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Linux System Administrator

Insight Global, Inc.

Today
Secret
Mid Level Career (5+ yrs experience)
$50 - $85
No Traveling
IT - Hardware
Greenville, TX (On-Site/Office)

Required Skills & Experience

• Bachelor's degree in computer science, Engineering, or a related field
• Minimum of 6 years of experience as a Sys Admin
• Secret Clearance or higher
• Experience with Linux server and workstation systems administration on Red Hat based distributions (RHEL9, RHEL8, RHEL7, Rocky8, CentOS7) to include:
o Break/fix troubleshooting
o Provisioning via Satellite, Kickstart, or Forman
o Network infrastructure services setup and maintenance of DNS, DHCP
o Network storage services setup and maintenance of NFS, automounts, SMB/Samba
o Privilege escalation management
• Security+ certification
• Experience with centralized authentication systems
• Some shell scripting experience (sh/bash or csh/tcsh)

Nice to Have Skills & Experience

• System hardening and auditing to RMF, CMMC, DFARS, NIST 800-171, NIST 800-53
• Configuration management with Ansible/Ansible Automation Platform, AWX, puppet, or chef
• Centralized authentication setup and user/group management (FreeIPA, IDM, Kerberos, LDAP, NIS)
• Code repository administration of git, GitLab, GitHub, SVN
• Scripting in modern languages python, perl
• Basic network administration of layer 2/3 switches
• Supporting multi-OS environments of Linux, Windows, Solaris, and embedded OS's
• Knowledge of DevOps tools (Kubernetes, OpenShift, TeamCity, Docker, Jenkins)
• Experience in building/utilizing CI/CD pipelines
• Experience with cloud platforms
• Certifications RHCSA, RHCE, RHCSS, RHCDS, Security+, CISSP, CISM
• Deep understanding of metrics and monitoring systems
• Experience performing log analysis and other network forensic investigations
• Deep expertise troubleshooting complex distributed systems
• Experience with creating and improving documented procedures and/or playbooks

Job Description

An employer in the Greenville, TX market is looking for a Systems Administrator to join their team. Responsibilities include:
• Deploy, configure, and maintain Workstation and Server Linux OS
• Provide ongoing support and troubleshooting for Linux environments
• Utilize configuration management tools to ensure systems are patched and compliant
• Implement and maintain cybersecurity measures in accordance with DoD, U.S. Government, and Foreign Military Sales requirements, including DISA STIGs and adherence to NIST 800-53 and NIST 800-171 controls
• Continuous oversight of system performance and security
• Provide hardware support for systems within environments and air-gapped lab systems
• Document operational processes, configurations, and system architectures to support management, Security operations, and software teams
• Carry/respond to pager while onsite
• Respond to support requests through Jira issue tracking
• Periodic after hours support for patching and maintenance windows
• On call rotations to support after hours outages
group id: 10112344
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About Us
We aren’t just a staffing company. We’re a company that cares for others. It might sound lofty, but it’s the idea that gets us up every day, determined to make it true. Insight Global is a company that people can anchor to in moments of triumph, struggle, and every time in between. Whoever you are and wherever you come from, you matter to us and we have your back.
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Insight Global, Inc. Jobs


Job Category
IT - Hardware
Clearance Level
Secret