Demo

System Administrator III

Reflexive Concepts
Annapolis, MD Full Time
POSTED ON 4/25/2026
AVAILABLE BEFORE 5/25/2026
Reflexive Concepts is seeking a skilled System Administrator III to join our team!

The System Administrators must provide Infrastructure Server and Sustainment services, which the Government will use to enhance and complement High Performance Computing (HPC) sustainment capabilities across two sites and geographic locations, to include the integration and management of the Exceptionally Controlled Information (ECI) data system. Server Ops team members and the Government monitoring service (in some cases 24x7x365) both monitor systems. All Systems will be integrated and utilize Government monitoring services. The Government monitoring service will monitor and report problems to the Team via Email/phone during business hours.

Requirements

  • Provide support for implementation, troubleshooting and maintenance of IT systems
  • Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems
  • Manage the daily activities of configuration and operation of IT systems
  • Provide assistance to users in accessing and using IT systems
  • Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems
  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
  • Provide support for the escalation and communication of status to agency management and internal customers
  • Optimize system operations and resource utilization, and perform system capacity analysis and planning
  • Provide in-depth experience in trouble-shooting IT systems
  • Provide detailed analysis and feedback to agency management and internal customers for escalated tickets
  • Provide support for the dispatch system and hardware problems and remains involved in the resolution process
  • Configure and manage Linux, Unix, and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance
  • Support the design of systems, mission architecture and associated hardware
  • Possess a working knowledge and understanding of system administration interdependencies as part of the Service Oriented Architecture (SOA)
  • Analyze and resolve complex problems associated with server hardware, applications and software integration    
  • DoD 8570 IAT II level certification required

Salary.com Estimation for System Administrator III in Annapolis, MD
$121,829 to $149,997
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