Senior Systems Administrator
Shield Consulting Solutions
Shield Consulting Solutions seeks a senior System Engineer in Laurel, MD, to support complex, secure environments requiring TS/SCI with polygraph. This full-time role focuses on enterprise Linux, automation, and virtualization platforms. The ideal candidate has extensive hands-on experience with RedHat Linux, Ansible, and VMware, plus a strong discipline for security, compliance, and collaboration with cross-functional teams. Comprehensive benefits apply from day one. #J-18808-Ljbffr
$170k - $220k
Worker Type Regular Job Description Summary The primary role of the System Administrator is to manage and support mission-critical IT infrastructure. This role involves day-to-day operations, troubleshooting, and maintenance across Windows and UNIX systems. You'll...SeniorPermanent employmentFull timeContract workWork experience placementLocal area- ...Shield Consulting Solutions, Inc. is seeking a highly experienced System Engineer with an active TS/SCI w/ Polygraph clearance. The role expects Linux and Windows server administration, automation using Puppet and Ansible, and strong scripting in PowerShell, Python, and...SeniorRemote work
- ...Omniscius Consulting is looking for an experienced Senior Systems Administrator in Laurel, MD, to manage and support the lifecycle of mission-critical applications. The ideal candidate will have strong backgrounds in Windows and Linux administration, cloud infrastructure...Senior
- ...do not apply if you do not currently possess this level of clearance. Telework: None Basic Requirements: 20 years experience as a system engineer Bachelor’s degree in a technical discipline 5 additional years of experience as a system engineer may be substituted for a...SeniorFull timeImmediate startRemote work
- ...Description The role of Agile Developer includes examining, planning, confirming, ensuring, executing, utilizing, and sustaining software systems. Employ discrete mathematics, probability, statistics, and related subjects in computer science and allied fields to intricate...Senior
$77.6k - $176k
...Job Number: R0232223 System Administrator, Senior The Opportunity Your technical expertise makes the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense? We're looking for a System...SeniorLocal area- ...Senior Systems Administrator (Laurel, MD) Active TS/SCI w/Polygraph REQUIRED Please do not apply if you do not currently possess this level of clearance. Telework: None Basic Requirements: Security+ Cert 20 years experience as a system engineer Bachelor’s degree in a...SeniorFull timeImmediate startRemote workShift work
$1,200 per month
...heard, and contributions directly drive mission success. Envision is seeking a motivated, career, and customer-oriented Senior Systems Administrator to join our team at Annapolis Junction, Maryland . This is an onsite position. Primary Responsibilities:...SeniorHourly payContract workWork experience placement$77.6k - $176k
...Job Number: R0232760 System Administrator, Senior The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work- We are seeking an experienced Senior Systems Administrator to support the lifecycle sustainment and modernization of mission-critical education, learning, and training applications supporting a Government enterprise. This role is ideal for an experienced systems administrator...SeniorFull time
$164k - $200k
...Responsibilities Perform IAVA patching and reporting across enterprise systems. Maintain and administer Windows Server (various versions)... ...(GPOs) and perform PowerShell scripting for automation and administrative tasks. Utilize AWS services, including EC2, Lambda functions...Senior$164k - $200k
Belay Technologies is seeking a Senior System Administrator to join our intel team. You will support CNO Capabilities as a senior System Administrator and technical contributor responsible for sustaining and evolving a high-performance operational IT environment. This is...SeniorContract workWork at officeRelocation- ...MANTECH seeks a motivated, career- and customer-oriented Sr Cloud System Administrator to join our team in Annapolis Junction, MD. Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our...SeniorWork at office
$123k - $146k
...Overview Senior System Administrator for Advanced Security Operations Capabilities Join our team as a senior System Administrator responsible for sustaining and evolving a high-performance operational IT environment in support of advanced security operations. This role...SeniorRelocation- ...Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize...SeniorFor contractorsLocal area
- ...is proud to offer career growth opportunities and a competitive compensation and benefits package. Visit our website at: Senior System Administrator Candidate must have an active TS/SCI w/Poly The Senior System Administrator will maintain data files and control...SeniorFlexible hours
$103.8k - $218.1k
...Job Title: Senior System AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS... ...Capability to obtain privileged system access. Desired Linux administration (CentOS, RedHat). Docker and Kubernetes. Harbor container registry...SeniorContract workFor contractorsWork experience placementFlexible hours- ...Senior System Administrator for a funded role with quantifiable Linux system administration work experience to support a mission‑focused team. Position requires an active TS/SCI with Polygraph level clearance. US citizenship is required. Required Skills Linux Vmware Harvester...SeniorTemporary workWork experience placementLocal areaImmediate start
- ...Job Description Job Description Overview Senior Systems Administrator Location: On-Site at Customer Location (Annapolis Junction, MD) Clearance Required: TS/SCI with Poly Are you ready to take your systems administration expertise to the next level and...Senior
- ...McLean, VA . We currently have an immediate opening for a Sr. Systems Administrator to support our contract in Lanham, MD. Our government... ...requirement to provide support in Infrastructure Management for a Senior System Administrator, with strong Microsoft Hyper‑V...SeniorContract workWork at officeImmediate startRemote workMonday to Friday
$168k - $250k
...information theft and augment protections for our customers systems. If you are looking to join a company that provides... ...consider joining our team! Peterson is seeking a talented Senior Systems Administrator . Provides day to day systems administration and support...Senior- ...Job Description Job Description SITEC is seeking a Senior Systems Administrator to support lifecycle sustainment activities for commercial and custom-developed education, learning, and training applications. This role will join an existing technical team responsible...Senior
- ...to sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the System Administrator, you'll get to be responsible for providing network management and systems administration support to maintain the Agency’s High...SeniorVisa sponsorshipWork visa
- ...Job Description Job Description Description: The role of the System Administrator includes supporting the implementation, troubleshooting, and upkeep of Information Technology (IT) systems. This involves overseeing the IT system infrastructure and associated processes...Senior
$140k - $185k
...information theft and augment protections for our customers systems. If you are looking to join a company that provides... ...consider joining our team! Peterson is seeking a talented Senior Systems Administrator . Seeking an SA to provide support for the design, planning...Senior- ...Job Description Job Description Senior HPC Systems Administrator Omega Enterprise Solutions is a Maryland-based, Service-Disabled Veteran-Owned Small Business (SDVOSB) with a special focus on the U.S. Department of Defense (DoD) and Intelligence Community (IC...SeniorFull time
- ...Job Description Job Description Job Description Vetegrity is looking for System Administrators with 15+ years if experience. This Position requires a TS/SCI with a Full Scope Polygraph. See more details below. Job Duties: - Provide support for implementation...SeniorTemporary workLocal area
- ...The Johns Hopkins University Applied Physics Laboratory is seeking a Linux System Administrator to join the RF Engineering group. In this role, you will manage and secure Linux systems within classified environments. Your responsibilities will include maintaining infrastructure...Senior
- ...Power3 is seeking a Principal Systems Administrator (Linux) in Laurel, MD to join our infrastructure team. You will manage Linux VMs across OpenStack, AWS, and VMware environments, emphasize VM security, and work with DevOps tools like Ansible and Rancher to keep clusters...Senior
- ...CACI International Inc seeks a Systems Administrator 3 to join our Infrastructure team, supporting Linux VMs across OpenStack, AWS, and VMware environments. You will manage VM health, certificate lifecycle, and software updates while aligning with security requirements...Senior
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