Senior Systems Administrator II — Desktop & Enterprise IT

Saic; Newington (VA); On-site; USD 80,000 - 120,000; Full time

Job summary

SAIC is seeking a Senior Systems Administrator II – Desktop Support to join the MAJESTIC JPO Team in Springfield, VA, supporting an on-premises enterprise IT environment. This role focuses on desktop maintenance of mission-critical systems and infrastructure across Windows Server, RHEL, and Nutanix platforms.

The successful candidate will perform on-site administration, patching, scripting, AD management, and monitoring with Nagios, Splunk, SolarWinds, and Grafana.

Qualifications

• High School diploma/GED.
• Bachelor’s degree in Cybersecurity, Computer Science, IT, or related field.
• 3-6 years of professional experience managing and supporting enterprise IT environments.
• Certifications: CWF ID 451 or equivalent (CompTIA Cloud+, CompTIA Security+, GICSP, GSEC, SSCP) or RHCSA/RHCE, VMware, Nutanix, ITIL v4.
• Experience with Windows Server admin (AD, DNS, GPO), RHEL, virtualization (VMware/Hyper-V).

Responsibilities

• Perform day-to-day system administration for Windows Server and RHEL systems.
• Monitor performance and ensure security/compliance of enterprise infrastructure.
• Manage patching across Windows and Linux with WSUS, SCCM, and Ansible.
• Write and maintain scripts (PowerShell, Bash, Python) to automate tasks.
• Administer Active Directory and cross-platform integration with RHEL.
• Monitor systems with Nagios, Splunk, SolarWinds, Grafana.
• Collaborate to integrate Windows, Linux, Nutanix environments.
• Document diagrams, SOPs, and recovery procedures.
• Provide technical support for applications using Windows, RHEL, Nutanix.
• Evaluate and implement new infrastructure technologies.

Skills

Windows Server

Active Directory

RHEL

Hyper-V

Scripting

Monitoring tools

Networking

Education

Bachelor’s Degree in Cybersecurity / CS / IT

Tools

WSUS

SCCM

Ansible

Nagios

Splunk

SolarWinds

Grafana

PowerShell

Python

Job description

SAIC is seeking a Senior Systems Administrator II – Desktop Support to join the MAJESTIC JPO Team in Springfield, VA, supporting an on-premises enterprise IT environment. This role focuses on desktop maintenance of mission-critical systems and infrastructure across Windows Server, RHEL, and Nutanix platforms.

The successful candidate will perform on-site administration, patching, scripting, AD management, and monitoring with Nagios, Splunk, SolarWinds, and Grafana.