Home › Companies › 264c7047 4d02 4dc1 B1dc Be62ab708ecb 19000101 000001 › Senior System Administrator - Linux
Senior System Administrator - Linux
264c7047 4d02 4dc1 B1dc Be62ab708ecb 19000101 000001 · Fort Belvoir, Fort Belvoir, VA, US, Fort Belvoir, VA · Remote · Active · $113,000–$128,000 / year · ADP Workforce Now Recruiting
Job facts
| Field | Value |
|---|---|
| Company | 264c7047 4d02 4dc1 B1dc Be62ab708ecb 19000101 000001 |
| Title | Senior System Administrator - Linux |
| Normalized title | - |
| Department / team | - |
| Location | Fort Belvoir, VA, United States |
| Work model | Remote / Remote |
| Employment type | - |
| Salary | $113,000–$128,000 / year |
| Status | active |
| ATS provider | ADP Workforce Now Recruiting |
| Posted / first seen | 2026-01-06 / 2026-05-31 |
| Changed / last seen | 2026-06-06 / 2026-06-06 |
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| Page | What it contains | Open |
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| Company jobs | Active postings from 264c7047 4d02 4dc1 B1dc Be62ab708ecb 19000101 000001. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through ADP Workforce Now Recruiting. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in Fort Belvoir. | Open |
| Work model jobs | Active Remote postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | 264c7047 4d02 4dc1 B1dc Be62ab708ecb 19000101 000001 |
| Source | 59333a21-97b4-4d3e-822a-ef00f523769a |
| ATS provider | ADP Workforce Now Recruiting |
Description
Linux Administrator
The DTRA program at GES is seeking a Senior Linux Administrator in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be responsible for sustaining Linux servers as well as the conceptualization, design, development and implementation of new Linux capabilities. The candidate is expected to work well as a part of the DTRA Systems Administration team using ITIL best practices as well as work independently on assigned tasks. Candidate is expected to support the entire service lifecycle from design through development to production, building and deploying Linux based systems in a virtual environment. Candidate should be familiar with system automation technologies, basic database administration and tuning. Candidate must demonstrate a high degree of problem-solving ability in a complex environment and be able to communicate effectively, both to the customer and to team members.
Work location is on-site at Fort Belvoir, VA with on-site as needed in Reston, VA. Required Clearance: Active Top Secret with SCI Key Responsibilities:
· Provision servers and environments
· Manage user access
· Maintain servers in a virtual environment
· Automation knowledge scripting in Unix shell and Ansible playbooks
· Maintain and improve configuration management templates
· Monitor system performance and respond to alerts
· Establish and maintain NTP services in the production environment
· Maintain satellite servers for the agency, software releases and patches
Certifications:
· DoD 8570/8140 IAT Level II certification (Security+, CySA+, GSEC, or CCNA Security) required
· Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred),
Required Qualifications,
· STEM Bachelors degree with 8+ years, or STEM Masters degree with 6+ years of experience in IT operations working with Linux servers and Virtualization. Additional, specific years of experience can be taken into account in lieu of degree.
· Experience with the following emerging technologies or an equivalent technology: Kubernetes, Open Shift, Containers, GitHub, Ansible Tower
· Ensure compliance with security standards and practices aligned with DoD STIGs.
· Experience with web servers and use of certificates
· Open Source: Apache Hadoop, Zookeeper, Puppet
· App Servers: JBoss, Tomcat, Jetty, NGINX, HTTP
· 2-3 years of experience with web server management and implementation; troubleshooting of websites, applications, and security implementations.
· Understanding of virtualized infrastructure, server backup and restoral procedures, application of STIGs and cyber hardening approaches.
· Experience with log file analysis
· Experience with Red Hat Satellite tool for deploying, configuring, and maintaining Red Hat Enterprise Linux (RHEL) across physical, virtual, and cloud environments.
· Understanding of Red Hat, provisioning, and patching, often using Satellite Capsules for distributed content delivery and local services like DHCP/DNS in large or remote setups. It centralizes RHEL management, improving security and efficiency by handling subscription management, content views, and system auditing from a single console.
· Understanding of Red Hat command line tools: System Management, Manage RPM packages, and Package Management.
Desired Qualifications
· 2-3+ years of Windows Server experience
Full job record
| Job ID | 9dd609383362d5e51bee03e91b60bcd56a80f135 |
| Org ID | d3241c2e-cfad-4b48-9aea-7e6238999d38 |
| Source ID | 59333a21-97b4-4d3e-822a-ef00f523769a |
| Board ID | 59333a21-97b4-4d3e-822a-ef00f523769a |
| Provider | adp_workforcenow |
| Provider Job Key | 568850 |
| Title | Senior System Administrator - Linux |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Fort Belvoir, Fort Belvoir, VA, US, Fort Belvoir, VA |
| Department | — |
| Team | — |
| Employment Type | — |
| Workplace Type | remote |
| Remote Policy | remote |
| Country | United States |
| Region | VA |
| City | Fort Belvoir |
| Salary Raw | 113000.00 To 128000.00 (USD) Annually |
| Salary Min | 113,000 |
| Salary Max | 128,000 |
| Salary Currency | USD |
| Salary Period | year |
| Source URL | https://workforcenow.adp.com/mascsr/default/mdf/recruitment/recruitment.html?cid=264c7047-4d02-4dc1-b1dc-be62ab708ecb&ccId=19000101_000001&lang=en_US&type=JS&jobId=568850&jwId=9201474688433_1 |
| Apply URL | https://workforcenow.adp.com/mascsr/default/mdf/recruitment/recruitment.html?cid=264c7047-4d02-4dc1-b1dc-be62ab708ecb&ccId=19000101_000001&lang=en_US&type=JS&jobId=568850&jwId=9201474688433_1 |
| First Seen At | 2026-05-31 18:32:14Z |
| Last Seen At | 2026-06-06 12:44:41Z |
| Last Checked At | 2026-06-06 12:44:41Z |
| Last Changed At | 2026-06-06 12:44:41Z |
| Inactive At | — |
| Source Posted At | 2026-01-06 18:00:00Z |
| Source Updated At | — |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=adp_workforcenow/board=264c7047-4d02-4dc1-b1dc-be62ab708ecb|19000101_000001/date=2026-06-06/2026-06-06T12-44-40-335Z-6511ad9c2daba86145f181d162bef02c4016d58d8d1d449149b119a89bb14b13.json |
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"requisitionDescription": "<div><div><div><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><span style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;' data-pasted=\"true\"><strong>Linux Administrator</strong></span></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;' data-pasted=\"true\"><strong>The DTRA program at GES is seeking a Senior Linux Administrator in Fort Belvoir, VA</strong> to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be responsible for sustaining Linux servers as well as the conceptualization, design, development and implementation of new Linux capabilities. The candidate is expected to work well as a part of the DTRA Systems Administration team using ITIL best practices as well as work independently on assigned tasks. Candidate is expected to support the entire service lifecycle from design through development to production, building and deploying Linux based systems in a virtual environment. Candidate should be familiar with system automation technologies, basic database administration and tuning. Candidate must demonstrate a high degree of problem-solving ability in a complex environment and be able to communicate effectively, both to the customer and to team members. </p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><strong>Work location is on-site at Fort Belvoir, VA with on-site as needed in Reston, VA. Required</strong> <strong>Clearance: Active Top Secret with SCI Key Responsibilities:</strong></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Provision servers and environments</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Manage user access</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Maintain servers in a virtual environment</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Automation knowledge scripting in Unix shell and Ansible playbooks</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Maintain and improve configuration management templates</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Monitor system performance and respond to alerts</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Establish and maintain NTP services in the production environment</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Maintain satellite servers for the agency, software releases and patches</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><strong>Certifications:</strong></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· <strong>DoD 8570/8140 IAT Level II certification (Security+, CySA+, GSEC, or CCNA Security) required</strong></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><strong>· Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred),</strong></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><strong>Required Qualifications,</strong></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· STEM Bachelors degree with 8+ years, or STEM Masters degree with 6+ years of experience in IT operations working with Linux servers and Virtualization. Additional, specific years of experience can be taken into account in lieu of degree.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Experience with the following emerging technologies or an equivalent technology: Kubernetes, Open Shift, Containers, GitHub, Ansible Tower</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Ensure compliance with security standards and practices aligned with DoD STIGs.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Experience with web servers and use of certificates</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Open Source: Apache Hadoop, Zookeeper, Puppet</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· App Servers: JBoss, Tomcat, Jetty, NGINX, HTTP</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· 2-3 years of experience with web server management and implementation; troubleshooting of websites, applications, and security implementations.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Understanding of virtualized infrastructure, server backup and restoral procedures, application of STIGs and cyber hardening approaches.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Experience with log file analysis</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Experience with Red Hat Satellite tool for deploying, configuring, and maintaining Red Hat Enterprise Linux (RHEL) across physical, virtual, and cloud environments.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Understanding of Red Hat, provisioning, and patching, often using Satellite Capsules for distributed content delivery and local services like DHCP/DNS in large or remote setups. It centralizes RHEL management, improving security and efficiency by handling subscription management, content views, and system auditing from a single console.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· Understanding of Red Hat command line tools: System Management, Manage RPM packages, and Package Management.</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><strong>Desired Qualifications</strong></p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'>· 2-3+ years of Windows Server experience</p><p style='color: rgb(0, 0, 0); font-family: \"Times New Roman\"; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;'><br></p></div></div></div>\n",
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