DoD-Cleared Cyber Infrastructure Engineer & Systems Admin

Jobtome; Palmer Lake (CO); On-site; USD 71,000 - 131,000; Full time

Benefits offered by this job

Health insurance

401(k) match

FSAs

EAP

Education assistance

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies in Colorado Springs, CO seeks a Sr. Associate Cyber Infrastructure Systems Engineer to administer Windows servers/workstations in a cleared DoD environment. You will patch, harden, monitor, and support RMF/audit activities to ensure reliability and compliance.

The role requires DoD compliance, IAT Level 2, and security certifications, with career growth in a mission-focused defense setting.

Qualifications

• Bachelor's Degree and 2+ years related experience.
• Graduate Degree or equivalent with 0 to 2 years of related experience.
• In lieu of a degree, minimum of 6 years of related experience.
• Secret Clearance.
• DoD 8570.01-M IAT Level 2 Required.
• Professional Certifications: CCNA- Security, Security+ CE, or higher certification.

Responsibilities

• Administer, maintain, and support Windows-based servers/workstations in a cleared DoD environment.
• Deploy OS patches, security updates, and hotfixes per maintenance schedules.
• Implement DoD STIGs and security policies for system hardening.
• Perform vulnerability identification and remediation for RMF/audit readiness.
• Monitor performance and health to ensure mission system reliability.
• Troubleshoot hardware/software/OS/access issues per security procedures.
• Maintain configurations, change records, and documentation for CM/compliance.
• Coordinate with cybersecurity, network, and program teams for accreditation and incident response.

Skills

Security clearance

IAT Level 2

System hardening

Patch management

Vulnerability remediation

Education

Bachelor's Degree or higher

Graduate Degree

6+ years experience in lieu of degree

Tools

CCNA-Security

Security+ CE

KVM

VMware vSphere

OpenShift

Docker

RHEL

Job description

L3Harris Technologies in Colorado Springs, CO seeks a Sr. Associate Cyber Infrastructure Systems Engineer to administer Windows servers/workstations in a cleared DoD environment. You will patch, harden, monitor, and support RMF/audit activities to ensure reliability and compliance.

The role requires DoD compliance, IAT Level 2, and security certifications, with career growth in a mission-focused defense setting.