TS/SCI Poly System Admin

Job Description

Insight Global is looking for a System Administrator to be located in the Colorado Springs area. This role involves comprehensive system administration, configuration management, and release engineering across multi-forest enterprise environments. Responsibilities include maintaining Linux and Windows Server infrastructures, supporting software deployments and database maintenance (Oracle and SQL), and troubleshooting system performance and network connectivity. The position also requires deploying Mission Unique Software in virtualized and containerized environments (VMware, Kubernetes, Docker), managing Active Directory and cross-forest authentication, and administering internal PKI Certificate Authority infrastructure in compliance with DoD and corporate standards. Additional duties include developing SOPs, performing system patching and antivirus updates, conducting Continuous Monitoring (ConMon), and collaborating with cross-functional teams to meet mission and cybersecurity objectives. The role also supports operations and sustainment across interconnected domains, and ensures compliance with IT asset management guidelines.

PR: 60-75/hr DOE

Skills and Requirements

• TS/SCI Clearance with CI Poly adjudicated within 7 years
• Bachelor's in STEM with 4+ years of experience as a System Administrator (additional years in lieu of degree acceptable)
• Security + or higher
• Strong Windows Server administration, Domain Controllers, Group Policy Objects (GPOs) Management, DNS/DHCP, and multi-site replication
• Understanding of Active Directory design
• Background in virtualization infrastructure, including VMware, vCenter, ESXi
• Red Hat Enterprise Linux (RHEL)
• Bash, Ansible, and/or PowerShell scripting
• Experience in infrastructure hardening and compliance validation aligned with DISA STIG, RMF, and NIST 800-53 frameworks
• Comfortable operating in high-tempo, classified environments and collaborating with multidisciplinary engineering and cybersecurity teams.
• Kubernetes, Docker, containerization
• Advanced experience managing Certificate Authorities (CAs), including subordinate CA setup, certificate lifecycle automation, and PKI integration for authentication, web, and system services Proficiency.

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 employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to 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 the recruiting process, please send a request to [email protected].