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Salary
≈ $57k – $111k per year (Estimated)
Location
In office (Hudson)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Oct 27, 2026. First seen by Alion on Oct 14, 2026. onsemi scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Onsemi is an American semiconductor company that was spun out of Motorola in 1999 and has since narrowed itself from a broad commodity chip supplier into a focused power and sensing business. Its silicon carbide and silicon power devices go into electric vehicle traction inverters, chargers and industrial drives, while its image sensors are used in automotive cameras and industrial vision, and it has deliberately exited lower-margin product lines to concentrate on these markets. Headquartered in Scottsdale, Arizona and listed on Nasdaq, it owns its own silicon carbide substrate manufacturing to secure supply.

onsemi is searching for an Equipment Maintenance Technician to support the Fabrication Department in our facility in Hudson, NH. Under minimal supervision, this person will be responsible for maintaining and troubleshooting a variety of manufacturing & fabrication equipment. The Equipment Maintenance Technician ensures equipment and systems are running efficiently and at optimal capacity to meet manufacturing & fabrication needs. This position will report to the Maintenance Manager. MUST HAVE STRONG ELECTRICAL TROUBLESHOOTING SKILLS

Key Duties and Responsibilities:

  • Perform hands-on preventive maintenance, troubleshooting, diagnosing, and repairing of industrial automated fabrication equipment daily.
  • Documents routine preventive maintenance on PM checklists, records data if applicable, and maintains completed checklist/history in iTV
  • Communicates issues with third-party equipment vendors as needed to expedite troubleshooting and repairs
  • Sustain and improve the Preventative Maintenance Program for all fabrication/processing equipment.
  • Authors accurate documentation for the operation and maintenance of various automated industrial equipment.
  • Tests, tunes, and adjusts equipment to obtain optimum operating performance.
  • Reports spare part requirements.
  • Determines the types of repairs to perform, approves and suggests equipment modifications, and analyzes results to evaluate performance.
  • Develops or improves techniques to meet quality, function, and cost standards.
  • Works with electrical systems and electronic components of complex industrial machinery and equipment, following manuals, schematic diagrams, blueprints, and other specifications
  • Utilizes predictive maintenance technologies to collect equipment performance data. Observes trends and makes recommendations.
  • Troubleshoot and follow through on repairs of manufacturing equipment and electronic controls.
  • Responsible for performing scheduled and unscheduled preventive maintenance tasks using the CMMS system.
  • Respond to unplanned urgent needs to have equipment repaired, minimizing downtime.
  • Utilized a variety of hand and power tools to construct, renovate, and repair equipment.
  • Contributes to team effort by accomplishing related duties as requested.
  • Other duties as needed or assigned.
  • High school diploma or GED.
  • At least 5 years of general equipment maintenance experience, with a strong manufacturing background.
  • Excellent mechanical and electrical aptitude required.
  • Understands electrical, mechanical, fluid power, and controls systems.
  • Experience working with detailed work instructions, and reading & interpreting blueprints & drawings.
  • Can analyze the problem, synthesize alternative solutions, and perform repairs.
  • Strong computer skills, including MS Office applications (Word, Excel).
  • ISO 9001 and IATF 16949 experience.
  • Read and understand technical/repair manuals and vendor resources.
  • Hands-on maintenance experience with operating, repairing, and troubleshooting of electrical and mechanical manufacturing equipment
  • Experience using electrical testing equipment and expert knowledge and use of power and hand tools.
  • Ability to work in a complex environment with broadly defined parameters. Requires a high degree of judgment and initiative.
  • Able to manage multiple priorities at a time.
  • Ability to demonstrate effective verbal and written communication skills.
  • Must be able to lift up to 50 lbs.
  • Ability to stand and walk for 12-hour shifts.

Ability to work front-end days - Hours: 6:00 AM - 6:00 PM

Front-End = Sunday, Monday, Tuesday, and every other Wednesday

Back-End = Thursday, Friday, Saturday, and every other Wednesday

  • Must be self-motivated, showing initiative and drive to exceed performance expectations.
  • Ability to work with minimal supervision and adjust to rapidly changing priorities.

Preferred:

  • AA degree, Vocational High School Technical training, or technical trade certificate is a plus.
  • Knowledge of and ability to follow 5S methodology, LEAN a plus.
  • Strong computer skills, including MES & SAP, preferred.
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