Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Security Subject Matter Expert

Full-time

OMNI Consulting Solutions

Position Title: Security Subject Matter Expert (SME)
Location: Chantilly, VA
Clearance: Active TS/SCI Required (Polygraph Preferred)
U.S. Citizenship: Required

Position Overview

OMNI is seeking a Security Subject Matter Expert (SME) to provide strategic security support for classified programs, facilities, and mission operations supporting national security space programs. The selected candidate will advise Government leadership on personnel, physical, information, and program security matters while ensuring compliance with applicable security policies and directives.

Core Duties and Responsibilities

  • Provide expert guidance on security requirements for classified programs, facilities, and mission activities.

  • Support personnel security functions, including clearance verification, access authorization, and visitor management.

  • Partner with Government security offices, mission stakeholders, and contractor personnel to ensure effective security operations.

  • Assist in developing, implementing, and maintaining security procedures, policies, and compliance programs.

  • Conduct security assessments, inspections, and reviews to identify vulnerabilities and track corrective actions.

  • Support facility accreditation efforts, classified material control, and secure storage requirements.

  • Prepare security briefings, status reports, risk assessments, and recommendations for senior leadership.

  • Assist with facility activation, relocation, expansion, and operational readiness activities.

  • Coordinate security requirements associated with new facility stand-up efforts, including access control, accreditation, classified holdings, and physical security measures.

  • Ensure compliance with applicable Government regulations, directives, and security standards.

  • Bachelor's degree in Security Management, Criminal Justice, Business Administration, Homeland Security, or a related discipline.

  • Minimum of 5 years of experience supporting security programs within the Department of Defense, Intelligence Community, or other classified Government environments.

  • Demonstrated experience administering personnel, physical, information, industrial, or program security functions.

  • Working knowledge of Intelligence Community Directives (ICDs), NISPOM requirements, and Government security policies governing classified information.

  • Experience supporting sensitive or compartmented programs, including SCI, SAP, or other special access environments.

  • Familiarity with secure facility operations, accreditation processes, and transition planning activities.

  • Strong interpersonal, organizational, and communication skills with the ability to interact effectively across multiple stakeholder groups.

  • Active TS/SCI clearance required; Polygraph preferred.

Preferred Qualifications

  • Experience supporting national security space, Intelligence Community, or acquisition organizations.

  • Knowledge of SCIF accreditation, facility security planning, and classified construction requirements.

  • Experience supporting large-scale facility stand-up, relocation, or expansion projects.

Why Join OMNI?
OMNI Consulting Solutions is a boutique consulting firm specializing in creating game-changing value and simple solutions for complex demands. OMNI is built on the idea that change moves the world forward, and through creative and entrepreneurial leadership OMNI maintains a bold reputation within the DoD/Aerospace community and across the various other industries we support.

As an OMNI employee, you can be assured of extensive growth opportunities, inordinately competitive salary compensation packages, and the unparalleled support of the OMNI family. We are an equal-opportunity employer, and our benefits packages are designed to meet the needs of all our employees and dependents:

  • Medical Coverage

  • Dental Benefits

  • Vision Benefits

  • Life Insurance

  • 401(k) Retirement Plan with Employer Matching

  • Fully Vested on Day 1 of Employment

  • Paid Time Off & Sick Leave

  • Company Sponsored Social Events

Is It a Match?

If you are interested in this position or other opportunities at OMNI, please let us know! We only need your resume and some basic details to get things started.

Even if you aren't a match, we may still be interested! We will keep your resume on-file and will let you know if something matching your skills comes along.

Job Code (6.26.13)

Vacancy posted more than 2 months ago
Similar jobs that could be interesting for youBased on the Security Subject Matter Expert in Chantilly, Loudoun County, VA vacancy
  • $134.1k - $241.4k

     ...Description:Parsons is looking for an exceptional Senior Radar Subject Matter Expert (SME) to join the growing Spectrum Dominance (SD) Team in...  ...-edge capabilities critical to the future of national security. At Parsons, we have developed a culture of going above and... 
    Suggested
    Full time
    For contractors

    Parsons

    Herndon, VA
    3 days ago
  • $190k - $250k

    Modern Technology Solutions Incorporated (MTSI) is seeking an Air Warfare Systems Subject Matter Expert specializing in air warfare. You will be critical in advancing U.S. national security by ensuring cutting-edge air domain capabilities are integrated into multi-domain... 
    Suggested
    Contract work

    Modern Technology Solutions

    McLean, VA
    4 days ago
  •  ...Description: Cybersecurity Assessment & Authorization – Subject Matter Expert (SME) At B&A, we foster and embrace a distinct set of values...  ...authorization process. · Possess an understanding of how security controls identified in the NIST 800-53 apply to the process... 
    Suggested
    Full time
    Work at office
    Local area
    Remote work

    Bart & Associates

    McLean, VA
    17 days ago
  •  ...Description of Task to be Performed: The Criminal Investigations Subject Matter Expert will serve as a senior member of a multidisciplinary...  ...federal, state, or local law enforcement or homeland security missions. Familiarity with digital-forensic concepts, blockchain... 
    Suggested
    Temporary work
    Local area
    Immediate start

    AnaVation

    Chantilly, Loudoun County, VA
    3 days ago
  • $170k - $185k

     ...Title: JADC2 Operations Subject Matter Expert Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this... 
    Suggested
    Full time
    Temporary work
    Local area
    Relocation package
    Flexible hours

    KBR

    Reston, VA
    7 days ago
  • $160k - $240k

     ...energetic, highly motivated, detail-oriented, self-starter to join our team as a Senior Roadway Engineer or Roadway Engineering Subject Matter Expert. This is a hybrid role with three days per week required onsite in our Herndon ATCS office. This is an exciting opportunity... 
    Full time
    Contract work
    For contractors
    Work at office
    Local area
    Immediate start
    Flexible hours
    3 days per week

    ATCS

    Herndon, VA
    2 days ago
  • Active TS/SCI with Polygraph (required)Red Arch Solutions is seeking an OSINT Subject Matter Expert to develop and implement strategies to acquire and promote the utilization of OSINT data for a customer. The OSINT Subject Matter Expert will work closely with a small contractor... 
    For contractors

    Red Arch Solutions

    Reston, VA
    2 days ago
  • $85k - $141k

     ...to Obtain Public TrustWhat You Will Do:As an Accessibility Subject Matter Expert, you will collaborate directly with product, design, and software...  ...but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other... 
    Full time
    Remote work
    Flexible hours

    Guidehouse

    McLean, VA
    6 days ago
  • Subject Matter Expert - Whole Building Airtightness Pressure Testing - Fairfax, VAIntertek, a leading provider of quality and safety solutions to many of the world’s top-recognized brands and companies, is actively seeking a Subject Matter Expert (SME) for Whole Building... 
    Full time
    Work at office
    Local area
    Worldwide
    Shift work

    Intertek

    Fairfax, VA
    4 days ago
  • $130k - $150k

     ...Summary Prometheus Federal Services (PFS) is a trusted partner of federal health agencies. We are seeking a Research Protocol Subject Matter Expert to support Department of Veterans Affairs (VA) programs by providing domain expertise analytics and reporting, technology... 
    Full time
    Contract work
    Flexible hours

    Prometheus Federal Services

    Fairfax, VA
    2 days ago
  •  ...supported multiple impactful and exciting government programs. Job Description TechSur is seeking a Senior EPDS Subject Matter Expert (SME) with demonstrated experience supporting the USDA Enterprise Project Data System (EPDS) . The ideal candidate will... 
    Full time

    TechSur Solutions

    Reston, VA
    11 days ago
  • $50 - $95 per hour

     ...Commercial clients within the continental USA. TestPros is dedicated to making lives better, safer and more secure. We are seeking a skilled FedRAMP Subject Matter Experts to support our commercial clients in preparing for Third-Party Assessment Organization (3PAO) audits.... 
    Contract work
    Part time
    For contractors
    Work experience placement
    Immediate start
    Remote work

    TestPros

    Sterling, VA
    more than 2 months ago
  •  ...Description Job Description Description: Senior SailPoint Subject Matter Expert Washington, DC Full-time, Exempt Secret Clearance...  ...SailPoint platform to ensure robust identity governance, secure authentication, and compliance with federal cybersecurity... 
    Full time

    BruckEdwards Inc

    Reston, VA
    17 days ago
  • $127.5k - $276.2k

    Cybersecurity Subject Matter Expert (SME) - U.S. Citizenship Required Position Description CGI Federal is seeking a Cybersecurity SME...  ..., configuration management, EDR, network protection, cloud security, and data protection. • Develop and maintain a Lifecycle... 
    Contract work
    Work at office
    Local area
    2 days per week
    Fairfax, VA
    18 days ago
  • $89.6k - $194k

    Sr. Asset Accounting Subject Matter Expert (SME) - U.S. Citizenship Required Position Description CGI is seeking a high‑potential Senior...  ...upon specific assignment and/or level of US government security clearance held. Dependent upon role and/or federal government... 
    Contract work
    Work at office
    Local area
    2 days per week
    Fairfax, VA
    more than 2 months ago
  •  ...Description MEC is seeking a senior Artificial Intelligence (AI) Subject Matter Expert to lead and support enterprise AI strategy, governance, risk...  ...who can translate emerging AI capabilities into practical, secure, compliant, and measurable business outcomes. This role... 
    Full time
    Temporary work

    Millennium Enterprise Corporation

    Fairfax, VA
    7 days ago
  • $170.14k - $201.25k

     ...Party (TTP). MEANINGFUL WORK AND PERSONAL IMPACT As a Legal Subject Matter Expert, the work you'll do at GDIT will be impactful to the...  ...and use of your biometric data for identity verification and security purposes. About Our Work: We are GDIT. A global technology... 
    Contract work
    Temporary work
    Immediate start
    Work from home
    Worldwide
    Flexible hours

    General Dynamics Information Technology

    Fairfax, VA
    2 days ago
  •  ...future for NTT DATA Services and for the people who work here.NTT DATA Services currently seeks a Information Security Architect/Splunk Subject Matter Expert to join our team in Sterling, Virginia (US-VA), United States (US).In this position the ideal candidate will be... 
    For contractors

    NTT DATA

    Sterling, VA
    5 days ago
  •  ...Job Description Job Description Description: Course Instructors serve as Subject Matter Experts (SMEs) responsible for designing, updating, and delivering high-quality professional education to U.S. and interagency foreign affairs professionals. Instructors deliver... 
    For contractors
    Overseas

    Makwa Global LLC

    McLean, VA
    17 days ago
  •  ...trusted partner to federal health agencies. We are seeking a VA Subject Matter Expert (SME) who will serve as a Team Lead supporting the Veterans...  ...applicable federal requirements, VA policies, procedures, security requirements, and established project methodologies.... 
    Contract work
    Part time
    Work at office
    Local area
    Flexible hours

    Prometheus Federal Services

    Fairfax, VA
    2 days ago
  •  ...advancement Training & development Network Engineer - Subject Matter Expert  POS-118 Location: On-Site | Herndon, VA Company:...  ...infrastructure design Demonstrated experience delivering secure, scalable, and high-performance network solutions in mission... 

    Emergent Technologies Inc

    Herndon, VA
    17 days ago
  • $130k - $140k

     ...thousands of hours, safeguard national security, and strengthen health and humanitarian...  ...1,700+ team members, 1,500+ AI & data experts, and 100+ prime contracts, we deliver at...  ...upcoming need for a Ab Initio Architect and Subject Matter Expert (SME) to join our team... 
    Temporary work
    Worldwide

    Credence

    McLean, VA
    a month ago
  •  ...the courses of action necessary to obtain desired results, ensuring our infrastructure and release processes are the most efficient, secure, and resilient in the industry. Your work will directly enable the continuous delivery of high-impact software to our government... 
    Contract work

    Redhorse Corporation

    Chantilly, Loudoun County, VA
    15 days ago
  • Job Description Job Description CBRN SME Location: Herndon, VA Required: US Citizenship Requirements Strong problem solving and decision-making skills with the ability to implement an effective action plan. Demonstrate experience in the coordination ...

    Node.Digital

    Herndon, VA
    8 days ago
  •  ...lifecycle, ensuring seamless integration and deployment processes. Job Responsibilities: Design, deploy, and maintain scalable and secure applications using Kubernetes (AKS) within Azure. Implement and manage load balancing algorithms to ensure optimal performance... 
    Full time
    Remote work

    ASCENDING

    Fairfax, VA
    a month ago
  • $150k - $180k

     ...thousands of hours, safeguard national security, and strengthen health and humanitarian...  ...1,700+ team members, 1,500+ AI & data experts, and 100+ prime contracts, we deliver at...  ...Oracle Integrated Cloud (OIC) Architect and Subject Matter Expert (SME) to join our team... 
    Temporary work
    Worldwide

    Credence

    McLean, VA
    a month ago
  •  ...Troubleshooting complex software application and network component issues Preferred Education, Experience & Skills Experience with Security Development Operations (SecDevOps) practices Proficiency in programming or scripting languages such as Perl and Python... 

    Emergent Technologies Inc

    Herndon, VA
    17 days ago
  • $62k - $141k

     ...proficiency to weaken these developing threats and contribute to the security of our country’s dynamic military resources? With all the...  ...defense intel enterprise Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Reston, VA
    2 days ago
  • $146k - $234k

    ResponsibilitiesAre you passionate about building advanced geospatial intelligence capabilities that directly support national security missions? We are seeking an Expert Integration Engineer with deep expertise in spectral exploitation environments, systems integration, and... 
    Contract work
    Work at office
    Remote work
    Shift work

    Peraton Corporation

    Chantilly, Loudoun County, VA
    3 days ago
  • $146k - $234k

    ResponsibilitiesWe are seeking an Expert Systems Engineer to provide senior-level technical leadership in support of complex national security and geospatial intelligence programs. In this role, you will help guide multidisciplinary engineering teams through the full systems... 
    Contract work
    Shift work

    Peraton Corporation

    Chantilly, Loudoun County, VA
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Security Subject Matter Expert. Be the first to apply!