Systems Administrator (Linux/Unix)

Ability to lift 30 pounds

" Must possess a CompTIA Security+ or equivalent DoD 8572 qualified certificate (or obtain within the first 60 days of employment)

" Experience with Linux or Unix operating systems

" Install operating system security patches and firmware updates

" Create/manage security groups

" Coordinate hardware repair activities

" Diagnose and resolve hardware/software problems/issues

" Create scripts to automate system administration tasks

" Create/edit Standard Operating Instructions (SOI) documentation

Desired Skills

" Experience with RedHat Enterprise Linux (RHEL) versions 6, 7, 8, & 9

" Experience administering virtual machines with VMWare ESXi

" Performing routine server/workstation patching per guidelines

" Proficiency in automation with shell and Ansible

" Successfully install server and associated hardware

" Successfully install/configure software applications and programs

" Managing servers in a disconnected environment

" Experience with vulnerability remediation and security management (system hardening, log management, configuration management [i.e., Nessus, Trellix, Splunk, SCAP, HBSS])

" Proficiency managing and implementing backup and disaster recovery for Linux systems

" Knowledge of National Industrial Security Program Operating Manual (NISPOM), Risk Management Framework (RMF) and Security Technical Implementation Guide (STIG) Requirements

" Experience managing Linux systems with NAS/SAN attached storage; ability to troubleshoot storage issues

" Experience implementing and mangaging end user authentication for Linux systems in a mixed authentication environment: NIS & SSSD experience preferred

" Previous experience with any of Solaris, AIX, POWER, SPARC