• Tyto Athene (Fairfax, VA)
    …with customer security organizations as part of a delivery pipeline to achieve Authority to Operate ( ATO ). Additionally, ISSOs review systems to identify ... Tyto Athene is searching for a **Senior Information System Security Officer (ISSO)** to be responsible for the overall...and maintain the information systems' compliance and authorization to operate ( ATO ) + Perform risk analyses to… more
    DirectEmployers Association (09/16/25)
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  • Security Authority to Operate

    General Dynamics Information Technology (Washington, DC)
    …developers to ensure secure DevSecOps pipelines + Support Authority to Operate ( ATO ) processes by generating security documentation, control evidence, ... audits + Navigate federal systems through the authorization process to achieve and maintain Authority to Operate ( ATO ) + Work with the ISSO, Program… more
    General Dynamics Information Technology (10/03/25)
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  • Infrastructure Security Team Lead

    GovCIO (Alexandria, VA)
    …Boundary Protection Services (perimeter defenses, DDoS protections, edge security ). + Authority to Operate ( ATO ) lifecycle, ensuring systems achieve and ... **Overview** GovCIO is currently hiring an Infrastructure Security Lead for our program with the US...and access management (ICAM), boundary protection services, and the Authority to Operate ( ATO ) program.… more
    GovCIO (10/29/25)
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  • Senior DevSecOps Engineer - Cloud

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    …guidance on secure cloud architecture patterns + Lead security assessments and Authority to Operate ( ATO ) processes + Interface with the customer ... environments. **Responsibilities** + Design and implement CI/CD pipelines incorporating security controls for cloud environments (AWS GovCloud, Azure Government,… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    …activities to ensure system compliance and security posture. + Maintain system Authority to Operate ( ATO ) in alignment with cybersecurity standards and ... **MANTECH** is seeking a motivated, career-oriented **Principal Cyber Security Engineer** to join our dynamic team in **Chantilly, VA** . In this role, you will lead… more
    ManTech (10/21/25)
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  • DevSecOps Engineer

    TekSynap (Reston, VA)
    …time while maintaining security posture. + Develop and operate Authority to Operate ( ATO )-ready testing environments and compliance pipelines. + ... CI/CD workflow to enforce zero-trust principles and achieve repeatable ATO packages + Collaborate with security and...achieve repeatable ATO packages + Collaborate with security and accreditation teams to document security more
    TekSynap (09/18/25)
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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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  • 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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  • Insider Threat Program Information System…

    Leidos (Washington, DC)
    …or reaccredited through the DHS's certification and accreditation process. + Review all ongoing Authority to Operate ( ATO ), Authority to Connect (ATC) ... Framework (RMF) + Extensive experience with ICD-503 + Extensive experience developing security accreditation packages and achieving Authorities to Operate (ATOs)… more
    Leidos (10/24/25)
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  • RMF Cyber Security Analyst Senior

    SAIC (Quantico, VA)
    …report on Plan of Action and Milestone (POA&M) items; RMF Status, Annual Assessment, Authority to Operate ( ATO ) and Continuous Monitoring actions. + ... **Description** **Introduction:** Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform… more
    SAIC (10/23/25)
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  • Information Systems Security Manager…

    General Dynamics Information Technology (Bethesda, MD)
    …Manage multiple projects throughout Authorization and Accreditation (A&A) process from concept to Authority to Operate ( ATO ) + Coordinate with system ... your opportunity to make a personal impact as an Information Systems Security Management professional supporting customer activities. GDIT is your place to make… more
    General Dynamics Information Technology (10/22/25)
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  • Splunk Security Engineer (TS/SCI) (Ft.…

    SMX (Fort Belvoir, VA)
    …redundancy. + Compliance and Security : + Maintain RMF (Risk Management Framework) ATO ( Authority to Operate ) compliance for the Splunk system, ensuring ... Splunk Security Engineer (4672) (TS/SCI) (Ft. Belvoir, VA)at SMX(View...managing Splunk environments to support the organization's data analytics, security , and operational goals. This role focuses on onboarding… more
    SMX (10/03/25)
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  • Information System Security Officer (ISSO)

    St. George Tanaq Corporation (Washington, DC)
    …a critical role in supporting the Risk Management Framework (RMF) lifecycle, maintaining Authority to Operate ( ATO ) status, and enforcing cybersecurity ... Information System Security Officer (ISSO) WFH Flexible*Remote from MD, VA,...**About the Role** We are seeking an **Information System Security Officer (ISSO)** to support our federal government customer.… more
    St. George Tanaq Corporation (11/01/25)
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  • Information Systems Security Engineer

    SAIC (Chantilly, VA)
    …Subject Matter Experts (SMEs) on developing authorization packages in support of Achieving Authority to Operate ( ATO ) with required timelines. + Participate ... **Description** SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate will… more
    SAIC (08/07/25)
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  • Information System Security Officer ISSO

    TekSynap (Springfield, VA)
    …well as new IT Systems that are slated as new work products to develop an Authority to Operate ( ATO ) and follow-on Continuous Monitored system. As a ... **Responsibilities & Qualifications** **RESPONSIBILITIES** Information System Security Officer (ISSO) acts as the Designated Person(s) assigned to one or more… more
    TekSynap (10/25/25)
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  • Information System Security Officer

    Chenega Corporation (Arlington, VA)
    …to acquire and maintain an Information System's Authority to Operate ( ATO ) under the Federal Information Security Management Act (FISMA) of 2002. + Lead ... **Req ID:** 37610 **Summary** **Information System Security Officer (ISSO)** **Alexandria, VA** Are you ready...in support of their missions to sustain the national security and economic interests of our nation. SecuriGence is… more
    Chenega Corporation (09/15/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …Factor Authentication (MFA) solution + Manage Continuous Monitoring (CONMON) activities + Maintain Authority to Operate ( ATO ) + Provide status reports in ... ManTech seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer** to join our team in **Chantilly, VA.**...to join our team in **Chantilly, VA.** Senior Cyber Security engineers are responsible for the quality of cyber… more
    ManTech (10/16/25)
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  • RMF Cybersecurity Analyst - TS/SCI with CI Poly

    ENS Solutions (Washington, DC)
    … Officer (CISO), and Authorizing Official (AO) to successfully justify the issuing an Authority to Operate ( ATO ). + Acting as an appointed Information ... with ensuring our IT engineering solutions meet the highest security standards, that they adhere to all applicable standards,...+ Assisting with the transition of systems granted an ATO to the Operations branch and the assignment of… more
    ENS Solutions (09/20/25)
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  • RMF Test & Evaluation SME (TS/SCI) (Hybrid)

    Koniag Government Services (Alexandria, VA)
    …visibility to Authorizing Officials (AOs) and cybersecurity leadership. + Support authority -to- operate ( ATO / ATO -equivalent) decisions by providing ... on test planning, execution, independent verification, and validation of security , resiliency, survivability, and continuous monitoring activities. They will partner… more
    Koniag Government Services (10/31/25)
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  • AI Project Manager

    TekSynap (Reston, VA)
    …innovation velocity with operational reliability, maintainability, and security constraints. ** ATO Planning & Compliance Enablement** + Oversee Authority to ... posture. + Facilitate cross-functional collaboration across engineering, data science, security , and operations teams to synchronize milestones and dependencies.… more
    TekSynap (09/18/25)
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