Linux System Administrator Federal Programs

Doyle Security Services, Inc. (DSS); Remote; USD 70,000 - 80,000; Full time

Job summary

A secure systems management firm is seeking a skilled Linux System Administrator to support federal programs and maintain high-security standards. The role involves managing Linux systems, executing upgrades, and ensuring operational stability. Required qualifications include 3–5 years of relevant experience, expertise in Red Hat systems, and strong documentation skills. The position offers a competitive salary range of $70,000 – $80,000, comprehensive benefits, and supports a remote work environment.

Benefits

Paid vacation and sick leave

Medical, dental, and vision insurance

401(k) retirement plan with company match

Qualifications

• 3–5 years of experience in enterprise or mission-critical environments.
• Strong experience administering Red Hat-based Linux systems.
• Knowledge of server and network protocols like NTP, SMTP, SFTP.

Responsibilities

• Support Linux systems ensuring security and compliance.
• Develop upgrade strategies in line with federal change control.
• Coordinate with security teams on Linux assets.

Skills

Linux System Administration

Red Hat Linux

High-availability systems

Documentation

Communication skills

Education

Bachelor's degree in Computer Science or related field

Tools

Red Hat Linux 6 and 7

Apache

Ansible

MySQL

Job description

Linux System Administrator – Federal Programs

Salary Range: $70,000 – $80,000 Annually

Location: Remote

Employment Type: Full-Time

Veterans Encouraged to Apply

Support Federal Missions. Secure Critical Systems.

Seeking an experienced Linux System Administrator to support federal programs and mission‑critical environments. This role focuses on the secure operation, maintenance, and optimization of enterprise Linux systems supporting high‑availability, high‑volume workloads, including AWS cloud‑hosted infrastructure.

This position is ideal for professionals experienced in federal IT environments, and structured change management who are comfortable supporting systems during scheduled maintenance windows and off‑hours.

Position Overview

As a Linux System Administrator supporting federal customers, you will play a critical role in ensuring the availability, performance, and security of Linux‑based systems. You will collaborate with engineers and government stakeholders to maintain compliant, stable, and resilient environments aligned with federal IT standards.

Key Responsibilities

Federal Systems Administration

• Evaluate Linux systems, patches, and upgrades for compliance, stability, and operational readiness.
• Develop and execute system upgrade and patch management strategies aligned with federal change‑control requirements.
• Assist in the design, implementation, and sustainment of complex Linux‑based solutions supporting federal missions.
• Coordinate system activities with security teams, engineers, and government stakeholders.
• Ensure Linux assets maintain a strong security posture through timely patching and vulnerability remediation.
• Support weekly and scheduled maintenance windows, including off‑hours updates and emergency fixes.
• Follow incident handling, PII protection, and information handling protocols required in federal environments.

Linux & Application Support

• Install, configure, and maintain Red Hat Linux 6 and 7 servers.
• Support Linux applications and services including:
  • Apache, Tomcat, Kerberos, LDAP, MySQL
  • Red Hat Satellite Server, Centrify, Java
  • Pacemaker, Bash, Python, Ansible, Perl
• Support Oracle database environments, including installation and shared storage configurations.
• Monitor system health and performance, providing recommendations to improve availability and efficiency.

Automation, Documentation & Knowledge Sharing

• Research, document, and maintain system configurations, procedures, and operational standards.
• Serve as a Subject Matter Expert (SME) for complex Linux system processes.
• Provide technical guidance and mentorship to junior administrators.
• Communicate technical information clearly to both technical staff and government stakeholders.

Required Skills & Experience

• 3–5 years of experience as a Linux System Administrator in enterprise or mission‑critical environments.
• Strong experience administering Red Hat–based Linux systems.
• Experience supporting high‑availability systems and structured maintenance cycles.
• Knowledge of server and network protocols including NTP, SMTP, SFTP, and email routing.
• Familiarity with federal incident response processes, secure data handling, and compliance‑driven operations.
• Ability to respond to system outages and break‑fix issues, including off‑hours support.
• Strong documentation and communication skills.

Education & Qualifications

• Bachelor's degree in Computer Science, Systems Engineering, or a related technical field preferred.
• Five (5) additional years of relevant experience may substitute for education.

Preferred Qualifications

• Red Hat certifications (RHCSA, RHCE) or Linux Professional Institute Certification (LPIC‑3).
• Experience supporting federal government or defense‑related programs.
• AWS experience supporting Linux workloads in secure cloud environments.
• Automation experience using Ansible, including writing and maintaining playbooks.
• PowerShell scripting experience.
• Ability to work independently in a compliance‑focused environment with minimal supervision.
• Strong customer service mindset when supporting government customers.

Benefits Overview

Full‑time employees are offered a comprehensive and competitive benefits package, including:

• Paid vacation, sick leave, and holidays
• Medical, dental, and vision health insurance
• Life insurance coverage
• Short‑ and long‑term disability insurance
• 401(k) retirement plan with company match and immediate vesting
• Military leave
• Training and professional development opportunities
• Tuition reimbursement
• Employee wellness program
• Commuter benefits
• And more

Equal Employment Opportunity (EEO) Statement

Fathom Management, Inc. is committed to providing equal employment opportunities to all employees and applicants. All employment decisions-including recruiting, hiring, training, promotion, compensation, benefits, and termination-are made without regard to race, color, religion, creed, national origin, sex, age, marital status, sexual orientation, gender identity, citizenship status, veteran status, disability, or any other characteristic protected by applicable federal, state, or local law.