Senior Linux Systems Engineer – TS/SCI Clearance

Peraton; Town of Florida, Northern (NY, KY); Hybrid; USD 110,000 - 170,000; Full time

Job summary

Peraton is seeking a System Engineer to support SITEC 3 Enterprise Operations and Maintenance at MacDill AFB, FL. The role focuses on managing secure Linux server environments with Windows Server integration, ensuring availability, performance, and security across on‑prem and cloud platforms.

The ideal candidate has DoD 8570 IAT II certification, DoW 8140 compliance, and TS/SCI clearance. You will work with identity governance platforms and collaborate across multiple time zones to deliver

Qualifications

• Hands-on Linux system administration in enterprise environments.
• Experience with Windows Server and hybrid Linux/Windows ops.
• Proficient in identity governance and access management (IGA) solutions.
• Security controls, STIG compliance, and patch management practices.

Responsibilities

• Ensure system availability, integrity, performance, and security across on‑prem and cloud environments.
• Manage and secure enterprise Linux servers with Windows Server integration.
• Collaborate with cross‑functional teams and produce clear documentation of systems and processes.

Skills

Linux system administration

Windows Server

Identity governance (IGA)

IGA platforms

Security controls & STIGs

Cross‑functional collaboration

Clear documentation

Scripting (bash/PowerShell)

Education

HS Diploma + 12+ years experience

AS/AA degree + 10+ years experience

BS/BA + 8+ years experience

MS/MA + 6+ years experience

Tools

Active Directory/Entra ID

DNS

PKI

PowerShell

Bash

Job description

Peraton is seeking a System Engineer to support SITEC 3 Enterprise Operations and Maintenance at MacDill AFB, FL. The role focuses on managing secure Linux server environments with Windows Server integration, ensuring availability, performance, and security across on‑prem and cloud platforms.

The ideal candidate has DoD 8570 IAT II certification, DoW 8140 compliance, and TS/SCI clearance. You will work with identity governance platforms and collaborate across multiple time zones to deliver