• ISSE Senior - with TS/SCI Poly

    Amentum (Columbia, MD)
    …and technology, including access/control, authorization, identification and authentication, Public Key Infrastructure (PKI), network and enterprise security ... and technology, including access/control, authorization, identification and authentication, Public Key Infrastructure (PKI), network and enterprise security more
    Amentum (10/14/25)
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  • (Mid. or Senior ) System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …a complex IT environment with multiple logins and associated supporting storage and network infrastructure . The role requires an energetic, focused, and driven ... protocols and standards + Must have experience with Network Security Technologies (eg Multiple Domain, PKI,...and career development. MId. Salary Range: $114,000 to $164,000 Senior Salary Range: $164,000 to 200,000 Belay Technologies is… more
    Belay Technologies (10/01/25)
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  • Senior Cyber Threat Hunter

    Leidos (Adelphi, MD)
    infrastructure . + Collaborate with internal and external stakeholders, including IT, network , and security teams, to improve the overall cybersecurity posture ... This position will support a large Department of Defense (DOD) Cyber Security Service Providers (CSSP) and is responsible for proactively identifying, investigating,… more
    Leidos (10/23/25)
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  • Senior OT Cyber Engineer

    Bechtel Corporation (Reston, VA)
    …CISSP, Security + CE security certifications + Proficiency in network security , L2/L3 networking, and virtual environments. # Total Rewards/Benefits: For ... to create a lasting positive impact. We serve the Infrastructure ; Nuclear, Security & Environmental; Energy; Mining...in our Impact Report . # Job Summary: The Senior Operational Technology (OT) Cybersecurity Engineer operates as part… more
    Bechtel Corporation (11/06/25)
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  • Network Engineer

    Noblis (Washington, DC)
    …and operations enhancing our nation's aviation system. This is a senior role incorporating enterprise network architecture, project engineering, engineering ... + Providing technical subject matter expertise for investment analysis. + Creating security authorization briefs for reviews of enterprise network components. +… more
    Noblis (10/04/25)
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  • Senior Cybersecurity Internal Controls…

    TekSynap (Radford, VA)
    …field, or equivalent years of relevant experience. **Overview** We are seeking a Senior Cybersecurity Network Defense Administratorto join our team supporting an ... **RESPONSIBILITIES** + Manage the Assured Compliance Assessment Solution (ACAS) infrastructure , including system configuration, scanning schedules, reporting, and vulnerability… more
    TekSynap (10/25/25)
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  • Senior DevOps Engineer

    Insight Global (Austin, TX)
    …base articles, technical bulletins, and other documents in support of the infrastructure . Operate in a security -first mindset, performing all other ... Job Description Our Cloud Infrastructure DevOps team plays a pivotal role in...issues Produce and maintain technical documentation in regard to network and system design and governance. Develop standard operating… more
    Insight Global (10/16/25)
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  • Senior System Administrator (Windows…

    Koniag Government Services (Chantilly, VA)
    …hands-on experience in a System Administrator, Network Administrator, or similar senior -level role. ** Security Clearance:** + Must possess at least an ... implement robust secure configurations using Secure Sockets Layer (SSL), Public Key Infrastructure (PKI), and Transport Layer Security (TLS), including expert… more
    Koniag Government Services (10/28/25)
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  • Senior Platform Engineer / Linux (Onsite)

    RTX Corporation (Dulles, VA)
    …a safer, more secure world. Raytheon Technologies (RTX) is seeking a ** Senior Platform Engineer** with well-rounded Linux Infrastructure Engineering expertise to ... of operational support to ensure the reliability, scalability and security . The ** Senior Platform Engineer** would be...program needs + You will ensure that all computer, network , and storage resources are maintained for mission use… more
    RTX Corporation (10/09/25)
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  • Senior IT Analyst

    Cartamundi (East Longmeadow, MA)
    …concepts. + Collaborate with network engineers to implement upgrades and ensure network security and performance. + Document network configurations and ... our greatest motivation. That's why we live different, play different. As a Senior Technical Analyst, you will be a key contributor to the stability, performance,… more
    Cartamundi (08/30/25)
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