Linux Administrator

Job Description Design, deploy, and maintain Linux servers, with a focus on RHEL and Ubuntu distributions. Implement and manage security controls such as SELinux, FIPS mode, firewalls, and access policies. Harden Linux systems in line with STIG, NIST 800-171, and CMMC Level 2 compliance guidelines. 75-95K perm Contract to hire onsite in Midtown We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to View email address on click.appcast.io. To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: Skills and Requirements Experience managing and supporting Linux environments for an organization. Associate's Degree in related discipline or equivalent combination of education and experience. Two or more years of relevant experience. Eligible for DOD Secret Clearance - Bachelor's Degree in related discipline or equivalent combination of education and experience. Four or more years of relevant experience. Extensive experience supporting RHEL and Ubuntu systems with secure protocols like FIPS, and SELinux. Demonstrated experience hardening Linux systems to STIG, NIST 800-171, and CMMC Level 2 standards. Hands-on experience using Ansible, GitLab, and Infrastructure-as-Code tooling to manage Linux systems. Strong background in system administration, patch management, and backup/recovery. Experience mentoring junior administrators. Strong general IT foundation, including networking fundamentals (TCP/IP, DNS, DHCP), troubleshooting methodology, and familiarity with ITIL-based practices such as incident, problem, and change management. Relevant industry certifications are a plus (e.g., CompTIA Linux+, Red Hat RHCSA/RHCE, Security+). Excellent written and verbal communication skills and the ability to work effectively across teams. Windows and MacOS support experience. #J-18808-Ljbffr Insight Global