NewCyber Security Engineer LeidosCyber Security EngineerLorton, VA$87,100–$157,450 / yearLeidos is excited to add a Top Secret cleared Cyber Security Engineer who possesses a passion for Cyber Security Scanning to help identify security weaknesses and flaws in systems and software running on them and also understands the critical RMF process to improve information security. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
NewInformation Security Analyst - SME Quantum SkyInformation Security Analyst - SMEQuantico, Virginia$155,000–$165,000 / yearFull timeThis candidate will serve as a senior cybersecurity subject matter expert for complex RMF Step 6 assessments, advanced vulnerability analysis, security evaluation, and mission-impact risk assessment for assigned East Coast and tactical portfolios. Desired: Deep RMF/NIST 800-53A experience; advanced penetration testing/vulnerability analysis; customer's tactical/expeditionary experience; strong AO-level communication.
Information Systems Security Officer (ISSO) Full VisibilityInformation Systems Security Officer (ISSO)Quantico, Quantico$160,000–$200,000 / yearThe ISSO will work closely with customers to ensure the confidentiality, integrity, and availability of systems, applications, networks, and data through the planning, analysis, development, implementation, maintenance, and enhancement of information systems security programs; infrastructure; application; Security Assessment and Authorization (SAA), IA policy directives (PD) and guides (PG); and IA Security tools, such as Tenable.io, Founded in 2006, our extensive technical capabilities and expertise support federal and state government agencies with over 100 cleared technical experts specializing in mission solution areas of Digital, AI & Analytics, Cyber, and Engineering.
Information Systems Security Officer / Cybersecurity Analyst Vervic Inc.Information Systems Security Officer / Cybersecurity AnalystStafford, VAFull timeThe program delivers systems engineering, cybersecurity, enterprise architecture, communications, and IT modernization support for Navy and Marine Corps command, control, communications, computers, cyber, intelligence, surveillance, and reconnaissance (C5ISR) capabilities. The customer is looking for candidates with strong RMF experience who understand DoD cybersecurity processes, security compliance, and authorization activities.
Information System Security Officer ManTechInformation System Security OfficerFort Washington, MDOccasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. + Lead the design, development and delivery of compliance and analytical software tools for Air Force Combatant Commands, OUSDI and PREM, and EMSO programs.
Information Systems Security Engineer Space Ground System SolutionsInformation Systems Security EngineerWelcome, MDFull timeREQUIRED SKILLS AND QUALIFICATIONSMust have an active DoD Secret security clearance with ability to obtain a TS /SCI after hireMust be a US CitizenBachelor's degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university is required; Four (4) years of ISSE experience may be substituted for a bachelor's degreeMinimum of 8 years ISSE experience Knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environmentsOn-call support – available to report to site 24/7 for one week of every eight to ten weeksOn-call support – must be within 1 hour of site during on-call rotationsPREFERRED SKILLS AND QUALIFICATIONSInformation Technology: Experience with configuring routers, firewalls and other network appliances to meet functional and security constraintsComputer operating system experience with LINUX-based and Windows-based platformsExperience ACAS, Tenable, Iron Bank, SPLUNKSpace Ground Systems Solutions (SGSS), a wholly owned subsidiary under the Parsons Corporation, is passionate about making our nation the undisputed leader in Space because we understand that ensuring our security for future generations depends on it. Conduct security planning, security architecture reviews, risk assessments, vulnerability analysis, and risk management activities throughout the system development lifecycle in accordance with the RMF, DoDI 8510.01, and NIST SP 800-37.Assist system architects, engineers, and software developers with integrating cybersecurity controls into system designs using security-by-design principles and enterprise security architectures consistent with NIST SP 800-160, NIST SP 800-53, and Agency cybersecurity guidance.
ISSO/Information Assurance Security Specialist Agile DefenseISSO/Information Assurance Security SpecialistQuantico, VirginiaRequisition #: 1761 Job Title: ISSO/Information Assurance Security Specialist Location: Quantico, VA Clearance Level: Secret, Must Have Clearance to Start Required Certification(s): DoD 8570 IAT II Level Certification Required (CCNA-Security, CySA, GICSP, GSEC, Security+CE, SSCP) Job Description. The auditing environment consists of Cisco Identity Service Engine (ISE), SolarWinds, Marine Corps Database (MCD), Operational Directive Reporting System (OPDRS), RedSeal, DISA STIG Viewer, Marine Corps Compliance and Authorization Support Tool (MCCAST) and vulnerability scanning tools such as ACAS.
Information Systems Security Engineer (ISSE) SwiftInformation Systems Security Engineer (ISSE)Fort BelvoirDetermination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates. We are looking for an Information Systems Security Engineer (ISSE) with expertise in designing secure systems, supporting critical mission environments, and navigating the complexities of RMF and DoD cybersecurity policy.
NewInformation Systems Security Engineer (ISSE) (TS/SCI with Poly Required) GCI, Inc.Information Systems Security Engineer (ISSE) (TS/SCI with Poly Required)VAThe employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. This role requires deep technical expertise across infrastructure, platforms, and applications, combined with expert-level, hands-on experience implementing the NIST Risk Management Framework (RMF) within federal government environments.
Information Systems Security Engineer (ISSE) NewGen TechnologiesInformation Systems Security Engineer (ISSE)Lorton, VirginiaOur team of Highly Cleared Specialists have hard-to-find skills and expertise in a wide spectrum of technologies to provide solutions that transform business processes and solve problems of national significance. Our Partner is building a team of highly qualified professionals specializing in Cybersecurity, Cloud, and Systems Engineering to support the development and sustainment of secure enclaves at the edge.
Information System Security Manager Oxenham Group LLCInformation System Security ManagerLorton, VA$180,000–$205,000 / yearA credential such as AZ-500 (Azure Security Engineer Associate), SC-100 (Cybersecurity Architect Expert), AZ-305 (Azure Solutions Architect Expert), or an equivalent. Sit as a voting participant on the Configuration Control Board (CCB) or Risk Executive Board, empowered to halt any proposed change judged a security concern.
Information System Security Officer, Mid Booz Allen Hamilton Inc.Information System Security Officer, MidQuantico, VA$62,000–$141,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Experience reviewing NESSUS or ACAS vulnerability scans and reviewing audit logs, including Security Technical Implementation Guides (STIGs) and Information Assurance Vulnerability Alerts (IAVA).
Information System Security Officer Oxenham Group LLCInformation System Security OfficerLorton, VA$140,000–$180,000 / yearWorking alongside the ISSM, system administrators, engineers, program managers, and government stakeholders, the ISSO helps ensure systems remain compliant with the Joint SAP Implementation Guide (JSIG), the DoD Risk Management Framework (RMF), and applicable Intelligence Community and DoD directives. Develop, maintain, and update core RMF documentation: System Security Plans (SSPs), Security Control Traceability Matrices (SCTMs), Plans of Action and Milestones (POA&Ms), Security Assessment Reports (SARs), and Continuous Monitoring Plans.
Information System Security Officer (ISSO) LeidosInformation System Security Officer (ISSO)Lorton, VirginiaAugust 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Information System Security Manager (ISSM) LeidosInformation System Security Manager (ISSM)Lorton, VirginiaFacilitate approval process for Authorization to Operate (ATO), Authority to Extend (ATE), Authorization to Connect (ATC), and Interconnection Security Agreements (ISA), working with the customer and stakeholders to submit body of evidence artifacts and receive SCA/AO endorsement. August 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Information Systems Security Engineer Systems Planning and AnalysisInformation Systems Security EngineerLorton, VirginiaFull timeSPA provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The Sea, Land, Air Analysis Group’s mission is to deliver objective analyses, plans and strategies to US Navy, US Marine Corps, US Air Force, other DoD, and Australian Defence Force clients to support technology development, acquisition, delivery and sustainment decisions.
Information Security Specialist Military, Veterans and Diverse Job SeekersInformation Security SpecialistStafford, VirginiaProvide onsite incident management during normal working hours for NIPRNET, SIPRNET, JWICS and Special Access Systems and equipment. Implement and maintain anti-virus and malicious code protection for all OMC information systems using government provided software.
Information Assurance/Security Specialist Military, Veterans and Diverse Job SeekersInformation Assurance/Security SpecialistStafford, VirginiaCoordinate with System Engineering team to document and address Security Controls, assist in remediation, and ensure that POA&Ms are being appropriately managed. 3+ years of relevant experience in IT or related Enterprise Architecture, Information Management, or Security field.
Information Systems Security Officer (ISSO) AMERICAN SYSTEMSInformation Systems Security Officer (ISSO)Quantico, VirginiaFull timeThis role is responsible for helping maintain system authorizations, supporting RMF activities, reviewing access requests, coordinating with stakeholders, tracking vulnerabilities and incidents, and ensuring systems remain compliant with applicable Federal, DoW, DoN, and Marine Corps cybersecurity requirements. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
Information System Security Officer Military, Veterans and Diverse Job SeekersInformation System Security OfficerStafford, VirginiaCatalog, track, and virus scan all test software and data; provide a data repository and distribution center associated with the customer missions; provide quarterly and annual media audits; and interface with the customer configuration management staff, security, test directors/engineers, customers, and support staff supporting the customer mission. Experience using Commercial Off-the-Shelf (COTS) and Government Off-the-shelf (GOTS) tools to load data into databases and into disk storage tools to extract data from databases.