Senior Mechanical Engineer
About The Position
Simplexity is seeking a hands-on senior mechanical engineer to work on-site at a client location in Bellevue, Washington, supporting development of a robotics product. The engineer will optimize actuator and other mechanical subsystem designs for manufacturing, cost, assembly, and reliability; perform finite element and other analyses; and create release-quality documentation. The role involves testing and troubleshooting hardware, communicating design tradeoffs and project status to client stakeholders, coordinating with suppliers and contract manufacturers, and responding to changing needs during a long-term client engagement. The position requires full-time on-site work. Simplexity will also consider 1099 contractors with their own registered consulting or contracting business; contractors receive no benefits, holidays, or paid time off.
Requirements
- Bachelor’s or master’s degree in Mechanical Engineering or a related engineering discipline.
- At least 8 years of applicable experience, including at least 2 years of finite element analysis (FEA).
- Proficient knowledge of ANSYS or other FEA software; ANSYS is highly preferred.
- Proficient knowledge of SolidWorks or an equivalent CAD package; SolidWorks is highly preferred.
- Ownership mindset, accountability for project goals, and ability to meet a fast-paced schedule.
- Positive, client-focused style and commitment to ethical conduct.
- Ability to work full-time on-site at the client site in Bellevue, Washington.
Nice To Haves
- Experience performing torque-speed, duty-cycle, inertia, efficiency, life, force, energy, vibration, or thermal analyses.
- Experience designing test fixtures, test instruments, or automated mechanical test equipment.
- Experience using SolidWorks PDM to manage CAD files.
- Knowledge of manufacturing processes and high-volume production methods such as injection molding, casting, sheet metal, and machining.
- Experience developing custom actuator or drivetrain solutions, ideally with external vendors.
- Strong GD&T (ASME Y14.5), tolerance analysis, and DFM/DFA skills.
- Hands-on testing, troubleshooting, and root-cause analysis experience.
- Experience discussing technical matters with clients or demanding external stakeholders while remaining a hands-on individual contributor.
- Strong understanding of actuators, gear trains, and transmissions.
Responsibilities
- Review, analyze, and optimize preliminary actuator designs for manufacturability, lower cost, ease of assembly, and reliability.
- Perform structural finite element analysis or other relevant analyses.
- Define tests, diagnose failures, perform root-cause analysis, and rapidly iterate toward working hardware.
- Present design tradeoffs, technical risks, decisions, and project status to client stakeholders.
- Use structured quality and problem-solving methods to improve manufacturing performance and reduce field and safety risk.
- Coordinate mechanical interfaces with suppliers and contract manufacturing partners.
- Manage and update part and assembly drawings and Bills of Materials.
- Respond to evolving client needs over a long-term engagement.
Benefits
- Company-paid medical, dental, and vision coverage for the employee; partial payment for dependents.
- 401(k) plan with company match.
- Long-term and short-term disability, AD&D, and life insurance.
- Paid maternity/new parent leave.
- 11 paid holidays.
- Three weeks of paid time off per year, increasing after 2, 5, and 9 years of service.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
