Mission-Critical Systems Administrator - TS/SCI, AWS GovCloud

L3Harris Technologies, Inc.; Melbourne (FL); On-site; USD 110,000 - 140,000; Full time

Job summary

L3Harris Technologies is seeking a skilled Cyber Infrastructure Systems Engineer (Systems Administrator) in Melbourne, FL. The role focuses on securing and operating mission systems in AWS GovCloud and C2S, with hands-on Linux administration, automation, and RMF compliance.

The ideal candidate has TS/SCI clearance, DoD 8570 Level 2 certifications, and experience in securing cross-domain, containerized environments. Local travel to Patrick SFB may be required.

Qualifications

• TS/SCI clearance required or ability to obtain
• Bachelor’s degree with 4+ years of relevant experience (or 2+ with graduate degree)
• DoD 8570.01-M IAT Level 2 certifications: CCNA-Security or Security+ CE or higher

Responsibilities

• Administer, configure, monitor, and troubleshoot Red Hat/CentOS Linux systems in secure environments
• Deploy and manage AWS GovCloud/C2S infrastructure with automation
• Support JBoss-based services and ensure system hardening per DoD controls
• Perform vulnerability management to meet RMF and POA&M requirements
• Coordinate with cybersecurity and network teams for accreditation and incident response

Skills

Red Hat/CentOS

AWS GovCloud

Security Clearance

DoD 8570 IAT2

Automation

JBoss

Education

Bachelor’s Degree

Graduate Degree

Tools

Docker

Kubernetes

VMware

Job description

L3Harris Technologies is seeking a skilled Cyber Infrastructure Systems Engineer (Systems Administrator) in Melbourne, FL. The role focuses on securing and operating mission systems in AWS GovCloud and C2S, with hands-on Linux administration, automation, and RMF compliance.

The ideal candidate has TS/SCI clearance, DoD 8570 Level 2 certifications, and experience in securing cross-domain, containerized environments. Local travel to Patrick SFB may be required.