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Senior Mechanical Engineer - NAVY Facilities

Apex Systems

Company : Apex Systems

Location : Washington, DC, 20599

Posted Date : 13 October 2025

Job Type : Contractor

Category : Mechanical Engineering

Occupation : Mechanical Engineer

Job Details

Senior Mechanical Engineer

Our client is seeking an experienced Senior Mechanical Engineer to support our work as a prime contractor on high-profile U.S. Navy facility development, recapitalization, and construction projects. Accuracy, integrity, subject matter expertise, and the ability to work well independently and with others are important traits we expect the successful candidate to possess and demonstrate.

The senior engineer is responsible for providing input to comprehensive MILCON documentation and the mechanical portion of preliminary construction cost estimates. Candidate will also be required to manage and/or support other discipline tasks as needed. Must also work with and support corporate Safety, Health, Environment (SHE) personnel to maintain a safe work environment and ensures compliance with safety objectives and policies. Maintain the strict confidentiality of sensitive information. Our client is the 7th largest defense contractor, we employ a skilled workforce of around 100,000 people in more than 40 countries. We develop, engineer, manufacture, and support products and systems to protect national security and keep people safe.

Required Education, Experience, & Skills

Minimum education and years of related/relevant professional work experience required: Bachelors degree in Mechanical Engineering from an ABET Accredited program and at least eight years of related/relevant professional work experience.

Additional skills/experience required:

  • Professional work experience with mechanical HVAC, plumbing and gas & fluid distribution systems including HVAC equipment sizing and selection, building domestic water & sewage system sizing, piping sizing calculations.
  • Experience performing design requirements and constructability reviews of detailed design submittal packages.
  • Must be proficient with MS Office Suite programs including Outlook, Excel, Word, Teams.
  • Desire to attain a Professional Engineer License once in the position.

Technical Knowledge and Proficiency

  • Experience with building energy modelling software, such as Trane Trace, Carrier HAP

Communication

  • Ability to communicate effectively both orally and in writing.
  • Good writing skills to document facility requirements and make the necessary reports and correspondence.

Professionalism

  • Excellent interpersonal skills used when interfacing, coordinating, and negotiating with colleagues, auditors, customers and vendors.
  • Understanding of project managerial relationships and operations.
  • Ability to exercise discretion and independent judgment and make sound decisions while complying with policies, procedures, appropriate principles and applicable state and federal laws and regulations.
  • Good planning, time management and organization skills.

Preferred Education, Experience, & Skills

  • Professional knowledge of ASHRAE Standards, ASME Codes, & International Mechanical Cod
  • Professional experience performing mechanical calculations associated with ventilation system sizing
  • Professional experience of Unified Facilities Criteria (UFC), Unified Facilities Guide Specifications (UFGS)
  • Previous experience in performing design drawings and supporting calculations associated industrial facilities
  • Experience in the design, development or implementation of MILCON facilities
  • Knowledge of Microsoft ACCESS or similar databases
  • Professional Engineer License

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards.

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