Mechanical Engineer

Pentangle Tech Services | P5 Group; San Francisco (CA); On-site; USD 120,000 - 170,000; Full time

Job summary

Pentangle Tech Services | P5 Group in San Francisco, CA is seeking a hardware validation engineer to own end-to-end validation of electromechanical systems from development through production and field deployment.

The role requires hands-on design of test fixtures and automated test systems, strong CAD/engineering drawing skills, and experience with data acquisition, Python, reliability testing, and root-cause analysis. Collaboration across design, manufacturing, and suppliers is essential.

Qualifications

• Experience owning mechanical or electromechanical hardware validation from development through production and field deployment.
• Hands-on experience designing and building mechanical test fixtures, test rigs, and automated test systems.
• Strong fundamentals: statics, dynamics, kinematics, fatigue and wear analysis, materials, tolerance analysis, and FEA.
• Proficiency with CAD and engineering drawings.
• Experience with instrumentation and data acquisition: sensor selection, installation, calibration, troubleshooting.
• Experience testing electromechanical systems with actuators, sensors, electronics, embedded controls, bearings, seals, harnesses.
• Knowledge of test methodology: experimental design, statistics, accelerated life testing, measurement uncertainty, reliability testing.
• Ability to develop test automation and data analysis tools using Python (or similar).
• Proven root cause failure analysis and corrective action experience.
• Experience environmental, durability, structural load, lifecycle, and reliability testing.
• Ability to work cross-functionally with design, manufacturing, suppliers, and technicians.
• Strong written and verbal communication for test plans, reports, and engineering recommendations.

Skills

Hardware validation

Test fixture design

Electromechanical systems

CAD

FEA

Data acquisition

Instrumentation

Python

Statistical analysis

Reliability testing

Root cause analysis

Test automation

Lifecycle testing

Cross-functional collaboration

Communication

Tools

CAD software

Data acquisition systems

Job description

• Proven experience owning mechanical or electromechanical hardware validation from development through production and field deployment.
• Strong hands-on experience designing and building mechanical test fixtures, test rigs, and automated test systems.
• Solid mechanical engineering fundamentals, including:
• Statics and dynamics
• Kinematics
• Fatigue and wear analysis
• Materials
• Tolerance analysis
• Finite Element Analysis (FEA)
• Proficiency with CAD and engineering drawings.
• Experience with instrumentation and data acquisition systems, including sensor selection, installation, calibration, and troubleshooting.
• Experience testing and validating electromechanical systems involving actuators, sensors, electronics, embedded controls, bearings, seals, and harnesses.
• Strong knowledge of test methodology, including experimental design, statistical analysis, accelerated life testing, measurement uncertainty, and reliability testing.
• Ability to develop test automation and data analysis tools using Python (or similar programming language).
• Proven root cause failure analysis and corrective action experience.
• Experience performing environmental, durability, structural load, lifecycle, and reliability testing.
• Ability to work cross-functionally with design, manufacturing, suppliers, and technicians.
• Strong written and verbal communication skills for test plans, reports, and engineering recommendations.

Additional Requirements:

• Must be able to work onsite with regular lab work.
• Able to travel to suppliers, manufacturers, test sites, and deployment locations as needed