• Information System Security Officer

    ManTech (Columbia, MD)
    …seeks a motivated, career driven, and customer-focused **Information System Security Officer ( ISSO )** to join our team in **Columbia, MD** . You will play ... enterprise infrastructure capabilities for a global, mission-focused workforce. As an ISSO , you will work alongside customers, Integrated Product Teams (IPTs), and… more
    ManTech (12/17/25)
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  • Information System Security Engineer - GRC/FedRAMP…

    Guidehouse (Suitland, MD)
    …organizations, and clients on cyber governance, risk, and compliance, cloud security, FedRAMP, vulnerability management, policy development, authorization and ... Authorization. + Provided RMF support towards obtaining an ATO for cloud -based systems/applications, to include system categorization, security control selection and… more
    Guidehouse (10/24/25)
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  • Senior System Administrator - Network Security

    St. George Tanaq Corporation (Suitland, MD)
    …goals. + Provide IT Security support to the Information System Security Officer ( ISSO ) and System Owner (SO) working closely with System Administrators and other ... security staff within the USCB. + Support ISSO with continuous monitoring and risk-profiling activities. + Create and package evidence and artifacts for TCO-managed… more
    St. George Tanaq Corporation (11/18/25)
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  • Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    …performance + Communicate and coordinate with the Information System Security Officer ( ISSO ) and Information System Owner (ISO) regarding system changes as part of ... of Action & Milestones (POA&M)as directed and coordinate completion status with the ISSO to reflect status within the Source System of Record for Security… more
    General Dynamics Information Technology (11/08/25)
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  • Information Security Analyst Advisor

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Authority for ISs under their control. + Ten (10) years experience as an ISSO on programs and contracts of similar scope, type, and complexity is required. ... Level I or higher is required. Four (4) years of additional experience as an ISSO may be substituted for a bachelor's degree. GDIT IS YOUR PLACE: * Full-flex work… more
    General Dynamics Information Technology (10/09/25)
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  • Data Team Lead - TS/SCI w/Poly

    Parsons Corporation (Annapolis Junction, MD)
    …**Data Team Lead to** oversee our Information System Security Officer ( ISSO ) and Information System Security Engineer (ISSE) functions, manage the overall ... cloud data architecture, and lead a team of system...deadlines. **What You'll Be Doing:** + Maintain a robust cloud data architecture that supports sensitive data providers across… more
    Parsons Corporation (09/30/25)
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  • IT Vulnerability Management Lead

    ICF (Bethesda, MD)
    …role, you will work closely with the **NLM Information Systems Security Officer ( ISSO )** and play a critical part in safeguarding NLM's IT infrastructure. You will ... using Tenable.sc, Tenable.io, Nessus Manager, and Nessus scanners (on-prem and cloud ) + Analyze, prioritize, and track remediation of vulnerabilities in coordination… more
    ICF (12/13/25)
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  • Information Security Compliance Specialist

    Tactibit Technologies LLC (Suitland, MD)
    Tactibit Technologies provides innovative information technology, cybersecurity, and cloud support services to the Federal Government. We support some of the ... overall cybersecurity program support to the Information System Security Officer ( ISSO ) and System Owner (SO) + Provide security documentation support including… more
    Tactibit Technologies LLC (12/25/25)
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  • Information System Security Manager (ISSM)

    KBR (Bethesda, MD)
    …of experience in conducting security assessments by reviewing security controls with the ISSO /ISSM and guide programs through RMF process. + Must be DoD 8140 ... + Preferred certifications: CISSP, ISSMP, GSLC, CAP, CASP+, CCISO CCSP, CISM, CISSP, Cloud + or SSCP + Proven expertise with assessing security controls in accordance… more
    KBR (12/13/25)
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  • Information Systems Security Officer - Level 2

    CACI International (Annapolis Junction, MD)
    …information within a complex and dynamic environment. By fulfilling the responsibilities of an ISSO , you will play a key role in ensuring the ongoing security and ... with IAM I is required. The following certifications qualify: CAP, CND, Cloud +, GSLC, Security+ CE, HCISPP **Desired:** + Familiarity with Network Security Services… more
    CACI International (12/07/25)
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