• System Adminstrator - US Citizenship Required

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …working with automated CI/CD pipelines. * Troubleshooting Skills: Strong ability to troubleshoot Windows and Linux operating systems . * Security and ... years of experience Unix system administration * Proficiency in Linux systems troubleshooting. * Experience in patch...as AWS Certified SysOps Administrator or Red Hat Certified Engineer (RHCE) are a plus. * Security best practices… more
    CGI Technologies and Solutions, Inc. (12/11/25)
    - Related Jobs
  • System Administrator

    TekSynap (Arlington, VA)
    …** toadminister and sustain JPO's classified and unclassified systems , applying patches,monitoringuptime, and ensuring compliance in cloud-native environments. ... degree in IT, Computer Science, or related. + 5+ years system administration ( Linux / Windows ) in hybrid or cloud environments. + Experience with CNCF ecosystem… more
    TekSynap (10/02/25)
    - Related Jobs
  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …System Support._ **_System Administrator Job Description:_** + Performs tasks as Red Hat Linux Systems Engineer and Administrator, develops kernels and other ... Required Tasks:_** + Performs duties as System Administrator on systems using Linux , Windows , and...US Citizen. + Must be a Red Hat(R) Certified Engineer (RHCE(R)) and Red Hat Certified System Administrator (RHCSA)… more
    Gromelski & Associates, Inc. (12/17/25)
    - Related Jobs
  • Network Administrator 3 -Tyson's

    M. C. Dean (Vienna, VA)
    …hardware technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/ LINUX , CISCO IOS, Windows Server, and ... . As a leader and premier provider of cyber-physical systems , we spearhead the design, construction, operation, and maintenance...worldwide, is the driving force behind our ability to engineer and deploy automated, secure, and resilient power and… more
    M. C. Dean (11/26/25)
    - Related Jobs
  • Lead Security Assessor

    Foxhole Technology, Inc (Alexandria, VA)
    …+ Experience withthe following technologies: Windows Server and Workstation O/S, Windows Exchange Server, UNIX/ Linux (Red Hat) Server O/S, Network (CISCO) ... **Overview** **Job Title: Lead Security Engineer - Reviewer** **Clearance: Top Secret with SCI...services and solutions that solve operational gaps, operate critical systems , and protect and secure the enterprise - across… more
    Foxhole Technology, Inc (12/19/25)
    - Related Jobs
  • IT Support Specialist

    TekSynap (VA)
    …experience supporting Department of Defense (DoD) IT hosting solutions. + Experience administering Windows and Linux operating systems in large enterprise ... + Diagnoses and resolves customer-reported incidents involving hardware, software, and network systems . + Performs analysis of user requirements and IT processes to… more
    TekSynap (11/15/25)
    - Related Jobs
  • Network Administrator

    Nightwing (Sterling, VA)
    …and security breaches. + Operating Systems : Familiarity with various operating systems ( Windows , Linux , macOS) and their networking configurations. + ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/26/25)
    - Related Jobs
  • Information Technology Subject Matter Expert

    TekSynap (VA)
    …(AWS) management and administration. + Windows Server and Red Hat Enterprise Linux (RHEL) operating systems . + Oracle and Microsoft SQL Server database ... software integration across business areas, ensuring interoperability in open systems and client-server environments. + Conducts system planning and analysis… more
    TekSynap (11/08/25)
    - Related Jobs
  • Software Developer/SME

    Amentum (Chantilly, VA)
    …develop software solutions, employing technologies such as C#, C++, SQL Server, Microsoft Windows Server, and Linux . + Monitor, troubleshoot, and enhance system ... mission. **Your Impact:** We are seeking a talented and experienced Senior Software Engineer to join our dynamic team. The ideal candidate will have over 10… more
    Amentum (10/27/25)
    - Related Jobs
  • Senior Cyber Capability Developer

    TekSynap (Springfield, VA)
    …C++, C#, Python, and Java. + Experience working on multiple OS platforms, including Linux , MacOS, Windows , Android, and iOS. + Demonstrable ability to review ... & Qualifications** **RESPONSIBILITIES** The Senior Cyber Capability Developer (Reverse Engineer ) is an accomplished technical professional specializing in the… more
    TekSynap (11/19/25)
    - Related Jobs