• Senior Network Administrator

    ManTech (Doral, 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 (07/02/25)
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  • Senior Systems Administrator

    Exeter Government Services, LLC (Miami, FL)
    SCITES - Senior System Administrator Location: Doral, FL Required Clearance: TS or Secret w/SSBI (Tier 5 Investigation) Certifications: DoDM 8570 IAT Level ... experience Position Description: Exeter Government Services is seeking a Senior Systems Administrator (SA) to...acceptable performance and user accessibility, establish back-ups, and monitor system security + Appl y appropriate OS… more
    Exeter Government Services, LLC (06/08/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Mary Esther, FL)
    …Yes **Job Description:** Seize your opportunity to make a personal impact as a Senior Systems Administrator supporting Air Force Special Operations Command ... projects and grow a rewarding career. At GDIT, people are our differentiators. As a Senior Systems Administrator you will help ensure today is safe and… more
    General Dynamics Information Technology (07/05/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Macdill AFB, FL)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Systems Administrator Senior ** with GDIT. A career in ... part in improving how agencies operate. At GDIT, people are our differentiators. As a Systems Administrator Senior you will help ensure today is safe and… more
    General Dynamics Information Technology (07/19/25)
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  • Senior Systems Administrator

    ManTech (Doral, FL)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Systems Administrator ** to join our team in **Doral, FL** **.** **Responsibilities ... **Minimum Qualifications:** + BA/BS in field necessary to assume Senior Systems Administrator duties or...and automation (eg, PowerShell, Bash). + Deep understanding of system security best practices, hardening techniques, and… more
    ManTech (08/08/25)
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  • Senior Linux System

    Leidos (Orlando, FL)
    **Description** Are you an experienced ** Senior Linux System Administrator ** looking for your next challenge? Your search ends here! We have an exciting ... +, CompTIA Linux+, (RHCE) Red Hat Certified Engineer, (RHCSA) Red Hat Certified System Administrator ). **Original Posting:** July 3, 2025 For US Positions: While… more
    Leidos (07/04/25)
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  • Senior Systems Administrator

    PingWind INC (Doral, FL)
    Senior Systems Administrator - SCITES Doral, FL (http://maps.google.com/maps?q=Doral+FL+USA) Job Type Full-time Description Location:Doral, Florida Required ... career field Seeking an IT Microsoft Systems Administrator to help maintain the USSOUTHCOM Enterprise System...processes. + Download, stage and deploy systems -related security policies and updates to maintain information system more
    PingWind INC (05/14/25)
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  • Systems Administrator Senior

    PingWind INC (Doral, FL)
    Systems Administrator Senior Advisor...field Seeking an IT Microsoft Enterprise Systems Administrator to perform Systems Security ... the position a plus + Resolve incidents and problems. + Multiple networks and Systems Security auditing + Audits ACAS reports, re-scans, dashboards, HBSS / ESS… more
    PingWind INC (07/23/25)
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  • Senior Systems Administrator

    AssistRx (Orlando, FL)
    The Systems Administrator will play a lead role in managing and supporting AssistRX's Microsoft ecosystem (including Microsoft 365, Exchange Online, Teams, ... are properly routed, resolved, and documented. + Create and maintain system documentation, standard operating procedures, and technical knowledge base articles. +… more
    AssistRx (06/07/25)
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  • Senior Systems Administrator

    GovCIO (Tallahassee, FL)
    **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system ... $105,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6239/ senior - systems - administrator --%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID**… more
    GovCIO (07/09/25)
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