Sr. Mechanical Engineer
Manpower Engineering
Hayward, CA · Posted November 13, 2026
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Where Hayward, CA ranks
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November 2026
- #8Best cities for junior jobs in California34% · of 54
- #10Best college towns for junior jobs in the West Coast35% · of 50
- #13Best cities for junior jobs in the West Coast34% · of 71
- #15Cities with the most jobs that need no experience in the West Coast1.0% · of 66
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
AI use among mechanical engineers is little observed so far. Measured exposure for mechanical engineers: 8% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
Our client is seeking a Sr Mechanical Engineer (Contractor) to join their team. The ideal candidate will have strong technical leadership, clear cross-functional communication, and a disciplined approach to qualification and risk management which will align successfully in the organization.
Job Title: Sr Mechanical Engineer (Contractor)
Location: Hayward, CA
Pay Range: $54.50
What's the Job?
Lead supplier-relocation engineering activities for DNA sequencing systems, owning qualification strategies, scope, requirements, schedules, budgets, risks, and deliverables for mechanical parts, assemblies, and manufacturing processes. Review drawings, specifications, BOMs, manufacturing processes, tooling, inspection methods, and historical quality data to identify technical gaps and define qualification requirements. Collaborate with suppliers to obtain qualification documentation, qualification samples, inspection records, material certifications, capability studies, and validation evidence. Develop and execute risk assessments and verification/validation protocols, including dimensional and functional testing, measurement-system analysis, and process-capability studies needed for part qualification. Drive resolution of qualification failures and supplier deviations through root-cause analysis, corrective action, documented retesting, and evidence-based closure.
What's Needed?
M.S. in Mechanical Engineering with 5+ years of relevant experience, or B.S. in Mechanical Engineering with 8+ years of relevant experience. Experience in sustaining engineering, supplier quality, part qualification, or manufacturing transfer, preferably in life sciences, medical devices, or another regulated industry. Strong proficiency in mechanical design, SolidWorks, GD&T, precision assemblies, materials, manufacturing processes, and supplier part qualification. Ability to connect material properties, dimensional variation, process capability, and fabrication methods to product performance and qualification requirements. Demonstrated ability to lead root-cause analysis, resolve supplier technical issues, and implement effective corrective actions, with excellent verbal and written technical communication.
What's in it for me?
Opportunity to lead high-impact supplier relocation qualification work that supports continued design, quality, reliability, and performance requirements. Chance to partner with Quality, Manufacturing, Supply Chain, Regulatory, and Process Engineering to drive evidence-based decisions and internal approvals. Ownership of end-to-end qualification records and lifecycle documentation, including change control and release to manufacturing. Motivation to solve complex technical challenges using structured risk assessment, verification/validation, and corrective action processes. Support for professional growth through exposure to regulated-industry qualification expectations and cross-functional collaboration.
Upon completion of waiting period consultants are eligible for:
Medical and Prescription Drug Plans Dental Plan Vision Plan Health Savings Account Health Flexible Spending Account Dependent Care Flexible Spending Account Supplemental Life Insurance Short Term and Long Term Disability Insurance Business Travel Insurance 401(k), Plus Match Weekly Pay
If this is a role that interests you and you'd like to learn more, click apply now and a recruiter will be in touch with you to discuss this great opportunity. We look forward to speaking with you!
About ManpowerGroup, Parent Company of: Manpower, Experis, Talent Solutions, and Jefferson Wells.
ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We develop innovative solutions for hundreds of thousands of organizations every year, providing them with skilled talent while finding meaningful, sustainable employment for millions of people across a wide range of industries and skills. Our expert family of brands – Manpower, Experis, Talent Solutions, and Jefferson Wells – creates substantial value for candidates and clients across more than 75 countries and territories and has done so for over 70 years. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2023 ManpowerGroup was named one of the World's Most Ethical Companies for the 14th year - all confirming our position as the brand of choice for in-demand talent.