• Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …system uptime. Required Qualifications: * Experience: Minimum of 10 years in systems administration roles * Education: Master's degree or Bachelor's degree ... Senior Linux System Administrator Clearance Required: Top Secret... Linux System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance,… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Senior Estimator (Mechanical / HVAC…

    EMCOR Group (Baltimore, MD)
    **Description** **Job Title: Senior Estimator (Mechanical)** **Report to: Vice President, Preconstruction** **Location: Baltimore, MD 21227** **Shift / Hours: ... hospitals, sports stadiums, convention centers, hotels, and research laboratories. The Senior Estimator is responsible for establishing and maintaining estimating … more
    EMCOR Group (09/29/25)
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  • Senior Storage Engineer

    ManTech (Camp Springs, MD)
    systems experience; that includes experience with NetApp systems administration support for large scale Windows /Linux environments. + 10 years+ of ... Numbers (LUNs), and making storage accessible to servers, operating systems , and databases. The Senior Storage Engineer...to servers, operating systems , and databases. The Senior Storage Engineer will also be instrumental in developing… more
    ManTech (09/03/25)
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  • FLEX Senior Director, Deployment Run…

    Marriott (Bethesda, MD)
    …is a temporary position. Onsite - 4-5 days in office. **JOB SUMMARY** The Senior Director, Run of Show (RoS) will be accountable for leading the development, ... As part of the BTO and aligned with the Global Command Center, the Senior Director, Run of Show will oversee all cutover orchestration activities across waves,… more
    Marriott (10/01/25)
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  • FLEX Senior Software Engineer - SEO

    Marriott (Bethesda, MD)
    …maintaining technical SEO enhancements across the diverse portfolio of Marriott's websites and systems . This individual will serve as a senior technical resource ... platforms: + Container platforms (Examples: OpenShift, Docker and Kubernetes) + Operating Systems : Red Hat Enterprise Linux, Oracle Linux, Windows , CentOS and… more
    Marriott (09/13/25)
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  • IT Vulnerability Senior Security Analyst

    General Dynamics Information Technology (Bethesda, MD)
    …Compliance,Vulnerability Assessments,Vulnerability Scanning **Certifications:** Certified Information Systems Security Professional (CISSP) | International ... GDIT is seeking an **IT Security Compliance Lead** / ** Senior Security Analyst** to support The **National Library of...role, you will work closely with the **NLM Information Systems Security Officer (ISSO)** and play a critical part… more
    General Dynamics Information Technology (09/30/25)
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  • Senior Storage Engineer

    ManTech (Camp Springs, MD)
    systems experience; that includes experience with NetApp systems administration support for large scale Windows /Linux environments. + 10+ years of ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior Storage Engineer** to join our team in...experience installing and configuring NetApp storage systems . + 10+ years of experience writing scripts with… more
    ManTech (09/25/25)
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  • Senior Database Administrator (Hybrid Work…

    CDM Smith (Baltimore, MD)
    …SQL, Oracle Autonomous DB, Amazon Aurora, Databricks, Snowflake). * Hands-on system administration experience with Windows Server and Linux (Oracle Linux/RHEL) ... **Business Unit:** COR **Job Description:** We are seeking a highly skilled Senior Database Administrator to support and maintain multiple Oracle E-Business Suite… more
    CDM Smith (09/16/25)
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  • Senior DevOps Engineer - Partial Telework

    GliaCell Technologies (Columbia, MD)
    …and Linux environments (RHEL 617/8, RHCSNRHCE CentOS) + Experience with Windows system administration , system monitoring, instrumentation, resiliency, and ... not possess this level of clearance. Are you a Senior -Level DevOps Engineer who is ready for a new...expertise that assists in sustaining critical mission-related software and systems to a large government contract. Key Responsibilities: +… more
    GliaCell Technologies (08/23/25)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following systems support in Reston VA or Bethesda, MD office: ... key tasks: DUTIES * Perform Linux builds, installs, configuration, administration , and troubleshooting of both Linux and Windows... administration , and troubleshooting of both Linux and Windows platforms to include but not limited to base… more
    Vexterra Group (07/15/25)
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