• Sr . ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Sr . ISSE ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we offer… more
    Leidos (11/15/25)
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  • Sr . ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …up front. Unfortunately, no exceptions. Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using the Scaled ... Agile Framework (SAFe) methodology to support a fast-paced, complex program! Program execution follows DEVOPS best practices and employs robust development, test and production environments. Our team of security engineers support enhancements to system… more
    Leidos (09/15/25)
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  • Information System Security Engineer ( ISSE

    TekSynap (Washington, DC)
    …Information System Engineering performed by the Information System Security Engineer ( ISSE ) includes the following activities: + Lead, mentor, and supervise a ... Oriented + Teamwork **Overview** We are seeking an Information System Security Engineer ( ISSE ) to join our team supporting a government customer. TekSynap is a… more
    TekSynap (11/30/25)
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  • Information Systems Security Engineer…

    BAE Systems (Sterling, VA)
    …based on position level and/or job specifics. **Information Systems Security Engineer ( Senior )- ISSE ** **115935BR** EEO Career Site Equal Opportunity Employer. ... and protect our freedom. We are looking for an ISSE to join our technology-based program supporting a key...good communicator/facilitator. Comfortable at all levels from developer to senior staff. + Knowledge of the complex network environments… more
    BAE Systems (11/21/25)
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  • Information Systems Security Engineer…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer ( ISSE ) - Senior ** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... Time **Position Description:** CGI Federal has an exciting opportunity for an ISSE within our Intel sector advancing the national security mission through cutting… more
    CGI Technologies and Solutions, Inc. (09/26/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer ( ISSE ) L4 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the ... in your career as an Information Systems Security Engineer ( ISSE )? Let's chat and see if we are a...network defense capabilities. As aSenior Information System Security Engineer ( ISSE ), you will provide expert engineering support to ensure… more
    Virtual Service Operations (11/09/25)
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  • ISSE Senior - with TS/SCI Poly

    Amentum (Columbia, MD)
    …the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior ISSE ** to join our team of passionate individuals in **Columbia, MD** . ... a direct impact on the Nation's security and intelligence mission. As the Senior ISSE on a dynamic team, you will perform technical security assessments of… more
    Amentum (10/14/25)
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  • Information Systems Security Engineer…

    Systems Technologies, Inc. (Hanover, MD)
    …SECURITY ENGINEER ( ISSE ) The company is seeking junior, mid-level, and senior Information Systems Security Engineers ( ISSE ) to provide SETA support in ... Information Systems Security Engineer ( ISSE ) Location Hanover, MD Job Setting On-site Job...of experience + Mid-level: 5 years of experience + Senior : 7 years of experience DESIRED QUALIFICATIONS + Information… more
    Systems Technologies, Inc. (12/02/25)
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  • Information Systems Security Engineer…

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Information Systems Security Engineer ( ISSE )** in our **National Security Sector's ... Work with up to eight (8) other ISSO and ISSE 's within a team environment. + **Qualifications** : Twenty...+ **Qualifications** : Twenty (20) years' experience as an ISSE . Bachelor's degree in computer science, Information Assurance, Information… more
    Leidos (11/18/25)
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  • Information Systems Security Engineer…

    Nightwing (Sterling, VA)
    …assistance and 401k matching programs Flexible work schedules, a peer recognition and reward system, and performance-based bonuses **Information Systems Security ... Engineer ( ISSE ) (Open)** Nightwing seeks a cybersecurity professional to serve...+ Interfacing with internal/external customers, program managers, IT staff, senior leadership, etc. + Performing initial and annual general/privileged… more
    Nightwing (11/25/25)
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  • ISSE / ISSO

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    ISSE / ISSO Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) *ACS Description Athenix Solutions Group is looking for Information ... with established Information Assurance standards and regulations. In addition, the ISSE /ISSO will recommend and oversee the application of mitigation strategies to… more
    Athenix Solutions Group, LLC (10/23/25)
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  • ISSE

    SAIC (Fort Meade, MD)
    …delivering mission excellence on programs of national importance. SAIC is hiring a Senior Information Systems Security Engineers ( ISSE ) in **Fort Meade, MD** to ... availability of customer developed and deployed systems and networks. The ISSE will ensure core security engineering principles are implemented into assigned… more
    SAIC (12/04/25)
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  • ISSE (Hybrid)

    Huntington Ingalls Industries (Columbia, MD)
    …Job Description Enlighten is looking for an Information Systems Security Engineer ( ISSE ). Candidate will perform system or network designs that encompass multiple ... and be flexible to accommodate any schedule changes as needed. #LI-KB2 #Mid- Senior Level Essential Job Responsibilities + Will create, review and edit authorization… more
    Huntington Ingalls Industries (11/06/25)
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  • SAP NS2 Sr . Java Developer - Active TS SCI…

    SAP (Herndon, VA)
    …security and critical infrastructure customers. We are seeking a highly experienced Senior Java Developer to support, maintain, and enhance a suite of standalone ... Have + Experience with government-sponsored products like MLDBR, X-Arbitor, or legacy ISSE Guard. + Familiarity with VMware, Azure, or sandboxed lab environments… more
    SAP (11/13/25)
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  • Senior Information Systems Security…

    Belay Technologies (Laurel, MD)
    …2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior Information Systems Security Engineer ( ISSE ) to join our intel team. The ... Assurance (IA) standards and regulations, and recommend mitigation strategies. The ISSE validates and verifies system security requirements definitions and analysis… more
    Belay Technologies (12/08/25)
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  • Senior Information Systems Security…

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring a ** Senior ** **Information Systems Security Engineer** for a program with the US Coast Guard. This position will be located ... (classified and unclassified) and software development environments. **Responsibilities** The ISSE will bridge compliance and technology-ensuring Coast Guard systems… more
    GovCIO (11/26/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …the Global Security Services Division (R300) is looking to fill a Senior Information Systems Security Officer position, with a focus on classified environments. ... findings, making actionable recommendations, and sharing innovative ideas with Senior Government Sponsors. Roles & Responsibilities: The selected candidate will… more
    The MITRE Corporation (10/25/25)
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  • Senior Cyber Risk Manager (Splunk Engineer)

    The MITRE Corporation (Mclean, VA)
    …the Global Security Services Division (R300) is looking to fill a Senior Information Systems Security Engineer position, with a focus on classified environments. ... findings, making actionable recommendations, and sharing innovative ideas with Senior Government Sponsors. Roles & Responsibilities: The selected candidate will… more
    The MITRE Corporation (11/08/25)
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  • Mid/ Senior System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …similar scope, type, and complexity within the federal Government is required. + Senior Level: Fifteen (15) years of experience in programs and contracts of similar ... (eg IAVA, Version updates) + Excellent communications skills + Working with the ISSE and the accreditation of the system, handling Service desk tickets and heading… more
    Belay Technologies (11/19/25)
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  • Senior Information System Security Engineer

    General Dynamics Information Technology (Reston, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** ** Senior ** **Information System Security** **Engineer** Deliver security related solutions ... problem solving, team player + Preferred Skills: Experience as an ISSO, ISSM, ISSE , or Security Controls Assessor. Experience with Special Access Programs (SAPs) and… more
    General Dynamics Information Technology (11/21/25)
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