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Facilities Technician

Torrance, CA, USA
Full Time On-site

Summary

Job Description

We are seeking a skilled Facilities Technician to support the maintenance and operational integrity of our facilities. This hands-on role involves performing a wide range of tasks, including routine maintenance, repairs, and general facility upkeep across systems such as plumbing, electrical, HVAC, and carpentry. The ideal candidate will demonstrate a proactive approach to problem-solving, a strong commitment to safety, and the ability to work independently within a fast-paced, mission-driven environment.

Responsibilities

  • Perform routine maintenance tasks and non-technical repairs related to plumbing, electrical, HVAC, and carpentry.
  • Conduct general upkeep of the facility including painting, patching walls, replacing ceiling/floor tiles, and carpeting.
  • Inspect and maintain interior and exterior areas of the site such as walls, floors, fixtures, roofing, and lighting.
  • Support janitorial and hospitality teams with tasks such as furniture moves, event setup/teardown, and waste removal.
  • Assist in managing site-wide operations and maintenance programs as assigned.
  • Safely operate forklifts, scissor lifts, and boom lifts when necessary.
  • Open, track, and resolve electronic work tickets through the internal work order system.

Basic Qualifications

  • High school diploma or equivalent.
  • Minimum of 2 years of experience in facilities maintenance or a similar role.
  • Must be able to pass background checks as required by job site regulations
  • Ability to lift up to 35 lbs unassisted.
  • Physical ability to stand for extended periods and perform tasks involving bending, climbing ladders, grasping, pulling, pushing, stooping, and stretching.
  • Comfortable working at elevated heights (up to 300 feet) and using ladders or aerial lifts.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Benefits And Perks

All full-time employees are granted meaningful long-term equity, sharing in the company's significant growth trajectory. We offer four (4) weeks of paid time off, ten (10) company-paid holidays, and comprehensive health benefits - including 100% employee-covered medical and strong dependent coverage, along with dental and vision plans. We also provide paid parental leave to support growing families, a $100 monthly fitness stipend to promote health and performance, and onsite EV charging for convenience. In addition, employees enjoy perks like catered meals, company-covered food during high-demand periods, and a fully stocked kitchen to stay fueled throughout the day.

While this position does not currently require a U.S government-issued security clearance, it may in the near future. Therefore, the ability to obtain and maintain a U.S. government–issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Affirmative Action/EEO Statement

About Castelion

Castelion

Castelion is one of the fastest-rising defense technology companies focused on building affordable, rapidly deployable hypersonic strike systems for the U.S. military. Founded by former SpaceX leaders, the company is working to modernize how advanced weapons are developed and manufactured—using rapid iteration, vertical integration, and scalable production to deliver next-generation deterrence capabilities faster than traditional defense programs. Castelion’s mission centers on restoring America’s ability to field advanced military technology at speed and scale.

For job seekers, Castelion offers the opportunity to work directly on some of the most advanced technologies in national defense, including propulsion systems, avionics, flight software, guidance and navigation, missile systems, and advanced manufacturing. The company hires across aerospace engineering, embedded software, manufacturing, test engineering, avionics, cybersecurity, and operations—making it especially attractive to engineers, builders, veterans, and mission-driven professionals who want hands-on ownership of real hardware.

Unlike traditional defense contractors, Castelion operates with a startup-style engineering culture modeled after rapid aerospace development environments. Employees work closely with flight hardware, testing, and production systems in a fast-paced setting where speed, accountability, and execution are prioritized. The company openly emphasizes a builder mentality—giving team members the chance to own major projects and contribute directly to systems with national security impact.

As the U.S. military increases investment in hypersonic weapons, missile modernization, and scalable deterrence capabilities, Castelion continues to grow rapidly through major government contracts and manufacturing expansion. For professionals seeking a high-growth aerospace and defense company where they can help shape the future of national security technology, Castelion is quickly becoming one of the most exciting employers in the defense innovation ecosystem.

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