Defense System Admin – VMware, RMF, Secret Clearance

By Light Professional IT Services; Tampa (FL); On-site; USD 95,000 - 125,000; Full time

Job summary

By Light Professional IT Services is actively seeking an IT Systems Engineer to support MacDill AFB, FL. The role focuses on evaluating and implementing software, hardware, and tools for the Enterprise Infrastructure, with hands-on engineering support across JNOC activities and JCSE initiatives.

Responsibilities include maintaining Linux and Windows server environments, virtualization platforms, and security controls under RMF. Active Secret clearance and flexible hours are required.

Qualifications

• Bachelor’s degree and 4+ years of experience required.
• Current DoD 8140 (formerly 8570) IAT Level II certification (e.g., CompTIA Security+ce, CCNA Security, CySA+, etc.).
• Virtualization, Linux or Microsoft Certification preferred.

Responsibilities

• Implement, tune and maintain Linux servers, Windows Server, AD CS, IIS, and VMware-based infrastructures.
• Support and manage SCCM for enterprise imaging, updates and deployments.
• Design and maintain ESXi/VMware vSphere environments for server consolidation and virtualization.
• Manage SAN/NAS storage and ensure backups and DR planning.
• Provide security mitigations and RMF-compliant cybersecurity measures.

Skills

4+ years experience

DoD 8140 IAT Level II certification

Virtualization

Linux Certification

Microsoft Certification

Education

Bachelor’s degree

Job description

By Light Professional IT Services is actively seeking an IT Systems Engineer to support MacDill AFB, FL. The role focuses on evaluating and implementing software, hardware, and tools for the Enterprise Infrastructure, with hands-on engineering support across JNOC activities and JCSE initiatives.

Responsibilities include maintaining Linux and Windows server environments, virtualization platforms, and security controls under RMF. Active Secret clearance and flexible hours are required.