• System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …and system optimization. + Collaborating with the Information System Security Officer ( ISSO ) and Information System Owner (ISO) regarding system changes and security ... authorizations. **Qualifications:** **Required Skills and Experience:** + Bachelor's degree in a technical discipline from an accredited college or university, or 4 additional years of System Administrator (SA) experience in lieu of a degree. + **Considering… more
    CACI International (11/19/25)
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  • ISSE

    Lentech, Inc (Hanover, MD)
    …intelligence community clients. We currently have a unique opportunity for an ISSE/IA/ ISSO with expertise in Information Systems Security to join a team of ... highly skilled INFOSEC engineers and technologists. Clearance: Current TS/SCI Poly JOB FUNCTIONS AND RESPONSIBILITIES: This position shall perform the following (to include, but not limited to) activities: As a talented ISSE, you will bring your skills with… more
    Lentech, Inc (11/12/25)
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  • Information Systems Security Officer 3 - TS/SCI…

    Amentum (Columbia, MD)
    We are seeking an Information Systems Security Officer ( ISSO ) 3 for a prime contract that is based out of our Columbia, MD office. **Responsibilities:** + Provide ... support for a program, organization, system, or enclave's information assurance program. + Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies. + Maintain operational… more
    Amentum (11/12/25)
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  • System Administrator (Level 4)

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …ability to communicate and coordinate with the Information System Security Officer ( ISSO ) and Information System Owner (ISO) regarding system changes under Change ... and Configuration Management processes, support POA&M milestone completion, and analyze and resolve complex problems involving server hardware, software, and application integration. * Must have a minimum of twenty (20) years of experience as a System… more
    Kaizen Approach, Inc (11/11/25)
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  • Information System Security Officer - Intermediate

    KBR (Fort Meade, MD)
    …is seeking a highly motivated and career-oriented Information System Security Officer ( ISSO ) -Intermediate to join our team supporting a government client in ... Virginia. Key Responsibilities: + Develop, update, and/or review RMF documentation to include the System Security Plan (SSP), Security Control Traceability Matrix (SCTM), Plan of Action and Milestone (POA&M), Risk Assessment Report (RAR), and Security… more
    KBR (11/07/25)
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  • Senior Information Systems Security Officer

    Synergy ECP (Annapolis Junction, MD)
    …will be considered. Requires a minimum of 7+ years of experience as an ISSO supporting IC or DoD programs and contracts of similar scope, type, and complexity. ... Requires DoD 8570 compliance with IAM Level II or IAT Level III (ie, CASP, CISSP, or Associate). CLEARANCE REQUIRED + Must be fully cleared with the appropriate MPO client polygraph. Benefits + Compensation: We offer highly competitive compensation so everyone… more
    Synergy ECP (11/06/25)
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  • Information System Security Manager (ISSM)…

    RTX Corporation (Annapolis Junction, MD)
    …Security Agency (DCSA/SAPCO) to obtain and sustain ATO on schedule, mentor a growing ISSO team, and keep our environment audit ready every day. This is an **ONSITE** ... position at our **Annapolis Junction, MD** Location. To find out more about AST, please click the following link - Applied Signal Technology: WHO WE ARE… more
    RTX Corporation (11/01/25)
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  • Information Systems Security Manager

    Leidos (Bethesda, MD)
    …the duties and responsibilities of this position * Must have previous ISSM or ISSO experience * Must have Linux operating system experience including but not limited ... to: + Must have basic command line Linux knowledge, comfortable viewing files and knowledgeable about their locations in the file system + Must have a solid grasp on scanning and remediating issues on Linux systems * Must be thoroughly familiar with EMASS *… more
    Leidos (10/23/25)
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  • Information Systems Security Officer

    Kratos Defense & Security Solutions, Inc. (Glen Burnie, MD)
    …fall outside of this range. (No phone calls please) #LI-AC1 #LI-Onsite Keyword: ISSO , SSP Kratos Defense is an Equal Opportunity Employer. All qualified applicants ... will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under… more
    Kratos Defense & Security Solutions, Inc. (10/21/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    …security hardening, patching, and monitoring status. Position also will support ISSO and ISSEs in obtaining and maintaining security certification and accreditation. ... Apply knowledge of computer operations, platforms, systems, architectures, functions, and terminology. Independently read, write and implement standard operating procedures and technical documentation. Required Clearance: TS/SCI with FS Polygraph Required… more
    Synergy ECP (10/15/25)
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