IT Systems Administrator

IT System Administrator - GEP Program
100% Onsite in Scottsdale, AZ | Federal Defense Contractor
Join a mission-critical program supporting national defense infrastructure. This is your chance to work at the intersection of systems administration and cybersecurity, directly shaping the security posture of systems that matter.
Why This Role:
You will join a cross-functional team where your work has real impact. This isn't routine IT support - you'll be hands-on with Risk Management Framework activities, automation, and continuous monitoring that protects critical systems throughout their entire lifecycle. If you want to grow your skills in both systems administration and cybersecurity while working on meaningful federal defense work, this role offers that path.
What You'll Do:
Systems Administration
- Own server installation, configuration, upgrades, and ongoing maintenance
- Manage hardware and software configuration across systems
- Build and maintain Ansible playbooks to automate configuration management
Cybersecurity and Risk Management
- Drive continuous monitoring efforts: weekly audit reviews, media reviews, and monthly vulnerability scans
- Execute security testing and evaluation to validate proper implementation of security controls
- Partner with Cyber Engineering to assess and mitigate vulnerabilities across the system lifecycle
- Lead incident response and remediation when issues arise
- Ensure systems align with internal security policies and the System Security Plan (SSP) from deployment through decommissioning

Required Skills

- Must be US Citizen due to government requirement
- Must be willing and able to obtain a DoD Secret clearance
- Bachelor's degree in a related specialized STEM area is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience.
- Must be able to pass a background check including criminal, credit, education, employment and drug test.
Required Experience:
- RHEL (Red Hat Enterprise Linux) & Windows Administration Experience
- Experience with various system security assessment/hardening tools - SCAP Compliance Checker, STIG Viewer, ACAS/Nessus, etc.
- Knowledge of Ansible and experience developing and maintaining Ansible playbooks
- Self-starter with the ability to operate independently with minimal supervision
- Proficient in Installation and configuration of servers
- Understanding of STGs & Vulnerability resolution
- Trained and proficient in Assured File Transfer (AFT) procedures
- Server installation and configuration
- Third party software application installation and setup for both system functionality and Cyber security services
- Identity Manager and Domain Administration
- VMware experience
- Bash and python scripting
- Docker administration skills
- General network administration
- DHCP, NFS setup
- Experience with various system security assessment/hardening tools - STIG Viewer, ACAS/Nessus, etc.
- Trained and proficient in Assured File Transfer (AFT) procedures