Systems Administrator

Key Responsibilities

• Support the implementation, maintenance, and troubleshooting of IT systems and infrastructure.
• Manage daily operations, configuration, and performance of IT systems across enterprise environments.
• Provide Tier 1 (Help Desk) and Tier 2 (Escalation) support, including problem identification, diagnosis, and resolution.
• Maintain system integrity and configure network components to support reliable operations.
• Optimize system performance and resource utilization, including capacity planning and analysis.
• Troubleshoot complex system, hardware, and software integration issues.
• Provide detailed analysis and feedback for escalated tickets and system issues.
• Support system design, mission architecture, and associated hardware solutions.
• Apply knowledge of system administration interdependencies within Service-Oriented Architecture (SOA) environments.
• Analyze and resolve complex issues related to server hardware, applications, and system integrations.

Qualifications

• Minimum of 15 years of experience as a System Administrator supporting programs of similar scope, type, and complexity.
• Bachelor’s degree in a technical discipline from an accredited college or university. An additional 5 years of relevant experience may be substituted in lieu of a degree.
• Strong experience with UNIX and Windows systems administration.
• Demonstrated ability to troubleshoot complex IT systems and support enterprise environments.
• Experience with system performance tuning, capacity planning, and infrastructure optimization.
• Familiarity with Service-Oriented Architecture (SOA) concepts and system dependencies.

About the Role

The Level 3 System Administrator supports the implementation, troubleshooting, and maintenance of enterprise Information Technology (IT) systems and infrastructure. This role provides advanced technical support across a wide range of systems, including client/server environments, storage, network devices, and mobile platforms, while ensuring system reliability, performance, and security.