Senior Systems Administrator
Gdit
General Dynamics Information Technology is seeking a Senior Systems Administrator in Reston, Virginia. This role involves planning, designing, and implementing infrastructure changes while managing VMware and providing Windows Server and Linux administration. Candidates must have at least 10 years of relevant experience and be Security + Certified. The position offers a comprehensive benefits package including 401K with company match, health and wellness packages, and opportunities for professional growth, including paid education and certifications. #J-18808-Ljbffr
- ...General Dynamics Information Technology is seeking a Systems Administrator SME to support an extensive enterprise IT environment for a U.S. Government operation center. The role focuses on installing, configuring, and maintaining servers across physical and virtual environments...Senior
- ...BCore is seeking a Systems Administrator in Herndon, VA to support mission-critical IT solutions for government clients. The role requires TS/SCI with polygraph and hands-on experience with cloud and DevSecOps in a secure environment. You will participate in design, deployment...Senior
- ...Bespoke Technologies, Inc. in Herndon, VA is seeking a Senior Systems Administrator to deliver on-site operations and maintenance for a multi-client portfolio. A current Poly clearance is required to be considered, and no remote work is offered. You will configure and...SeniorRemote work
- ...Bcore in Herndon, Virginia is seeking a seasoned Systems Administrator to support mission-critical IT and cloud environments. The role demands deep experience in design, engineering, and DevSecOps to ensure secure, reliable systems for intelligence operations. You will...Senior
- ...The Amatriot Group seeks a Senior Systems Administrator to support the National Programs Intelligence Systems & Application Operating Unit. The role focuses on Linux system administration in a classified environment, with responsibilities for installation, configuration...Senior
- Responsibilities Support the National Programs Intelligence Systems & Application Operating Unit. Install, configure, and... ...with 3+ years of experience. Proven experience in system administration, specifically with Linux, including RHEL and Ubuntu, and UNIX...Senior
$150k - $180k
...addition to other position specific requirements which may impact salary. Position Overview Amatriot is seeking an experienced Senior Systems Administrator to support the National Programs Intelligence Systems & Application Operating Unit. The SITE III ITS Task Order effort...SeniorFull timeLocal areaWeekend work$150k - $180k
...addition to other position specific requirements which may impact salary. Position Overview Amatriot is seeking an experienced Systems Administrator to support our National Programs Intelligence Systems & Application Operating Unit. The SITE III ITS Task Order effort is...SeniorFull timeLocal areaWeekend work- ...processing, and intelligent information reporting and management systems based on advanced technological solutions. Securiport... ...training, and technical support to field operations. The Senior Systems Administrator is responsible for leading and performing advanced IT...SeniorContract workLocal areaMonday to Friday
$92.3k - $166.85k
Description Are you ready to be the technical backbone of a mission that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software development program, Chinook, for an Intelligence Community...SeniorContract workLocal areaImmediate startShift workDay shiftAfternoon shift- POSITION OVERVIEW The Senior Systems Administrator ensures the stable operation of Customer's computer software systems and network connections in support of the DoD. This role is responsible for planning, installing, configuring, maintaining, and optimizing network software...SeniorContract workLocal areaRemote work
- ...General Dynamics - IT in Alice Springs, Australia, seeks a Senior Systems Administrator to oversee and secure the organization's IT infrastructure. You will manage servers, AD, backups, patches, and security, with a focus on high availability and reliability. The role...Senior
$89.2k - $147.06k
...A leading telecommunications company is seeking a Consolidated Systems Monitoring Administrator in McLean, Virginia. The successful candidate will ensure 24/7 monitoring of server and network operations, troubleshoot issues, and maintain accurate documentation. Required...Senior- ...A federal IT solutions provider is seeking a Systems Administrator III to manage and support Active Directory and cloud services, ensuring security compliance and system optimization. The ideal candidate will have over 3 years of IT experience, a BS degree in a relevant...Senior
- ...comprehensive and well-structured, effectively outlining the responsibilities, requirements, benefits, and application process for the Senior Airgap System Admin role. It uses appropriate HTML tags (p, h3, ul, li) to enhance readability and organization. However, there are minor...Senior
- ...A leading technology solutions provider in Chantilly, Virginia seeks an experienced System Administrator to ensure the design and deployment of mission-critical applications in a classified AWS environment. The role demands strong expertise in system administration, cybersecurity...Senior
- ...RavenTek Business Group is hiring a System Administrator in Chantilly, VA. The role supports enterprise IT operations by maintaining and securing systems. Responsibilities include server administration, monitoring cloud environments, and providing technical support. Candidates...SeniorFull time
- ...virtual and physical servers for enterprise, regional, and local systems. Install, configure, document, maintain, and support server... ...tasks. Maintain operational baselines. Support database administrators. Requirements BA/BS degree with 5+ years of relevant experience...SeniorLocal area
- ...Support the National Programs Intelligence Systems & Application Operating Unit. Orchestration, sustainment, and evolution of a portfolio... ...with 3+ years of experience. Proven experience in system administration, specifically with Linux, including RHEL and Ubuntu, and UNIX...Senior
- ...We are Seeking a Senior Systems Administrator with a minimum of 11 years' experience. Undergraduate or graduate degree in computer science or computer engineering. Specific skills may include the following: Required Skillsets: 11+ years' experience in systems design and...Senior
- ...As a Senior Systems Administrator at GCI, you will support medium-sized business networks and small program networks with multiple users across several domains. Your role involves responsive and active management of all system administrator duties related to servers and...SeniorShift work
- ...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
$116.35k - $210.33k
...Description Leidos is seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM space. As a System Administrator on this program, you will design, develop, implement, and maintain a Cloud‑Native...Senior- ...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
- ...MANTECH seeks a motivated, mission-oriented Senior Systems Administrator to join our team in Chantilly, VA. As a Senior Systems Administrator you will be responsible for providing a full range of Tier 2/3 IT support services and expertise to customer activities...Senior
- ...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 Department: Legal/IT We are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization’s network systems. CGS brings motivated, highly skilled, and creative people...SeniorFull timeWork at officeFlexible hours
- ...Senior Systems Administrator Employment Type: Full Time, Senior-level 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...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
- Senior Systems Administrator Location US- ID 2026-1547 Remote Yes Overview JOB TITLE: Senior Systems Administrator AGENCY SUPPORTED: U.S. Department of Justice (DOJ) - MEGA 6 Automated Litigation Support...SeniorFull timeContract workFor contractorsWork at officeRemote workWork from homeHome officeFlexible hours
- ...August 2025 Application Deadline: 29 August 2025 Department: Systems Engineering Location: Headquarters Description Aireon... ...Operating within the Aireon Network Engineering Group, the Senior Systems Administrator is responsible for helping to set up, maintain and manage...SeniorPermanent employmentFull timeTemporary workFor subcontractorWork at officeRemote workFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Systems Administrator. Be the first to apply!
- system admin Reston, VA
- application system administrator Reston, VA
- computer systems administrator Reston, VA
- systems administrator Reston, VA
- server administrator Reston, VA
- enterprise administrator Reston, VA
- IT infrastructure administrator Reston, VA
- IT administrator Reston, VA
- senior manager tax Reston, VA
- senior devops Reston, VA

