouse, data lake, and ETL/ELT architecture so it scales with patient and customer growth, and helping evaluate the right tools (batch and streaming processing, table formats, orchestration, query engines). We connect to the data sources the healthcare providers of tomorrow need, take raw data that's unusable in its source form, and turn it into a single clean format that care teams, and their agents, actually use to improve outcomes.
Senior Civil Engineer - Signing Bonus Eligible Koch IncSenior Civil Engineer - Signing Bonus EligibleSan Francisco, CARemote$130,000–$165,000 / yearSenior Civil Engineer - Remote Eligible - United States - 189990 - Koch. Koch Engineered Solutions.
NewRobotics Test Engineer ATOMSRobotics Test EngineerSan Francisco, CaliforniaOur systems are designed to understand, predict, and control the real world with precision, turning complex physical operations into something more reliable, more scalable, and more productive. Our work only matters if it serves others, and we know that meaningful progress depends on the trust of the people we serve and the strength of our team—so we invest in both, creating an environment where you can do your best work and grow.
NewFixed Equipment Engineer PBF EnergyFixed Equipment EngineerMartinez, CaliforniaThey support integration of Shared Stewardship of Assets for Pressure Equipment Integrity across entire organization and help others in the organization understand their role in maintaining equipment integrity as related to Pressure Equipment Engineering and proper design and maintenance of pressure equipment. Supporting Pressure Equipment Inspectors and Supervisors on RBI Reassessments and Revalidations, Interval Extension Analysis, and Turnaround work scope optimization, analysis, and critiques.
Senior Mechanical Engineer - Valves & Fluid Systems Motive CompaniesSenior Mechanical Engineer - Valves & Fluid SystemsAlameda, CAThis is a high-accountability, hands-on engineering position where you'll collaborate with technicians, test engineers, and manufacturing teams to ensure hardware is designed, tested, and delivered on time. Preferred Skills / MultipliersExperience designing and qualifying high-pressure (6000+ psi) or cryogenic systems (LOX, RP-1, etc.).
Senior Software Engineer JITXSenior Software EngineerBerkeley, CA$150,000–$250,000 / yearYou'll work on hard computational problems, from design automation algorithms to real-time visualization, shipping features that directly impact how electrical engineers design the hardware that powers the world. You'll be diving straight into our new simulation loop project, a core initiative that tightly integrates our design engine with circuit simulation to catch errors earlier and give engineers faster feedback.
Forward Deployed Engineer MiddeskForward Deployed EngineerSan Francisco, CaliforniaYou'll work shoulder-to-shoulder with customers and internal product and engineering teams to design, ship, and iterate on mission-critical integrations and AI-driven systems that run in production. This role is ideal for a recovering founder, a former core engineer who misses direct customer impact, or someone who thrives on ownership and wants to build real systems where the feedback loop is immediate.
Senior Firmware Engineer Vector Atomic Inc.Senior Firmware EngineerPleasanton, CAIonQ's newest generation quantum computers, IonQ Tempo and IonQ Forte Enterprise, are the latest in cutting-edge systems that have been helping customers and partners such as Amazon Web Services, AstraZeneca, and NVIDIA achieve 20x performance results. The company is accelerating its technology roadmap and intends to deliver the world's most powerful quantum computers with 2 million qubits by 2030 to accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense.
Product Engineer, Applications Operations Y CombinatorProduct Engineer, Applications OperationsSan Francisco, California$250,000–$500,000 / yearYou’ll spend most of your time building production software for both internal teams and founders, while also helping design and improve the processes those tools support. Develop and extend YC’s events platform (Demo Day, meetups, recruiting events, office hours, investor events), including registration, coordination, and media handling.
Sr. AI Enablement Engineer Harvey, Inc.Sr. AI Enablement EngineerSan Francisco, CA$133,500–$200,300 / yearYou'll be the dedicated technical partner who turns AI capability into real workflows that teams use every day, owning the connector and MCP integrations that make those workflows possible, and work with cross-functional teams to evaluate new technologies in this space that we are seeking to adopt. Strong communication and stakeholder-management instincts, especially with non-technical partners - you can be the most technical person in a Privacy review and the most pragmatic person in an engineering one in the same afternoon, sitting between Finance, People, Legal, IT, and Privacy without losing context.
Senior Software Engineer, Cloud Infrastructure Altruist CorpSenior Software Engineer, Cloud InfrastructureSan Francisco, CAAs the industry evolves rapidly with generative AI and agentic workflows, we need engineers who combine deep AWS and Kubernetes expertise with the vision and initiative to define how AI/ML tools and patterns can transform infrastructure operations, developer productivity, and platform resilience. • Architect, deploy, and operate production AWS infrastructure supporting high-availability financial services workloads (EKS, MSK, RDS/Aurora PostgreSQL, OpenSearch, ElastiCache, S3, CloudFront, and more).
Senior Civil Engineer - Land Development City of Pleasanton (CoP)Senior Civil Engineer - Land DevelopmentPleasanton, CA$131,544–$197,316 / yearRemain in stationary position for long periods of time at a desk, table, counter or while driving; intermittently move, traverse and position self while performing work activities and to reach needed items; position self to adjust office equipment or to access low or high items; manipulate operate and activate office equipment and office tools; and move or transport weight of 10 pounds or less. The Senior Civil Engineer will fulfill a key leadership role responsible for reviewing, conditioning, and guiding private development projects through entitlements, final improvement plan and subdivision map approval, and construction, ensuring required public infrastructure and storm water (NPDES) requirements are incorporated from the outset.
Senior Software Engineer Amplitude IncSenior Software EngineerSan Francisco, CAThis role is ideal for someone who finds real satisfaction in making a complex distributed system faster, cheaper, and more reliable - and who wants to do that work on a system that directly powers the product experience for thousands of enterprise customers. Amplitude's Commitment to Diversity Equity & Inclusion (DEI): Amplitude believes that diversity enables the creation of better products, improves the ability to solve complex problems, and drives more powerful solutions.
Senior AI Engineer - SFL Scientific Deloitte Touche Tohmatsu LtdSenior AI Engineer - SFL ScientificSan Francisco, CA$128,000–$252,500 / yearOur engineering team leverages emerging technologies and best practices across data security, documentation, cloud services and engineering architecture to create solutions and products that address complex issues and business problems faced by global organizations. Leverage advanced technical skills in modern data architecture, data science engineering, data transformation, and management of structured and unstructured data sources using cloud computing or on-prem technologies.
Senior Software Engineer - Product Security Plaid IncSenior Software Engineer - Product SecuritySan Francisco, CAWhile these experience and characteristics are not prerequisites, candidates who possess them would be well-suited for the role: Experience building systems or services related to vulnerability management, data encryption, key management, secret management, user authentication, service authentication, authorization systems, and security policy enforcement. Unlike traditional Product security roles, this position is for a Senior software engineer who wants to solve security challenges at scale by designing and building production-grade services, libraries, and frameworks.
Senior Staff Engineer BrazeSenior Staff EngineerSan Francisco, CAYou will partner with engineering managers and technical leads embedded in teams to ensure our architecture supports a maturing suite of channels, while collaborating with senior leadership on initiatives that ensure a consistent, high-quality experience across the entire division. For candidates based in the United States, the pay range for this position at the start of employment is expected to be between $208,000 and $349,655/year with an expected On Target Earnings (OTE) between $232,000 and $390,000/year (including bonus or commission).
Senior Security Engineer II BrazeSenior Security Engineer IISan Francisco, CAFor candidates based in the United States, the pay range for this position at the start of employment is expected to be between $149,000 and $235,000/year with an expected On Target Earnings (OTE) between $166,000 and $261,000/year (including bonus or commission). Braze is a modern, cloud-first SaaS company running entirely on cloud-native infrastructure — large-scale, distributed systems spanning AWS, GCP, and self-managed Kubernetes, backed by self-managed data stores such as MongoDB.
Staff Backend Software Engineer SPANStaff Backend Software EngineerSan Francisco, CaliforniaWe are seeking a seasoned backend software engineer to join our team building the cloud-based glue that gives our users access to the rich information and controls provided by SPAN Panel, SPAN Drive, and future generations of our products. Strong JVM expertise with deep understanding of JVM internals, performance tuning, and memory management with proven track record of maintaining services over time, including planning for scaling, major version upgrades, and managing technical debt.
Enterprise Solutions Engineer - Americas AshbyEnterprise Solutions Engineer - AmericasSan Francisco, CaliforniaWe’re building the next generation of recruiting software and we’re starting with a suite of products that helps talent leaders, recruiters, and hiring managers run an efficient and data-driven hiring process. You have experience as a Sales Engineer / Solutions Consultant supporting many complex, multi-stakeholder, 6+ month, $100k ARR+ SaaS sales cycles for a complex product in a team-selling motion.
NewSenior Backend Software Engineer Span.IO, Inc.Senior Backend Software EngineerSan Francisco, CAWe are seeking a Senior Backend Software Engineer to join our team building the cloud-based glue that gives our users access to the rich information and controls provided by SPAN Panel, SPAN Drive, and future generations of our products. Strong JVM expertise with deep understanding of JVM internals, performance tuning, and memory management with proven track record of maintaining services over time, including planning for scaling, major version upgrades, and managing technical debt.
Senior Staff Engineer Braze IncSenior Staff EngineerSan Francisco, CAYou will partner with engineering managers and technical leads embedded in teams to ensure our architecture supports a maturing suite of channels, while collaborating with senior leadership on initiatives that ensure a consistent, high-quality experience across the entire division. For candidates based in the United States, the pay range for this position at the start of employment is expected to be between $208,000 and $349,655/year with an expected On Target Earnings (OTE) between $232,000 and $390,000/year (including bonus or commission).