HVAC Generator Mechanic

Terrestris Global Solutions; Washington (District of Columbia); On-site; USD 50,000 - 70,000; Full time

Benefits offered by this job

Health benefits

Financial benefits

Retirement benefits

Paid leave

Tuition assistance

Work-life programs

Job summary

Terrestris Global Solutions is seeking a skilled HVAC & Generator Mechanic in Washington, D.C. The role involves performing maintenance, diagnostics, and repairs on HVAC systems and generators across various project sites. The ideal candidate will have at least 3 years of experience in HVAC repair, EPA Section 608 Certification, and the ability to travel. Employees are eligible for a comprehensive benefits package that includes health, financial, and retirement benefits, along with professional development opportunities.

Qualifications

• 3+ years of HVAC maintenance and repair experience, preferably in commercial or industrial settings.
• Working knowledge of HVAC systems, controls, and mechanical/electrical components.
• Experience with diesel and natural gas generators.

Responsibilities

• Perform preventive maintenance, diagnostics, and repair on HVAC systems.
• Inspect and service diesel and natural gas generators.
• Conduct system performance evaluations and complete service reports.

Skills

HVAC maintenance and repair

Troubleshooting and problem-solving

Generator servicing

Technical manual interpretation

Ability to travel

Education

EPA Section 608 Certification

Journeyman HVAC license or equivalent

OSHA 10 or OSHA 30 certification

Job description

About the Role

We are seeking a skilled and highly mobile HVAC & Generator Mechanic to support maintenance, repair, and operational readiness across a variety of project sites. This role requires flexibility, independence, and strong technical expertise in both HVAC systems and generator equipment.

Responsibilities

• Perform preventive maintenance, diagnostics, and repair on HVAC systems, including
  • Portable HVAC units
  • Air handlers
  • Chillers
  • Rooftop units (RTUs)
  • Split systems
  • Ventilation systems
• Inspect, maintain, and service diesel and/or natural gas generators (20kW–200kW)
  • Conduct load testing
  • Perform minor repairs and system checks
  • Work in mixed environments (3-phase and single-phase systems)
• Diagnose mechanical, electrical, and control system issues and implement effective solutions
• Conduct system performance evaluations to confirm compliance with manufacturer specifications and safety standards
• Complete service reports, maintenance logs, and documentation accurately and on time
• Travel frequently, often on short notice, to support maintenance and emergency service needs
• Coordinate with project managers, facility personnel, and subcontractors
• Ensure compliance with OSHA, state and local standards, company policies, and site‑specific safety requirements
• Maintain tools, equipment, and company vehicles in good working condition
• Assist with system installations and upgrades as needed

Typical Day

You will travel between sites, perform preventive maintenance, troubleshoot, repair, and document work, while coordinating with site staff and ensuring safety compliance.

Qualifications

• 3+ years of HVAC maintenance and repair experience (commercial or industrial preferred)
• Working knowledge of HVAC systems, controls, and mechanical/electrical components
• Experience servicing generators (diesel, natural gas, or standby systems)
• EPA Section 608 Certification (Universal preferred)
• Ability to read and interpret technical manuals, schematics, and blueprints
• Strong troubleshooting and problem‑solving skills
• Valid driver’s license
• Willingness to travel
• Ability to work independently with minimal supervision
• Physical capability to lift up to 50 lbs, work in confined spaces, climb ladders, and work outdoors in various weather conditions

Preferred Experience

• Journeyman HVAC license or equivalent certification
• OSHA 10 or OSHA 30 certification
• Generator certifications (e.g., Cummins, CAT, Generac)
• Experience in government, federal, or mission‑critical environments
• Forklift operation experience

Benefits

Full‑time and part‑time employees working at least 20 hours a week on a regular basis are eligible for an extensive benefits package that includes health, financial, and retirement benefits; paid leave; professional development; tuition assistance; and work‑life programs. Award programs recognize outstanding performance.

Equal Opportunity Employer

Terrestris is an Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, disability, or veteran status.

Applicants must be authorized to work in the U.S.