Lead, IT Systems Administration

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Lead, IT Systems Administration (TS/SCI)

Job Code: 37395

Job Location: Camden, NJ (on-site)

Schedule: 9-80 Regular (9/80 Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off)

L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

About L3Harris Technologies:

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across space, air, land, sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 47,000 employees, with customers in more than 100 countries.

Job Description:

L3Harris Technologies is seeking a Senior IT Administrator in its Camden-NJ location. The IT Administrator serves as a technical expert responsible for the effective provisioning, installation, configuration, operation, and maintenance of system hardware, software, and related infrastructure within a classified/high-security environment. This role focuses on maintaining the security, uptime, and performance of networks and servers.

Essential Functions:

• Security and Compliance Management
• System Administration and Maintenance
• Network & Optimization
• Administration and Documentation
• Incident Response
• Backup and Recovery
• Ability to obtain and maintain a TS/SCI with FS Polygraph.

Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field and minimum 9 years of prior relevant experience. Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience.
• Advanced understanding of Windows/Linux administration, Active Directory, virtualization, and network protocol.
• 5+ years of progressively responsible experience in network or systems administration.
• Security+ certification or equivalent industry certifications (e.g., CISSP, MCSA, RHCSA).
• Clearance: Active TS SCI.

Preferred Additional Skills:

• TS/SCI with FS Polygraph preferred.
• CISSP certification preferred.
• Experience supporting multi‑program or mission-critical defense systems.
• Familiarity with Risk Management Framework (RMF) processes, system accreditation, and continuous monitoring.
• Strong coordination skills across engineering, cybersecurity, and government audit teams.
• Scripting: Profici