Engineering Technician III

Bellwether Coffee; Berkeley (CA); On-site; USD 39,000 - 61,000; Full time

Job summary

Bellwether Coffee in Berkeley, CA seeks an Engineering Technician III to provide hands‑on support of electro‑mechanical assembly, integration, and troubleshooting in production and R&D environments. You will work under the Director of Hardware Engineering and collaborate with senior technicians and engineers.

This role requires strong mechanical and electrical skills, reading engineering drawings, wiring harnesses, and performing functional checkout.

Qualifications

• 5+ years of hands‑on experience in a manufacturing, fabrication, assembly, or technical environment.
• Strong mechanical aptitude demonstrated through work, coursework, or projects.
• High school diploma or GED; Associate's degree or technical certification is a plus.
• Able to read and interpret engineering drawings, schematics, and assembly instructions.
• Familiarity with common hand tools, torque wrenches, calipers, and assembly fixtures.
• Strong electrical understanding: voltage, current, continuity, circuit concepts.
• Experience with electro‑mechanical systems, robotics, automation, or similar technologies.
• Authorized to work in the U.S. without Visa Sponsorship.

Responsibilities

• Assemble mechanical sub‑assemblies and finished units per drawings and BOMs.
• Route, terminate, and inspect wiring harnesses and electrical connections.
• Lead integration of electrical components into mechanical structures.
• Perform functional checkout and basic verification testing.
• Diagnose mechanical failures including misalignment, wear, or tolerance stack‑up issues.
• Test equipment to identify wiring faults, open circuits, and component failures.
• Record assembly data in traveler documents and work logs; support prototype testing.
• Flag non‑conformances and assist with disposition of discrepant parts or assemblies.

Skills

Mechanical aptitude

Reading engineering drawings

Electrical understanding

Wiring harness assembly

Troubleshooting

Documentation

Education

High school diploma or GED

Associate's degree or technical certification (preferred)

Tools

Torque wrench

Calipers

Multimeter

Assembly fixtures

Electrical test equipment

Job description

Role: Engineering Technician III

Department: Engineering

Reports To: Director of Hardware Engineering

Compensation Range: $35.00 - $55.00 per hour

Non-Exempt

About Us

Headquartered in Berkeley, CA, Bellwether Coffee is working to positively transform the coffee industry by making coffee roasting more accessible and sustainable. Our revolutionary electric, ventless commercial coffee roaster does not require gas lines or expensive ventilation. It's the most consistent and controllable roaster available, has the lowest carbon footprint of any commercial roaster ever made, and was designed by coffee people who want a better future. Our roasting platform allows Bellwether customers to easily and responsibly source green coffee from incredible coffee farms around the world, expertly roast using artisan-crafted roast profiles, and share fresh, delicious coffee!

About This Role

This role will report to the Director of Hardware Engineering and be responsible for hands‑on support of electro‑mechanical assembly, integration, and troubleshooting in both production and R&D environments. This position is ideal for motivated candidates with strong mechanical and electrical skills who are eager to develop their skills. Comprehensive on‑the‑job training will be provided. Other responsibilities will include documentation and quality control, R&D prototype support, and production floor operations. This role will collaborate with senior Engineering Technicians, Mechanical Engineers, and the broader Operations and Engineering teams.

Job Location

The role requires on‑site presence at Bellwether’s Berkeley HQ.

Primary Responsibilities

• Assemble mechanical sub‑assemblies and finished units following engineering drawings, BOMs, and written work instructions.
• Route, terminate, and inspect wiring harnesses and electrical connections in accordance with assembly documentation.
• Lead integration of electrical components (motors, sensors, actuators, PCBs) into mechanical structures.
• Perform functional checkout and basic verification testing of completed assemblies.
• Diagnose mechanical failures including misalignment, fastener issues, wear, and tolerance stack‑up problems.
• Test equipment – power supplies, oscilloscopes, multimeters, continuity testers – to identify wiring faults, open circuits, and component failures.
• Perform assembly, rework, and test operations on the production floor to meet build schedules.
• Assist engineers with fabrication, assembly, and testing of prototype and pre‑production units.
• Record assembly data, test results, and observations accurately in traveler documents and work logs.
• Flag non‑conformances and assist with disposition of discrepant parts or assemblies.

Qualifications

• 5+ years of hands‑on experience in a manufacturing, fabrication, assembly, or technical environment.
• Strong mechanical aptitude through work experience, coursework, personal projects, or vocational training.
• High school diploma or GED required; Associate's degree, vocational/technical certification, or coursework in a related field is a plus.
• Skilled at reading and interpreting engineering drawings, schematics, and assembly instructions.
• Familiarity with common hand tools, torque wrenches, calipers, and assembly fixtures.
• Strong electrical understanding: knowledge of voltage, current, continuity, circuit concepts.
• Ability to use a digital multimeter and follow wiring diagrams, electrical schematics & harness drawings.
• Experience working with electro‑mechanical systems, robotics, automation, or similar technologies.
• You are authorized to work in the U.S. without Visa Sponsorship

We are an Equal Opportunity Employer. We do not discriminate on the basis of race, color, religion, gender, sexual orientation, pregnancy, national origin, ancestry, age, marital status, physical or mental disability, genetic information, medical condition, veteran status, or any other class protected by local, state or federal law.