• Senior Linux Data Center Engineer

    Samsung SDS America (Plano, TX)
    …in infrastructure engineering + Data center operations, server hardware, Linux, and Windows system administration . (must-have) + Virtualization technologies ... is ideal for a seasoned infrastructure professional with deep expertise in Linux systems and high-performance computing (HPC). You will be at the forefront of… more
    Samsung SDS America (12/10/25)
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  • Cybersecurity Assessment and Authorization (A&A)…

    Huntington Ingalls Industries (Hanscom AFB, MA)
    …Practical IT experience across a range of environments and technologies such as Windows and Linux operating systems , containerized platforms, cloud services, and ... Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare … more
    Huntington Ingalls Industries (11/24/25)
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  • Senior Site Reliability Engineer

    HCA Healthcare (Nashville, TN)
    …understanding of SRE practices and implementations. + Expertise in knowledge of Linux and Windows Systems Administration and how to manage through code. + ... and accomplish goals without explicit direction/guidance from leadership. + Experience with system architectures, how software systems interact, and integrate +… more
    HCA Healthcare (11/08/25)
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  • Senior AWS Infra/DevOps Engineer

    Deloitte (Lake Mary, FL)
    …services such as VPC, EC2, S3, EBS, EFS, ELB, IAM + System Administration Experience with Ubuntu, RedHat Linux or Windows Server 2012R2/2016/2019/2022. + AWS ... certifications (associate and professional level), RedHat Linux system administration and HashiCorp Terraform certifications are preferrable + Experience with… more
    Deloitte (01/10/26)
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  • Operations & Maintenance Supervisor

    MD Anderson Cancer Center (Houston, TX)
    …leadership role, you'll oversee the maintenance and operation of critical building systems that support patient care, research, and administration . You'll manage ... maintenance operations. They should demonstrate technical expertise in plant equipment and systems , combined with leadership skills to manage teams effectively in a… more
    MD Anderson Cancer Center (01/07/26)
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  • DevSecOps (DSO) Engineer

    Space Dynamics Laboratory (North Logan, UT)
    …in cloud systems like Amazon AWS, EKS, Azure, and AKS. + Experience with Windows and Linux system administration , including Bash and PowerShell + Strong ... multiple engineering and IT disciplines to ensure software and systems are designed, built, and fielded in a secure,...engineering workloads + Assists in migrating the current on-premises system to the GCC High environment + Collaborates closely… more
    Space Dynamics Laboratory (12/14/25)
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  • Principal Infrastructure Lead Engineer (Onsite)

    RTX Corporation (Dulles, VA)
    … to include SW development environments and DevSecOps pipelines. + Experience with Windows and Linux system administration . + Experience with infrastructure ... need for an **Principal** **Infrastructure Lead Engineer - Classified System ** to lead and guide a small team of...needs a wide background to include modern IT infrastructure systems (compute, network, storage). The lead is also responsible… more
    RTX Corporation (11/04/25)
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  • Monitoring Lead- Application Hosting

    SAIC (Washington, DC)
    …Experience:** + Must have a minimum of 10 years of experience providing Service Management System administration services + Must have a minimum of 7- 8 years of ... outages requiring collaboration across multiple teams and infrastructure components + Systems administrator experience managing Windows and/or Linux operating … more
    SAIC (10/17/25)
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  • Classified Cybersecurity Senior ISSO

    Lockheed Martin (Stratford, CT)
    …Experience with IS auditing and investigations * Knowledgeable of operating system security requirements \( Windows /RHEL\) * Hands\-on experience with ... **Description:** * Oversee day\-to\-day information system security operations including auditing the IS, hardware,...implementations and RMF package authorizations\. * Carry out technical administration of IS in accordance with internal LM and… more
    Lockheed Martin (01/10/26)
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  • Cyber Security Engineer Technical Lead

    Lockheed Martin (Littleton, CO)
    …world? This new and emerging need is for a Security Operations Information System Security Manager \(ISSM\) on the SDA Transport Layer T1contract\. The ideal ... Monitoring Plan maintaining and updating software and hardware assets, perform system and network scanning, evaluations, and remediations, as well as champion… more
    Lockheed Martin (01/09/26)
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