Jobs and Careers
BO

Maintenance Technician Senior - Millennium Space Systems

Boeing
El Segundo, United Statesfull_timeVerifiedPosted 17 Jun 2026
💰 $94,000/yr($58,000/yr$94,000/yr)

About the role

Maintenance Technician Senior - Millennium Space Systems

Company:

Millennium Space Systems

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation.

Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen.

Under direction, performs various skilled maintenance for Millennium’s facilities dept. Responsible for skilled maintenance tasks including, but not limited to, carpentry, painting, plumbing, grounds, electrical, heating, ventilation, machine maintenance and repair, and air conditioning (HVAC). In addition, leads and trains lower-level staff; ensures facilities are available for use and consistently maintained in a safe and clean condition; and performs related work as required.

This position's internal job code is MAINTTECH. We are currently hiring for Grade 24. 

Position Responsibilities:

  • Follows safe working practices and makes appropriate use of related safety equipment as required

  • Fix potential safety hazards to avoid injuries

  • Inspect buildings, equipment, and systems to identify any issues

  • Inspect facilities and grounds for safety and security, by applying preventative measures to reduce the risk of future problems

  • Conduct periodic quality checks on equipment and systems to ensure everything is up to standard

  • Maintaining the building HVAC equipment to keep climate control in the facility functioning properly

  • Maintain and repair production equipment as assigned

  • Maintain the inventory records for equipment and supplies

  • Maintain records and logs of daily activities

  • Repair faulty equipment units and damaged structures

  • Performs custodial tasks as needed

  • Assists with structural pest control measures

  • Assists with Millennium’s monthly special events as needed

  • Assists with office and equipment moves as assigned

  • Develop and implement preventative maintenance procedures

  • Provides guidance and training to lower-level staff

This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options. 

Security Clearance and Export Control Requirements:

This position must meet Export Control compliance requirements, therefore a “US Person” as defined by 22 C.F.R. § 120.15 is required. “US Person” includes US Citizen, lawful permanent resident, refugee, or asylee.

Basic Qualifications (Required Skills/Experience):

  • High School Diploma or GED

  • 5 years minimum of relevant maintenance experience

  • Ability to lift to 50 lbs. and work at varying heights and cramped spaces

  • Experience with Aerospace production equipment ( e.g. TVAC, thermocycle chambers, vibration operations)

Preferred Qualifications (Desired Skills/Experience):

  • Minimum 5+ years of Integration experience

  •  EPA Universal license 608

  • NATE certification (HVAC)

  • Level 1 infrared thermographer certification.

  •  Machine maintenance experience in a manufacturing environment

  •  Security clearance

  •  Programmable logic experience (PLC)

  • California building code knowledge

Conflict of Interest:

Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process.

Drug Free Workplace:

Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Additional Information:

  • This is a union-represented position

  • This is an hourly position governed by the Cabinet Makers, Millmen and Industrial Carpenters Union (CMM&IC Local 721)

  • The selected candidate must be able to work any shift, as assigned

  • New hires and employees transferring from non-union roles may be required to attend or complete training within their 90-day probationary period. Continued employment is contingent on successfully compl

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Boeing

View company profile →