Linux System Administrator

Linux System Administrator Overview / Job Responsibilities

Entarian is seeking a highly experienced Software Engineer II (Linux Administrator). This role will work to support the National Oceanic and Atmospheric Administration (NOAA) providing IT core management components and service areas and cross‑cutting services that support the government through system design, development, fielding, and sustainment of global NOAA IT needs.

Position is on‑site 5 days a week in College Park MD

Salary range - $60,000 - $65,000.

The Software Engineer II (Linux Administrator) must be able to support the following responsibilities:

• Provide Red Hat Linux Enterprise Operations & Maintenance (O&M) support activities
• Develop, troubleshoot, and execute Ansible playbooks throughout the enterprise using Ansible Automation capabilities
• Deep understanding of Linux operating systems (e.g., Redhat, CentOS, Ubuntu, Oracle Linux, etc.)
• Develop, implement, and enforce processes and SOPs for O&M and incident response
• Manage and maintain Linux server infrastructure, ensuring optimal performance and reliability
• Proficient in Linux system administration with a focus on Red Hat (3+ years of experience)
• Familiarity with IT Operations Monitoring Tools such as CheckMK, Big Brother
• Perform routine system updates, patch management, and system optimization
• Responsible for configuring and troubleshooting software and application systems as assigned
• Manage and maintain Linux servers and workstations ensuring their optimal performance, security, and reliability
• Monitors system health and configurations to ensure system health and functionality and remediate problems/issues in a timely manner
• Scripting skills (e.g., Bash, Power Shell, Python)
• Leveraging Gitlab and Ansible playbooks for operational changes
• Install applications (COTS/GOTS) and perform system upgrades & migrations
• Experience with monitoring tools such as Big Brother, CheckMK configuration for newly built systems
• Implemented and maintain secure, minimally‑interrupted operations of Linux servers and workstations
• Implement and enforce security best practices for both Linux systems and workstations
• Experience supporting and maintaining network storage (Netapp)
• Proficiency in vulnerability assessment tools (Tenable Nessus, Qualys, etc.), analyzing and interpreting the results
• Managing user accounts via AIX, Akamai, IDM, Grafana, permissions or local accounts
• Resolving problems for all in‑house software such as Nvidia, Tectia, CAC VPN
• Leverage Red Hat Satellite 6 to create newly built systems with subscriptions
• Able to partition disks, create logical volumes, create file systems, and mount file systems
• Be a customer advocate by consistently meeting, exceeding expectations and incorporating customer service into all aspects of work

This position requires the ability to obtain and maintain a Public Trust clearance. Proof of U.S. citizenship is required for eligibility.

• Experience building, configuring, and installing server/workstation(s) using Foreman and Red Hat Satellite 6
• Strong attention to detail and excellent communication skills
• Two years of experience with Linux system administration with a focus on Red Hat
• Knowledge of one or more elements or parts of a supply system, or of supply methods, policies, or procedures
• Ability to work independently and to lift 60 pounds
• Hands‑on experience with Linux, Windows, Active Directory, VMWare

• Experience with Sunflower Property management software is a plus.

Entarian is an Equal Opportunity and affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.