Mechanical HVAC Technician

R-00174667

Description

Job Description  

We are   seeking   a skilled and experienced   Mechanical and HVAC Systems Technician   to install,   maintain , troubleshoot, and repair mechanical and HVAC systems supporting commercial and industrial facilities. This role focuses on ensuring the reliable operation of building mechanical infrastructure, including piping, heating, cooling, ventilation, and associated support systems.  

The ideal candidate will have hands-on experience with mechanical and HVAC equipment, strong diagnostic skills, and the ability to interpret technical documentation while working in compliance with safety, quality, and regulatory standards.  

 

Primary Responsibilities  

• Install,   maintain , troubleshoot, and repair   mechanical and HVAC systems , including heating, cooling, ventilation, and associated support equipment.  
  

• Fabricate, install, and repair mechanical piping systems carrying water, steam, chilled water, hot water, air, gas, and other process fluids.  
  

• Work with piping materials such as carbon steel, stainless steel, copper, plastics, and specialty piping systems.  
  

• Inspect and service HVAC equipment including air handling units (AHUs), fan coil units, pumps, compressors, heat exchangers, valves, and dampers.  
  

• Perform preventive, predictive, and corrective maintenance to ensure system efficiency, reliability, and longevity.  
  

• Troubleshoot mechanical and HVAC system issues such as leaks, airflow problems, pressure imbalances, temperature control failures, vibration, and equipment malfunctions.  
  

• Assemble piping and mechanical systems using welding, brazing, soldering, threading, grooving, and mechanical joining techniques.  
  

• Install, test, and commission mechanical service systems including HVAC, chilled water, steam, compressed air, and fire protection systems.  
  

• Conduct pressure testing, flushing, balancing support, and system verification to ensure performance and compliance with specifications.  
  

• Read and interpret mechanical drawings, piping isometrics, P&IDs, control diagrams, and building plans.  
  

• Coordinate maintenance activities, installations, and shutdowns with facilities teams, contractors, and other trades.  
  

• Maintain   accurate   maintenance records, inspection reports, and documentation using CMMS or other tracking systems.  
  

• Ensure all work   complies with   applicable mechanical codes, building standards, safety regulations, and internal procedures.  
  

 

Basic Qualifications  

• Active TS/SCI with Polygraph clearance   is   required  
  

• High school diploma or equivalent.  
  

• 2–4 years of hands-on experience   working with mechanical and HVAC systems in commercial, industrial, or facilities environments.  
  

• Completion of a technical training program, apprenticeship, or equivalent experience in HVAC, mechanical systems, or industrial maintenance.  
  

• Working knowledge of HVAC equipment, piping systems, pumps, compressors, and mechanical components.  
  

• Proficiency   using mechanical diagnostic tools such as pressure gauges, temperature probes, airflow meters, and vibration monitoring tools.  
  

• Ability to safely use hand tools, power tools, and mechanical shop equipment.  
  

• Understanding of heating, cooling, ventilation, hydraulics, pneumatics, and preventive maintenance practices.  
  

• Ability to work independently and troubleshoot moderately complex mechanical and HVAC system issues.  
  

 

Preferred Qualifications  

• Associate degree, trade school certification, or vocational training in HVAC, Mechanical Systems, or a related field.  
  

• 5+ years of experience   maintaining   mechanical and HVAC systems in industrial or mission-critical facilities.  
  

• HVAC certifications such as   EPA 608   or equivalent mechanical trade certifications.  
  

• Experience with advanced troubleshooting, root cause analysis, and system optimization.  
  

• Familiarity with building automation systems (BAS) and HVAC controls interfaces.  
  

• Experience with CMMS platforms, maintenance planning, and work coordination.  
  

• Knowledge of applicable mechanical codes, energy efficiency standards, and building regulations.  
  

• Strong safety awareness with knowledge of OSHA or equivalent regulatory standards.  
  

EC-DAS

 

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting: January 28, 2026

For U.S. Positions: 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 -

The Leidos pay range for this job level is a general guideline only and 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.