System Administrator III

Role Overview

• Provide advanced operational and infrastructure support for a mission-critical enterprise datacenter environment supporting the Indian Health Service (IHS).
• Serve as a senior technical resource responsible for maintaining the availability, security, and performance of enterprise systems across Microsoft Windows, Linux, and VMware environments.
• Function as a Subject Matter Expert (SME) for Shared Services Enterprise Datacenter operations, providing Tier III technical support, leading infrastructure initiatives, and supporting enterprise modernization efforts.
• Administer, maintain, and support enterprise Microsoft Windows and Linux server environments.
• Perform daily systems administration activities, including server maintenance, patch management, account administration, monitoring, and issue resolution.
• Provide Tier III operational and technical support for escalated infrastructure incidents.
• Execute enterprise backup, recovery, and disaster recovery procedures for Data Operations Center (DOC) systems.
• Perform hardware and software upgrades, system configuration, resource allocation, performance tuning, and capacity planning.
• Administer and troubleshoot VMware virtualization infrastructure.
• Monitor enterprise systems utilizing Microsoft management tools and datacenter monitoring solutions.
• Support physical datacenter operations, including environmental monitoring systems, DCIM applications, and physical security technologies.
• Develop, maintain, and update technical documentation, standard operating procedures (SOPs), system diagrams, and project documentation.
• Develop and maintain automation scripts using PowerShell, Visual Basic, .NET, C#, or other scripting languages to improve operational efficiency.
• Lead infrastructure implementation projects, system upgrades, migrations, and operational improvement initiatives.
• Coordinate technical activities across multiple departments and project teams.
• Analyze and resolve highly complex infrastructure issues with minimal supervision.
• Ensure compliance with organizational security standards, policies, and applicable federal regulations.
• Maintain accurate documentation of incidents, changes, configurations, and system performance metrics.
• Provide technical mentoring and guidance to junior support personnel when appropriate.
• Perform other duties as assigned.

Requirements

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related technical discipline, or an equivalent combination of education and experience.
• Minimum of five (5) years of progressively responsible experience administering enterprise server infrastructure.
• Extensive experience supporting enterprise datacenter operations.
• Strong knowledge of Microsoft Windows Server operating systems.
• Strong knowledge of Linux operating systems.
• Hands-on experience administering VMware virtualization environments.
• Experience supporting enterprise backup and recovery operations.
• Knowledge of Data Center Infrastructure Management (DCIM) platforms.
• Experience supporting physical datacenter monitoring and security systems.
• Experience using Microsoft enterprise management tools.
• Ability to develop scripts utilizing PowerShell, Visual Basic, .NET, C#, or similar scripting languages.
• Strong analytical, troubleshooting, and problem-solving skills.
• Demonstrated ability to lead infrastructure projects.
• Excellent written, verbal, and interpersonal communication skills.
• Ability to work independently with minimal supervision.
• U.S. Citizenship required.
• Ability to successfully obtain and maintain all required government background investigations and system access.
• In accordance with contract requirements, employees assigned to this position must obtain the following certifications within three (3) months of onboarding: CompTIA Server+ CE, CompTIA Cloud+ CE, CompTIA Security+ CE.

Tech Stack

• Cloud
• Linux
• VMware
• .NET

Benefits

• Equal Employment Opportunity
• Commitment to fostering a diverse and inclusive workforce