• Cross Domain Solutions Administrator (ONI)

    FGS, LLC (Suitland, MD)
    …firmware updates, system and network troubleshooting, and system integration of Unix and Linux operating systems running on SPARC/x86 hardware supporting the ONI ... of all CDS systems + Installation, configuration and system hardening of Unix/ Linux operating systems + Installation and configuration of GOTS and COTS… more
    FGS, LLC (11/22/25)
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  • Senior DevOps Engineer (Hybrid)

    Huntington Ingalls Industries (Hanover, MD)
    …knowledge in Kubernetes and Container Orchestration, Configuration Management, CI/CD, Automation, AWS, Linux systems administration , Scripting in Bash and ... Minimum Qualifications + + Security Clearance - A current Top Secret US Government Security Clearance is...deployment and management of infrastructure. + Proficient knowledge of Linux , including system administration and troubleshooting. +… more
    Huntington Ingalls Industries (08/29/25)
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  • Systems Engineer

    KBR (Fulton, MD)
    …shape the future of space defense. Job Description: + Responsible for systems administration support, engineering support, integration, test, and deployment ... RMF security policy and procedures documents. Minimum Qualifications: + Top Secret with SCI. + Requires 5...physical and virtual infrastructure hosting one or more Operating Systems : Windows, Linux , Solaris, UNIX, and/or AIX… more
    KBR (10/14/25)
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  • DevSecOps Engineer

    SMX (Boulder, CO)
    …+ Experience with version control using Git + Systems and service administration in a Linux environment, including the installation and maintenance of ... require the ability to obtain a US government DoD Top Secret Security clearance. Interim or Active...+ At least one year of professional experience using Linux operating systems . + Detail-oriented and good… more
    SMX (10/29/25)
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  • System Administrator

    Shuvel Digital (Reston, VA)
    …information technology, mathematics, or related field. + 3-5 years of experience working in Linux Systems Administration or a related field with experience ... Clearance Level: TS /SCI US Citizenship: Required Job Classification: Full Time...Describe the Work: GITI is looking for a mid-level Systems Administrator with experience in installing, configuring, troubleshooting, and… more
    Shuvel Digital (11/12/25)
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  • Facility Security Officer/Information System…

    BAE Systems (Largo, FL)
    …Experience, & Skills** + An Active Secret Clearance with eligibility to obtain a Top Secret clearance + Minumum of a High School diploma and 6 years of ... + Experience with auditing and certifying compliance of various systems (Windows, Linux , Network Devices and peripherals)...Management for Possessing Facilities Certificate (via CDSE) + Final Top Secret Clearance + Experience with DISS,… more
    BAE Systems (10/07/25)
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  • Software Engineer 3

    Synergy ECP (Columbia, MD)
    …and multi-threaded programming 6+ years experience in Network Information Service and UNIX/ LINUX operating systems (RedHat, CentOs, etc) 6+ years of experience ... age, disability, veteran status, or any other protected class. Clearance Required: TS /SCI Other Requirements: US Citizenship 1 Fulltime Software Engineer Level 3-… more
    Synergy ECP (10/22/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …and support accreditation efforts. **What Required Skills You'll Bring:** + **Active Top Secret /SCI with Full Scope Polygraph** + Bachelor's degree in ... or DoD. + Strong proficiency in managing Windows and Linux operating systems . + Extensive experience with...+ Microsoft Azure Certifications **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is… more
    Parsons Corporation (09/04/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …development environment, and Cloud automation. The SysA demonstrates strong Linux /Windows administration experience, including package management, security ... are transitioned to customers in a timely manner. Required Skills: + Operating Systems : Extensive knowledge of Windows and Linux operating systems . +… more
    Nightwing (09/26/25)
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  • ADC Engineer II, Amazon Dedicated Cloud Relational…

    Amazon (Seattle, WA)
    …Essentials) or SSCP ( Systems Security Certified Practitioner) - 3+ years Linux systems administration experience - 3+ years technical troubleshooting ... Web Service is building some of the largest distributed systems in the world. Amazon's database offerings like Aurora,...(TCP/IP) - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above… more
    Amazon (11/14/25)
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