• Senior Security Administrator

    Nightwing (Annapolis Junction, MD)
    …in the intelligence community, defense, civil, and commercial markets. Nightwing is seeking a ** Senior Security Administrator ** who will play a critical role ... Lead the design, implementation, management, and continuous improvement of enterprise-wide security systems and protocols. + Safeguard the confidentiality,… more
    Nightwing (12/29/25)
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  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Security WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... the Role** We are seeking a ** Senior System Administrator - Network Security **...a related field. + Professional Certifications such as CompTIA Security + or Certified Information Systems Security more
    St. George Tanaq Corporation (11/18/25)
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  • Senior Network Administrator

    ManTech (Key West, FL)
    …awareness programs, promoting a culture of security awareness + The Senior Network Administrator provides direction and mentorship to subordinate staff ... Foundation certificate. Cisco Certified Internetwork Expert (CCIE), Certified Information Systems Security Professional (CISSP), Cloud Certifications (eg, AWS,… more
    ManTech (12/30/25)
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  • Senior Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & ... much more. **Join us and make a difference in National** ** Security !** As a Senior Systems Administrator you will play a vital role in maintaining the… more
    Leidos (11/15/25)
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  • Network Administrator , Senior

    RTX Corporation (Tucson, AZ)
    security clearance​ ** Security Clearance:** Secret - Current **Network Administrator , Senior Analyst (P2)** ** Senior Analyst, Information Workplace ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/05/25)
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  • Network Administrator - Hybrid (New York…

    Charles B. Wang Community Health Center (Queens, NY)
    …including network infrastructure maintenance, network security , monitoring network system performance and network stability. The Network Administrator will ... for network functioning and security with the Senior Network Administrator . This is a hybrid...support + Domain client/server maintenance + Support for enterprise systems planning/rollouts + Disaster recovery planning + Perform other… more
    Charles B. Wang Community Health Center (11/06/25)
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  • Senior IT System

    BAE Systems (Nashua, NH)
    …your career with BAE Systems . BAE Systems is seeking a Senior Closed Area Systems Administrator to provide comprehensive technical and operational ... support for classified IT systems . This position requires a seasoned IT professional with...be available based on position level and/or job specifics. ** Senior IT System Administrator ** **118849BR**… more
    BAE Systems (12/04/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …clinical data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data ... system monitoring, upgrade, usage monitoring and reporting, system performance, security , networking and metrics, etc....System is one of the largest academic medical systems in the New York metro area, with more… more
    Mount Sinai Health System (12/22/25)
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  • Senior Cloud Systems

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... system and applications are compliant with customer system security requirements and processes + Identify,...be available based on position level and/or job specifics. ** Senior Cloud Systems Administrator ** **115946BR**… more
    BAE Systems (12/09/25)
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  • Senior Systems Administrator

    TekSynap (IA)
    …management and implement effective solutions in a timely manner. **Overview** We are seeking a Senior Systems Administrator to join our team. TekSynap is a ... and provides system configuration change and upgrade recommendations. + Increases system administrator efficiency and accuracy via the use of automated tools… more
    TekSynap (11/15/25)
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