Systems Administrator

Leidos; Florida; On-site; USD 73,000 - 133,000; Full time

Job summary

Leidos seeks a Systems Administrator at MacDill AFB, FL to support mission critical operations. You will manage both classified and unclassified systems, ensuring reliability and security in a dynamic environment.

The role emphasizes VMware vSphere, Horizon, VDI, Nutanix AOS, and Windows Server with AD/GP management, requiring an active Secret clearance and DoD IAT Level I or higher. Travel may be required.

Qualifications

• Bachelor’s degree with 4+ years of relevant experience, or Master’s degree with 2+ years of experience.
• DoD IAT Level I or higher, or Security+ / Network+ certification.
• Active Secret clearance.
• Experience with VMware vSphere, VDI environments.
• Familiarity with Nutanix AOS.
• Experience building and deploying ESXi servers and clusters.
• Experience creating VMware images for Windows Server and Windows 10/11.
• Active Directory and Group Policy management.
• Willingness to travel with a US passport.

Responsibilities

• Install, operate, and maintain a range of physical and virtual systems.
• Design, plan, and execute system backups and disaster recovery processes.
• Perform daily operations and maintenance of VMware technologies including ESXi, Horizon, vCenter, and vSphere.
• Manage and maintain enterprise storage solutions such as Nutanix and Dell platforms.
• Support virtual desktop infrastructure including virtual desktops and connection brokers.
• Build and deploy virtual desktop images using established USMC standard ISOs.
• Apply system patches, updates, and fixes across environments.
• Monitor, analyze, and optimize system performance across hardware, software, and network services.
• Maintain cybersecurity compliance and accreditation for all supported systems.

Skills

VMware vSphere

Horizon

vCenter

VDI

Nutanix AOS

Windows Server

Active Directory

Group Policy

Zero client

Security+ / DoD IAT

Education

Bachelor’s degree + 4+ years

Master’s degree + 2+ years

Tools

Nutanix AOS

ESXi

Job description

Systems Administrator
Location: MacDill AFB, FL

Leidos is seeking a motivated and detail oriented Systems Administrator to support mission critical operations at MacDill AFB. This role is ideal for an early career professional who thrives in dynamic environments and is eager to build hands on experience managing both classified and unclassified systems.

You will play a key role in supporting the maintenance, optimization, and security of enterprise systems that directly contribute to operational readiness.

Key Responsibilities

• Install, operate, and maintain a range of physical and virtual systems.
• Design, plan, and execute system backups and disaster recovery processes.
• Perform daily operations and maintenance of VMware technologies including ESXi, Horizon, vCenter, and vSphere.
• Manage and maintain enterprise storage solutions such as Nutanix and Dell platforms.
• Support virtual desktop infrastructure including virtual desktops and connection brokers.
• Build and deploy virtual desktop images using established USMC standard ISOs.
• Apply system patches, updates, and custom fixes across supported environments.
• Monitor, analyze, and optimize system performance across hardware, software, and network services.
• Maintain cybe.rsecurity compliance and accreditation for all supported systems

Basic Qualifications

• Bachelor’s degree with 4+ years of relevant experience, or Master’s degree with 2+ years of experience. Additional experience may be considered in lieu of a degree.
• DoD IAT Level I certification or higher, or Security+ / Network+ certification.
• Active Secret clearance.
• Experience supporting zero client technology.
• Hands on experience with VMware vSphere, hypervisor management, and VDI environments.
• Experience or familiarity with Nutanix AOS.
• Experience building and deploying ESXi servers, including cluster creation and expansion.
• Experience creating VMware images for Windows Server and Windows 10/11.
• Practical experience with Microsoft Server virtualization deployment and maintenance.
• Experience implementing VMware Horizon View.
• Proficiency with Windows 10 and 11.
• Experience with Microsoft Active Directory and Group Policy management.
• Valid U.S. passport with ability to travel internationally on short notice.
• Ability to work in austere and drug free environments.

Preferred Qualifications

• 4+ years of systems training experience.
• VMware Certified Associate or Professional certification.
• Nutanix Certified Associate or Professional certification.
• Ability to respond to crisis situations and support surge operations, including extended work hours.

AMSOPP1

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 - and moving faster than anyone else dares.

Original Posting:

June 23, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $73,450.00 - $132,775.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.