Red Hat Linux System Administrator

Marathon TS; Washington (District of Columbia); On-site; USD 110,000 - 150,000; Full time

Job summary

Marathon TS in Washington, DC seeks an experienced Red Hat Linux Systems Administrator to support a mission-critical federal environment for the United States Secret Service (USSS). You will perform hands-on Linux systems administration, automation, patching, configuration management, and DevOps across on-premises and cloud-based environments.

The successful candidate will have strong experience with Red Hat Enterprise Linux (RHEL), Red Hat Satellite, Ansible, scripting, system patching, and

Qualifications

• 4+ years of Red Hat Linux system administration experience.
• Current RHCSA certification.
• Experience with Red Hat Satellite, Ansible, scripting and IaC.
• Familiarity with STIG implementation and IAM practices.

Responsibilities

• Provide hands-on Linux administration and DevOps support.
• Automate patching, configuration management and deployments.
• Manage on-premises and cloud environments, including integration with ticketing and customer systems.
• Collaborate with USSS stakeholders in status meetings and requirements gathering.
• Develop Ansible Playbooks and IaC workflows to satisfy operational needs.

Skills

Red Hat Linux

Ansible

Scripting

IaC

Patching

DevOps

STIG

IAM

Automation

Git

GitHub

PostgreSQL

Microsoft Azure

Red Hat Satellite

Education

Red Hat Certified Systems Administrator (RHCSA)

Tools

Red Hat Satellite

Git

GitHub

PostgreSQL

Microsoft Azure

Job description

Summary

We are seeking an experienced Red Hat Linux Systems Administrator to support a mission-critical federal environment for the United States Secret Service (USSS). This position will provide hands-on Linux systems administration, automation, patching, configuration management, and DevOps support across on-premises and cloud-based environments.

The successful candidate will have strong experience with Red Hat Enterprise Linux (RHEL), Red Hat Satellite, Ansible, scripting, system patching, and Infrastructure as Code (IaC). The role will also support automation initiatives, security configuration and STIG implementation, identity and access management, and integration between infrastructure management and customer support systems.

This position requires strong technical troubleshooting and communication skills and the ability to translate operational requirements into documented technical solutions and automated processes.

Work Location: 100% onsite in Washington, DC.

Duties and Responsibilities

• Assist with specific projects, supplementing capabilities, and performing system planning, analysis, and management as needed on the installed operational platforms managed by ESS.


• Provision IP addresses and configure DNS host files.


• Provide expertise in network design and planning.


• Actively engage in United States Secret Service (USSS) status meetings to provide updates and gather requirements.


• Register for and allocate subscriptions from Red Hat Satellite services.


• Maintain Red Hat Satellite at current vendor-supported release levels.


• Ensure Red Hat Enterprise Linux servers are updated to current vendor-supported release levels.


• Support the patching of Linux systems through scripting (Ansible) or manual execution (yum).


• Perform OS installation and configure environmental variables for Linux systems.


• Convert pseudo-code specifications into tested and functioning Ansible Playbooks to automate various DEVOPS processes.


• Develop, debug, and deploy automated implementations of STIG settings using Ansible Playbooks.


• Set and distribute authentication and authorization rights within Identity Manager for targeted hosts, groups, and users.


• Work with automated and semi-automated software distribution, OS maintenance, and Infrastructure as Code (IaC) on hosted servers and containers, both on-premises and in the cloud, using Red Hat Satellite, Capsule, and Microsoft Azure products.


• Patch Linux systems using yum CLI, scripting, Ansible Playbooks (YAML), and Satellite toolsets.


• Connect key information from customer trouble ticketing tools with environment management tools such as Ansible AAP, PostgreSQL database, or Red Hat Satellite.


• Capture key features and deliverables from verbal instructions to develop written specifications.


• Convert specifications into pseudo code, which is then translated into programming languages such as Ansible Playbooks and Python, as well as toolset instructions (e.g., SQL).


• Utilize version control tools such as Git and GitHub from USSS-approved sources.


• Other duties as assigned.

Minimum Qualifications

(To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.)

• 4+ years of Red Hat Linux System administration experience.


• Current certification as a Red Hat Certified Systems Administrator (RHCSA).

Knowledge, Skills and Abilities

• Excellent oral and written communication skills.