Systems Administrator – Systems Administrator 3

Mission Technologies, a division of HII

Network Administrator managing Navy Enterprise Tactical Training Network infrastructure for cybersecurity and maintenance. Coordinating server and workstation updates with team and departments.

Posted 7/15/2026full-timeVirginia Beach • Virginia • 🇺🇸 United StatesMid-LevelSenior💰 $80,153 - $115,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Microsoft Windows Server Administration, VMware, and cybersecurity defense, ensuring compliance with DoD Security Technical Implementation Guides. Strong technical troubleshooting abilities and effective communication skills are essential for managing customer needs and maintaining infrastructure.

Highest-signal resume keywords

Microsoft Windows Server AdministrationVMwareCybersecurity DefenseSecurity+ CertificationUS Secret Security Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Server AdministrationGPO ManagementDHCP ConfigurationSystem PatchingTechnical Troubleshooting

Soft Skills

Attention to DetailCustomer FocusOral CommunicationWritten Communication

Tools & Technologies

Navy Enterprise Tactical Training NetworkVDI Technologies

Certifications & Qualifications

Security+

Industry Keywords

DoD Security Technical Implementation GuidesCybersecurity

Tech Stack

Tools & technologies

Cyber SecurityVMware

About the role

Key responsibilities & impact

Responsible for administration, maintenance, and cybersecurity defense of all Navy Enterprise Tactical Training Network (NETTN) client and server infrastructure
Work in close coordination with other team members and departments to update, monitor and maintain servers and workstations
Perform Microsoft Windows server administration, manage GPOs, create/modify DHCP reservations, patching and configuring systems in compliance with DoD Security Technical Implementation Guides (STIG)

Requirements

What you’ll need

6 years relevant experience with Bachelors in related field; 4 year relevant experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Experience with VMware
Familiarity with VDI technologies and protocols
Strong technical troubleshooting skills
Ability to read and digest technical information
Strong attention to detail
Strong customer focus, the ability to manage customer needs and multiple work priorities
Must possess excellent oral and written communication skills
Security+ or equivalent certification
Must currently hold or be able to obtain and maintain a US Secret security clearance

Benefits

Comp & perks

best-in-class medical, dental and vision plan choices
wellness resources
employee assistance programs
Savings Plan Options (401(k))
financial planning tools
life insurance
employee discounts
paid holidays and paid time off
tuition reimbursement
early childhood and post-secondary education scholarships