**Description** **Join a team committed to a mission!** **At Leidos** , we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. **Are you ready for your next career challenge?** The National Security Sector at Leidos currently has an opening for a Master HVAC Technician to work at Springfield, VA. This is an exciting opportunity to use your experience helping the INSCOM G4 mission. **Primary Responsibilities** + Perform inspections on HVAC systems and components (e.g. heating units, building exhaust fans, ventilation units, etc.) to evaluate condition, identify necessary repairs and recommend or perform preventive maintenance. Cleans, lubricates, and repacks the working parts of the system. + Tracks performance of routine and preventative maintenance to ensure availability of HVAC systems and troubleshoot HVAC/R systems with complex problems and extensive repairs requiring judgement to locate malfunctions. + Respond to service calls and preventive maintenance inspections and produce reports in writing through computerized maintenance management system (CMMS) regarding malfunctioning/inoperable equipment. + Respond to emergencies during and after hours to resolve issues. Diagnoses causes of problems and/or failures in HVAC systems for identifying equipment and/or systems repair and/or replacement needs. + Install, repair, and maintain large commercial and industrial ventilation, refrigeration, air conditioning (AC), and cooling systems with complex problems and extensive repairs. + Independently perform recurring work on exhaust fans, boilers, air handlers, pump, motors, air dryers, and other related HVAC equipment but not limited to HVAC control and monitoring systems. + Installs, modifies, overhauls, repairs, and maintains a variety of complex HVAC equipment air conditioning, air handlers, pumps, motors, valves, heating systems, and associated auxiliary and control equipment. + Performs design, modification, maintenance and repair of critical environmental and energy support systems and associated highly sensitive state-of-the-art computerized controls and air quality monitoring systems located within US-Only areas of Intelligence and Security Command (INSCOM) Sensitive Compartmented Information Facilities (SCIFs). + Provides critical advanced technical knowledge in support of unique security requirements inherent in Intelligence and Security Command (INSCOM) Sensitive Compartmented Information Facilities (SCIFs)operations including sound baffling techniques/equipment and the resolution of compromising electrical currents, as sustainment of high system availability rates. **Basic Qualifications** + College, Vocational School, or High School diploma or equivalent and a combination of 10 years’ education and experience leading to licensure as a Master HVAC, or equivalent licensure or certification at a State level; or 12 years’ experience in an equivalent Military HVAC training/certification + Specific experience in fault isolation and resolution of tactical and strategic environmental systems and their sophisticated electronic support systems. + Ability to plan, install, troubleshoot and repair equipment and systems not fully covered by technical manuals, schematics, etc. + 4 years’ experience with HVAC control and monitoring systems and their components. + Experience with computerized maintenance management systems (CMMS). + Expert level experience in design, installation and sustainment of computer controlled environmental systems in mobile secure facilities. + Required to meet US Government accepted and industry standards criteria for technically complex computer environmental systems, uninterrupted power distribution systems, and power control equipment. + Possess a North American Technician Excellence (NATE) certification. + US Citizen. Final Top-Secret Clearance based upon a TIER 5 Background Investigation, and favorable eligibility determination for access to Sensitive Compartmented Information (SCI) IAW ICD 704. **Original Posting Date:** 2025-02-18 While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. **Pay Range:** Pay Range $57,850.00 - $104,575.00 The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. REQNUMBER: R-00153720 All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.