Network Administrator – Systems Administrator 4

Mission Technologies, a division of HII

Network Administrator managing and cybersecurity defending Navy training network infrastructure. Collaborating with teams to ensure system updates, server management, and technical support for military operations.

Posted 7/15/2026full-timeVirginia Beach • Virginia • 🇺🇸 United StatesSeniorLead💰 $97,734 - $120,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive experience in Microsoft Windows Server Administration, including GPO management, DHCP configuration, and patching. Proficient in technical troubleshooting, with a strong focus on security compliance and customer service.

Highest-signal resume keywords

Microsoft Windows Server AdministrationSecurity+ CertificationActive Directory ManagementTechnical Troubleshooting SkillsDoD STIG Implementation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Windows Server 2016Windows Server 2019Microsoft WSUSSCCMLinux+ CertificationVMwareRedHat Linux (RHEL 7/8)GPO ManagementDHCP ConfigurationPatching

Soft Skills

Strong Attention to DetailExcellent Oral CommunicationExcellent Written CommunicationCustomer FocusAbility to Work Independently

Tools & Technologies

VDI TechnologiesWindows 10STIGsTechnical Documentation

Certifications & Qualifications

Security+ CertificationLinux+ Certification

Industry Keywords

Tier 2 Technical SupportUS Secret Security ClearanceDoD Compliance

Tech Stack

Tools & technologies

LinuxVMware

About the role

Key responsibilities & impact

Work in close coordination with other team members and departments to update, monitor and maintain servers and workstations used throughout the enterprise.
Perform Microsoft Windows server administration, manage GPOs, create/modify DHCP reservations, patching and STIG’ing,
Write standard operating procedures
Train junior personnel
Perform Tier 2 technical support.
Must be able to work independently and work within a team.

Requirements

What you’ll need

10 years relevant experience with Bachelors in related field; 8 years relevant experience with Masters in related field; or High School Diploma or equivalent and 14 years relevant experience.
Security+ or equivalent certification
Server Focused highly desired
Linux+ or Microsoft certification preferred
Must currently hold or be able to obtain and maintain a US Secret security clearance
Experience with Microsoft WSUS or SCCM
Experience with Windows Servers 2016/2019 and Active Directory
Windows desktop operating systems (WIN10 SHB)
RedHat desktop operating systems (RHEL 7/8) experience highly desired
Experience digesting and implementing DoD Security Technical Implementation Guides (STIG)
Experience with patching Microsoft servers and workstations
Experience with VMware
Familiarity with VDI technologies and protocols
Strong technical troubleshooting skills
Ability to read and digest technical information
Ability to troubleshoot technical issues within multiple systems
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.

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