NewSecurity Specialist U.S. Department of StateSecurity SpecialistAlexandria, VA$143,913–$187,093Full timeYou will serve as a Assistant Contracting Officer's Representativeandproviding real-time visibility into the quality, efficiency and timeliness of state-of-the-art mission-critical initiatives designed to protect information, personnel, property and operations from hostile intelligence and criminal activity. Open and Close Dates: Jul 06, 2026 - Jul 20, 2026 Marketing Statement: Summary: This position is located in the Bureau of Diplomatic Security, Countermeasures Directorate, Office of Security Technology (ST), Facilities Security Engineering Division ( DS/ST/FSE) .
NewTechnical Security Specialist U.S. Department of StateTechnical Security SpecialistMclean, VA$143,913–$187,093Full timeIn this position you will serve as a Technical Security Specialist for the Next Generation Unmanned Systems (NEXUS) and Counter-Unmanned System (C-UAS) Programs , managing operations and ensuring compliance with Federal Aviation Administration (FAA), International Civil Aviation Organization (ICAO) and host-nation laws. Open and Close Dates: Jun 29, 2026 - Jul 14, 2026 Marketing Statement: Summary: This position is located in the Bureau of Diplomatic Security, Countermeasures Directorate, Office of Security Technology, Security Systems Integration Division (DS/ST/SSI).
NewAviation Security Specialist (Cyber and Counter-UAS) Air Line Pilots AssociationAviation Security Specialist (Cyber and Counter-UAS)Tysons (McLean), VARemote$97,948–$139,923 / yearEmployees do not have to pay premiums if they enroll in the Aetna High Deductible Health Plan or the Kaiser HMO Plan; days paid vacation and holidays per year plus 2 volunteer days per year; Generous sick and bereavement leave; Competitive parental leave; Company-paid coverage for long term disability, life insurance, and accidental death & dismemberment; Flexible Spending and Health Savings accounts; Retiree health plan and a retiree health account (retiree HRA). The Air Line Pilots Association, International (ALPA) , the largest airline pilot union in the world and the largest non-governmental aviation safety organization in the world (representing over 80,000 pilots at 42 U.S. and Canadian airlines) seeks an experienced Security Specialist for our Tysons (McLean), Virginia office.
Sr. Cloud Security Specialist (AWS) System OneSr. Cloud Security Specialist (AWS)Washington, DCStrong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.
Senior Specialist, Information Security Systems Engineering L3Harris TechnologiesSenior Specialist, Information Security Systems EngineeringChantilly, VA$106,500–$196,500 / yearAssist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls.
Management & Program Analyst (Security Training) U.S. Department of StateManagement & Program Analyst (Security Training)Mclean, VA$143,913–$187,093Full timeServes as security specialist evaluating and administering the security training program responsible for all guard force training for the Worldwide Protection Services task orders and regular Personal Services Agreement (PSA) local guard forces, worldwide. . Open and Close Dates: Jun 29, 2026 - Jul 07, 2026 Marketing Statement: Summary: This position is located in the Office of Overseas Protective Operations, International Programs Directorate, Bureau of Diplomatic Security (DS/IP/OPO).
NewSpecialist Director, Managed Security Testing KPMGSpecialist Director, Managed Security TestingWashington, DC$169,005–$370,530 / yearIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
Computer Security Systems Specialist By Light Professional IT ServicesComputer Security Systems SpecialistMcLean, VAWe’re looking for a Computer Security Systems Specialist to design, document, and implement cybersecurity controls for Army enterprise networks. You’ll ensure systems are engineered and configured to meet DoD, Army, and DISA security requirements, and you’ll support fielded systems through assessment, approval, and operational deployment.
Contract Specialist Kaiva TechContract SpecialistRockville, MDFull timeDepending on experience, the Contract Specialist may independently lead complex acquisitions, support negotiation efforts, and mentor junior staff to ensure consistent and compliant contracting practices across the organization. Develop, review, and coordinate acquisition documentation, including Statements of Work (SOW), Independent Government Cost Estimates (IGCE), Justifications and Approvals (J&A), Acquisition Plans (AP), and complete acquisition packages.
Logistics Transportation Specialist Bowhead / UIC Technical ServicesLogistics Transportation SpecialistWashington, DCProvide resource estimates to the Program Manager, receive and inspect incoming and outgoing stock, schedule deliveries, assist warehouse supervisor, assist with inventory control, recommend stocking/warehousing levels, process supply system requests, reconcile source data and property record balances after physical inventories. • When not engaged in logistics support activities, serves as a “watch stander” in AOC’s interim Emergency Operations Center, providing situational awareness briefings and reports, and triaging open-source information to enhance the situational awareness of AOC leadership and staff.
Senior Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly) L3Harris TechnologiesSenior Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly)Springfield, VAThe ideal candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat principles to protect sensitive capabilities to ensure the survivability of U.S. assets in contested environments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Specialist, Software Engineer (Embedded Software) L3Harris TechnologiesSpecialist, Software Engineer (Embedded Software)Herndon, VAWith customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs.
Specialist, Systems Engineer - Watch Officer L3Harris TechnologiesSpecialist, Systems Engineer - Watch OfficerSpringfield, VA$90,500–$168,500 / yearActively participate in daily operations stand-up meetings to provide updates on ongoing activities, highlight key operational priorities, and address any challenges or risks impacting mission success. Possess knowledge of, or experience with, space operations, including managing and monitoring satellite systems, performing telemetry analysis, and conducting mission-critical activities such as orbital adjustments, payload operations, and anomaly resolution.
NewIT - Information Security/Privacy Analyst II PlanIT GroupIT - Information Security/Privacy Analyst IIReston, VACollaborate with security engineers, compliance officers, and business managers to ensure policies are both technically sound and operationally practical. • The enforced dress code is business casual, i.e., collared shirt with slacks for men, no skirts above the knee for women.
Business Process Re-engineering Specialist - Junior Level CredenceBusiness Process Re-engineering Specialist - Junior LevelMcLean, VAYou will provide facilitation, training, methodology development and evaluation, business process reengineering across all phases, identify best practices, support change management initiatives, apply business management techniques, contribute to organizational development efforts, perform activity and data modeling, and support information systems development methods and practices. Computer Science, Engineering, or Information Systems/Technology) and a specific logistics function (e.g., finance, supply, contract administration, transportation and operations research) and first-hand knowledge of the following: DoD/Component policies.
NewData Catalog Implementation Specialist CredenceData Catalog Implementation SpecialistMcLean, VA$140,000–$160,000Credence has an immediate need for Data Catalog Implementation Specialist who will lead the design, implementation, and integration of an enterprise-grade Data Catalog solution as a core component of the organization's data governance strategy. Proven experience implementing enterprise data catalog solutions (e.g., Palantir’s Ontology, DLAs MetaVault, Collibra, Alation, Informatica EDC, Cloudera Data Catalog, or similar).
Senior Specialist, Systems Engineer - User Acceptance Tester L3Harris TechnologiesSenior Specialist, Systems Engineer - User Acceptance TesterSpringfield, VAThe successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
HRIS Project Specialist Sparks GroupHRIS Project SpecialistSterling, VASkills & Competencies Technical Savvy: Strong functional HR knowledge, familiarity with Organizational Administration tools, and basic technical skills (HTML, Visual Basic, or scripting). Project & Account Management (30%) System Implementation: Serve on implementation teams for Workday (Compensation, Benefits, Absence, Time, Payroll) and ServiceNow.
Contracts Specialist Sparks GroupContracts SpecialistLeesburg, VASparks Group has partnered with a local government contractor to seek a highly skilled and results-oriented Contracts Specialist to join a collaborative team issuing important solicitations, proposals and highly visible contracts for the organization. The Contracts Analyst serves as a key role in managing the negotiation, analysis and administration of contracts supporting procurement efforts.
eDiscovery Application Support Specialist NuAxis InnovationseDiscovery Application Support SpecialistWashington DC, DCThis position is responsible for maintaining secure and highly available eDiscovery environments, troubleshooting complex application and infrastructure issues, supporting legal hold and compliance initiatives, and partnering with investigative, legal, cybersecurity, and IT stakeholders to ensure operational excellence and data integrity. The ideal candidate will possess extensive experience administering and supporting Relativity and other litigation support platforms, while providing infrastructure, application, and investigative workflow support across the Electronic Discovery Reference Model (EDRM) lifecycle.
Senior Specialist, Integration & Test Engineer L3Harris TechnologiesSenior Specialist, Integration & Test EngineerChantilly, VAWith customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.
Senior Specialist, Systems Engineering - Joint Exercise Planner L3Harris TechnologiesSenior Specialist, Systems Engineering - Joint Exercise PlannerSpringfield, VAPlease click here for the E-Verify Poster in English or Spanish . L3Harris Technologies has an opening for a Joint Exercise Planner that will support the National Reconnaissance Office (NRO) by developing and executing exercises that validate operational readiness, refine tactics, techniques, and procedures (TTPs), and integrate space and ground equities into joint, interagency, and coalition space events.
(DoD SkillBridge), Specialist, Integration & Test Engineer L3Harris Technologies(DoD SkillBridge), Specialist, Integration & Test EngineerHerndon, VABS/BA (or equivalent) in Optical, Electrical, Computer Engineering, Computer Science, Information Technology or related field, and minimum 6 years Software or systems experience or Graduate’s degree and 4 years software or systems experience. This Integration and Test / Technical trainer needs to experience in developing and executing structured training sessions tailored to customer needs, ensuring knowledge retention and effective skills transfer.
Operations & Technical Publications Specialist Sparks GroupOperations & Technical Publications SpecialistSpringfield, VA$24–$38 / hourApproximately 50% of the role will focus on technical editing and document quality assurance, 25% on content management and maintaining technical resources, and 25% on office management and administrative support. The ideal candidate will possess strong writing and editing skills, experience managing technical content and documentation, and the ability to provide administrative support in a fast-paced environment.
Help Desk Specialist NuAxis InnovationsHelp Desk SpecialistFalls Church, VAThis role requires strong troubleshooting skills, responsiveness, and adherence to SLA-driven support models. Our technologists have always gone the extra mile to help our federal clients succeed.
Data Security Engineer System OneData Security EngineerVienna, VAProvide technical guidance and collaboration with other Cyber Security Engineers supporting technologies within designated area of focus (Data Scanning). Establish and maintain supporting documentation (architecture/data flow diagrams, runbooks, ServiceNow tickets, user stories and tasks).
NewAFSIM Modeling and Simulation Specialist DCS CorporationAFSIM Modeling and Simulation SpecialistReston, VAAs part of our team, you’ll work in Reston, VA, supporting advanced defense technologies and R&D efforts alongside experts in simulation integration, state‑of‑the‑art modeling tools, and seasoned military SMEs. Your work will drive capability assessments for emerging military technologies and ensure the tools and methodologies we use effectively inform decision‑makers across the Department of Defense.
NewAccounting Specialist Active Security Consulting LLCAccounting SpecialistNorthern Virginia, VAThe Accounting Specialist reports directly to the Finance Department lead and works directly with project/program managers, purchasers and other members of the finance team to ensure proper contract set-up of assigned projects in Active Security's accounting system(s) to enable strategic purchasing and billing milestones that support cash-flow and profitability objectives. The Accounting Specialist directly contributes to the financial management of daily business operations, including purchasing, billing, reconciling, time & expense entry verification, and accounting of project P&L's in support of Active Security’s programs and business activities.
Specialist, Systems Engineering - Space Intelligence Analyst L3Harris TechnologiesSpecialist, Systems Engineering - Space Intelligence AnalystSpringfield, VAPlease click here for the E-Verify Poster in English or Spanish . • Support intelligence collection and analysis requests through systems such as the Space Collection Working Group, SOCC Sensor Collection Request, National MASINT Requirements System (NMRS), COLISEUM, or other validated request mechanisms.
Sr. Application Specialist 1BritcomSr. Application SpecialistHanover, MD$84,000–$107,000 / yearThis role serves as a subject matter expert and liaison between HR, IT, and business stakeholders to ensure HR systems meet organizational needs and support strategic initiatives. By connecting global resources and local experience, Keller develops innovative, practical, and cost-effective solutions to geotechnical challenges.
NewFacilities Specialist JouléFacilities SpecialistRockville, MD$24 / hourOur client, a growing biotechnology organization in Rockville, MD, is seeking a Facilities Specialist to support daily facilities operations and critical building systems across its research campus. Strong mechanical aptitude with experience supporting HVAC, electrical, plumbing, boilers, humidifiers, or similar utility systems.
Sr. Application Specialist Keller North America, Inc.Sr. Application SpecialistHanover, MD$84,000–$107,000 / yearThis role serves as a subject matter expert and liaison between HR, IT, and business stakeholders to ensure HR systems meet organizational needs and support strategic initiatives. By connecting global resources and local experience, Keller develops innovative, practical, and cost-effective solutions to geotechnical challenges.
NewLead Specialist, IAM, Saviynt KPMGLead Specialist, IAM, SaviyntWashington, DC$114,095–$268,180 / yearStrong hands-on experience with IAM platforms such as Saviynt and CyberArk (preferred); additional experience with SailPoint, Ping, or Okta, along with proficiency in Python, PowerShell, Java, or JavaScript, and integration technologies (REST, SOAP, SAML, OAuth, OIDC, LDAP). If you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory.
NewSpecialist, Federal Cloud Engineer KPMGSpecialist, Federal Cloud EngineerWashington, DCWork in cross-disciplinary teams with KPMG industry professionals to understand client needs and be part of teams developing holistic operational solutions & applications contributing to cloud infrastructure / DevOps capabilities. If you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory.
NewLead Specialist, Federal Data Engineer KPMGLead Specialist, Federal Data EngineerWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
NewSenior Specialist, Federal Cloud Engineer KPMGSenior Specialist, Federal Cloud EngineerWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. Work in cross-disciplinary teams with KPMG industry professionals to understand client needs and be part of teams developing holistic operational solutions & applications contributing to cloud infrastructure / DevOps capabilities.
NewSenior Specialist, MAST Application Penetration Tester KPMGSenior Specialist, MAST Application Penetration TesterWashington, DC$95,855–$208,265 / yearOne or more major ethical hacking certifications not required but preferred; GIAC Web Application Penetration Tester (GWAPT), Council for Registered Ethical Security Testers (CREST), Offensive Security Web Expert (OSWE), Offensive Security Web Assessor (OSWA). If you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory.
Systems Administration (Operations Support Specialist) ARCTICOM LLCSystems Administration (Operations Support Specialist)Quantico, VAArcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.
NewSenior Specialist, Federal Full-Stack Developer KPMGSenior Specialist, Federal Full-Stack DeveloperWashington, DCLearn / analyze existing codebases / systems for the full stack and develop code as needed to support products and solutions (Technologies include: Cloud native IaaS / PaaS (Azure, AWS), Web UI frameworks (Angular, React, etc.), API definition (RAML, Swagger, JSON), Backend (Java, Databases, etc.), Integrations (ESB, legacy system integration, etc.). Proficiency with at least one modern JavaScript framework (Angular2/4, ReactJs, etc.), backend / AP RESTful service (Java with SpringMVC, etc.), cloud native solutions utilizing Azure / AWS, and DevOps tooling platforms (Jenkins, Ansible, Chef, or similar).
NewSenior Specialist, Federal Data Engineer KPMGSenior Specialist, Federal Data EngineerWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
NewLead Specialist, Federal ServiceNow Architect KPMGLead Specialist, Federal ServiceNow ArchitectWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
NewSenior Specialist, Federal ServiceNow Developer KPMGSenior Specialist, Federal ServiceNow DeveloperWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.
NewLead Specialist, Federal Data Science KPMGLead Specialist, Federal Data ScienceWashington, DCBuild / manage production-ready data science product lifecycles, continuous delivery and automation pipelines (MLOps), orchestration / model management in cloud environment; cluster large amount of user generated content / process data in large-scale environments using Amazon EC2, STorm, Hadoop, Spark, etc. If you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory.
NewSenior Specialist, Federal Data Science KPMGSenior Specialist, Federal Data ScienceWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. Leverage a variety of data sources such as social media, internal / external documents, images, video, financial data, and operational data to develop cutting-edge data-driven products.
Training Specialist By Light Professional IT ServicesTraining SpecialistMcLean, VAThe program includes conducting survey and design, engineer, furnish, install, secure, and test (EFIS&T) solutions to include non-secure internet protocol router (NIPR), secure internet protocol router (SIPR), Wi-Fi, Voice over Internet Protocol (VoIP), Inside Plant (ISP), Outside Plant (OSP), and Voice Modernization at U.S. Army Base/Post/Camp/Station (B/P/C/S) across the Continental United States (CONUS). To excel in this role, you should have a strong passion for learning and development, excellent instructional design skills, and the ability to effectively communicate and engage with customers and employees at all levels.
NewService Desk Specialist (hybrid) System OneService Desk Specialist (hybrid)Baltimore, MD$30 / hourSeeking candidates with strong macOS, Windows, and Linux experience to provide day-to-day user support and troubleshooting for laptops/machines, network connectivity, login issues, etc. Execute routine operational tasks in accordance with established procedures; proactively identify and escalate issues to second- or third-tier support and management as needed.
NewUser Support Specialist (Intelligence Data Discovery and Tradecraft) LeidosUser Support Specialist (Intelligence Data Discovery and Tradecraft)Bethesda, MD$73,450–$132,775We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. As the team’s User Support Specialist you will provide POSTMAN software familiarization and discovery tradecraft to enable Intelligence Community (IC) users to search for and retrieve relevant data to support intelligence analysis and operations.
Accounts Payable Specialist (Part-Time) Beacon Hill Staffing Group, LLCAccounts Payable Specialist (Part-Time)Lanham, Maryland, Maryland$45,000–$55,000 / yearFull timeLearn more about Beacon Hill and our specialty divisions, Beacon Hill Associates, Beacon Hill Financial, Beacon Hill HR, Beacon Hill Legal, Beacon Hill Life Sciences and Beacon Hill Technologies by visiting www.bhsg.com. Our niche brands offer a complete suite of staffing services to emerging growth companies and the Fortune 500 across market sectors, career specialties/disciplines and industries.
Security Specialist - Journeyman Armada LtdSecurity Specialist - JourneymanMDFull timeIdeal applicants have hands-on experience in roles such as Facility Security Officer (FSO), Special Security Officer (SSO), Certified SCIF Security Officer (CSSO), Site Security Representative (SSR), or Government SAPF Security Officer (GSSO). Minimum five (5) years of experience supporting SCIF or SAPF security programs, including the ability to independently conduct security administration, self-inspections, and government accreditation inspections without guidance or training.
Security Specialist III –Personnel Security Adjudication Specialist Armada LtdSecurity Specialist III –Personnel Security Adjudication SpecialistWashington, DCFull timeSecurity Specialist III perform additional security duties as required to meet the SOC's operational needs, including, but not limited to attending meetings, providing responses to internal and external requests, conducting security‑related research, conducting personnel security interviews, and information gathering and exchange via telephone, internet, and mail. Security Specialist III - Personnel Security Adjudication Specialist adjudicate government background investigations for individuals requiring a suitability, fitness, and/or national security determination.