Senior Specialist, System Administration

L3Harris

Deliver new systems remove equipment as required following the processes dictated by the security team. Assist with RMF and ICD503 compliance as required by security. Top Secret/SCI security clearance.

Last checked on May 14, 2026. We may earn a commission when you click through.

If you have a Top Secret clearance and experience in system administration, this could be a solid fit.

✓ High security clearance requirement ensures specialized team ✓ Engagement in critical compliance processes ✓ Opportunity to work with advanced systems

Senior Specialist, System Administration

L3Harris

Updated 3 hours ago

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Wilmington 📅 2026-05-01

If you have a Top Secret clearance and experience in system administration, this could be a solid fit.

About this role

L3Harris is a global aerospace and defense technology company that provides advanced communications and electronic systems for government and commercial customers.

About the Company

L3Harris specializes in communication and electronic systems, serving various sectors including defense and aerospace.

Key Highlights

✓ Requires Top Secret/SCI security clearance
✓ Focus on RMF and ICD503 compliance
✓ Involves equipment removal and system delivery
✓ Team-oriented security processes

💡 Honest Take: This role is crucial for those with the right clearance but may limit applicants without it.

Pros

✓ High security clearance requirement ensures specialized team
✓ Engagement in critical compliance processes
✓ Opportunity to work with advanced systems

Cons

✗ Top Secret clearance is mandatory
✗ Limited to a specific location in Wilmington
✗ Potentially high-pressure environment due to security demands

Best For: Ideal for candidates experienced in compliance and security processes in tech roles.

Watch Out: Be prepared for strict security protocols and compliance that could limit flexibility.

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What Customers Say

Workers appreciate the security-focused environment but note the stress associated with compliance demands.

Expert Review

The Senior Specialist role at L3Harris is centered around delivering new systems and managing equipment according to security protocols. Candidates must hold a Top Secret/SCI clearance, which narrows the applicant pool significantly. This position emphasizes adherence to RMF and ICD503 compliance, essential for maintaining security integrity.

Working in Wilmington, this role is not for everyone; the security demands can create a high-pressure environment. Those without the necessary clearance will likely find it hard to even apply. The focus on team collaboration within security processes means that applicants should also have strong interpersonal skills.

While the job offers opportunities to engage with advanced systems and technology, the strict clearance requirements may deter potential candidates. According to L3Harris's page, this position demands specialized expertise, making it a niche role in the field of system administration.

Overall, if you have the right security credentials and experience, this position can reveal exciting technical challenges. However, those outside this clearance level will need to look elsewhere for opportunities.