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

Functional Expert

TSTC

Job Description

Job Description

Who Are We?

TSTC is an award-winning, Woman Owned, HUBZone certified Small Business providing services to federal intelligence, law enforcement, civilian and defense agencies. Built upon our Total Service - Total Commitment® cornerstone, TSTC takes pride in our commitment to delivering excellence. Total Service - Total Commitment® is our commitment to our employees, to our teams, and to our clients. What We're Looking For:

We are seeking a highly skilled and mission‑driven specialist to support the Department of War’s Foreign Clearance Program (FCP), including operational policy development, global access analysis, APACS system support, cybersecurity oversight, and international engagement. This role is critical to ensuring safe, compliant, and efficient movement of aircraft and personnel across international borders.

The ideal candidate combines strong analytical skills, technical proficiency, and the ability to apply policy within complex international environments.

This position is contingent upon award. 

Key Responsibilities

Operational Policy & Global Access
• Develop and refine operational concepts for aircraft and personnel clearances, including passport policy.
• Draft and recommend updates to overseas travel regulations based on emerging guidance.
• Analyze global access and overflight challenges; deliver recommendations to maximize airspace access.
• Research and assess international sovereignty policies and technical structures such as Flight Information Regions.

Foreign Clearance Guide (FCG) Management
• Maintain and update both classified and unclassified FCG websites.
• Preserve an electronic archive of historical FCG versions.
• Review, edit, and validate high‑volume annual content changes for compliance with U.S. and international law.

APACS Support & System Administration
• Provide on‑site subject‑matter expertise, policy guidance, and user support for APACS on NIPRNET and SIPRNET.
• Resolve user inquiries, manage trouble tickets, and support APACS’s 1.1M+ user base.
• Support application updates, upgrades, bug fixes, API integration, and server patch coordination with DISA.
• Track and consolidate system enhancement requests for the Configuration Control Board (CCB).
• Implement CCB‑approved changes and develop new software capabilities to meet emerging program needs.

Development, Testing & Cybersecurity
• Maintain a secure development, build, and testing environment for APACS and FCG systems.
• Conduct code security scanning and corrective actions prior to deployment.
• Perform comprehensive system testing, validation, and evaluation of findings.
• Serve as or coordinate with the Information System Security Manager (ISSM) to manage RMF/eMASS activities and maintain the system Authority to Operate (ATO).
• Sustain configuration management processes including version control, change documentation, and release tracking.

Training & Outreach
• Develop and deliver Foreign Clearance Program training to U.S. Embassy Attachés, passport agents, and other stakeholders.
• Lead outreach initiatives to strengthen awareness and understanding of FCP policies across the workforce.

Prime Nuclear Airlift Force (PNAF) Support
• Provide technical analysis and support diplomatic clearance requirements for PNAF aircraft contained in the FCG and Special Weapons Overflight Guide (SWOG).

Qualifications

Required:

  • Candidate must have a least a Bachelors Degree from an accredited program
  • At least 5 years of relevant experience. 
  • Experience in policy development, international operations, aviation operations, or related fields.
  • Strong analytical and research skills, with the ability to interpret complex international regulations.
  • Technical proficiency in system administration, software support, or application lifecycle processes.
  • Familiarity with cybersecurity frameworks such as RMF and eMASS.
  • Ability to manage sensitive information and maintain high attention to detail.
  • Excellent written and verbal communication skills.
  • Skilled in MS office suite
  • Works independently, proactively identifies, and completes task.
  • Ability to work in a fast-paced environment with multiple teams, stakeholders, and SMEs

Preferred:

  • Experience with APACS, FCG, or DoD travel systems.
  • Prior work involving international sovereignty policies, Freedom of Navigation, or global airspace access.
  • Experience supporting high‑visibility or mission‑critical DoD programs.
Security Clearance and Where You'll Work

  • Applicants selected must be a U.S. Citizen and currently hold a Secret security clearance.
  • This position is onsite in Washington, DC

The posted range is likely, however, is not a guarantee of compensation or salary. 

Salary will be based on experience, geographic location, and contractual requirements and may fall outside of the posted range. 

Benefits at TSTC

Competitive Salary & Bonuses – Includes personal and team merit bonuses, with salary matching for 401(k) up to 3%.

Comprehensive Health Coverage – Multiple medical, dental, and vision plans, plus HSA and FSA options. 100% TSTC-paid life and disability insurance, including short- and long-term plans.

Flexible Work Options – Remote work allowed, flexible schedules, and telework opportunities. (varies per position)

Paid Time Off & Holidays – Generous PTO and paid holidays.

Professional Development –  Continuous performance evaluation process… Dedicated annual budget for educational opportunities.

Comprehensive Wellness Programs - confidential employee assistance program (EAP). Wellness Resource Group and wellness programs throughout the year.

All TSTC employees operate according to the terms of the specific contract under which they work. They are responsible for fulfilling the duties of the specific job and are accountable for complying with the terms and conditions of their employment, the TSTC Code of Conduct, and with applicable federal, state and local laws.

As TSTC is an Equal Opportunity Employer, we follow current Federal Discrimination Laws and we do not discriminate against any employee or applicant for employment. TSTC does not discriminate against any employee or applicant for employment due to race, color, national origin, citizenship, religion, creed, age, sex, disability, veteran status and liability for service in the U.S. Armed Forces or any other characteristic protected by applicable law.

If you need assistance or an accommodation due to a disability, please email us at View email address on us.fitly.work or call us at View phone number on us.fitly.work.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Vacancy posted a month ago
Similar jobs that could be interesting for youBased on the Functional Expert in Washington DC vacancy
  • $120k - $150k

    Job DescriptionEverforth ECS is seeking a Functional Expert I to work in our Arlington, Virginiaoffice. Salary Range: $120,000 - $150,000Position OverviewEverforth ECS is seeking a Functional Expert I to help a DARPA program manager turn ambitious radio-frequency and engineering... 
    Suggested
    Work at office

    ECS Federal

    Arlington, VA
    4 days ago
  •  ...Transportation, Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Functional/Subject Matter Expert - Functional/Subject Matter Expert - Federal Judicial Criminal Justice (Key Personnel | Exempt - Contract Contingent)... 
    Suggested
    Contract work
    Work at office
    Trial period

    Prosidian Consultng

    Washington DC
    4 days ago
  • $220k - $270k

     ...Office of the Secretary of Defense, Interagency Division provides expert support services to a range of customers spanning across the...  ...in the future.We have a near-term need for a Hardware Systems Functional Expert to provide onsite support out of Arlington, VA. Responsibilities... 
    Suggested
    Work at office
    Flexible hours

    MCR

    Arlington, VA
    1 day ago
  •  ...that effort. To learn more about our exciting organization, please visit us at We are seeking a Senior Manpower/Functional Subject Matter Expert (with Military Manpower experience) to join our team and support our client in Alexandria, VA. Essential Duties and... 
    Suggested
    Work experience placement
    Work at office
    Flexible hours

    Unissant

    Arlington, VA
    25 days ago
  •  ...Job Description Job Description Title: Cybersecurity ~ Subject Matter Functional Expert IV Location: Alexandria, VA Clearance: TS/SCI with the ability to obtain and maintain a CI polygraph   Description: Invictus, a Red River company, delivers technology... 
    Suggested
    Contract work

    Invictus International Consulting, LLC

    Alexandria, VA
    6 days ago
  • Syms Strategic Group, LLC seeks a Senior Functional Analyst to lead requirements capture for software teams, collaborating with business users, IT, and leadership to elaborate and document requirements in an ALM tool.The role requires strong Agile/SAFe experience, excellent... 
    Remote job

    Syms Strategic Group, LLC

    Arlington, VA
    2 days ago
  •  ...Job Description Job Description Description Functional Expert/Systems Expert WHO WE ARE: STAHL Companies provides the Program Management for its Channel of Commercial Technology companies in Government that consist of Small Businesses and New Technology... 

    Stahl Companies

    Bethesda, MD
    24 days ago
  • $89.6k - $204k

    Subject Matter/Functional Expert (Senior and SME Level) TS/SCI with Poly REQUIRED Position Description CGI Federal has an exciting opportunity for Subject Matter/Functional Experts within our Intel sector advancing the national security mission through cutting edge... 
    Contract work
    Work at office
    Local area
    Arlington, VA
    more than 2 months ago
  •  ...Consulting at DescriptionProSidian Seeks a Job Training and Education Expert (AER7) [Key Personnel | Program Manager - Exempt 874-1...  ...with with relevant Education, And Academia Sector Experience (functional and technical area expertise also ideal) to support an engagement... 
    Hourly pay
    Full time
    Temporary work
    For contractors
    H1b
    Work at office
    Remote work
    Flexible hours
    Night shift

    Prosidian Consultng

    Washington DC
    3 days ago
  •  ...ProSidian Consulting at DescriptionProSidian Seeks a Subject Matter Expert | Nuclear Energy Subject Matter Expert (SME) [DNE007]...  ...relevant Nuclear and Environmental Management Sector Experience (functional and technical area expertise also ideal) to support professional... 
    Full time
    Contract work
    For contractors
    H1b
    Work at office
    Remote work
    Flexible hours

    Prosidian Consultng

    Washington DC
    3 days ago
  •  ...Consulting at DescriptionProSidian Seeks a Formative Evaluation Expert | Evaluation Support [DOEOP050055] - DPLH Est.: 480 Hrs. ST | 0...  ...Energy, Science, and Technology Research Sector Experience (functional and technical area expertise also ideal) to support professional... 
    Full time
    Contract work
    Temporary work
    For contractors
    H1b
    Work at office
    Flexible hours

    Prosidian Consultng

    Washington DC
    3 days ago
  •  ...experience of a Level 3. To accomplish this support a recognized expert(s) in a specified field or area may be required. SMEs exhibit...  ...Specialized expertise may include, but is not limited to, the following functional and or cross-functional areas: financial, engineering,... 
    Full time
    Temporary work
    For contractors
    Flexible hours

    Prosidian Consultng

    Washington DC
    3 days ago
  • $180k - $210k

    MTSI is seeking a Human Resources Subject Matter Expert (HR SME) that will provide expert-level support for the full range of workforce...  ...the establishment of new organizations, offices, divisions, or functional capabilitiesDevelop workforce and staffing plans aligned with... 
    Contract work
    For contractors

    Modern Technology Solutions

    Washington DC
    4 days ago
  • $114.07k - $192.8k

     ...Responsibilities The Process Excellence Subject Matter Expert provides senior leadership for enterprise project and systems transformation...  ...of enterprise platforms and processes. The role leads cross-functional workstreams across business requirements, process redesign,... 
    Full time
    Flexible hours

    EagleBank

    Silver Spring, MD
    4 days ago
  •  ...DC, USAPosted: 2026-10-02Job Family: Information TechnologyJob Function: Solutions ArchitecturePay Type: SalaryHiring Rate: 200000 ASRC...  ...Place to Work™ ASRC NetCentric is seeking a DrupalSubject Matter Expert, Senior, to support a DHS program. Work location:... 
    For contractors
    Work at office

    ASRC Federal Holding Company

    Washington DC
    2 days ago
  • $73.45k - $132.78k

     ...systems.What You’ll Work OnServe as the primary subject matter expert (SME) for Integrated Undersea Surveillance System and secondary...  ...systems such as STK and STK-N.Participate in development planning, functional system testing, and program verification tests (PVTs) at... 
    Full time

    Leidos

    Bethesda, MD
    1 day ago
  •  ...opportunity for a [HRSME2-0054 : Human Resources Subject Matter Expert] located in Washington, DC | POSTING TYPE: THIS IS A CONTRACT...  ...organizational assessments and review of enterprise-wide Human Capital functions and programs. As an experienced Human Resources professional... 
    Contract work

    Prosidian Consultng

    Washington DC
    3 days ago
  •  ...Federal customers. We are hiring a Senior ATO/A&A Subject Matter Expert to support an enterprise-level program within a federal...  ...years of experience supporting cybersecurity compliance, ISSO functions, information assurance, governance/risk/compliance (GRC), or related... 
    For contractors
    Work at office
    Local area
    Immediate start
    Remote work

    ESM

    Washington DC
    4 days ago
  •  ...freshly made bed. Instead, we want to build an experience that is memorable and unique. Our Guest Environment Experts are skilled in a wide range of housekeeping functions with responsibility for maintaining the appearance and cleanliness of the whole hotel. They are... 

    Marriott International Inc

    Bethesda, MD
    20 hours ago
  • $18 per hour

     ...freshly made bed. Instead, we want to build an experience that is memorable and unique. Our Guest Environment Experts are skilled in a wide range of housekeeping functions with responsibility for maintaining the appearance and cleanliness of the whole hotel. They are... 
    Hourly pay
    Full time
    Remote work
    Weekend work

    Marriott

    Silver Spring, MD
    3 days ago
  • $23.01 - $25.57 per hour

     ...freshly made bed. Instead, we want to build an experience that is memorable and unique. Our Guest Environment Experts are skilled in a wide range of housekeeping functions with responsibility for maintaining the appearance and cleanliness of the whole hotel. They are... 
    Hourly pay
    Full time
    Remote work

    Marriott

    Arlington, VA
    2 days ago
  •  ...Title: LAN/WAN Engineering Subject Matter Expert IV Location: Washington, DC Clearance: TS/SCI with the ability to obtain...  ...systems to include requirements elicitation, analysis and functional allocation, conducting systems requirements reviews, developing... 
    Contract work

    Invictus International Consulting, LLC

    Alexandria, VA
    4 days ago
  • $120k - $160k

     ...On-Site Microsoft SQL Server Expert We are seeking an On-Site Microsoft SQL Server Expert to provide senior-level, hands-on database...  ...role. Strong oral and written communication skills. Functional Responsibilities: Provides on-site, expert-level administration... 
    Contract work
    Work at office
    Monday to Friday
    Weekend work
    Day shift
    Afternoon shift

    TekSynap

    Suitland, MD
    4 days ago
  •  ...Consulting: Job DescriptionProSidian Seeks a DOE - NNSA Subject Matter Expert - Environmental Management and Sustainability (TEPSIII28)...  ...related to Environmental Management and Sustainability Functional Areas and support Administration Technical, Engineering, and Programmatic... 
    Full time
    Temporary work
    For contractors
    Work at office
    Remote work
    Flexible hours

    Prosidian Consultng

    Washington DC
    3 days ago
  •  ...Consulting: Job DescriptionProSidian Seeks a DOE - NNSA Subject Matter Expert - Research and Development (TEPSIII31) headquartered near CONUS...  ...to client deliverables related to Research and Development Functional Areas and support Administration Technical, Engineering, and... 
    Full time
    Temporary work
    For contractors
    Work at office
    Remote work
    Flexible hours

    Prosidian Consultng

    Washington DC
    3 days ago
  • $98k - $163k

     ...and collaboration skills to work effectively with federal leaders, state child welfare agencies, technology partners, and cross-functional teams.Excellent organizational skills and the ability to manage multiple projects and competing priorities.Proficiency in Microsoft... 
    Full time
    Work at office
    Flexible hours

    Guidehouse

    Washington DC
    1 day ago
  • $98k - $163k

     ...communication and collaboration skills to work effectively with federal leaders, state IV-D agencies, technology partners, and cross-functional teams.Excellent organizational skills and the ability to manage multiple projects and competing priorities.Proficiency in... 
    Full time
    Work at office
    Flexible hours

    Guidehouse

    Washington DC
    20 hours ago
  •  ...Seeks a Senior Air Force Operations & Sustainment Subject Matter Expert (Weapon Systems) | Aerospace & Defense Operation & Support (O&S...  ...with relevant Aerospace And Defense Sector Experience (functional and technical area expertise also ideal) to support professional... 
    Full time
    Contract work
    Temporary work
    For contractors
    Work at office
    Flexible hours

    Prosidian Consultng

    Washington DC
    3 days ago
  • $70.35k - $205.8k

     ...stakeholder value, and set a new performance frontier for themselves and the industry in which they operate. Our deep industry and functional expertise is supported by proprietary assets and solutions that help organizations transform faster and become more resilient.... 
    Work at office
    Local area

    1000 Accenture LLP Company

    Arlington, VA
    20 hours ago
  •  ...User Interface Subject Matter Expert (SME) / UI Team Lead Active Secret clearance required. 100% on-site Nationwide IT Services...  ...and business requirements. The UI SME works closely with cross-functional teams in Agile environments to deliver high-quality... 
    For contractors
    Work at office

    Nationwide IT Services, Inc.

    Arlington, VA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Functional Expert. Be the first to apply!