Senior Mechanical Engineer - Secure Facilities & MEP

Via Logic LLC; Reston (VA); On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos in Reston, Virginia seeks a Mechanical Engineer to support national security missions. The role emphasizes assessment, reverse engineering, and modeling of facilities in denied-access environments, focusing on MEP integration, and providing technical insights for DoD stakeholders.

Applicants should have an active TS/SCI clearance, a strong background in 3D modeling, simulation, and documentation, and experience with complex facility analyses.

Qualifications

• Candidates must hold an active TS/SCI Polygraph clearance and U.S. citizenship.
• Demonstrated understanding of engineering principles and ability to apply them across technical programs.
• Bachelor's degree with 8+ years or Master's with 6+ years of relevant experience.
• Experience in facility analysis, infrastructure vulnerability assessments, and mechanical engineering in DoD or IC environments.
• MEP system design, integration, and operational functionality in complex facilities.
• Ability to identify HVAC equipment, estimate system size, and assess operation through visual analysis.
• Strong data management from diverse sources and experience with 3D modeling, analysis, and simulation.
• Experience interpreting engineering drawings and intelligence-derived data; ability to communicate uncertainties clearly.

Responsibilities

• Reverse engineer facility layouts, architectures, and workflows in denied access environments.
• Evaluate security vulnerabilities, single points of failure, and bottlenecks.
• Create high-fidelity 3D models and run simulations of workflows and infrastructure.
• Assess facility systems with emphasis on MEP integration.
• Translate field data into engineering reports, CAD/BIM drawings, and simulations for DoD stakeholders.
• Perform R&D projects individually or with a team and serve as subject matter expert.

Skills

TS/SCI Polygraph clearance

US Citizenship

Advanced engineering principles

3D modeling & simulation

Technical documentation

Problem solving

Education

Bachelor's degree with 8+ years of relevant experience

Master's degree with 6+ years of relevant experience

Tools

Autodesk Revit

VENTSIM

ETAP

Job description

Leidos in Reston, Virginia seeks a Mechanical Engineer to support national security missions. The role emphasizes assessment, reverse engineering, and modeling of facilities in denied-access environments, focusing on MEP integration, and providing technical insights for DoD stakeholders.

Applicants should have an active TS/SCI clearance, a strong background in 3D modeling, simulation, and documentation, and experience with complex facility analyses.