• Modeling and Simulation, Associate

    The MITRE Corporation (Bedford, MA)
    …or obtain, within one year from the date of hire, the following clearance(s): Top Secret /SCI Salary compensation range and midpoint: $80,000 - $100,000 - ... Summary: The ADI Department is seeking an entry-level Modeling and Simulation Engineer to contribute to the design, implementation, and analysis of models and… more
    The MITRE Corporation (11/14/25)
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  • System Administrator

    CACI International (College Park, MD)
    …seeking a System Administrator to join our team. **Responsibilities:** As a Mid-Level Linux Infrastructure Engineer with Networking Experience, you will play a ... Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to… more
    CACI International (11/08/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …technology concepts, platforms, and technologies, including Microsoft Windows and/or Linux operating systems , and system virtualization (multiple hypervisors) ... life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and...Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and… more
    M. C. Dean (12/13/25)
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  • Site Reliability Developer 3

    Oracle (Austin, TX)
    …or Systems Engineering roles managing production services. + Deep expertise with Unix/ Linux systems , particularly Oracle Linux . + Experience in kernel ... Ansible, and software development, ensuring the reliability, scalability, and efficiency of our systems . As a Senior Site Reliability Engineer , you will be… more
    Oracle (12/12/25)
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  • IT Manager Software Factory - SW Engineering Tools…

    BAE Systems (Aurora, CO)
    …TCP/IP, DNS, load balancing, and firewall configuration + Knowledge of Linux /Unix systems administration and troubleshooting + Familiarity with monitoring ... **Job Description** BAE Systems is seeking a seasoned DevSecOps Team Manager...months of hire + Proven experience as a DevOps Engineer or a similar role + Knowledge of on-premises… more
    BAE Systems (01/08/26)
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  • System and Network Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …chn ical skill and careful planning. That's why we need you, an experienced network engineer who knows how to develop the exact network the DoD needs. As a network ... engineer on our team, you'll use your experience in...and increase security, reliability, and availability for mission-critical network systems . You'll apply your expertise in routing and switching,… more
    BOOZ, ALLEN & HAMILTON, INC. (12/22/25)
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  • Database Administrator (Onsite)

    RTX Corporation (Largo, FL)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, ... a rapidly evolving global market. Collins Aerospace is seeking an Onsite SQL Engineer to maintain multiple MSSQL, PostgreSQL and MySQL instances. The ideal candidate… more
    RTX Corporation (11/08/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    …and on-premise contexts **Minimum Qualifications:** + 10+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of ... professional engineering discipline; an additional 5 years of System Engineer experience might be substituted for a degree. +...program start to obtain it + Proficiency in administering Linux operating systems . + Experience with Windows… more
    ManTech (12/24/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    …and general support for Windows Server 2022 environments, Windows 10/11 client systems , and various Linux distributions (eg, Rocky,CentOS, RHEL) within both ... **Minimum Qualifications:** + 20+ years of experience as a Systems Administrator or Cloud Engineer supporting programs...of your program start date. + Proficiency in administering Linux operating systems . + Experience with Windows… more
    ManTech (12/24/25)
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  • 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 ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...+ Experience in any or all of the following systems : UNIX, web-based applications, operational chat rooms, SUN and/or… more
    CACI International (12/07/25)
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