Senior Systems Administrator
The Applied Research Laboratory at Penn State University
We are searching for a Systems Administrator to join the Reston, VA location of the Digital Engineering Department in the Cyber, Modeling, and Simulation Division of the Information Advantage Office at the Applied Research Laboratory (ARL) at Penn State. You will maintain the integrity of various high-performance computing (HPC) systems including operating systems, physical servers/workstations, and applications; administer, install, and troubleshoot a variety of Cloud tooling and applications, perform systems maintenance tasks such as troubleshooting and performance evaluation as well as back-up and recovery; perform configuration changes to address customer needs; schedule, install, and test system software upgrades; monitor and maintain software licensing. ARL is an authorized DoD SkillBridge partner and welcomes all transitioning military members to apply You will: Install, configure, maintain, upgrade, and support systems and software with a focus on Linux (Red Hat), Ansible scripting, and GitLab pipelines Develop plans, schedules, and requirements for deployment of systems Create or improve existing scripts and tooling to aid in systems management Diagnose, troubleshoot, and resolve server, workstation, and audio-visual (A/V) issues and/or respond to outages during normal working hours Resolve service-related issues; determine immediate economic and financial consequences of an incident Test and implement upgrades and patches to installed operating systems, software container orchestration platforms (Kubernetes), and modeling & simulation (M&S) applications Maintain reliability of systems by monitoring, running tests, and troubleshooting Monitor backups and plans for installed systems Monitor, maintain, and execute automation processes and CI/CD pipelines Evaluate and recommend new or existing system improvements and/or solutions Create and maintain system documentation of our processes, procedures, plans, and configurations May supervise staff members, including hiring, development, and performance management Required Skills/Experience areas to include: Ability to install, configure, maintain, upgrade, and support systems and software, with a strong focus on Linux (Red Hat), Ansible scripting, and GitLab pipelines Skilled in diagnosing, troubleshooting, and resolving server, workstation, and audio-visual (A/V) issues, including responding to system outages during normal business hours Proficiency in testing and implementing upgrades and patches for operating systems, Kubernetes-based container orchestration platforms, and modeling and simulation (M&S) applications Current eligibility for access to classified information at the Secret level or higher and may be subject to a government background investigation to upgrade clearance eligibility, if required Your working location will be fully onsite, located in Reston , VA. #J-18808-Ljbffr The Applied Research Laboratory at Penn State University
- ...Senior Systems Administrator We are hiring a Senior Systems Administrator to support mission-critical applications in a secure environment. This is an opportunity for an experienced systems professional with strong Linux administration expertise to work across modern...SeniorFull time
$85k - $130k
...we've described you and your dream workplace, please apply and share in the many benefits and opportunities we offer. Senior Systems Administrator Ensures the stable operation of DLA's computer software systems and network connections. This includes planning,...SeniorFor contractorsLocal areaRemote work$165.75k - $224.25k
...Infrastructure and Operations Job Qualifications: Skills: Critical Systems, Information Technology (IT) Systems, IT Troubleshooting... ...US Citizenship Required: Yes Job Description: SYSTEMS ADMINISTRATOR SME Advance how our customers operate while you advance...SeniorFull timeTemporary workImmediate startRemote workWorldwideFlexible hours$96.12k - $182.4k
...State Applicants. POSITION SPECIFICSWe are searching for a Systems Administrator to join the Reston, VA location of the Digital Engineering... ...CERTIFICATIONSIf filled as IT Platform Administrator (ARL) - Senior Professional, this position requires: Bachelor's Degree 6+ years...SeniorFull timeFor contractorsWork experience placementWork at officeImmediate startRemote work$150k - $180k
...experience and/or certifications in addition to other position specific requirements which may impact salary Position Overview The System Administrator manages and supports enterprise, regional, and local server environments hosting mission-critical applications and...SeniorFull timeLocal area- ...application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Senior System Administrator Full Time Herndon, VA, US 4 days ago Requisition ID: 1018 Overview: Job Title: Senior Systems Administrator Work...SeniorFull timeContract workWork experience placementWork at office
$120k - $200k
Senior IT Systems Administrator Scout Space is building a new way to see and operate in space: with a new paradigm of data empowering every satellite to make space safer. We are a rapidly-growing team; we are deploying real solutions to orbit over the next 2 years; and...SeniorPermanent employmentRemote workWork from homeRelocationFlexible hours- ...are seeking an experienced Microsoft Identity Management Engineer to support the administration, maintenance, troubleshooting, and optimization of enterprise identity management systems.The successful candidate will have expertise in Microsoft identity management technologies...Senior
- ...New AT&T: Senior Systems Administrator IV&V Lead Herndon VA- onsite 5 days per week. ONLY USC Job Description: Senior Systems Administrator IV&V Lead, Network Systems Infrastructure Projects Client is seeking an experienced and highly motivated...SeniorFor contractors
- DescriptionPerforms high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations and servers. Coordinates, directs and performs complex software installations and upgrades to operating systems and layered software packages...Senior
- ...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
- GDIT is hiring a Systems Administrator in McLean, VA, requiring TS/SCI with Polygraph and 5+ years of related experience. The role emphasizes Active Directory administration, file permissions, and enterprise IT support on onsite systems. Education includes a Bachelor's...Senior
- System Administrator Senior Supplier Vetting Questions - Please include answers to these questions at the top of candidate resume. Submittals without answers will not be considered. Candidate responses will not be accepted via email. Additions or alterations to answers...Senior
- MITRE is seeking a Senior Systems Administrator to join a distributed team in McLean, VA. The role focuses on hands-on system administration, lifecycle activities, and security compliance to support Classified Infrastructure. Responsibilities include incident management...Senior
- General Dynamics IT is seeking a Systems Administrator for a McLean, VA location on customer site. The role centers on Active Directory, enterprise IT systems, and precise permissions control. A minimum of 5+ years of related experience and US citizenship are required....Senior
- Location: Chantilly, Virginia Type: Contract Job #3365 Senior Systems Administrator Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities...SeniorContract workRemote work
- The Senior Systems Administrator (Okta) is responsible for the stable operation, administration, and maintenance of the DLA Okta environments, including user management, configuration, integration, and Tier III technical support. This role ensures secure access and optimal...SeniorLocal area
- ACTIVE TS/SCI WITH FULL SCOPE POLY REQUIRED*** Job Description The Systems Engineer (Storage) evaluates, implements and maintains Storage Area Networks (SANs) and storage systems across enterprise platforms. Responsibilities include the evaluation, design, implementation...Senior
- Fulcrum Vets is looking to add a Senior Systems Administrator with expertise in supporting Windows Server Active Directory environments to join our team. This position will play a key role in the management, optimization, securing, and troubleshooting of environments,...SeniorFull timeWork experience placementFlexible hours
- Sr Systems Administrator Be Challenged and Make a Difference In a world of technology, people make the difference. We believe if we invest in great people, then great things will happen. At AnaVation, we provide unmatched value to our customers and employees through innovative...SeniorTemporary workImmediate start
$135k - $145k
Cape Fox Shared Services is seeking an experienced Senior Systems Administrator to join our talented IT team. The Senior Systems Administrator serves as a technical leader within Cape Fox, responsible for designing, implementing, securing, and maintaining the organization...Senior- Senior Systems Administrator II 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
- Relativity Senior Systems Administrator 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...SeniorFull timeWork at officeFlexible hours
- ...EPM (Enterprise Performance Management) system (OneStream). It will have a blend of both... ...for overseeing full post-implementation administration of the application. The individual in... ...are required and experience presenting to senior management is preferred. Strong analytical...SeniorWork at officeLocal areaWorldwideRelocation
- 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 POSITION TYPE: Full-Time, Contingent Upon Award LOCATION:...SeniorFull timeContract workFor contractorsWork at officeRemote workWork from homeHome officeFlexible hours
- Ariel Partners in Fairfax, Virginia is seeking a Senior Systems Administrator specialized in Okta to ensure stable operation and technical support of the DLA Okta environments. The role involves user management, configuration, maintenance, and providing Tier III support...Senior
- Xcelerate Solutions is seeking a Systems Administrator to join our award-winning GovCon team. This remote role requires a active Secret clearance and hands-on experience across DevOps, IaC, Linux/Windows, and cloud environments. You will build, secure, and maintain scalable...SeniorRemote job
- Overview Black Canyon Consulting (BCC) is searching for a Senior Cloud Systems Administrator to join an established team of cloud professionals supporting high-throughput scientific computing and enterprise applications for the National Center for Biotechnology Information...SeniorFull time
- RealmOne seeks a Systems Administrator Lead to support a key government program, focusing on design, deployment and maintenance of DoD IT systems. You will troubleshoot complex systems, optimize operations, and provide clear communications to management and internal customers...Senior
- Senior Discovery IT System Administrator Employment Type: Full-Time, Executive-Level Department: Legal CGS is seeking a dedicated Senior Discovery IT System Administrator to join a fast-paced and hard-working team to assist with any legal accounts. As a Senior Discovery...SeniorFull timeFor contractorsFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Systems Administrator. Be the first to apply!
- computer systems administrator Reston, VA
- remote systems administrator Reston, VA
- IT infrastructure administrator Reston, VA
- microsoft systems administrator Reston, VA
- systems administrator Reston, VA
- IT administrator Reston, VA
- enterprise administrator Reston, VA
- system admin Reston, VA
- server administrator Reston, VA
- application system administrator Reston, VA


