Amentum is looking for a Mechanical Engineer to join our team in Springfield, VA to support our mission critical customer. Must be able to obtain and maintain a Top Secret Government security clearance. Responsibilities and Duties include: Performs engineering calculations, prepares specifications, performs analyses, performs testing, issues reports and maintains related data on complex facility infrastructure systems. Reviews and approves drawings as required. Ensures quality, quantity, and completeness of infrastructure related projects. Provides technical guidance to trades personnel working on mechanical systems. Reviews and recommends specifications for the purchase of material, equipment, systems, services, or construction. Fully versed with the process of preparing and checking of calculations in support of building HVAC systems. Can oversee the review and checking of construction and vendor drawings. Leads or assists with the development of manpower, man-hour, and labor cost requirements for a project and can monitor it to aid in evaluating against budgets and schedules. Leads estimating tasks and performs material take-offs for construction and infrastructure upgrades. Minimum Requirements Bachelor's degree in Mechanical Engineering. At least 5 years of job-related experience. Knowledge of government regulations, codes and standard. Working knowledge of building management systems such as CMMS and BAS. Working knowledge of the operation and repair of chillers, boilers, motors, pumps, HVAC unit and UPS systems. Position requires the ability to obtain and maintain Professional Engineer registration in any state. Must be able to obtain and maintain a DoD Top Secret Government Security clearance. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran's status, ancestry, sexual orientation, gender identity, marital status, family structure, medical condition including genetic characteristics or information, veteran status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal EEO laws and supplemental language at EEO including Disability/Protected Veterans and Labor Laws Posters.