Firefly Aerospace
Facilities HVAC Technician - Senior Lead
Briggs, TX · Senior · Full-time · Posted Oct 6, 2026
- Experience
- 12+ years of progressive commercial or industrial HVAC experience, or equivalent education and experience.
- Education
- Equivalent education and experience accepted.
- Visa sponsorship
- Must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
About the job
Provides senior technical leadership for troubleshooting, maintaining, commissioning, and improving mission-critical HVAC and mechanical systems at Firefly’s Texas facilities.
What you'll do
- Lead complex HVAC troubleshooting, root-cause analysis, and corrective actions; mentor and guide junior technicians.
- Maintain, repair, install, and optimize HVAC, refrigeration, controls, BAS, and environmental systems; support reliability and maintenance programs.
- Oversee contractors and commissioning, maintain equipment records, and communicate system risks and corrective actions to Facilities leadership.
What they ask for
- Extensive hands-on commercial or industrial HVAC troubleshooting and maintenance experience, including systems approximately 5 to 100+ tons.
- Knowledge of refrigeration, airflow, psychrometrics, electrical systems, controls, and HVAC sequences of operation; ability to diagnose failures using schematics and diagnostic tools.
- Demonstrated ability to lead complex troubleshooting, guide technicians, and perform RCA/RCCA with permanent corrective actions.
- EPA Section 608 Universal Certification; ability to work overtime, weekends, and an after-hours on-call rotation.
Nice to have
- Experience in aerospace, semiconductor, pharmaceutical, advanced manufacturing, laboratory, or test facilities.
- Advanced BAS troubleshooting and programming experience; familiarity with major HVAC/controls platforms.
Tools
HVAC, BAS, VFDs, CMMS, Trane, Carrier, Daikin, Johnson Controls
Model-written summary · the original posting is authoritative