Facilities Technician

Date: Aug 14, 2026

Location: El Cajon, CA, US

Company: GKN Aerospace Careers

Fantastic challenges. Amazing opportunities.

GKN Aerospace is reimagining air travel: going further, faster and greener! Fuelled by great people whose expertise and creativity sets the standards in our industry, we're inspired by the opportunities to innovate and break boundaries. We're proud to play a part in protecting the world's democracies. And we're committed to putting sustainability at the centre of everything we do, opening up and protecting our planet. With over 16,000 employees across 32 manufacturing sites in 12 countries we serve over 90% of the world's aircraft and engine manufacturers and achieved sales of £3.6bn in 2025. There are no limits to where you can take your career.

Job Summary

The Facilities Technician is responsible for operating, monitoring, troubleshooting, maintaining, and improving critical facility utility systems that support production and site operations. This role has primary responsibility for HVAC systems, compressed air, RODI water systems, wastewater systems, and other general facility infrastructures.

The ideal candidate has hands-on experience in industrial facilities, utility systems, mechanical equipment, and site support services. This position requires strong troubleshooting skills, attention to detail, safety awareness, and the ability to work closely with maintenance, operations, engineering, safety, environmental, vendors, and contractors to ensure reliable facility performance.

Job Responsibilities

• Operate, monitor, troubleshoot, and maintain facility utility systems including HVAC, compressed air, RODI, wastewater, exhaust, pumping, filtration, and general building systems.
• Perform routine inspections and rounds of utility equipment to identify abnormal conditions, leaks, performance issues, alarms, or equipment failures.
• Troubleshoot system issues and support corrective actions to improve utility reliability, production uptime, and site infrastructure performance.
• Support preventive, predictive, and corrective maintenance activities on facility systems and related equipment.
• Monitor system performance trends including pressure, temperature, flow, water quality, air quality, chemical usage, and equipment operating conditions.
• Complete work orders, inspection records, maintenance documentation, utility logs, and equipment history in the computerized maintenance management system, CMMS.
• Support HVAC systems including air handlers, rooftop units, exhaust systems, chillers, pumps, fans, dampers, controls, and related components.
• Support compressed air systems including compressors, dryers, receivers, filters, regulators, piping, and distribution systems.
• Support RODI systems including pretreatment equipment, reverse osmosis units, deionization systems, pumps, tanks, filters, controls, and water quality monitoring.
• Support wastewater systems including tanks, pumps, chemical treatment systems, filtration systems, and related controls.
• Assist with equipment startup, shutdown, isolation, lockout/tagout, and recovery activities.
• Coordinate with vendors and contractors during service visits, repairs, inspections, and project work.
• Support chemical handling, waste handling, water treatment, and environmental compliance activities as required.
• Identify recurring facility issues and recommend corrective actions or improvement opportunities.
• Support site projects, utility upgrades, equipment replacements, and commissioning activities.
• Maintain clean, organized, and safe utility areas, mechanical rooms, pump rooms, treatment areas, and related workspaces.
• Follow all site safety procedures including lockout/tagout, confined space, chemical safety, electrical safety, hot work, elevated work, and PPE requirements.
• Respond to facility alarms, utility interruptions, leaks, equipment failures, and other urgent site support needs

Job Qualifications

Basic Qualifications:

• 4+ years of industrial maintenance experience in a manufacturing environment.

• Strong troubleshooting skills involving mechanical and electrical equipment.

• Experience working on 480 VAC industrial electrical systems.

• Experience troubleshooting:

• Motor control circuits

• Variable Frequency Drives (VFDs)

• Servo systems

• PLC-controlled equipment

• Experience reading electrical schematics and mechanical drawings.

• Experience repairing mechanical power transmission systems including:

• Bearings

• Ball screws

• Linear rails

• Gearboxes

• Couplings

• Experience with hydraulic and pneumatic systems.

• Ability to safely use electrical test equipment including multimeters, clamp meters, and insulation testers.

• Ability to fabricate or modify simple machine components using manual shop equipment.

• Proficient with Microsoft Office and computerized maintenance management systems (CMMS).

• Ability to lift up to 100 pounds and work in confined spaces, elevated platforms, and manufacturing environments.

Preferred Qualifications:

• Several years of experience in facilities, utilities, industrial maintenance, manufacturing support, or a related technical environment.
• Experience operating, maintaining, or troubleshooting HVAC, compressed air, water treatment, wastewater, or general facility systems.
• Strong troubleshooting skills involving mechanical, electrical, utility, and building infrastructure equipment.
• Working knowledge of pumps, motors, valves, piping, filtration systems, tanks, fans, compressors, and mechanical systems.
• Ability to read and interpret mechanical drawings, P&IDs, equipment manuals, utility diagrams, and technical documentation.
• Experience completing work orders and maintenance documentation in a computerized maintenance management system, CMMS.
• Proficient with Microsoft Office applications including Outlook, Excel, Word, and Teams.
• Ability to support production and facility needs across multiple shifts, including occasional overtime, weekends, or off-shift support as business needs require.
• Ability to safely use basic hand tools, power tools, meters, gauges, and facility diagnostic equipment.
• Ability to work in manufacturing environments, mechanical rooms, utility areas, wastewater areas, confined spaces, elevated platforms, and outdoor equipment areas.
• Strong communication, teamwork, organization, and problem-solving skills.
• Demonstrated commitment to safety, compliance, quality, and equipment reliability.

Desired Competencies

• Strong analytical and troubleshooting skills.
• Ability to work independently with minimal supervision.
• Sense of urgency when responding to production downtime.
• Excellent communication and teamwork.
• Strong mechanical aptitude and willingness to learn new equipment.
• Commitment to safety and continuous improvement

We'll offer you fantastic challenges and amazing opportunities. This is your chance to be part of an organisation that has proven itself to be at the cutting edge of our industry; and is committed to pushing the boundaries even further. And with some of the best training on offer in the industry, who knows how far you can go?

A Great Place to work needs a Great Way of Working

Everyone is welcome to apply to GKN. We believe that we can only achieve our ambitions through a coming together of diverse minds who enjoy collaborating in an inspirational environment. Through our commitment to diversity, inclusion and belonging and by living our five powerful principles we've created a culture where everyone feels welcome to contribute. It's a culture that won us 'The Best Workplace Culture Award'. By embracing and celebrating what makes us unique we encourage everyone to bring their full self to work.

We're also committed to providing an accessible recruitment process, so if you require reasonable adjustments at any stage during our recruitment process please get in touch and let us know.

We are the place where human dreams, plus human endeavour, shape the future of aerospace innovation and technology.

Nearest Major Market: San Diego