Tier 2 Windows Help Desk

Under general supervision, the Tier 2 System Administrator supports the maintenance, administration, backup, recovery, reporting, and overall lifecycle management of designated hardware operating systems and software applications. This role is responsible for managing user accounts and role-based access privileges while ensuring system availability and performance. The position provides Tier 2 Help Desk support during core business hours and participates in 24/7 on-call rotation, including after-hours, holiday, and incident response support for operationally critical systems. Support services are delivered via a centralized phone number and monitored email account in coordination with the Task Lead and/or Program Manager. Responsibilities also include supporting Two Person Integrity (TPI) requirements and IT Configuration Management. The ideal candidate demonstrates strong interpersonal, oral, and written communication skills, with the ability to effectively interact with military, civilian, and contractor personnel at all levels.