Mechanic Heating A/C Specialist

Company: Lockheed Martin
Location: Manassas
Posted on: April 1, 2026

Job Description:

What We're Doing At Lockheed Martin Manassas, we are enabling national security by supporting mission-critical operations through exceptional facility performance. Our Facilities Team plays a key role in ensuring that complex building systems operate efficiently, safely, and reliably in support of vital defense technologies. Every system we maintain supports a higher mission—delivering innovation and security to the nation. The Work As a Facilities HVAC Technician, you will perform day-to-day operations and maintenance of a wide range of facility systems. You’ll be responsible for installing, servicing, modifying, rebuilding, and repairing HVAC and related mechanical systems within a commercial or industrial environment. All work must comply with building codes, safety regulations, and EPA 608 standards. Key Responsibilities Include: Cleaning, maintaining, and troubleshooting large-capacity HVAC systems Maintaining and servicing site utilities, air handlers, exhaust fans, cafeteria equipment, split-case pumps, hot water systems, and plumbing fixtures Operating and maintaining steam generators and piping systems Performing preventive and predictive maintenance using techniques such as: Pump alignment Infrared thermography Vibration analysis Ultrasound detection Troubleshooting electrical, mechanical, and control system issues Reading and interpreting blueprints and schematics Operating the computerized Building Management System (BMS) and responding to system alarms Recording, reviewing, and interpreting equipment/system data Working safely at heights using aerial lift platforms and ladders Using hand and power tools, torches, refrigeration gauges, and multimeters Utilizing proper PPE at all times in accordance with safety procedures Lifting up to 30 pounds with or without reasonable accommodation Who We Are Lockheed Martin is a global aerospace and defense leader committed to solving complex challenges and protecting national interests. At our Manassas, VA facility, our Facilities team supports cutting-edge defense programs by ensuring safe, secure, and efficient site operations. Our culture values integrity, innovation, and the skilled professionals who make mission success possible every day. Who You Are You are a skilled HVAC professional who thrives in a fast-paced environment where safety, precision, and compliance are critical. You're mechanically inclined, detail-oriented, and possess the ability to troubleshoot and maintain a variety of facility systems. You take pride in your craftsmanship and understand the vital role your work plays in supporting national defense. Why Join Us At Lockheed Martin, you won’t just maintain systems—you’ll support missions that matter. Join a company known for innovation, integrity, and excellence. We offer competitive compensation, industry-leading benefits, and ongoing training to help you grow your skills and advance your career. You’ll be part of a trusted team whose work directly contributes to national security and technological leadership. Learn more about Lockheed Martin's Comprehensive Basic Qualifications - 2 years HVAC trade school or equivalent certification. High school degree or equivalency. - Must have at least 5 years’ experience with Heating, Ventilation and Cooling (HVAC). - Must have EPA 608 CFC Universal certification. - Candidates must be able to obtain and maintain an Active DoD government Secret level clearance - Candidate must be able to use hand and power tools including the proficient uses of torches, refrigeration gauges and multimeter. - Have and maintain a valid diver license. - Must be able to record, review and interpret equipment & systems readings. - Knowledge of Building Management Systems and computerized alarm & control systems. - Ability to work from a variety of aerial lift platforms and ladders. - Candidate must be able to lift 30 pounds with or without reasonable accommodations. Desired skills Good general computer skills- proficiency in (Microsoft Outlook, Word, & Excel). Excellent oral & written communication skills. Self-motivated, dependable, maintains a positive attitude, and willing to be a responsible & dedicated team Player. Ability to work effectively in a team environment as well as with minimal supervision. Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. * At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications. Other Important Information By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Ability to work remotely Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. Work Schedule Information Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration. Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $61,200 - $107,985. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year. Pay Rate: The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $70,400 - $117,415. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.

Keywords: Lockheed Martin, Frederick , Mechanic Heating A/C Specialist, Engineering , Manassas, Maryland