Associate Facilities Engineer - TS/SCI Poly Required

AFE; Reston, Northern (VA, KY); Hybrid; USD 73,000 - 133,000; Full time

Benefits offered by this job

Competitive compensation

Health and Wellness programs

Income Protection

Paid Leave and Retirement

Job summary

Leidos in Reston, Virginia is seeking a Facilities Engineer to join an interdisciplinary team evaluating heavy industrial facilities and building systems. You will integrate multiple data sources and provide practical guidance across design, installation, and operation to deliver accurate assessments.

The role demands experience with mechanical, electrical, life-safety and controls systems, plus strong written and verbal communication for high-level briefings.

Qualifications

• Active TS/SCI Polygraph clearance is required and must be maintained.
• Bachelor's degree with 4+ years of relevant facility engineering experience or Master's degree with 2+ years.
• Experience with facility infrastructure, building systems and standards.
• Experience designing, constructing, commissioning, operating, or maintaining mechanical, electrical, life-safety, and controls systems.

Responsibilities

• Integrate intelligence and facility data to describe heavy industrial facility function and configuration.
• Provide hands-on guidance on facility infrastructure design and installation throughout characterization.
• Clearly brief and interact with personnel at all levels, including Senior Officials.

Skills

TS/SCI clearance

Facility design

Electrical systems

Mechanical systems

BMS/ICS knowledge

P&ID interpretation

Strong communication

Education

Bachelor's degree

Master's degree

Tools

Autodesk Revit

Autodesk AutoCAD

BIM software

Job description

Leidos has an opening for a Facilities Engineer in Reston, Virginia. The primary focus of the group is understanding commercial, strategic and heavy industrial facilities and interoperability of systems managed by industrial control systems and/or building management systems.

Successful candidates must bring a creative, yet sound, approach to identifying and solving challenges with these interrelated systems in a customer setting and have exceptional attention to detail and a commitment to thoroughness.

The successful candidate will work as a member of an interdisciplinary team of government and contractor personnel conducting strategic and critical facility analysis. Work will be performed in a fast-paced, high-energy environment within a government SCIF facility.

Role and Responsibility:

• Systematically integrate all-source intelligence, geotechnical data, topographical data, facility expertise, and facilities design and maintenance principles and best practices to describe heavy industrial facility function (mission) and physical configuration, including layout, physical structure, mission systems, support systems, 3D modeling, functional engineering modeling and assessing corresponding vulnerabilities
• Provide practical 'hands-on' guidance and judgment on facility infrastructure design, specification and installation throughout the characterization process to produce accurate intelligence estimates and customer directed products
• Excellent written and verbal communication skills with the ability to successfully brief and interact with personnel at all levels of experience, including Senior Officials

Required Experience, Clearance, Skills, & Education:

• Candidates for consideration must possess an in-scope and active TS/SCI Polygraph clearance and the ability/willingness to maintain this clearance while holding this position. U.S. Citizenship is required.
• Bachelor's degree and 4+ years of relevant experience, or Master's degree and 2+ years of relevant experience. Relevant professional experience, military experience, industry certifications, or technical training may be considered in lieu of a degree.
• Demonstrated understanding of engineering concepts, industry standards, and best practices related to facility infrastructure and building systems.
• Experience supporting the design, construction, commissioning, operation, or maintenance of mechanical, electrical, life-safety, and controls systems within commercial, government, industrial, or manufacturing facilities.
• Knowledge of facility planning, operations, maintenance, physical security considerations, and applicable building codes and standards.
• Experience specifying, installing, operating, or maintaining:
  • HVAC systems
  • Electrical power systems
  • Security systems
  • Building Management Systems (BMS)
  • Industrial Control Systems (ICS)
• Ability to interpret and analyze technical documentation, including:
  • Sequences of operation
  • OEM manuals
  • Piping & Instrumentation Diagrams (P&IDs)
  • Electrical one-lines and schematics
  • HVAC control diagrams
  • Construction and design drawings
• Strong ability to review and interpret both digital and hard-copy engineering and construction documents.

Preferred Qualifications:

• Facility planning experience including servicing and installing utilities equipment within industrial environments
• Experience with Autodesk Revit, Autodesk AutoCAD, or Building Information Modeling (BIM) software and practices
• Experience with Industrial HVAC, Central Plant Utilities, Uninterrupted Power Supplies, Industrial Process, Water/Wastewater, Data Centers, Cogen Plants, or Combined Cooling, Heating & Power
• Fire Protection Engineering degree or related professional certifications.
• Knowledge of fire protection codes to be able to perform design calculations and conduct engineering assessments
• Knowledge of fire protection systems integration with building or industrial control systems (BCS/ICS)
• Professional Engineering Certification
• Military or defense-related experience

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:

August 14, 2026

Pay Range:

Pay Range $73,450.00 - $132,775.00

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.

• Competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

More details are available at www.leidos.com/careers/pay-benefits.

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.