Systems Engineer Jobs in Herndon, VA

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Expert Systems Engineer - TS/SCI with Polygraph Required

LMI Government Consulting (Logistics Management In

McLean, Virginia, USA

Contract

Overview LMI currently has three opportunities for Expert Systems Engineers to support an Intelligence Community customer in the northern Virginia area. The ideal candidate will serve in a full-time client facing role as an Expert Systems Engineer for an Intelligence Community (IC) client specializing in application development and maintenance with application instances in the cloud environment. The candidates will demonstrate polished skills in programming and execution while managing and conf

O&M Systems Engineer

SAIC

Reston, Virginia, USA

Full-time

Job ID: 2500881 Location: RESTON, VA, US Date Posted: 2025-07-24 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training capabilities and solutions for the

Data Systems Engineer

Leidos

Chantilly, Virginia, USA

Full-time

POSITION TITLE Data Systems Engineer JOB DESCRIPTION The Data Systems Engineer is an integral member of a government/contractor team supporting our customer's operations organization. This role requires an individual with technical experience administering Linux servers within a virtual environment. The role requires implementing security compliance for the systems. The individual's work encompasses interfacing with advanced systems, with data processing capabilities across a multi-network en

Systems Engineer II

Medifast, Inc.

Remote or Baltimore, Maryland, USA

Full-time

About The Opportunity At Medifast, our team members are relentless in our mission of driving Lifelong Transformation, Making a Healthy Lifestyle Second Nature . When you join Medifast, you become part of a dynamic, fast-growing community of highly motivated, like-hearted people who share a passion for promoting health and wellness. Just as OPTAVIA Coaches inspire Clients to reach their personal wellness goals, at Medifast, we inspire each other to bring our best to work each day to further our s

Satellite / 5G cellular / VHF Systems Engineer - Active Top Secret Required

General Dynamics

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Career Development, Communications Equipment, Systems Design Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Systems Engineer- Active Top Secret Required Seize your opportunity to make a personal impact as a Sy

Space Systems Engineer Sr Principal

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2501104 Location: CHANTILLY, VA, US Date Posted: 2025-04-29 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking an experienced engineer with technical and practical understanding of space systems and phenomenology to support advanced technology developmen

Senior Systems Engineer

General Dynamics

Alexandria, Virginia, USA

Full-time

This is an unpaid fellowship through the Department of Defense (DoD) SkillBridge Program. The fellow selected for this role will not receive compensation or benefits from GDIT and will not be an employee, agent or contractor of GDIT but rather will remain an employee of the DoD and will receive compensation and benefits through the DoD. Type of Requisition: Regular Clearance Level Must Currently Posses: Top Secret Clearance Level Must Be Able To Obtain: Top Secret Public Trust/Other Required

Sr Principal Systems Engineer - Exchange Messaging - Active Top Secret Required

General Dynamics

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, Microsoft Windows Server, Systems Engineering, Systems Management, Troubleshooting Certifications: CompTIA - Security+ - CompTIA Experience: 17 + years of related experience ship Required: Yes Job Description: Senior Principal Systems Engineer -

Information Systems Security Engineer-Hybrid

Elite Technical

Reston, Virginia, USA

Full-time

Absolutely no third parties please !! Our client is seeking an Information Systems Security Engineer for a direct hire engagement. Clearance: TS/SCI Eligible / SAP Eligible Education: MA/MS in Cybersecurity, Computer Science or related field (or BS in a related field plus an additional 4 years of related work experience) A minimum of fifteen (15) years of related work experience in information security, and of those years, at least ten (10) years of experience supporting a component of the Depar

Information Systems Security Engineer

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2508038 Location: CHANTILLY, VA, US Date Posted: 2025-07-30 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate will leverage overall system knowl

Cyber Systems Security Engineer Stf

Lockheed Martin Corporation

Herndon, Virginia, USA

Full-time

Job Description By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our em

Information Technology - Engineer, Systems Ld

Lumen Solutions Group Inc.

Reston, Virginia, USA

Contract

About us: Lumen Solutions Group Inc., a dynamic small and minority-owned, Disadvantaged Business Enterprise headquartered in Florida, USA. As a leading consulting services and solutions provider, we focus on IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, Enterprise Transformation for our clients. Our client base includes Fortune 500, Government, non-profit and emerging growth companies. Job Description: PURPOSE: Defines, designs and develops system requi

Linux Systems Engineer

General Dynamics Information Technology

Springfield, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Kubernetes, Linux, Systems Engineering Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Linux Systems Engineer A Linux Systems Engineer is responsible for building and automating

Information Systems Security Engineer II (Onsite)

RTX Corporation

Sterling, Virginia, USA

Full-time

Date Posted: 2025-07-23 Country: United States of America Location: HVA34: Sterling, VA 22640 Davis Dr , Sterling, VA, 20164-7104 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Information Systems Security Engineer II (Onsite) Do you like video games? Have you ever wondered what it would be like to create yo

Sr Principal Systems Engineer - LINUX - Active Top Secret Required

General Dynamics

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, Microsoft Windows Server, Systems Engineering, Systems Management Certifications: CompTIA - Security+ CE - CompTIA Experience: 15 + years of related experience ship Required: Yes Job Description: Senior Principal Systems Engineer - Linux Design,

Sr Principal Systems Engineer - Active Directory Forests - Active Top Secret Required

General Dynamics

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, Microsoft Windows Server, Systems Engineering, Systems Management, Troubleshooting Certifications: CompTIA - Security+ - CompTIA Experience: 17 + years of related experience ship Required: Yes Job Description: Sr Principal Systems Engineer -

Principal Information Systems Security Engineer (ISSE)

Leidos

Bethesda, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for Principal Information Systems Security Engineer (ISSE) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% compa

Principal Information Systems Security Engineer (ISSE)

Leidos

Bethesda, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for Principal Information Systems Security Engineer (ISSE) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K wit

Systems Integration Test Engineer

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2506986 Location: CHANTILLY, VA, US Date Posted: 2025-06-25 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a Systems Integration Test Engineer to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program, supporting the NRO's Gro

Lead Systems and Tools Engineer

BOEING

Arlington, Virginia, USA

Full-time

Job Description At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The Engineering Test & Technology (ET&T) organization is seeking a Lead Systems and Tools Engineer to join our Supply Chain System & Tools team in Berkeley, MO; Arlington, VA; Huntington Beach, CA; Mesa, AZ; or North Charleston,