Tier III Helpdesk (TS/SCI)
take2 consultingMcLean, VA
Tier III Helpdesk (TS/SCI)
take2 consultingMcLean, VA
today
Occupations
Network and Computer Systems AdministratorsComputer Systems Engineers/ArchitectsComputer User Support SpecialistsIndustries
Computer Systems Design ServicesOther Computer Related ServicesComputer Facilities Management ServicesAbout the role
Tier III Helpdesk IT Support
Location: Springfield, VA (onsite)
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
Required Qualifications:
- Active TS/SCI clearance
- Willingness to obtain a polygraph
- Minimum 2 years of relevant experience
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JOB OVERVIEW
Experience level
Senior
Location
McLean, VA
Occupation
Network and Computer Systems Administrators
Industry
Computer Systems Design Services
Posted
today
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