Sr. Systems Admin – Secure Windows/Desktop Support

L3Harris Technologies; Palm Bay (FL); On-site; USD 85,000 - 120,000; Full time

Job summary

L3Harris Technologies is seeking a Sr. Associate Systems Administrator in Palm Bay, FL to support classified Windows desktop systems and essential applications.

You will perform system updates, patching, and security hardening, while coordinating with program engineering teams to deliver IT solutions aligned with schedules. The role requires strong communication with management and non-technical stakeholders, a Bachelor’s degree (or equivalent experience), and an active TS/SCI clearance with

Qualifications

• Bachelor’s Degree required; or 6+ years of related experience in lieu.
• Experience with Microsoft Windows and Microsoft Office applications.
• Working knowledge of Windows and/or Linux operating systems, networking protocols, PowerShell, and security best practices.
• Current active TS/SCI clearance with a full-scope polygraph.

Responsibilities

• Provide end-user desktop support for systems and applications both locally and across the classified WAN.
• Perform routine system updates, patching, and hardening to reduce vulnerabilities and maintain compliance with applicable standards.
• Partner with program engineering teams to understand requirements and deliver IT solutions aligned with program needs and schedules.
• Communicate technical issues, risks, and recommendations effectively to management and non-technical stakeholders.

Skills

Windows OS

PowerShell

Networking basics

Security best practices

Microsoft Office

Clearance TS/SCI

Education

Bachelor’s Degree or equivalent experience

Tools

VMware

Commvault

RHEL 8/9

CentOS

Job description

L3Harris Technologies is seeking a Sr. Associate Systems Administrator in Palm Bay, FL to support classified Windows desktop systems and essential applications.

You will perform system updates, patching, and security hardening, while coordinating with program engineering teams to deliver IT solutions aligned with schedules. The role requires strong communication with management and non-technical stakeholders, a Bachelor’s degree (or equivalent experience), and an active TS/SCI clearance with