• Cybersecurity Network Defense

    GovCIO (Annapolis, MD)
    …in Radford, VA and will be a remote position. **Responsibilities** The Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer ... USD $150,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6786/ cybersecurity - network - defense - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_… more
    GovCIO (09/25/25)
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  • Systems Administrator 2

    Nightwing (Annapolis Junction, MD)
    …vulnerabilities, characterization, information assurance, and emerging technologies to expand cybersecurity solutions. Job Description: The Systems Administrator ... demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data… more
    Nightwing (10/13/25)
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  • Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …agility, and competitive offerings to customers in the intelligence community, defense , civil, and commercial markets. The Systems Administrator will ... demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data… more
    Nightwing (09/22/25)
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  • Systems Administrator 3 - 23829 (FS Poly…

    Huntington Ingalls Industries (Fort Meade, MD)
    …interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity , network architecture, reverse engineering, software and hardware ... network administrators. + Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance,… more
    Huntington Ingalls Industries (10/07/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …world. By combining unique technologies with deep domain expertise across cybersecurity , missile defense , space, connected infrastructure, transportation, smart ... and redefine what's possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack as we continue… more
    Parsons Corporation (12/04/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description System Administrator Level 2 Provides ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides Tier I (Help Desk) and… more
    Synergy ECP (10/22/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Level 1 System Administrator Provides support for ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides Tier I (Help Desk) and… more
    Synergy ECP (10/28/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. The selected ... also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in...level hardware and software + Plan, implement, and operate network services and systems, to include hardware and virtual… more
    RTX Corporation (11/19/25)
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  • Senior Systems Administrator (Systems…

    Huntington Ingalls Industries (Hanover, MD)
    …interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity , network architecture, reverse engineering, software and hardware ... Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a...HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team in Hanover, MD.… more
    Huntington Ingalls Industries (11/25/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Synergy ECP, a platform company with Falfurrias Capital ... talented, dedicated staff to provide a broad range of services to the defense and intelligence industries. Our capabilities are focused on software engineering, … more
    Synergy ECP (11/30/25)
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