Systems Administrator II – Desktop Support

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 the MAJESTIC JPO team in Springfield, VA. On-site role supporting Windows Server, RHEL, and Nutanix in a large enterprise environment.

Responsibilities include patching, scripting, AD management, and ensuring security/compliance with RMF, NIST, and DoD 8510.01. On-site work with opportunities for remote work as dictated by program needs.

Qualifications

• Experience managing enterprise IT environments (3–6 years).
• Certifications or degree aligning with DoD cyber workforce requirements.

Responsibilities

• Administer Windows Server and RHEL, ensure security and performance.
• Manage patching using WSUS, SCCM, Ansible.
• Develop scripts to automate routine tasks.
• Configure AD, GPOs, and cross‑platform integration with RHEL.
• Monitor with Nagios/Splunk/SolarWinds/Grafana for health and issues.
• Collaborate on integrating Windows, Linux, Nutanix into infra.
• Document systems with diagrams, SOPs, recovery plans.
• Support apps using Windows/RHEL/Nutanix and evaluate new tech.

Skills

Windows Server Admin

RHEL Admin

VMware/Hyper-V

Scripting (PowerShell/Python)

Active Directory/Group Policy

Monitoring tools (Splunk/Nagios/Grafna

Education

Bachelor’s Degree in Cybersecurity/CS/IT

High School diploma/GED

Tools

SCCM/WSUS

Ansible

Nutanix

AD, DNS, GPO

Scripting: PowerShell, Bash, Python

Nagios, Splunk, SolarWinds, Grafana

Job description

Minimum Clearance Required TS.SCI

Job ID 2616523

Location Springfield, VA, US

Date Posted 2026-09-03

Category Information Technology

Subcategory Sys Administrator

Schedule Full-Time

Shift Day Job

Travel Yes - 10% of the time

Minimum Clearance Required TS.SCI

Clearance Level Must Be Able to Obtain TS/SCI with Poly

Potential for Remote Work ORA_ON_SITE

Description

SAIC is seeking a highly motivated and skilled Senior Systems Administrator II – Desktop Support to join our MAJESTIC Joint Program Office (JPO) Team in support of an on-premises enterprise IT environment. This individual will provide desktop maintenance of mission-critical systems and infrastructure, including Windows Servers, Red Hat Enterprise Linux (RHEL), and Nutanix hyper-converged platform solutions.

The successful candidate will serve as a member of a dynamic team responsible for ensuring the performance, reliability, and security of a large-scale enterprise IT environment. The Systems Administrator II – Desktop Support will be responsible for desktop administration, patch management, system troubleshooting, and the implementation of new capabilities to meet operational and mission requirements. This role requires direct on-site support in Springfield, VA location.

Key Responsibilities

• Perform day-to-day system administration tasks to ensure the availability, security, and performance of critical enterprise Windows Server and RHEL systems
• Monitor system performance and maintain enterprise infrastructure for compliance with security and reliability requirements
• Manage patching across Windows and Linux servers using tools like WSUS, Microsoft SCCM, and Ansible
• Write and maintain scripting solutions (e.g., PowerShell, Bash, or Python) to automate repetitive administrative tasks and improve operational efficiency
• Implement and administer Active Directory (AD), including group policies, user administration, and cross-platform integration with RHEL
• Leverage monitoring tools such as Nagios, Splunk, SolarWinds, and Grafana to monitor health and resolve issues proactively
• Collaborate with cross-functional teams to ensure proper integration of Windows, Linux, and Nutanix environments into overall enterprise infrastructure
• Analyze and troubleshoot system performance or configuration issues and implement long-term solutions to systemic challenges
• Maintain detailed technical documentation, including system diagrams, SOPs, and recovery procedures
• Provide technical support for application teams leveraging Windows Servers, RHEL systems, and Nutanix, ensuring seamless operations
• Assist with evaluating and implementing new infrastructure technologies, tools, and processes to drive continuous improvement

Qualifications

Required Qualifications

• High School diploma/GED

Certifications (CWF Requirements)

• Candidates must satisfy Cybersecurity Workforce Framework (CWF)ID 451 (System Administrator – Intermediate Level)requirements, as outlined byNavy COOL This requirement can be met by possessing one or more of the following qualifying certifications
• CompTIA Cloud+
• CompTIA Security+
• GIAC Global Industrial Cyber Security Professional (GICSP)
• GIAC Security Essentials Certification (GSEC)
• Systems Security Certified Practitioner (SSCP)

OR This requirement can be met through

• ABachelor’s Degreein Cybersecurity, Computer Science, IT, or a related field

Experience

• 3-6 years of professional experience managing and supporting enterprise-level IT environments

Technical Skills

• Expertise in Windows Server administration, including Active Directory, DNS, and group policy management
• Strong knowledge of Red Hat Enterprise Linux (RHEL), including configuration, management, troubleshooting, and security hardening
• Comprehensive understanding of enterprise virtualized environments (e.g., VMware, Hyper-V) and managing VMs in multi-hypervisor architectures
• Experience with backup and recovery solutions, clustering, and high availability (HA) architectures
• Proficiency in scripting and automation using tools like PowerShell, Bash, or Python to streamline operations
• Expertise in system performance monitoring and troubleshooting tools (e.g., Splunk, Nagios, SolarWinds, or Grafana) for diagnostics and proactive issue resolution
• Hands-on experience with network services (e.g., DHCP, TCP/IP, load balancing, and VLAN configurations)
• Strong understanding of security and compliance standards, including RMF, NIST 800-53, and DoD 8510.01, for ensuring infrastructure meets operational requirements

Preferred Certifications (In Addition To CWF Requirements)

• Microsoft Certified Windows Server Hybrid Administrator Associate
• Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE)
• Nutanix Certified Professional (NCP) or advanced Nutanix certifications
• VMware Certified Professional (VCP)
• ITIL v4 Foundation or equivalent

Clearance Requirement

• Active TS/SCI clearance with the ability to obtain and maintain a TS/SCI with Poly

Work Environment and Notes

• On-Site Work All work must be conducted on-site in Springfield, VA
• Program Scope Supports on-premises enterprise IT environments, including virtualized Windows servers, MS SQL Server databases, and networking layers
• Subcontractor Role Responsibilities and compensation vary based on the subcontract agreement, with a competitive salary aligned to market rates and role-specific requirements

Target salary range $80,001 - $120,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.