HVAC & Generator Mechanic

HVAC & Generator MechanicAre you looking for a challenge? Looking for an innovative organization and the opportunity to learn and grow professionally? We can help! 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 is a role requiring flexibility, independence, and strong technical expertise in both HVAC systems and generator equipment. The ideal candidate thrives in dynamic environments, can deploy on short notice, and is comfortable working across multiple locations under varying conditions.At Terrestris, we leverage technology to create better mission outcomes through better human performance. We form strong client and team relationships through transparency and strive to create an environment where our team can let their excellence shine through. By finding, developing, and incorporating new ideas, we provide memorable services. Rooted in the USMC values of honor, courage, and commitment, Terrestris seeks to deliver extraordinary value to the American people by helping the Government become more efficient and effective.The HVAC & Generator Mechanic will perform preventive maintenance, troubleshooting, and repair of HVAC systems and generator equipment across multiple project sites. This role is responsible for inspecting, servicing, and maintaining diesel and natural gas generators to ensure reliable operation and compliance with manufacturer specifications and safety standards. The Mechanic will diagnose and resolve mechanical, electrical, and environmental control system issues, complete service documentation accurately, and coordinate with project managers and site personnel as needed. Additionally, the position requires travel—often on short notice—to support maintenance activities and emergency response efforts, while maintaining a high level of independence and technical proficiency in both HVAC and power generation systems.What does a typical day look like for an HVAC & Generator Mechanic?You will:Perform preventive maintenance, diagnostics, and repair on HVAC systems, including: portable HVAC units, air handlers, chillers, rooftop units (RTUs), split systems, ventilation systemsInspect, maintain, and service diesel and/or natural gas generators generally ranging from 20kW to 200kW Conduct load testingPerform minor repairs and system checksMixed environments (3-phase and single-phase systems)Diagnose mechanical, electrical, and control system issues and implement effective solutionsConduct system performance evaluations to ensure compliance with manufacturer specifications and safety standardsComplete service reports, maintenance logs, and documentation accurately and on timeTravel frequently (often at short notice) to support maintenance and emergency service needsCoordinate with project managers, facility personnel, and subcontractorsEnsure compliance with OSHA standards, state and local standards, company policies, and site-specific safety requirementsMaintain tools, equipment, and company vehicles in good working conditionAssist with system installations and upgrades as neededWhat qualifications do you look for?You might be the professional we're looking for if you have:3+ years of HVAC maintenance and repair experience (commercial or industrial preferred)Working knowledge of HVAC systems, controls, and mechanical/electrical componentsExperience servicing generators (diesel, natural gas, or standby systems)EPA Section 608 Certification (Universal preferred)Ability to read and interpret technical manuals, schematics, and blueprintsStrong troubleshooting and problem-solving skillsValid driver's licenseWillingness to travelAbility to work independently with minimal supervisionPhysically capable of: Lifting up to 50 lbsWorking in confined spacesClimbing laddersWorking outdoors in various weather conditionsWe will be extra impressed if you have:Journeyman HVAC license or equivalent certificationOSHA 10 or OSHA 30 certificationGenerator certifications (e.g., Cummins, CAT, Generac)Experience in government, federal, or mission-critical environmentsForklift operation experienceWhat kind of benefits does Terrestris offer?We offer outstanding benefits, including health, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, and work-life programs. Our award programs acknowledge employees for exceptional performance and superior demonstration of our service standards. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in our benefit programs. Other offerings may be provided for employees not within this category.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.