Staff Software Test and Automation Engineer Mainspring EnergyStaff Software Test and Automation EngineerMenlo Park, California$140,000–$165,000 / yearAs a principal driver of our Software Test team, you will: Architect Automation & Test Infrastructure: Design, scale, and maintain custom hardware test beds alongside robust, reusable test automation frameworks, software tools, and continuous integration/continuous deployment (CI/CD) pipelines. Domain Expertise: Professional experience testing and validating systems in at least three of the following areas: Cloud computing, embedded systems, networking, IoT with RTOS, controls, simulations (MIL/SIL/PIL), emulators, or complex algorithms.
NewPrincipal Product Engineer SiTime CorporationPrincipal Product EngineerSanta Clara, CA$148,320–$203,940 / yearOur semiconductor MEMS programmable solutions offer a rich feature set that enables customers to differentiate their products with higher performance, smaller size, lower power, and better reliability. This position is ideal for an engineer with strong analytical capability, deep understanding of semiconductor/MEMS device behavior, and experience maintaining complex mixed-signal or MEMS products in mass production.
IP Release Principal Engineer Marvell Technology IncIP Release Principal EngineerSanta Clara, CAOwn and execute the IP delivery checklist at each milestone (iRTL, Code Complete, RTLF), verifying completeness of all required collateral including: RTL source files, file manifests (.f/.vc), SDC, UPF, memory lists, CDC crossing lists, static waivers, CSR/register descriptions, synthesis scripts, and integration guidelines. Bachelor's degree in Computer Science, Electrical Engineering or related fields and 10-15 years of related professional experience or Master's degree and/or PhD in Computer Science, Electrical Engineering or related fields with 5-10 years of experience or equivalent professional experience in lieu of a formal degree.
Principal Electrical Engineer - Traction Power ParsonsPrincipal Electrical Engineer - Traction PowerOakland, California$100,900–$176,600 / yearDESIRED SKILLS : The electrical engineer shall be experienced in DC Traction Power design and the design of transformer substations Medium to Low voltage, Low Voltage (480V) Motor Control Centers and Uninterruptible Power Supply Systems. The selected candidate will lead in the design for traction power substation enclosures, site plans duct banks and ground grids for mass transit applications, including commuter rail, high-capacity mass transit and light rail.
Transportation Principal Engineer Consor EngineersTransportation Principal EngineerWalnut Creek, California$180,000–$260,000 / yearFull timeWork-Life Alignment – Industry-competitive PTO, seven paid holidays and two floating holidays, flexible work schedules, paid parental leave, and eligibility for hybrid and remote work options for some employees based on role responsibilities. •While performing the duties of this job, physical demands of the employee include frequent sitting, moving, standing, talking, hearing, and occasional balancing, stooping, kneeling, crouching, reaching, handling, grasping, and feeling.
Principal Electrical Design Engineer Array LabsPrincipal Electrical Design EngineerRedwood City, CaliforniaHands-on experience designing high-performance platforms including compute (SoCs, FPGAs, MCUs), storage (DDR, SSDs), high-speed interfaces (PCIe, SPI, JESD204B), RF components (PAs, LNAs, switches). ITAR Requirements: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
NewSenior or Principal Firmware Engineer - Optical Transceivers Koch IncSenior or Principal Firmware Engineer - Optical TransceiversFremont, CA$165,000–$240,000 / yearSenior or Principal Firmware Engineer - Optical Transceivers - Fremont, California, United States - 193659 - Koch. Join our Talent Community.
Principal Engineer Facilities Northrop Grumman CorpPrincipal Engineer FacilitiesSunnyvale, CA$98,900–$148,300 / yearThis role involves overseeing the installation, maintenance and repair of systems such as HVAC, plumbing, lighting, medium to low voltage power distribution, and other critical infrastructure, while collaborating with cross-functional teams to support facility operations. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.
NewSr Principal Engineer Mission Assurance Northrop Grumman CorpSr Principal Engineer Mission AssuranceSunnyvale, CA$142,200–$213,400 / yearRepresent Mission Assurance at various program reviews and review boards including but not limited to Configuration Control Boards (CCB), Material Review Board (MRB), Program Management Reviews (PMR), Design/Peer Reviews, Manufacturing/Test Readiness Reviews and Corrective Action Boards (CAB). Experience with quality engineering principles, manufacturing operations, product inspection, test & evaluation, reliability, root cause analysis, defect analysis, inspection methods, control of nonconforming material, product sell off, shipping, and product support as they apply to quality.
NewPrincipal, Printed Circuits Boards Manufacturing Engineer d-Matrix CorpPrincipal, Printed Circuits Boards Manufacturing EngineerSanta Clara, CAThis role carries deep subject-matter expertise in PCB manufacturing and design principles and is responsible for developing and deploying advanced PCB fabrication capabilities that hit world-class marks for time-to-market, cost, quality, and delivery. You will partner closely with CAD, signal/power integrity, and sourcing teams to catch manufacturing risk early and build a resilient, second-sourced supply chain.
Principal Software Engineer, Connectors Saviynt IncPrincipal Software Engineer, ConnectorsSan Francisco, CA$225,000–$245,000 / yearThis role provides technical leadership and deep expertise in complex engineering domains, driving architectural decisions and ensuring scalability, reliability, and quality across critical platform components. Experience in designing and building AI-driven agents and automation tools to support various stages of the software development lifecycle, including code generation, debugging, testing, documentation, incident analysis, and knowledge retrieval.
Principal Engineer, AI Infrastructure (R4941) Shield AI IncPrincipal Engineer, AI Infrastructure (R4941)San Francisco, CA$233,000–$350,000 / yearDeveloper Experience: Design self-service AI development workflows that enable engineers to move seamlessly from local experimentation to large-scale distributed execution using familiar open source tools and frameworks. Cross-Functional Collaboration: Work closely with AI researchers, autonomy teams, infrastructure engineers, and product teams to ensure the platform evolves alongside customer needs and advances in AI.
Principal Mechanical Engineer Mainspring EnergyPrincipal Mechanical EngineerMenlo Park, CaliforniaIn this role, you will shape long-term technical direction, define or strongly influence architecture and design principles, guide high-consequence technical decisions, and help the organization solve problems that are novel, ambiguous, and central to long-term product and business success. Experience developing hardware for energy systems, engines, generators, compressors, pumps, thermal systems, fluid systems, structures, high-cycle fatigue environments, precision alignment systems, electromechanical systems, or industrial equipment.
Principal Network Engineer (Onsite) Roth Staffing CompaniesPrincipal Network Engineer (Onsite)Alameda, California$80–$88.30 / hourApplies reliability engineering practices to network change management, including pre-change validation, intent verification, staged rollout, canary deployment, automated rollback, and post-change verification. · Uses observability data, including metrics, logs, traces, flow data, routing state, device telemetry, and packet-level evidence to diagnose reliability issues.
Principal Software Engineer - Creator Collaboration Roblox CorpPrincipal Software Engineer - Creator CollaborationSan Mateo, CA$295,250–$345,040 / yearAs a Principal Engineer focused on Collaboration, you will be leading the architecture and design of workflows on Roblox Studio and our platform enabling creators and AI agents to collaborate at scale by creating, sharing, and managing content. 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.
Principal Forward Deployed Engineer - Okta for AI Agents Okta IncPrincipal Forward Deployed Engineer - Okta for AI AgentsSan Francisco, CARemote$269,000–$369,000 / yearClassification of protected categories is as follows: A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability. The annual base salary range for this position for candidates located in California (excluding San Francisco Bay Area), Colorado, Illinois, New York, and Washington is between:$240,000-$330,000 USDThe Okta Experience Supporting Your Well-Being Driving Social Impact Developing Talent and Fostering Connection + Community We are intentional about connection.
Principal Software Engineer - Roblox Database Roblox CorpPrincipal Software Engineer - Roblox DatabaseSan Mateo, CA$293,800–$343,340 / yearRoblox's database team develops the next-generation, multi-tenant database platform that elastically scales and underpins every online data workload at Roblox. 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.
Principal Security Software Engineer, Application Security Roblox CorpPrincipal Security Software Engineer, Application SecuritySan Mateo, CA$326,060–$385,050 / yearEvery 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. 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.
NewPrincipal Product Manager, AI Infrastructure (Networking) CrusoePrincipal Product Manager, AI Infrastructure (Networking)Sunnyvale, California$285,000–$335,000 / yearWe're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not fully paved — people who want to grow their careers alongside a team of experts across energy, manufacturing, data center construction, and cloud services. You will partner closely with Infrastructure Engineering, Cloud Software Engineering, and Architecture to translate future workload, fleet, and customer requirements into the infrastructure Crusoe needs, and drive the long-term vendor and technology strategy that keeps our network world-class for AI at scale.