Tier III Helpdesk (TS/SCI)

Take2 Consulting, LLC; Springfield (VA); On-site; USD 110,000 - 140,000; Full time

Job summary

Take2 Consulting, LLC seeks a Linux Systems Administrator to provide Tier III operations and maintenance support for a federal IT team. The role handles the most complex incidents, working with developers and vendors to drive root-cause resolution while maintaining system documentation and security evidence for audits.

The position requires active TS/SCI clearance and willingness to obtain a polygraph; on-site work in Virginia is expected.

Qualifications

• Provide O&M support for applications and resolve complex incidents.
• Perform Tier 2/3 troubleshooting with developers and vendors.
• Author and maintain SOPs, runbooks, and configuration baselines.
• Support audits with access/configuration evidence and security docs.
• Coordinate testing activities (UAT) and maintain test scripts.

Responsibilities

• Provide O&M support for one or more applications; resolve complex incidents/problems and perform root-cause analysis
• Perform Tier 2/3 troubleshooting, coordinate with developers and vendors, and drive escalations through closure with clear status updates
• Author and maintain SOPs, runbooks, knowledge articles, and configuration baselines, keeping documentation aligned to production behavior
• Coordinate enhancement testing execution (UAT logistics, test evidence, defect triage) and maintain test scripts prior to scheduled testing windows
• Support audits by compiling access/configuration evidence, validating user/role listings, and maintaining system security documentation

Skills

Linux OS

Incident management

Root-cause analysis

Documentation

Audits/compliance

Tools

O&M procedures

Job description

Clearance: Active TS/SCI required; must be willing to obtain a polygraph

About the Role

We're looking for a Linux Systems Administrator to provide Tier III operations and maintenance support for a federal IT support team. This role owns the most complex incidents on the help desk's escalation chain, working directly with developers and vendors to drive root-cause resolution, while also maintaining the system documentation and security evidence needed to support audits.

Responsibilities

• Provide O&M support for one or more applications; resolve complex incidents/problems and perform root-cause analysis
• Perform Tier 2/3 troubleshooting, coordinate with developers and vendors, and drive escalations through closure with clear status updates
• Author and maintain SOPs, runbooks, knowledge articles, and configuration baselines, keeping documentation aligned to production behavior
• Coordinate enhancement testing execution (UAT logistics, test evidence, defect triage) and maintain test scripts prior to scheduled testing windows
• Support audits by compiling access/configuration evidence, validating user/role listings, and maintaining system security documentation