System Administrator Level II and III

Core Responsibilities

• Provide support for the implementation, troubleshooting, and maintenance of IT systems
• Manage IT infrastructure and related operational processes
• Perform day-to-day system operations, monitoring, and incident response
• Support client/server, storage, and network devices
• Provide Tier 1 and Tier 2 support based on experience level
• Escalate issues appropriately and communicate status to Government and internal stakeholders
• Support dispatch operations for hardware issues and remain involved through resolution
• Optimize system performance and resource utilization
• Support system capacity analysis and planning
• Configure and manage Linux, Unix, and Windows operating systems
• Install, load, and maintain operating system software
• Troubleshoot and configure network components
• Implement system enhancements to improve reliability and performance
• Maintain accurate system documentation and operational records
• Follow Government-defined ticketing, change management, and operational procedures

Required Qualifications (All Levels)

• Active TS/SCI clearance with Full Scope Polygraph (most recent poly within the last 7 years)
• DoD 8570 IAT II certification
• Experience administering Linux-, Unix-, or Windows-based systems
• Experience supporting enterprise infrastructure environments
• Strong troubleshooting and documentation skills
• Strong verbal and written communication skills
• Ability to support mission-critical systems in a 24/7 operational environment (as required)
• Ability to collaborate with Government and contractor personnel