Application Support Specialist (Clearance Required)

ICF • Reston, VA, United States • Posted June 06, 2026

Location Reston, VA
Job Type Full-time
Category other-general
Posted June 06, 2026
Description

**Position Overview**

The Tier 3 Support Specialist provides advanced technical and operational support for mission‑critical systems. This role focuses on incident response, defect triage, and sustained operational support to ensure system availability, performance, and reliability. The ideal candidate brings hands‑on troubleshooting experience, strong analytical skills, and the ability to work effectively in a fast‑paced, operational environment.

**Key Responsibilities**

+ Provide Tier 3 technical support for SWFT and FTS applications and services
+ Lead and participate in incident response, including issue identification, root‑cause analysis, mitigation, and resolution
+ Perform defect triage, analyzing reported issues, validating defects, and coordinating with development and engineering teams
+ Monitor system health and performance using monitoring and logging tools
+ Document incidents, resolutions, and troubleshooting st...

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