• Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    …Systems Administrator will Configure and manage primarily Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots, ... in the resolution process + Configure and manage primarily Linux/ Unix (or other applicable) operating systems and...the IAT Level I position. + A Redhat Certified Engineer (RHCE) certified + Certified Azure Administrator Associate. One of… more
    CACI International (09/25/25)
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  • Systems Administrator 1

    Amentum (Annapolis Junction, MD)
    …and remains involved in the resolution process. + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, ... & Intel space? If so, look no further. Amentum is seeking a ** Systems Administrator** to join our team of passionate individuals in **Annapolis Junction, MD**… more
    Amentum (07/19/25)
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  • Software Quality Assurance Testers

    Guidehouse (New Carrollton, MD)
    …development methodologies. + Exposure to enterprise platforms including Windows, Linux, UNIX , and mainframe systems . + Experience working with relational ... tracking. + **Cross-Platform Testing** : Comfortable testing across Windows, Linux, UNIX , and mainframe systems . + **Database Validation** : Experience… more
    Guidehouse (09/28/25)
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  • Software Engineers

    Artera Technologies (Annapolis Junction, MD)
    …deploying full-stack solutions for high-profile tools supporting our client's mission-critical systems . Optimization and load management is the primary focus in this ... + Develops, maintains, and enhances complex and diverse software systems (eg, processing-intensive analytics, novel algorithm development, manipulation of extremely… more
    Artera Technologies (09/22/25)
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  • Journeyman Software Quality Assurance Tester

    Guidehouse (New Carrollton, MD)
    …development methodologies. + Exposure to enterprise platforms including Windows, Linux, UNIX , and mainframe systems . + Experience working with relational ... tracking. + **Cross-Platform Testing** : Comfortable testing across Windows, Linux, UNIX , and mainframe systems . + **Database Validation** : Experience… more
    Guidehouse (09/28/25)
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  • Lead Software Developer

    Lumen (Annapolis, MD)
    …on our team leverage their experience to collaboratively help design and engineer solutions and implement in an iterative manner. We leverage modern frameworks ... and systems to implement our solutions. As a lead developer,...Experience with system, network, or security administration in a Unix -based environment + Knowledge of Internet networking protocols, topologies,… more
    Lumen (10/02/25)
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  • Lead BeyondTrust Consultant

    Cayuse Holdings (Annapolis, MD)
    …with enterprise security ecosystems. + Technical proficiency with **enterprise operating systems ** (Windows, Linux, Unix ) and **cloud platforms** (AWS, Azure, ... solutions into broader security ecosystems, including SIEM, ITSM, AD/IAM, and ticketing systems . + Design and deliver targeted training sessions to end-users and… more
    Cayuse Holdings (10/02/25)
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  • Cybersecurity Lead

    TekSynap (Bethesda, MD)
    …the NICHD have differing environments and needs. Operating environments include UNIX , Linux, Windows, and MAC. Similarly, software for system operation, management, ... : + Oversee routine vulnerability scanning capabilities across networks and systems . + Overseespatching, hardening and baselining activities across networks; ensures… more
    TekSynap (09/16/25)
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  • SIGINT Mission Planner/Scheduler

    CACI International (Annapolis Junction, MD)
    …* * * **Opportunity:** Join CACI as a SIGINT Mission Planner Scheduler Satellite Systems Engineer and work in a high speed resource management position designed ... simultaneously + Experience in any or all of the following systems : UNIX , web-based applications, operational chat rooms, SUN and/or Linux workstations,… more
    CACI International (09/04/25)
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  • Threat Research Analyst - Black Lotus Labs

    Lumen (Annapolis, MD)
    …**The Role** Black Lotus Labs has an opening for a Senior Lead Security Engineer that will leverage Lumen's unique visibility to hunt and scale discovery of evolving ... new methods, tools and programming languages. -User-level experience in a Unix -based environment. -Familiarity with extracting data through SQL. -Strong writing… more
    Lumen (09/17/25)
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