• Cleared IT Systems Administrator

    BAE Systems (Broomfield, CO)
    … Space and Mission Systems is seeking an experienced Linux System Administrator that will support the implementation, troubleshooting and maintenance of ... skills. \#LI-LO1 **Preferred Education, Experience, & Skills** + Red Hat Certified System Administrator (RHCSA). + Linux Foundation Certified System more
    BAE Systems (09/09/25)
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  • Telecommunications Network System

    Tri-State Generation and Transmission Association, Inc. (Westminster, CO)
    …position will be filled at one of four job grade levels: Telecommunications Network System Administrator I, job grade T3; Telecommunications Network System ... Administrator II, job grade T4; Telecommunications Network System Administrator III, job grade T5; or Senior Telecommunications Network System more
    Tri-State Generation and Transmission Association, Inc. (09/25/25)
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  • Omnissa Horizon and Citrix Systems

    BAE Systems (Westminster, CO)
    …real We Protect Those That Protect Us. We are seeking a Principal Systems Administrator with extensive experience designing, securing and maintaining Omnissa ... Apps and ADC s is also a plus. The Systems Administrator will be expected to team...etc.) + Proficiency in the following preferred: + Windows System Administration + VMware VCAP level experience managing Data… more
    BAE Systems (09/09/25)
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  • System Administrator

    General Dynamics Information Technology (Aurora, CO)
    …Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Associate with GDIT. A career in enterprise IT ... in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Associate you will help ensure today is safe and tomorrow… more
    General Dynamics Information Technology (08/01/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    Systems Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact at Booz ... engineering solution. Booz Allen is seeking a skilled Windows System Administrator to join our team. The...infrastructure to ensure optimal performance and security. As a Systems Administrator on our team, you have… more
    BOOZ, ALLEN & HAMILTON, INC. (10/07/25)
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  • Linux Systems Administrator II

    Epsilon, Inc (Lakewood, CO)
    **Linux Systems Administrator II** **Epsilon is now part of AMERICAN SYSTEMS !** We are pleased to announce Epsilon, Inc. has joined AMERICAN SYSTEMS . ... Architecture, and Project Management. **An average day:** As Linux Systems Administrator II, you will support the...federal or regulated IT environments. + Red Hat Certified System Administrator (RHCSA) or equivalent certification. **Other… more
    Epsilon, Inc (10/09/25)
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  • Project Systems Specialist - Unifier…

    Jacobs (Denver, CO)
    Jacobs Engineering is seeking a highly motivated Project Systems Specialist - Unifier Administrator to join our Project Controls and Technology team. In this ... construction programs through digital innovation. As an experienced Unifier Administrator and support you will have the ability to...systems and Networks. * Strong knowledge of Software system design and implementation of PIMS Systems .… more
    Jacobs (09/30/25)
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  • Senior Linux Systems Administrator

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Ten or more (10) years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (09/18/25)
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  • Principal Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... lasting impactful results. Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Fifteen (15) or more years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (08/11/25)
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  • Systems Administrator (TS/SCI…

    Fluor (Aurora, CO)
    …access level, and have favorably completed a government issued polygraph The Systems Administrator is highly knowledgeable within designated Industrial Control ... are met and manage virtual workstations and servers using VMWare. The Systems Administrator analyzes, evaluates, and proposes recommendations on innovative… more
    Fluor (07/30/25)
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  • Systems Administrator

    Northrop Grumman (Aurora, CO)
    …making history. Northrop Grumman Space Systems (NGSP) seeks to fill a ** System Administrator ** in the Payload and Ground Systems Division Engineering ... + Experience with NetApp storage + Perform as consulting Systems Administrator and subject matter expert for...requirements for solutions to problems by means of automated systems . + Recommend and implement system enhancements… more
    Northrop Grumman (09/26/25)
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  • Systems Administrator II

    DCCA (Aurora, CO)
    Systems Administrator II Location Aurora, CO Job Code 2055 # of Openings 1 Apply Now ... and a competitive compensation and benefits package. Visit our website at: www.dcca.com System Administrator II (Linux) Candidate must have an active TS/SCI w/… more
    DCCA (08/22/25)
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  • Network- System Administrator I

    Global Resource Solutions (Denver, CO)
    …motivated, detail orientated, and talented individual for the position of Network/ System Administrator I. Job Description: Summary: The Network/ System ... FTP, & SSL + Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required + Interface with local customers… more
    Global Resource Solutions (09/29/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …The Northrop Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at… more
    Northrop Grumman (09/23/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Come be a part of our mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in Aurora, Colorado. **Job ... the following:** + Perform as a Linux and Windows System Administrator on large government contracts. +...NAS Storage + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (09/11/25)
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  • System Administrator

    Lumen (Denver, CO)
    …the future. **The Role** Lumen Technologies is seeking a highly skilled and motivated Systems Administrator III - SQL Database Administrator to join our ... a strong understanding of SQL scripting, database management, and system automation. **Location** This is a hybrid position, the...+ Build customized reports for Lenel and CCURE 9000 systems + Develop SQL scripts to generate automated reports… more
    Lumen (10/05/25)
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  • Systems Administrator , Mid

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    Systems Administrator , Mid The Opportunity : What if you could use your hardware and sof tware skills to improve the technology supporting the intelligence ... community ( IC ) ? With so much relying on complex systems , a skilled systems administrator can be the difference that makes a project successful. We're… more
    BOOZ, ALLEN & HAMILTON, INC. (10/03/25)
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  • Systems Administrator III

    TEKsystems (Greenwood Village, CO)
    Systems Administrator - Operations Focus Overview: We're looking for an experienced Systems Administrator to join a team focused on maintaining and ... improving core infrastructure. This role emphasizes operational excellence, system reliability, and proactive issue resolution across servers, networks, and… more
    TEKsystems (10/03/25)
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  • Linux System Administrator /ONSITE

    TEKsystems (Boulder, CO)
    …normal working hours Skills Linux, python, shell script, perl, Red hat, Scripting, System administrator Additional Skills & Qualifications Works as a team member ... DNS, DHCP, LDAP, SMTP, Federated identity configurations, and authentication systems * Advanced skill in allocating system ...authentication systems * Advanced skill in allocating system resources * Ability to work in a team… more
    TEKsystems (10/09/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    ManTech is seeking a **Linux** ** System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization effort and ... to:** + Support implementation, troubleshooting, and maintenance of IT systems + Manage IT infrastructure and ensure system... systems + Manage IT infrastructure and ensure system availability and performance + Perform day-to-day system more
    ManTech (08/08/25)
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