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Keywords: Senior Systems Engineer, Modeling and Simulation, Location: Reston, VA

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Junior Mechanical Engineer

Junior level Mechanical Engineer to support the planning, design, and analysis of mechanical systems—primarily Heating...Description Mechanical Engineer – Mission-Critical Facilities Design Leidos is seeking a driven and detail-oriented...

Company: Leidos
Location: Reston, VA
Posted Date: 28 Oct 2025
Salary: $67600 - 122200 per year

Junior Mechanical Engineer

Junior level Mechanical Engineer to support the planning, design, and analysis of mechanical systems—primarily Heating...Description Mechanical Engineer – Mission-Critical Facilities Design Leidos is seeking a driven and detail-oriented...

Company: Leidos
Location: Herndon, VA
Posted Date: 28 Oct 2025
Salary: $67600 - 122200 per year

Senior Systems Engineer, Modeling and Simulation

& Responsibilities: What We’re Looking For: Iridium is seeking a motivated Senior Systems Engineer, Modeling and Simulation... to join our Government Programs Solutions Engineering Team on a Space Development Agency (SDA) project. As a Network Modeling and Simulation...

Location: Reston, VA
Posted Date: 12 Nov 2025

Senior Systems Engineer, Modeling and Simulation

a difference in the world. What We’re Looking For: Iridium is seeking a motivated Senior Systems Engineer, Modeling... Modeling and Simulation Engineer, you will be responsible for identifying and autonomously implementing ideas and solutions...

Location: Reston, VA
Posted Date: 12 Nov 2025

Systems Engineer (Journeyman, Full Performance, Senior)

and methodologies. Experience with system modeling, simulation, and analysis tools. Systems Engineer, Journeyman: Bachelor’s degree... of experience in systems engineering or a related role. Systems Engineer, Senior: Bachelor’s degree in Systems Engineering...

Company: Parsons
Location: Reston, VA
Posted Date: 21 Dec 2025

Systems Engineer (Journeyman, Full Performance, Senior)

Strong knowledge of systems engineering principles and methodologies. Experience with system modeling, simulation, and analysis tools... Engineer, Senior: Bachelor’s degree in Systems Engineering, Computer Science, or a related field. 12+ years of experience...

Company: Parsons
Location: Reston, VA
Posted Date: 19 Dec 2025

Systems Engineer, Senior

Systems Engineer, Senior The Opportunity: Are you looking for an opportunity to combine your technical skills... leadership and mentoring while broadening your skillset into areas like modeling and simulation and computational analysis. Grow...

Location: Reston, VA
Posted Date: 30 Oct 2025
Salary: $86800 - 198000 per year

Nuclear Engineer, Senior

defeat Experience with nuclear weapons effects modeling and simulation tools Knowledge of systems engineering, data...Nuclear Engineer, Senior Key Role: Provide nuclear weapons effects subject matter expertise to client research...

Location: Reston, VA
Posted Date: 19 Nov 2025
Salary: $77600 - 176000 per year

Mechanical Engineer

Junior level Mechanical Engineer to support the planning, design, and analysis of mechanical systems—primarily Heating...Description Mechanical Engineer – Mission-Critical Facilities Design Leidos is seeking a driven and detail-oriented...

Company: Leidos
Location: Herndon, VA
Posted Date: 25 Dec 2025
Salary: $69550 - 125725 per year

Mechanical Engineer

Junior level Mechanical Engineer to support the planning, design, and analysis of mechanical systems—primarily Heating...Description Mechanical Engineer – Mission-Critical Facilities Design Leidos is seeking a driven and detail-oriented...

Company: Leidos
Location: Reston, VA
Posted Date: 25 Dec 2025
Salary: $69550 - 125725 per year

Structural Engineer - Multiple Positions - TS/SCI Required

or large-scale excavations Modeling and simulation experience Working knowledge of mechanical, electrical and life-safety...The Mission Solutions Business Area at Leidos has an opening for a Structural Engineer in Reston, Virginia. The primary...

Company: Leidos
Location: Reston, VA
Posted Date: 04 Oct 2025
Salary: $104650 - 189175 per year

Electrical Engineer - Multiple Positions - TS/SCI Clearance

technology, and energy management systems Experience with substation protective systems design Experience in modeling... and simulation of electrical distribution systems and SCADA control systems Experience with Autodesk Revit, Autodesk AutoCAD...

Company: Leidos
Location: Reston, VA
Posted Date: 03 Oct 2025
Salary: $104650 - 189175 per year

Sr. Solution Architect

Intelligence, Data Analytics, Modeling & Simulation, and other emerging technical arenas. As a senior technical leader, you bring...Description Leidos has an immediate opening for a Senior Solution Architect to join our Mission Solutions team...

Company: Leidos
Location: Reston, VA
Posted Date: 14 Dec 2025

Sr. Solution Architect

Intelligence, Data Analytics, Modeling & Simulation, and other emerging technical arenas. As a senior technical leader, you bring...Description Leidos has an immediate opening for a Senior Solution Architect to join our Mission Solutions team...

Company: Leidos
Location: Herndon, VA
Posted Date: 14 Dec 2025