Maintenance Technician

Stefanini Group is hiring!

Maintenance Technician – Hayward, CA

Call or email for a quick application.

This role requires a 40‑hour work week, Monday‑Friday 6:00 AM to 2:30 PM with two Saturdays per month (Shift 1).

The primary responsibility is to support plant production through troubleshooting, maintenance, and repairs of manufacturing and facilities equipment, fixtures, and systems.

• Troubleshoots, repairs, and performs preventative maintenance on medical device manufacturing equipment, hydraulics, pneumatic systems, motor and machine controls, electrical systems, and electronics.
• Resolves issues related to equipment, process, and compliance; performs unscheduled maintenance and responds to trouble calls in a timely manner.
• Performs daily preventative maintenance tasks to ensure equipment is operational.
• Works in a safe manner, trained in Arc Flash, Lock Out Tag Out, Basic Electrical Safety, Ladder Safety, and other plant programs.
• Ensures work order system, maintenance, and facility procedures are followed and completed properly, including pre‑approvals and signoffs. Follows Good Documentation Practices (GDP) as outlined by client policies and procedures.
• Documents all work in CMMS as required.
• Maintains spare parts inventory of the assigned area.
• Strict adherence to environmental health and safety (EHS) and manufacturing SOP, policies, and procedures to ensure safe and quality products are produced.
• Works with EHS to ensure compliance with global requirements.
• Performs modification, upgrades, and new installation of equipment and machinery.
• Participates in department and site continuous improvement projects.
• All other tasks assigned as required to support plant production and operational excellence.

• High school diploma or equivalent.
• 3–5 years of prior maintenance experience on automated manufacturing machines/equipment.

• Good written and verbal communication skills (able to read, write, and speak fluent English) and understanding of cGMP regulations.
• Good procedural writing skills.
• Computer skills:
  Microsoft Windows, email, Microsoft Office Suite, internet sites, and PDFs.
• Experience with Computerized Maintenance Management System (CMMS);
  Maximo preferred.
• Experience with programmable logic controller (PLC) systems (Siemens, Allen Brady, Omron); SCADA/EMS/BMS experience preferred.
• Experience with motor controls, variable speed/variable frequency drives, servos, stepper motors, high‑speed packaging equipment, and pneumatic systems.
• Capable of reading and working with electrical schematics, mechanical drawings, building drawings, and part diagrams.
• Working knowledge of photo‑eyes/sensors, limit switches, proximity sensors, temperature controllers, inkjet printers, and vision systems (Cognex, Keyence preferred).
• Experience performing maintenance and troubleshooting of high‑speed manufacturing/packaging equipment, including pick‑and‑place systems, conveyors, pneumatic systems, hydraulic systems, continuous inkjet printing systems, ultrasonic welders, extrusion equipment, and rubber processing equipment.
• Experience working on facility equipment, including compressed air systems, vacuum systems, HVAC equipment, RO water systems; some machining, welding, or tooling experience preferred.
• Electrical knowledge and experience with AC/DC motors and drives, electrical systems up to 480 V 3‑phase, relays, switches, sensors, solenoids, servo motors, and low‑voltage systems.
• Must work in a clean‑room environment, wearing special garments. Personal protective equipment (PPE) must be worn due to safety requirements.

• Climbing: ascending or descending ladders, stairs, scaffolding, ramps, poles. Body agility required for climbing beyond ordinary locomotion.
• Stooping: bending body downward and forward at the waist.
• Kneeling, crouching, crawling as needed for work tasks.
• Reaching: extending hand(s) and arm(s) in any direction.
• Standing and walking for sustained periods.
• Pushing and pulling of objects.
• Lifting: raising objects up to 50 pounds occasionally, 30 pounds frequently, and 10 pounds constantly.
• Grasping, feeling, and sensing…