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  •  ...MANTECH seeks a motivated, career and customer-oriented Information System Security Engineer (ISSE) to join our team in Washington, D.C. . Responsibilities include, but are not limited to: Identify information protection needs for an IS and Network Environment... 
    Suggested
    Full time
    Work at office

    MANTECH

    Washington DC
    6 hours ago
  • $114.6k - $192.5k

    Cleared Information Systems Security Engineer (4659) Washington, DC SMX is hiring Information Systems Security Engineer to support a Law Enforcement OCIO's organization to provide Information Security as a Service support across all cybersecurity stakeholders. This position... 
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    Smxtech

    Washington DC
    3 days ago
  • $131.3k - $237.35k

    Description Leidos has an opportunity for a senior-level Information Systems Security Engineer to serve as the primary security engineering authority across complex, multi-enclave environments. This role supports the design, integration, and accreditation of secure networking... 
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    Local area
    Immediate start
    Relocation package

    Leidos

    Bethesda, MD
    5 days ago
  • TLA is seeking an Information System Security Engineer (ISSE). This is a critical role responsible for designing, developing, implementing, and maintaining secure information systems and networks. The ISSE ensures that security requirements are effectively integrated into... 
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    Tla Llc

    Washington DC
    19 days ago
  • Information Systems Security Engineer (ISSE) Washington, DC, USA Job Description Kadiak, LLC, a Koniag Government Services company, is seeking an Information Systems Security Engineer (ISSE) with Top Secret security clearance to support Kadiak in Washington, DC. This position... 
    Suggested
    Work experience placement
    Work at office
    Local area
    Flexible hours

    Koniag Government Services, LLC

    Washington DC
    2 days ago
  • $155k - $162k

     ...application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Information Systems Security Engineer Full Time Washington DC, Washington, DC, US 6 days ago Requisition ID: 1283 Salary Range: $155,000.00 To $162,000.... 
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    Full time
    Contract work
    Temporary work
    Local area

    E-InfoSol LLC

    Washington DC
    2 days ago
  • A veteran-owned small business in Washington, DC, is seeking an Information Systems Security Engineer to spearhead security measures for information systems. Responsibilities include designing secure architectures, conducting risk assessments, and ensuring compliance with... 
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    E-InfoSol LLC

    Washington DC
    3 days ago
  • Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance Date: Feb 2, 2026 Location: Washington, DC, US Company: NTT DATA Services NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part... 
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    Remote work
    Flexible hours

    NTT DATA, Inc.

    Washington DC
    1 day ago
  •  ...Investigation's Criminal Justice Information Services Division's Headquarters. Founded in 2007 by an Engineer-by-trade, Fusion Technology...  ..., DC (on-site) Who are you? Security-cleared Professional: You...  ...certifications: Certified Information Systems Security Professional (CISSP)... 
    Suggested
    Temporary work
    Work at office

    Fusion Technology

    Washington DC
    4 days ago
  •  ...resources for a wide range of IT and security solutions at best‑value pricing. Our...  ...exceptional solutions that enhance system functionality, while maximizing reliability...  ...Solutions is looking for a Senior Information System Security Engineer (ISSE). The Information System... 
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    Temporary work

    Xpect Solutions

    Washington DC
    3 days ago
  • Description As a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership... 
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    Leidos

    Bethesda, MD
    2 days ago
  •  ...flexibility, and ingenuity to strengthen and protect our nation’s vital interests. Requisition #: 1411 Job Tittle: Information System Security Engineer - SME Location: Washington, DC Clearance: TS/SCI Required Certification: CISSP Role Overview The Information... 
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    For contractors

    Agile Defense

    Washington DC
    2 days ago
  • Data Intelligence, LLC is seeking an experienced Information Systems Security Engineer (ISSE) to support one of our premier federal law enforcement clients. The ISSE will lead and oversee Risk Management Framework (RMF) activities for FBI IT systems, providing technical... 
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    Work at office

    Data Intelligence LLC

    Washington DC
    4 days ago
  • $131.3k - $237.35k

     ...enable leaders across the Department to make faster, better-informed decisions using trusted data at scale. Leidos Digital Modernization sector is seeking an experienced SME Information System Security Engineer to support the delivery, enhancement, and adoption of... 
    Suggested
    Interim role
    Local area
    Immediate start

    Leidos

    Alexandria, VA
    2 days ago
  • $107.9k - $195.05k

    Description Leidos is currently seeking an Information Systems Security Engineer to support our customer onsite. The ISSE shall perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established... 
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    Leidos

    Bethesda, MD
    4 days ago
  • Who We’re Looking For (Position Overview): Spry Methods is seeking an Information Systems Security Engineer (ISSE) to support secure, mission-focused information systems in a high-impact government environment. The ISSE will contribute to the design, implementation, and... 

    Method, Inc.

    Washington DC
    3 days ago
  •  ...that specializes in designing, developing, and delivering information technology and network solutions for government customers....  ...Job Description: NDi is seeking an experienced Information System Security Engineer (ISSE) - Senior to provide senior-level security... 
    For contractors
    Work experience placement
    Local area

    Network Designs

    Mc Lean, VA
    5 days ago
  • $112k - $179k

     ...Program Overview Engineering, integration, and cybersecurity support to design, build, and...  ...experts to engineers specializing in systems, networks, software, and data center services...  ...Washington D.C. Design and implement secure technical architectures, including... 
    Contract work
    Temporary work
    Work experience placement
    Internship
    Shift work

    Peraton

    Washington DC
    11 days ago
  •  ...Description Job Description Description: Conduct cyber engineering activities using advanced tool sets. Requirements:...  ...areas: critical infrastructure and industrial control system cyber security, information security. Develop and give cybersecurity training to... 
    Remote work
    Monday to Friday
    Shift work

    Powder River Industries, LLC

    Washington DC
    a month ago
  •  ...Information Systems Security Officer Washington, D.C.   The Job Our client’s team members are subject matter experts in both cybersecurity...  ...Systems Administration, Software Development, or Systems Engineering backgrounds to join our team as an Information System... 
    Full time

    Galaxy Technology Hires LLC

    Washington DC
    more than 2 months ago
  •  ...strategic services firm that meets IT and Service needs for commercial and government clients, is seeking a full-time Information Systems Security Engineer III (ISSE III). This position is an exempt role that support will be provided on site in the government customer's... 
    Full time
    Interim role

    Dynamic Solutions Technology LLC

    Washington DC
    21 days ago
  •  ...eight (8) years experience • Responsible for the secure design, analysis, and test of information security systems and products. • Ensure technical...  ...and mitigating risk to information systems. engineer and perform tests and test plans to satisfy audits... 

    Bow Wave LLC

    Washington DC
    16 days ago
  • Information Systems Security Engineer (ISSE) – Mid Position Description CGI Federal is currently looking for a Mid-Level Information Systems Security Engineer with active Top Secret clearance to support a large project for a federal government client. The Mid-Level... 
    Local area
    Washington DC
    more than 2 months ago
  •  ...Zetier seeks an Information Systems Security Engineer (ISSE) with expertise in cloud automation, Infrastructure-as-Code, virtualization, and orchestration. You'll support, build, and secure cloud-based environments through robust automation strategies, enhancing our capability... 
    Full time

    Zetier

    Arlington, VA
    21 days ago
  • Information Systems Security Engineer (ISSE) – Sr Position Description CGI Federal is currently looking for a Senior Level Information Systems Security Engineer with active Top Secret clearance to support a large project for a federal government client. The Sr. Level... 
    Local area
    Washington DC
    more than 2 months ago
  •  ...Job Description Job Description Information Systems Security Engineer (SME) Full Time, Washington, DC TS clearance with /SCI eligibility required **This position is contingent upon contract award** Job Description: The ISSE will lead the implementation of the... 
    Full time
    Contract work

    Semper Valens Solutions

    Washington DC
    21 days ago
  • Information Systems Security Engineer (ISSE), Journeyman Position Description CGI Federal has an exciting opportunity for an ISSE within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping... 
    Local area
    Arlington, VA
    more than 2 months ago
  • $50k - $200k

     ...TN, TX, UT, VA, WV, WI, WY. WAGE INFORMATION Target salary range: $50,000 - $20...  ...employees. WORK AUTHORIZATION/SECURITY CLEARANCE U.S. Citizen Mandatory...  ...We are seeking an Information Systems Security Engineer to join our team supporting the Defense... 
    Full time
    Contract work
    Temporary work
    Local area
    Monday to Friday
    Weekend work
    Afternoon shift

    TekSynap

    Washington DC
    4 days ago
  • $135k - $216k

     ...Program Overview Engineering, integration, and cybersecurity support to design, build, and...  ...experts to engineers specializing in systems, networks, software, and data center services...  ...D.C. Design, develop, and implement security solutions, ensuring they are embedded... 
    Contract work
    Temporary work
    Work experience placement
    Shift work

    Peraton

    Washington DC
    11 days ago
  • $133.56k - $200.34k

     ...Earth, we’d love to have you join us. Description Reusable launch systems depend on secure, resilient, and well-architected information systems. As an Information Security Systems Engineer , you will design, implement, document and continuously improve the technical... 
    Permanent employment
    Full time

    Stoke Space

    Washington DC
    17 days ago