Systems Administrator- Linux (Red Hat Enterprise Linux

We are seeking a highly skilled and experienced Systems Administrator- Linux (Red Hat Enterprise Linux) to support a mission-critical federal program. The ideal candidate will have deep expertise in Red Hat Enterprise Linux, scripting, automation, and networking, and will play a key role in designing, implementing, maintaining, and optimizing Linux environments., * Design, implement, maintain, and troubleshoot Red Hat Enterprise Linux Server environments (v8v9).

• Develop and maintain advanced automation scripts using BASH, Perl, JavaScript, or Python.
• Perform administration and O&M tasks from the command line.
• Manage task automation using tools like Ansible and RHEL Satellite.
• Handle package management across geographically dispersed environments.
• Configure and manage NFTables, Firewalld, IPTables, ISC2 BIND DNS, TCP/IP, IPv4/IPv6, Postfix/SMTP Relay.
• Administer Linux Server Clustering, NFSv3/NFSv4, PXE boot, and SELinux.
• Support Mirantis Container Runtime (formerly Docker), AWS, and GitLab.
• Maintain detailed documentation for system designs, configurations, processes, and service records.
• Collaborate with cross-functional teams to support IT infrastructure projects.
• Lead and mentor junior team members.
• Troubleshoot and resolve LAN/WAN connectivity and performance issues.
• Ensure compliance with security hardening standards (CIS, NIST SP 80053 Rev. 5, DISA STIGs).

• Bachelor’s degree in computer science, Information Systems, Cybersecurity, or related field (or equivalent combination of education and experience).
• 10+ years of experience with Linux/UNIX systems and interoperability with Windows.
• Current Red Hat certification (e.g., RHCSA, RHCE, or RHCA).
• Strong scripting skills in BASH, Perl, JavaScript, or Python.
• Experience with Ansible, RHEL Satellite, and other automation tools.
• Familiarity with Mirantis Container Runtime, AWS, and GitLab.
• Excellent problem solving, communication, and documentation skills.
• Ability to work independently and collaboratively in a team environment.
• On-call Requirement: Participation in a 24/7/365 on-call rotation, Amazon Web Services (AWS), Ansible, Artificial Intelligence (AI), Automation, BIND (Berkeley Internet Name Domain) DNS Server software, Bash Scripting, Command Line, Computer Science, Cross-Functional, Customer Support/Service, Defense Information Systems Agency (DISA), Docker, Documentation, Employee Retention, IPv4, IPv6, Identify Issues, Incentive Programs, Information Technology & Information Systems, International Information Systems Security Certification Consortium (ISC)2, Internet Security, Interoperability, JavaScript, Linux Administration, Linux Operating System, Local Area Network (LAN), Maintain Compliance, Mentoring, Microsoft Windows Operating System, Network Administration/Management, Network Connectivity, On Call, Perl Programming Language, Postfix, Problem Solving Skills, Python Programming/Scripting Language, Red Hat Linux Operating System, SMTP (Simple Mail Transfer Protocol), Scripting (Scripting Languages), Security Compliance, Security-Enhanced Linux (SELinux), Server Clusters, Shipping/Receiving, Software Engineering, Systems Administration/Management, Systems Maintenance, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, Technical Support, U.S. National Institute of Standards and Technology (NIST), Unix Operating Systems, Wide Area Network (WAN), iptables

The actual base salary offered will be determined based on a variety of factors, including, but not limited to, the candidate’s relevant years and depth of experience, skills and qualifications, education, certifications, internal equity, and the specific requirements of the position. Candidates should not assume they will be offered the top of the posted range, as compensation is based on the individual qualifications and overall fit for the role.

In addition to base salary, this position may be eligible for a performance-based bonus or incentive opportunity tied to individual and/or company production and results. Bonus eligibility, targets, and payouts are subject to the applicable incentive plan and are not guaranteed. Total compensation may therefore exceed the stated base salary range based on performance and achievement of applicable goals.

Salary Range

$130,000-$150,000 USD

Electrosoft is an Equal Opportunity Employer/Veterans/Disabled

Electrosoft Services, LLC is an award-winning company that provides comprehensive technology-based solutions and services to federal customers. While cybersecurity is our specialty, we also focus on ICAM, Zero Trust, digital engineering and transformation, and enterprise AI and intelligent automation. We always seek to delight our customers, so we retain highly qualified employees and offer them meaningful work, growth opportunities, and work-life balance. What sets us apart from all other contractors is the sense of teamwork our employees feel - and the knowledge that outstanding effort is recognized and rewarded. The camaraderie we share emanates from Lunch & Learn sessions where we explore new ideas together, fun group activities ranging from escape rooms to miniature golf, and much, much more. If we’ve described you and your dream workplace, please apply and share in the many benefits and opportunities we offer.