TS/SCI Systems Administrator & Help Desk Specialist

Peraton; Chantilly (VA); On-site; USD 112,000 - 179,000; Full time

Benefits offered by this job

25 days PTO

Bonus plan

Subsidized benefits

Job summary

Peraton is seeking a Systems Administrator / Help Desk Support Specialist to provide hands-on technical support, system administration, and troubleshooting for mission-critical infrastructure. You will handle Tier 1/2 tickets, configure workstations/servers, and ensure secure, compliant operations.

Responsibilities include account provisioning, patching, incident documentation, and collaboration with senior engineers. A DX-friendly environment, with a focus on reliability and security.

Qualifications

• Requires TS/SCI clearance with polygraph eligibility.
• DoD 8570/8140-compliant certification (e.g., Security+) or ability to obtain within [X] days of hire.
• Working knowledge of Windows and Linux operating systems and Active Directory
• Familiarity with ticketing systems and IT service management processes
• Strong customer service, communication, and problem-solving skills

Responsibilities

• Provide Tier 1/Tier 2 help desk support, responding to and resolving user-submitted tickets in a timely manner
• Install, configure, and maintain workstations, servers, and peripheral equipment
• Troubleshoot hardware, software, network, and connectivity issues for end users
• Perform routine system administration tasks, including account provisioning, access management, and patching
• Support compliance with security policies and accreditation requirements (e.g., RMF, NIST 800-53)
• Document incidents, resolutions, and standard operating procedures in the ticketing system
• Escalate complex technical issues to senior administrators or engineering teams as needed
• Assist with system monitoring, backups, and routine maintenance activities
• Support onboarding/offboarding of users, including equipment setup and account deactivation

Skills

TS/SCI clearance

Security+ / DoD 8570/8140

Windows

Linux

Active Directory

Ticketing systems / ITSM

Customer service

Communication

Education

BS/BA in CS/IT or related field

MS/MA (preferred or in lieu of degree)

Tools

Ticketing systems (ITSM)

Job description

Peraton is seeking a Systems Administrator / Help Desk Support Specialist to provide hands-on technical support, system administration, and troubleshooting for mission-critical infrastructure. You will handle Tier 1/2 tickets, configure workstations/servers, and ensure secure, compliant operations.

Responsibilities include account provisioning, patching, incident documentation, and collaboration with senior engineers. A DX-friendly environment, with a focus on reliability and security.