Systems Admin II — Desktop & Server Ops (On-Site)

SAIC; Springfield (VA); On-site; USD 80,000 - 120,000; Full time

Job summary

SAIC is seeking a Senior Systems Administrator II – Desktop Support to join our MAJESTIC Joint Program Office team in Springfield, VA. On-site only, you will maintain mission-critical Windows and RHEL systems, and Nutanix platforms, ensuring performance, security, and reliability of a large enterprise IT environment.

You will handle patching, AD administration, scripting, and cross-team collaboration, applying RMF and DoD controls.

Qualifications

• 3–6 years of professional IT enterprise support experience.
• Certifications: CompTIA Cloud+ or Security+ or GIAC/GSEC/SSCP.
• Bachelor’s degree in Cybersecurity, CS, IT, or related field.
• Proficient Windows Server administration and AD/DNS/group policy.
• Strong RHEL knowledge and security hardening.
• Experience with virtualization (VMware/Hyper-V).
• Scripting skills (PowerShell, Bash, Python).
• RMF/NIST DoD 8510.01 security compliance.

Responsibilities

• Administer Windows Server and RHEL systems for availability and security.
• Manage patching with WSUS, SCCM, and Ansible.
• Develop automation scripts in PowerShell, Bash, or Python.
• Implement AD and group policies; integrate with RHEL.
• Monitor infrastructure with Splunk, Nagios, SolarWinds, Grafana.
• Maintain system documentation and SOPs.
• Collaborate across teams to align Windows, Linux, and Nutanix environments.
• Provide desktop support for on-site enterprise IT.

Skills

Windows Server

Active Directory

RHEL

VMware/Hyper-V

Scripting

Monitoring Tools

Networking Basics

Security & Compliance

Education

Bachelor's Degree in Cybersecurity/CS/IT

Tools

WSUS

SCCM

Ansible

Nutanix

VMware

Splunk

Job description

SAIC is seeking a Senior Systems Administrator II – Desktop Support to join our MAJESTIC Joint Program Office team in Springfield, VA. On-site only, you will maintain mission-critical Windows and RHEL systems, and Nutanix platforms, ensuring performance, security, and reliability of a large enterprise IT environment.

You will handle patching, AD administration, scripting, and cross-team collaboration, applying RMF and DoD controls.