E01-B02 Linux Systems Administrator SME

$100,000 - $125,000/Yr

Expansia - Bay Saint Louis, MS

Full-time - Mid Level

Bay Saint Louis, MS

About the position

The Linux Systems Administrator SME at EXPANSIA will play a crucial role in supporting the Navy's Department of Defense Supercomputing Resource Center (DSRC). This position involves providing expert-level support for critical systems in both classified and unclassified environments, ensuring system availability, reliability, and security in a high-performance computing (HPC) setting. The role offers the opportunity to work with cutting-edge technology and contribute to key research and development efforts for the Department of Defense.

Responsibilities

• Provide full lifecycle support for the entire Linux infrastructure across classified and unclassified spaces.
• Assist with the implementation and support of security policies to ensure compliance with DoD standards.
• Perform troubleshooting and resolution of complex hardware and software issues.
• Administer and support email servers in classified and unclassified environments.
• Handle user management tasks, including account creation, permissions, and security protocols and tools such as Kerberos.
• Collaborate with the networking team to ensure seamless integration and performance.

Requirements

• In-depth experience with Linux server administration, particularly in high-security environments.
• Ability to work well in a team and communicate effectively with network engineers, security specialists, and other infrastructure teams.
• Skilled in identifying issues, troubleshooting, and implementing effective solutions in a timely manner.
• Experience with scripting languages like Bash, Python, or Perl and tools such as Puppet or Ansible to automate system administration tasks.
• Strong understanding of security practices, particularly in a DoD environment, and familiarity with STIGs.
• Comfortable working in a dynamic environment with rapidly changing priorities.
• Excellent ability to document processes, procedures, and system configurations.

Nice-to-haves

• Experience supporting virtual machines, mass storage, and email servers.
• Strong understanding of networking concepts (TCP/IP, DNS, routing, firewalls).
• Familiarity with DoD security guidelines and requirements (STIGs, FISMA, etc.).
• Experience with automation and scripting (Puppet, Ansible, Bash, Python, Perl).
• Experience working in a classified environment.
• Ability to troubleshoot complex systems and infrastructure issues.

Benefits

• Health and wellness programs
• Income protection
• Paid leave
• Retirement and savings programs