Linux System Adminstrator

About the role

The Systems Administrator will manage and maintain Linux servers, including RHEL, CentOS, and Ubuntu, ensuring system integrity, performance, availability, and security across enterprise environments. They will install, configure, and troubleshoot server software and services while proactively monitoring system performance and implementing tuning measures to optimize efficiency and reliability. Security responsibilities include implementing and maintaining firewalls, access management, patching, and system hardening to meet federal compliance standards.

Responsibilities

• Manage and maintain Linux servers, including RHEL, CentOS, and Ubuntu
• Install, configure, and troubleshoot server software and services
• Proactively monitor system performance and implement tuning measures
• Implement and maintain security controls such as firewalls, access management, patching, and system hardening
• Develop automation solutions using tools like Bash, Python, and Ansible
• Oversee backup and disaster recovery processes
• Configure and troubleshoot network services such as DNS, DHCP, NFS, and VPNs
• Respond to and resolve system incidents, conduct root cause analyses, implement preventative measures, and maintain clear technical documentation
• Contribute to and lead infrastructure projects such as upgrades, migrations, and new system implementations

Requirements

• 5+ years of experience in system administration
• 2+ years of experience as Red Hat Enterprise Linux (RHEL) Systems Administrator for applications
• Enterprise Networks and Multi-server environments experience
• Experience implementing and managing security measures, firewalls, or intrusion detection systems
• Knowledge of TCP/IP, DNS, routing, and network services
• Ability to support 24x7x365 on-call rotation for responding to critical system outages
• Ability to obtain and maintain a Public Trust or Suitability/Fitness determination based on client requirements

Qualifications

• Associate's degree

Skills

• Linux expertise
• Strong problem-solving and analytical skills
• Excellent verbal and written communication skills
• Red Hat Certified Engineer (RHCE), CompTIA Linux+, or Linux Professional Institute Certification

Benefits

At Booz Allen, we offer a comprehensive benefits package including health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. We also recognize and reward exceptional performance through our recognition awards program.

Pay

$62,000.00 to $141,000.00 (annualized USD)

Schedule

Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits.