Systems Administrator II – Desktop Support

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 the 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. 

SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.