Network Administrator

  • Systems Engineering Associates (SEA)
  • Norfolk, Virginia
  • Full Time
Network Administrator

Norfolk, VA, United States

req1848

Posted on: 5/6/2026

SEACORP is seeking a well-qualified Network Administrator.

Primary Duties and Responsibilities:

Job Summary:

The Network Administrator oversees all aspects of the company's Windows-based IT infrastructure, network, and production operations, including monitoring network infrastructure and resolving system issues

Responsibilites:

Core Responsibilities:

Manage company network architecture, including network segmenting and security controls

Install, configure, maintain, and monitor servers, workstations, operating systems, software, email, and internet configuration and connectivity in a Windows platform environment.

Verifies all related components are operating correctly.

Create, implement, and maintain secure network configurations which comply with industry security standards and certifications (FISMA, CMMC, NIST, etc.)

Maintain and optimize company networks and servers

Responsible for device and password management

Maintain data backup and system security operations (e.g. user authorization, firewalls)

Manage or oversee installations, hardening, upgrades, and configuration of hardware and software

Assess system performance and recommend improvements

Resolve issues escalated by technicians, users, and clients.

Interface with and assist clients with establishing a data connection to the company FTP site and transmitting data files securely

Ensure data is handled, secured, transferred, and processed according to legal, company, and CMMC security guidelines

Maintain system security following company-defined security posture

Provide support and guidance to stakeholders

Manage inventory or company IT hardware and software

Manage contracts with vendors (e.g. development platforms, telecommunication companies, password managers) and software licenses

Contribute to the development of IT policies and practices

Actively participates as a member of the company Compliance Oversight Committee

Collect evidence for and actively participate in periodic security audits

Perform general administrative duties, including filing, scanning, record-keeping, and data entry.

Respond to critical network alerts outside of regular working hours.

Qualifications:

Education: Associates level degree in Information Technology or similar; in lieu of formal degree, certificates (e.g. COMPTIA) aligned with the core responsibilities of the role are acceptable

Experience: 5 or more years of experience supporting a corporate Windows-based network, preferably in a defense related organization

As a requirement of employment, all SEACORP employees must hold U.S. Citizenship

Location: Norfolk, VA

Travel: Infrequently (

Clearance: Secret

Work Environment & Physical Demands: Office & Computer Laboratories - Sitting, standing, extended periods of time using a mouse and keyboard and viewing computer screens. Infrequent lifting of
Job ID: 520690166
Originally Posted on: 5/11/2026

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