E01-B02 Senior Linux System Administrator

$71,000 - $93,000/Yr

Expansia - Vicksburg, MS

Full-time - Mid Level

Vicksburg, MS

About the position

The position at EXPANSIA involves providing program management and technical support to the Engineering Research and Development Center (ERDC) in Vicksburg, MS. The role focuses on Linux System Administration, ensuring the smooth operation of multi-user computer systems, including Linux-based application servers and virtual machines. The position is full-time and permanent, with a salary range of $71,000 - $93,000, depending on various factors such as experience and education.

Responsibilities

• Perform standard Linux System Administration duties to maintain smooth operation of multi-user computer systems.
• Coordinate with network administrators as required.
• Set up administrator and service accounts, maintain system documentation, and tune system performance.
• Install system-wide software and allocate mass storage space.
• Develop and monitor policies and standards for computing resource allocation.
• Participate in the installation, integration, acceptance testing, and ongoing maintenance of HPC systems and software environment.
• Assist with forecasting resource limitations and provide recommendations for increasing efficiency through proper scheduling and load balancing techniques.

Requirements

• Bachelor's Degree and 4 years of experience, or a Master's Degree and 2 years of experience, or an Associate Degree and 6 years of relevant experience in Computer Science.
• DoD 8570 Certification compliance - Security + and OS cert, Linux+, RedHat, etc.
• Experience with compiling, installing, and porting software.
• Ability to understand application scaling issues related to problem resolution and algorithm choice.
• Experience with Storage Architectures: SAN, SAS, FC, SATA, Bandwidth, Performance.
• Ability to manage development of appropriate application benchmarks and analyze results for optimal configurations.
• Familiarity with multi-factor authentication platforms and solutions, and Identity Management such as OpenID, LDAP, and Kerberos.
• Experience programming or troubleshooting Python code.
• Experience with supporting Apache Web Server, Zabbix, Red Hat Satellite, Red Hat Identity Manager, BIND DNS, Ansible, and Gitlab.

Nice-to-haves

• Extensive knowledge of Linux and Unix operating systems concepts and systems administration experience.
• Ability to develop and maintain documentation on system administration procedures for routine and complex tasks.
• Ability to create and maintain Information Assurance (IA) compliance documentation of the Information System.

Benefits

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