• Senior Network Engineer

    Leidos (Columbia, MD)
    …support for service restoration. + **Clearance Required: Must have an active TS / SCI with Polygraph.** **Preferred** **Qualifications:** + Expertise in Network ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (12/17/25)
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  • Vice President, Growth and Strategy - Cyber…

    Leidos (Columbia, MD)
    …+ Experience leading distributed teams in fast-paced, high-growth environments. + Active ** TS / SCI ** security clearance (or ability to obtain and maintain). If ... will be responsible for expanding Leidos' presence across cyber operations , mission software, signals intelligence, multi-domain operations , intelligence… more
    Leidos (12/03/25)
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  • Senior CNO Developer

    ManTech (Hanover, MD)
    …tools (JIRA, Confluence, Crucible) **Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph security clearance and be willing and able to ... CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be part of a dynamic team...debugging of software applications and systems + Applying expert knowledge of network and security concepts to support capability… more
    ManTech (12/20/25)
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  • IT Infrastructure Support Specialist w/Poly

    BigBear.ai (Hanover, MD)
    … Systems or related field plus 7 years of relevant experience + Clearance: TS / SCI w/Poly + Experience with Public Key Infrastructure (PKI), Attribute Based ... IT Infrastructure Support Specialist to support to an existing Operations Center for a suite of Identity, Credential, and...Access Control (ABAC), and Entitlements Management + Knowledge of LDAP directories, SQL, and RESTful services +… more
    BigBear.ai (12/06/25)
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  • Expert CNO Developer

    ManTech (Hanover, MD)
    …tools (JIRA, Confluence, Crucible) **Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph security clearance and be willing and able to ... CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be part of a dynamic team...debugging of software applications and systems + Applying expert knowledge of network and security concepts to support capability… more
    ManTech (11/21/25)
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  • Systems Engineer W/Poly

    BigBear.ai (Hanover, MD)
    …be substituted for a bachelor's degree for a total of 12 years. + Active TS / SCI clearance with a polygraph + 7+years of System Engineering experience in programs ... you will do + Analyzes user requirements, the concept of operations documents, and high-level system architectures to develop system requirements specifications.… more
    BigBear.ai (11/19/25)
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  • ICAM Engineering Support Staff 24x7

    Leidos (Hanover, MD)
    …adapting quickly to evolving technologies and environments. Basic Qualifications + Active TS / SCI clearance with polygraph up front is required (no exceptions). ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (10/24/25)
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  • Senior CNO Software Engineer

    ManTech (Hanover, MD)
    …Atlassian tools (JIRA, Confluence, Crucible) **Clearance Requirements:** + An active/current TS / SCI with Polygraph is required. **Physical Requirements:** + Must ... CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be part of a dynamic team...debugging of software applications and systems + Applying expert knowledge of network and security concepts to support capability… more
    ManTech (10/14/25)
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  • Senior Security Architect

    Red Gate Group (Washington, DC)
    …+ Perform additional duties as assigned in support of the mission + Clearance: Active TS / SCI (CI Poly preferred) + Education: Master's degree with 10 years of ... of emerging tools and technologies + Automate and streamline security operations and processes while advancing DevSecOps best practices across the organization… more
    Red Gate Group (12/18/25)
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  • Zero Trust Architect

    BOOZ, ALLEN & HAMILTON, INC. (Washington, DC)
    …federal or commercial organizations + Experience with AWS, Azure, or GCP + Active TS / SCI clearance Clearance: Applicants selected will be subject to a security ... together. Are you ready to use your combination of knowledge , skill, and experience to take on the toughest...need to meet eligibility requirements for access to classified information ; Secret clearance is required. Compensation At… more
    BOOZ, ALLEN & HAMILTON, INC. (12/07/25)
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