Systems Administrator Senior
$123k - $136kECS Federal
Job DescriptionEverforth ECS Federal is seeking a Senior Systems Administrator to support a mission-focused federal IT program in Washington DC.Please Note: This position is contingent upon contract award.Salary Range: $123,000 - $136,000Join Everforth ECS Federal to keep secure mission systems running reliably for national security and law enforcement users. You will work with a collaborative infrastructure team supporting an expanding federal environment focused on reliability, security, service continuity, and operational excellence.The Systems Administrator will administer, patch, configure, monitor, and troubleshoot enterprise applications and systems in secure federal environments. This role supports reliable system operations, vulnerability remediation, access management, incident response, change management, and service continuity for mission-critical federal IT systems.The Systems Administrator will maintain systems, apply patches, manage user and system access, troubleshoot incidents, support backups, document standard operating procedures, remediate vulnerabilities, support change management activities, and contribute to operational reporting. This position will work closely with systems engineers, network engineers, cybersecurity teams, service desk personnel, application teams, and program leadership to ensure secure and reliable day-to-day operations.This role requires a hands-on technical professional with experience administering enterprise systems, supporting secure configurations, resolving operational issues, maintaining documentation, and working in structured IT environments. The ideal candidate will bring strong troubleshooting skills, attention to detail, customer awareness, and the ability to support mission operations in a classified or sensitive federal IT environment.Job RequirementsMinimum 7 years system administration experienceEnterprise application or infrastructure support experienceUnderstanding of patching, monitoring, troubleshooting, and secure operations.Job DetailsJob Type: Full-timeCategory: Cloud & InfrastructureSalaried: Salaried
$78.6k - $160.2k
...and more. Join us to drive positive, lasting change that moves missions and the government forward! You Are: The Senior Systems Administrator, oversees the management, security, and optimization of a mixed Windows and RedHat Linux environment hosted in AWS. This...SeniorFull timeLive inWork at officeLocal area$120k - $135k
Job DescriptionEverforth ECS is seeking a Senior Systems Administrator (Top Secret Cleared)to work in our Washington, DC office. Please Note: This position is contingent upon contract award.We are seeking a cleared System Administrator to support secure system administration...SeniorContract workWork at office- 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...Senior
$77.6k - $176k
System Administrator, SeniorThe 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)? We’re looking for a System...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$170k - $219k
As a Sr. Systems Administrator III, you will work as part of a collaborative and high-performing team providing hands-on expertise to deliver technical solutions within the highest levels of the federal government by designing, implementing, administering, and supporting...SeniorFull timeLocal area- ...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...SeniorFull time
- ...Electrosoft Services, LLC seeks a Senior Systems Administrator to design, implement and manage diverse software solutions for federal customers. You will install and maintain systems, develop executive dashboards, and present findings to senior management in a fast-paced...Senior
- ...Virginia Tech is seeking a Senior Systems Administrator to maintain and enhance IT infrastructure across Alexandria and Arlington campuses. You will manage Windows Active Directory, Hyper-V virtualization, Linux servers, and cloud services while guiding the service desk...Senior
- ...AHU Technologies Inc is seeking a skilled Network and Systems Administrator responsible for managing the organization's servers, network systems, and core IT services. The role involves ensuring secure and reliable Windows Server performance, monitoring network infrastructure...Senior
- ...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
- ...FGS, LLC is seeking an experienced Enterprise Systems Administrator to support the Office of Naval Intelligence in Suitland, Maryland. The role requires a senior-level engineer with multi-disciplinary expertise across Windows and Linux server environments, virtualization...SeniorWork at office
- ...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
- ...Senior Systems Administrator Saliense Consulting LLC Washington, District of Columbia, United States About this position About Saliense At Saliense, we are committed to fostering a culture of continuous learning and professional growth. Our employees are encouraged to...Senior
- ...Socket.dev is seeking an experienced Systems Administrator to support servers, storage, and VMs in a security-focused environment. Travel to LTS (College Park) may be required to support networks and systems. You will implement security updates, manage tickets, and advise...Senior
- ...A government services contractor in Arlington, Virginia is seeking a Relativity Sr. Systems Administrator to facilitate government innovation through IT solutions. The ideal candidate will design and maintain systems using Relativity and AWS, alongside ensuring compliance...SeniorFull timeFor contractorsFlexible hours
- ...L3Harris Technologies in Washington, DC, seeks a Senior Specialist, Systems Administration to strengthen and modernize core IT services across the region. You will design, implement, and operate hybrid global network infrastructure, automate provisioning with Ansible/Terraform...SeniorLocal area
- ...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
- ...Senior Systems Administrator – Security Clearance Duration: Full time, salaried opportunity Government Security Clearance Requirements: Government security clearance required. TS/SCI. Must possess active clearance. Security+ certification required. Description : The Senior...SeniorFull time
- ...Summary Senior Systems Administrator Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega...Senior
- ...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
- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...SeniorFull timeContract workFor contractorsWork at office
- ...Senior Systems Administrator II Employment Type: Full Time, Senior-level - Department: Legal/IT Overview CGS is seeking a Senior Systems Administrator to support technical initiatives for a large Federal agency, ensuring systems meet client needs and comply with policy...SeniorFull timeContract workFlexible hours
- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...SeniorFull timeContract workFor contractorsWork at office
- ...Ariadne is looking for Senior System Administrator for a position at NLM's Lister Hill National Center for Biomedical Communications, part of the National Institutes of Health at the NIH campus in Bethesda, MD. Duties And Responsibilities The management, maintenance and...Senior
- ...McLean, VA . We currently have an immediate opening for a Sr. Systems Administrator to support our contract in Lanham, MD. Our government client... ...to provide support in Infrastructure Management for a Senior System Administrator, with strong Microsoft Hyper‑V administration...SeniorContract workWork at officeImmediate startRemote workMonday to Friday
- ...Job Description This Senior Systems Administrator position is responsible for maintaining information technology infrastructure to support Virginia Tech sites in both Alexandria and Arlington. This position maintains systems for client support, security monitoring, and...SeniorWork experience placement
- ...maintain Windows and Linux servers, databases, and mission‑critical systems. Manage virtualization environments (VMware) and cloud... ...Experience: Minimum 5 years of experience as a Windows Systems Administrator. Strong knowledge of AWS infrastructure and security best practices...Senior
$164k - $200k
...Belay Technologies is seeking a Senior System Administrator to join our intel team. Join a team providing Life Cycle Sustainment (LCS) and modernization activities for commercial and custom-developed education, learning, and training applications supporting the Government...Senior$130k - $140k
...If we’ve described you and your dream workplace, please apply and share in the many benefits and opportunities we offer. Senior Systems Administrator Seven (7) years of progressive experience in the field of Information Processing, six of which are specialized in...SeniorFor contractors- ...None Basic Requirements Security+ Cert 20 years experience as a system engineer Bachelor’s degree in a technical discipline 5... ...support across all levels (both in-person and via phone) Systems Administration: Linux Server administration alongside Windows 10/11 and Windows...SeniorFull timeImmediate startRemote workShift work
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