• Cyber Systems Security

    Gromelski & Associates, Inc. (Manassas, VA)
    **Cyber Systems Security Engineer Sr.** Location **Manassas, VA (Relocation Assistance Available)** Job Category **Engineering** ID **686** **_Cyber ... Systems Security Engineer Sr._** _Gromelski and Associates, Inc. (GAI) partners with prime contractors to provide professional services. Key service areas… more
    Gromelski & Associates, Inc. (12/05/25)
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  • Cleared Senior Information Systems

    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 next steps in your career as an Information Systems Security Engineer (ISSE)? Let's chat and see if we are a good match! Opportunity: We are building a… more
    Virtual Service Operations (11/09/25)
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  • Cloud Information Systems Security

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Cloud Information Systems Security Engineer (ISSE) - Sr** **Category:** Cyber Security **Main location:** United States, District of Columbia, ... are required. CGI Federal is currently looking for a Senior-Level Cloud Information Systems Security Engineer with active Top Secret clearance to support a… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • ISSO/ Systems Security

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** **ISSO/ SYSTEMS SECURITY ENGINEER (RDTE)** Bowhead is seeking a skilled full-time ISSO/ Systems Security Engineer to join our team in ... Skills:** + Skill in conducting vulnerability scans and recognizing vulnerabilities in security systems . + Skill in using DoD network analysis tools to identify… more
    UIC Government Services and the Bowhead Family of Companies (12/18/25)
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  • Information Systems Security

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate ... Program Office sponsored systems . + Provide the Information System Security Engineer (ISSE) support for IA systems concept, requirements, design,… more
    SAIC (11/06/25)
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  • Cleared Information Systems Security

    Virtual Service Operations (Lorton, VA)
    Cleared Information Systems Security Engineer (ISSE) L3 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the ... next steps in your career as an Information Systems Security Engineer (ISSE)? Let's chat and see if we are a good match! Opportunity: We are seeking… more
    Virtual Service Operations (10/04/25)
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  • Systems Security Engineer

    EPS Corporation (Dahlgren, VA)
    Systems Security Engineer - (761) Share this job as a link in your status update to LinkedIn. Job Title Systems Security Engineer Location ... identifying and mitigating software threats that could impact system performance or security . + Support theaccreditation and auditingof information systems in… more
    EPS Corporation (11/13/25)
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  • Information Systems Security

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer (ISSE) - Senior** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ... System Security Engineer (ISSE) designs, implements, and manages security solutions for information systems . Their responsibilities include ensuring … more
    CGI Technologies and Solutions, Inc. (12/26/25)
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  • Senior Systems Security

    TekSynap (Dahlgren, VA)
    …a **S** **enior S** **ystem** **s Security Engineer ** **.** The Senior Systems Security Engineer (SSE) serves as Key Personnel under the NSWCDD ... + Incident Response & Continuous Monitoring **Overview** We are seeking aSenior Systems Security Engineerto join ourteamatNaval Surface Warfare Center Dahlgren… more
    TekSynap (10/31/25)
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  • Information Systems Security

    TekSynap (Chantilly, VA)
    Security Engineerto join our team supporting the Space Development Agency. The Information Systems Security Engineer will act as liaison to prepare, ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + TheInformation Systems Security Engineeris expected tobe able to: + Support Engineering and… more
    TekSynap (12/06/25)
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  • Cleared Information Systems Security

    SMX (Washington, DC)
    Cleared Information Systems Security Engineer (4659)at SMX(View all jobs) (https://www.smxtech.com/careers/) Washington, DC SMX is hiring a number of ... Information Systems Security Engineer to support a Law Enforcement OCIO's organization to provide Information Security as a Service support across all… more
    SMX (11/04/25)
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  • Information Systems Security

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Information Systems Security Engineer (ISSE) - Sr** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... Description:** CGI Federal is currently looking for a Senior Level Information Systems Security Engineer with active Top Secret clearance to support a… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Information Systems Security

    Enterprise Horizon Consulting Group (Washington, DC)
    …(RMF). Job Description Enterprise Horizon Consulting Group is seeking a highly motivated Information Systems Security Engineer (ISSE) to join our team in ... Operate (ATO) in accordance with DoD and federal requirements. Key Responsibilities + Engineer and implement security controls to support system ATO and ongoing… more
    Enterprise Horizon Consulting Group (12/25/25)
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  • Senior Systems Security

    EPS Corporation (Dahlgren, VA)
    Senior Systems Security Engineer - (760) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Security Engineer ... Job Description EPS Corporation Company is seeking a highly skilledSenior Systems Security Engineerto provide expert-level cybersecurity and systems more
    EPS Corporation (11/13/25)
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  • Information Systems Security

    Koniag Government Services (Washington, DC)
    Kadiak, LLC, a Koniag Government Services company, is seeking an Information Systems Security Engineer (ISSE) with Top Secret security clearance to ... to:** + Lead, mentor, and supervise a team of security professionals responsible for the end-to-end implementation of the...end-to-end implementation of the RMF lifecycle for FBI IT systems . + Oversee and coordinate activities within the Prepare… more
    Koniag Government Services (12/10/25)
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  • Systems Security Engineer

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is seeking a **Journeyman Systems Security Engineer ** to serve as a Registration Authority (RA) supporting Public Key Infrastructure ... USD $126,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7307/ systems - security - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Alexandria_ **ID** _2025-7307_… more
    GovCIO (12/23/25)
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  • Field Electronic Security Systems

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    **Overview** FIELD ELECTRONIC SECURITY SYSTEMS ENGINEER (MCESS) Bowhead is seeking an Field Electronic Security Systems (ESS) Engineer to join ... Systems (MCESS) contract in Quantico, VA. The Field Electronic Security Systems (ESS) Engineer candidate will be assigned to multiple Mission-Critical… more
    UIC Government Services and the Bowhead Family of Companies (12/30/25)
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  • Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National Security Sector's ... Security !** **Job Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security Engineering team.… more
    Leidos (11/28/25)
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  • Senior Security Systems

    Cydecor, Inc. (Dahlgren, VA)
    …commitment to Excellence, what separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and systems ... to be certified and accredited. + Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and National … more
    Cydecor, Inc. (12/21/25)
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  • Information Systems Security

    TekSynap (Washington, DC)
    …Revision 1, Guide for Applying the Risk Management Framework to Federal Information Systems ‟, Committee on National Security Systems Instructions (CNSSI) ... Environment (ITE) and in-depth knowledge of IC ITE services. **RESPONSIBILITIES** TheInformation Systems Security Engineeris expected tobe able to: + Support… more
    TekSynap (11/06/25)
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