Systems Administrator

About the Position

Twenty80

A Client in the Government sector is seeking a Linux Systems Administrator for a long-term contract supporting the intelligence community.

Responsibilities

• Provide daily operational support for Linux and Microsoft Windows operating systems and applications
• Support virtual and physical infrastructure of servers running CentOS in a dev, test, and production configuration, and support infrastructure of different applications comprising of end user applications, developer tools, and infrastructure support applications.
• Develop and maintain environments running in Amazon Web Services (AWS).
• Maintain the integrity and security of systems by monitoring security feeds and dashboards in support of Continuous Monitoring activities.
• Develop and maintain standards and procedures for applications across a complex computing infrastructure.
• Develop and maintain comprehensive documentation.
• Monitor application and operating system performance; analyze, document, and remediate incidents.
• Develop and oversee implementation of testing strategies and document the results.
• Leverage scripting and system automation tools.
• Maintain current knowledge of relevant technologies.
• Research and recommend hardware and software, coordinate installation, and provide backup recovery.
• Interact with users and evaluate vendor products.
• Review incidents to understand the root causes and ensure implementation of proper fixes.
• Collaborate with system administrators, engineers, and the client to ensure proper integration of applications.

Requirements

• Security Clearance: Must possess an active TS/SCI clearance with Full Scope Polygraph.
• Linux Expertise: Extensive experience with Red Hat Enterprise Linux (RHEL) or CentOS is essential.
• Virtualization: Proven experience with VMware ESXi infrastructure (6.x or later), including vCenter Server, host clustering with High Availability (HA) and Distributed Resource Scheduler (DRS), and replication technologies.
• Automation: Demonstrated experience in automated server builds using tools like Ansible or Puppet. This includes creating Ansible playbooks for provisioning, configuration management, patching, and software deployment across virtual and physical instances.
• Cloud Computing: Hands-on experience building, upgrading, and maintaining applications and services within an AWS account.
• Code Management: Proficiency with Git-based version control systems such as GitLab or GitHub for code maintenance.
• Collaboration Tools: Experience with Atlassian Jira and Confluence for project management and documentation.
• Elasticsearch: Experience managing Elasticsearch on CentOS.
• Problem-Solving and Teamwork: Demonstrated ability to collaborate effectively with system administrators, storage administrators, application developers, and network engineers to troubleshoot and resolve complex technical challenges.
• Education: Bachelor's degree in Computer Science, Information Technology, or a related field. Equivalent combinations of education, certifications, training, and work/military experience will also be considered.

We Offer

• Location: Chantilly, VA, United States
• Salary: $180,000 per year
• Employment Type: Full time

About the Company

Twenty80 is a leading provider of technology solutions and services, dedicated to supporting critical government infrastructure and enhancing operational efficiency.

For more information, contact:

Phone: +12094373846

Email: [email protected]