• Senior Network and Computer Systems Administrator

    NANA Regional Corporation (South Burlington, VT)
    …for USCIS leadership and stakeholders. + Support audits, security assessments, and ATO ( Authority to Operate ) efforts under the RMF process. ... Senior Network and Computer Systems Administrator to lead the administration, security , and optimization of the USCIS enterprise IT infrastructure. This role… more
    NANA Regional Corporation (10/16/25)
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  • Security Lead (On Site)

    KBR (Arlington, VA)
    …all aspects of cyber and applicable physical security . Responsible for ensuring all Authority to Operate ( ATO ) statuses for systems within the VIA ... Title: Security Lead (On Site) Belong. Connect. Grow. with KBR! Around here, we define the future. We are a company of innovators, thinkers, creators, explorers,… more
    KBR (10/17/25)
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  • System Security Engineer

    Guidehouse (Bethesda, MD)
    …Plans of Action and Milestones (POAMs). **7. Quality: ATO Review** + Assess Authority to Operate ( ATO ) packages for accuracy and completeness. + ... **Job Family** **:** IT Cyber Security **Travel Required** **:** Up to 25% **Clearance...Implement rigorous quality standards and provide technical support for ATO package completion. + Manage schedules and dependencies to… more
    Guidehouse (11/19/25)
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  • Lead System Security Engineer

    Guidehouse (Bethesda, MD)
    …Plans of Action and Milestones (POAMs). **7. Quality: ATO Review** + Assess Authority to Operate ( ATO ) packages for accuracy and completeness. + ... **4. Process Maturity** + Document and maintain the SA&A lifecycle workflow, integrating security into the system development lifecycle per NIST SP 800-37. + Guide… more
    Guidehouse (11/19/25)
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  • Cyber Security Engineer

    BigBear.ai (WA)
    …(ISSO, ISSM, SCA) to drive cybersecurity strategy, implement Zero Trust principles, and maintain Authority to Operate ( ATO ) or Authority to Connect ... Overview BigBear.ai is seeking a Cyber Security Subject Matter Expert (SME) to lead ...(ATC). What you will do + System Authorization ( ATO /ATC): Lead efforts to obtain and sustain ATO more
    BigBear.ai (11/14/25)
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  • Azure Security Sr. Engineer

    Arena Technical Resources, LLC (Washington, DC)
    …developers to ensure secure DevSecOps pipelines - Support Authority to Operate ( ATO ) processes by generating security documentation, control evidence, ... Azure Security Sr. Engineer Location: Washington, DC, US Job...systems through the authorization process to achieve and maintain Authority to Operate ( ATO ) -… more
    Arena Technical Resources, LLC (10/25/25)
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  • Information Systems Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Warner Robins, GA)
    …maintain an acceptable security posture and to achieve an Interim Authority to Operate ( IATO ) and Authority to Operate ( ATO ) across the local ... Information Systems Security Engineer The Opportunity: Are you looking for...through the Risk Management Framework ( RMF ) and Authority to Operate ( ATO ...Framework ( RMF ) and Authority to Operate ( ATO ) process + Experience… more
    BOOZ, ALLEN & HAMILTON, INC. (11/21/25)
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  • Information Security System Engineer

    L3Harris (Greenville, TX)
    …with risk management framework based on NIST 800-53 documentation + Ability to oversee ATO ( Authority to Operate ) processes + Experience developing and ... The ideal candidate possesses experience with vulnerability scanning, compliance, and ATO documentation. Familiarity with requirements writing, Security Impact… more
    L3Harris (10/12/25)
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  • Lead, Information Security Systems Engineer…

    L3Harris (Plano, TX)
    …Skills: + Bachelor's degree in Cybersecurity + Experience obtaining Authorization to Operate ( ATO ) for DoD information systems. + Certifications such as ... sea and cyber domains in the interest of national security . Job Title: Lead, Information Security Systems...Bachelors Degree in Cybersecurity + Experience obtaining Authorization to Operate ( ATO ) for DoD information systems. +… more
    L3Harris (10/23/25)
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  • Software Engineer IV (Cyber) - NTC

    Nomad Global Communication Solutions (Huntsville, AL)
    …troubleshoot development issues across platforms. * Support efforts to obtain and maintain Authority to Operate ( ATO ) by designing, documenting, and ... standards. * Address findings from Fortify, Nessus, and other security scanning tools by remediating vulnerabilities and documenting corrective...appropriate issues. * Support the pursuit and maintenance of Authority to Operate ( ATO ) by… more
    Nomad Global Communication Solutions (09/24/25)
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