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Staff Engineer United States, Menlo Park Jobs (On-site work)

20 Job Offers

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Staff Mechanical Engineer, Sealing Systems
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Lead ring and piston development for fuel-flexible linear generators in Menlo Park. Requires MS/PhD in mechanical engineering, 5-8+ years precision design experience, SolidWorks and FEA skills.
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Salary
172000.00 - 230000.00 USD / Year
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Mainspring Energy
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Staff Product Performance Engineer
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Join Mainspring Energy as a Staff Product Performance Engineer in Menlo Park. Lead thermodynamic analysis, emissions testing, and Python-based data pipelines to optimize Linear Generator performance. PhD or Master's with expertise in power generation required.
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Salary
156005.00 - 183536.00 USD / Year
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Mainspring Energy
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Senior Staff Software Test & Automation Engineer
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Mainspring Energy seeks a Senior Staff Software Test & Automation Engineer in Menlo Park to architect scalable test frameworks, CI/CD pipelines, and hardware test beds. Requires 15+ years in SDET or embedded test roles with strong Python and C++ skills.
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Salary
160000.00 - 190000.00 USD / Year
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Mainspring Energy
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Staff Electrical Engineer - Power Plant Integration Lead
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181000.00 - 213000.00 USD / Year
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Mainspring Energy
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Senior Staff Electrical Engineer - Power Plant Integration Lead
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209000.00 - 246000.00 USD / Year
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Mainspring Energy
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Staff Reliability Engineer
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151000.00 - 178190.00 USD / Year
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Mainspring Energy
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Staff Manufacturing Process Engineer
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Not provided
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Mainspring Energy
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Staff Electrical Engineer, Electronics Design
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Not provided
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Mainspring Energy
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Staff Electrical Engineer - Inverter & Grid Integration
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Not provided
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Mainspring Energy
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Senior Staff Mechanical Engineer - Electromechanical
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Not provided
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Mainspring Energy
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Staff Reliability Engineer, Electrical Systems
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Not provided
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Mainspring Energy
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Staff Mechanical Design Engineer - Electromechanical
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Not provided
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Mainspring Energy
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Staff Software Controls Engineer - Site Control
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161500.00 - 190000.00 USD / Year
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Mainspring Energy
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Staff Mechanical Engineer - Battery Design
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Not provided
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Mainspring Energy
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Staff Cloud Software Engineer
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Not provided
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Mainspring Energy
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Senior Staff Mechanical Engineer
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Salary
186000.00 - 225000.00 USD / Year
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Mainspring Energy
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Staff Mechanical Engineer
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Salary
172000.00 - 203000.00 USD / Year
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Mainspring Energy
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Staff Materials and Process Engineer
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150000.00 - 178000.00 USD / Year
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Mainspring Energy
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Staff Controls & Automation Engineer
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146000.00 - 185000.00 USD / Year
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Mainspring Energy
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Staff Software Engineer - Ad Serving - Moloco Commerce Media
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220000.00 - 275000.00 USD / Year
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Moloco
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About the Staff Engineer role

Looking for Staff Engineer jobs means targeting a pinnacle individual contributor role in the technology and engineering landscape. A Staff Engineer is a senior-level expert who operates at the intersection of deep technical mastery, strategic influence, and cross-functional leadership. Unlike management tracks, this role focuses on solving the most complex and ambiguous technical challenges, setting architectural direction, and elevating the entire engineering organization's capabilities. Professionals in these positions are recognized as domain authorities and are pivotal in guiding critical technical decisions that shape product and platform futures.

Typical responsibilities for a Staff Engineer are multifaceted and impactful. They are often tasked with architecting and designing large-scale, resilient systems that serve as foundational pillars for the business. A core part of the role involves conducting deep technical analysis, identifying systemic risks, and spearheading initiatives to improve scalability, performance, and reliability. Staff Engineers provide technical leadership by mentoring senior engineers, establishing best practices, and driving the adoption of new technologies and methodologies. They are frequently the key technical voice in cross-departmental collaborations, aligning engineering efforts with product and business goals, and are responsible for researching and prototyping solutions to novel problems.

The skills and requirements for Staff Engineer jobs are rigorous, reflecting the seniority and scope of the position. A proven track record of designing, delivering, and operating complex systems in production is essential. Expertise in one or more specialized technical domains—such as distributed systems, machine learning infrastructure, low-level hardware design, or full-stack application development—is mandatory. Beyond pure coding, the role demands exceptional system design and architectural thinking, with the ability to communicate these concepts clearly to both technical and non-technical stakeholders. Strong soft skills are equally critical; this includes strategic influence, mentorship, and the ability to navigate organizational dynamics to build consensus around technical vision. Typically, candidates are expected to have 8+ years of progressive experience, a history of leading without formal authority, and a demonstrated impact on business outcomes through technical innovation.

Ultimately, Staff Engineer jobs are for those who wish to remain hands-on while operating at a strategic level. It is a career path for engineers who are passionate about setting technical standards, solving problems that lack a clear blueprint, and leaving a lasting imprint on their company's technology stack and engineering culture. If you are seeking a role where your technical depth directly translates to organizational-wide influence, exploring Staff Engineer positions is the logical next step.