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12 security specialist jobs found

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Security Clearance security specialist Virginia
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LMI
Jun 22, 2026
Security Specialist (A&S Security) - TS/SCI required
LMI Arlington, VA
Overview LMI is seeking a Security Specialist who will provide security administrative expertise for our government customer in specialties such as Physical, Information, and Industrial Security. The position will be primarily located at the Pentagon. This position requires an Active TS/SCI clearance.     LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons,...
General Dynamics Mission Systems, Inc
May 28, 2026
Security Specialist
General Dynamics Mission Systems, Inc Marion, VA
Basic Qualifications Bachelor's degree in a related field or the equivalent combination of education and relevant work experience is required plus a minimum of 2 years of relevant experience; or Master's degree.   CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Developing mission-critical systems that help keep people safe is what we do. At General Dynamics Mission Systems, you’ll be part of the team that helps heroes make a true impact. The work we do is important. The challenges we face are career-defining. The opportunity we can offer is one-of-a-kind. We apply advanced technologies such as...
LMI
Jun 22, 2026
Contracts and Acquisition Specialist - Clearance Required
LMI Fort Gregg-Adams, VA
Overview LMI seeks a Contract and Acquisition Specialist who will work on-site 5 days a week at the client organization located at Fort Lee, V irginia. The Contracts and Acquisition Specialist will provide subject matter expertise in the federal acquisition process and Federal Acquisition Regulations (FAR), acquisition and contract planning and preparation, procurement strategies, contract management, and acquisition/contract documentation support and tracking, software procurement and Licensing Management. Further responsibilities include responding to internal taskers as needed, attending meetings to represent the Program Management Office as the point of contact, and responding to client requests regarding Contracting and Acquisition Information. LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade...
LMI
Jun 22, 2026
Senior Research Specialist (DBO HR) - clearance required
LMI Arlington, VA
Overview LMI is seeking a Senior Research Specialist to support our team within the Office of the Under Secretary of Defense, Acquisition and Sustainment (OUSD(A&S)).  This role supports the A&S human resources staff in the Directorate for Business Operations by advising senior level authorities with military staffing, performance appraisals, awards, and professional development to comply with regulatory mandates. Communication with the organization’s senior-level staff and collaboration with a broad range of personnel is also required. The position will be located at the Pentagon. This position requires an Active Secret clearance.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology...
General Dynamics Mission Systems, Inc
Jun 17, 2026
Contracts Specialist
General Dynamics Mission Systems, Inc Marion, VA
Basic Qualifications Bachelor's degree or equivalent combination of education and relevant experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience.   CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense SECRET security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Overview: A Contracts Specialist is responsible for supporting the management of the company's contractual agreements with customers, in the drafting, negotiation, and execution of contracts, as well as ensuring compliance with contract terms and conditions. The Contracts Specialist also maintains...
General Dynamics Mission Systems, Inc
Jun 17, 2026
Senior Principal Contracts Specialist
General Dynamics Mission Systems, Inc Marion, VA
Basic Qualifications Bachelor's degree or equivalent combination of education and relevant experience is required plus a minimum of 10 years of relevant experience; or Master's degree plus a minimum of 8 years of relevant experience.   CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense SECRET security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Overview: A Contracts Specialist is responsible for supporting the management of the company's contractual agreements with customers, in the drafting, negotiation, and execution of contracts, as well as ensuring compliance with contract terms and conditions. The Contracts Specialist also...
Odyssey Systems Consulting Group
Jun 09, 2026
Full time
SWAC Executive Management Support Specialist
Odyssey Systems Consulting Group Reston, VA
Position Summary Odyssey Systems has an exciting opportunity as a SWAC Executive Manager Support Specialist ,providing Advisory and Assistance Services supporting the US Space Force and its mission to Protect and Defend National Security Interests in Space as a member of the Space Warfighting Analysis Center (SWAC) team. The qualified candidate will provide on-site Executive Management support to senior executives of multiple SWAC Offices within the SWAC Reston Front Office.  As a SWAC Executive Manager Support Specialist , the candidate will provide on-site support to SWAC leadership and staff.  The candidate will receive direction from SWAC leadership, provide support services to the Deputy Director, and serve as a strategic advisor to optimize day-to-day operation of the SWAC. This is a full-time position in Reston, VA. Responsibilities Duties include, but are not limited to:   Help manage the Reston SWAC leadership...
Lockheed Martin
May 23, 2026
Fire Control System/Aegis Weapon System (AWS) Technical Trainer Sr.
Lockheed Martin Dahlgren, VA
Description: WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. THE WORK - We are seeking a talented and experienced Aegis Weapon System (AWS) Instructor with an FCS MK99 background to support the Aegis International Programs team and conduct schoolhouse and waterfront training. - This individual will support a multi-instructor and developer workforce providing instruction and curricula updates for our International Program customers and in support of schoolhouse and shipboard training. - Assist in the development of new training materials, revise existing curricula, and support simulation virtual courseware updates and deployment. - Deliver formal training for...
Lockheed Martin
May 23, 2026
Aegis Weapon System (AWS) Ballistic Missile Defense Technical Trainer
Lockheed Martin King George, VA
Description: What We’re Doing At Lockheed Martin Rotary and Mission Systems, we're on a mission to drive innovation and uphold the highest standards of business ethics. We believe that by pushing the boundaries of visionary thinking, we can achieve exceptional results. As a Lockheed Martin employee, you'll have the opportunity to make a meaningful impact while working in an environment that values integrity and excellence. The Work This candidate will be part of a multi-instructor workforce for Aegis Foreign Military Sales (FMS) training serving our international customers. The candidate will be part of a shipboard and schoolhouse training cadre as an Aegis Weapon System (AWS) Ballistic Missile Defense (BMD) technician and operator Subject Matter Expert (SME). In addition to providing training, the candidate will be responsible for: - Assist in the development of new training materials, revise existing curricula, and support simulation virtual courseware updates and...
Lockheed Martin
May 06, 2026
SPY-1D(V) Radar Technical Trainer Senior
Lockheed Martin Dahlgren, VA
Description: WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreaking technology, advanced manufacturing processes, and a world-class team of professionals. Our mission-driven approach and unwavering dedication to excellence ensure that we continue to deliver superior products and solutions to our customers around the world. THE WORK We are seeking a talented and experienced AN/SPY-1D(V) Radar Technician and Instructor to support the Aegis International Programs team and conduct schoolhouse and waterfront training. - This individual will support a...
LMI
Feb 11, 2026
Records Scanning Specialist - Active TS/SCI with Polygraph Required
LMI McLean, VA
Overview LMI is currently seeking a Records Scanning Specialist with a TS/SCI and polygraph clearance and experience supporting Intelligence Community customers.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and civilian sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value. Responsibilities...
LMI
May 24, 2026
Senior Planning, Programming & Budgeting Analyst - Clearance Required
LMI Arlington, VA
Overview LMI is seeking a PPBE Consultant at Headquarters, Department of the Army, at the Pentagon. The PPBE Analyst will support Planning, Programming, Budgeting, and Execution (PPBE) activities and be part of a team that includes Sr. Data Analysts and Resource Management/PPBE specialists. The candidate will analyze data from various databases and collaborative programs used within the G-8: cPROBE, and APMS. The candidate must be able to work autonomously, set high standards for personal performance, have strong organizational skills, be detail oriented, able to work with minimal guidance, and able to translate the data/information to recommendations at the strategic-level that may reach a 3-star/4-star GO/SES level. The position requires a DoD Secret clearance.   This position will be onsite at the Pentagon 5 days a week.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing...
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