Navy Network Engineer I-III — Secure, High Availability

Sigma Defense Systems; San Diego (CA); On-site; USD 75,000 - 140,000; Full time

Benefits offered by this job

Dental and Vision Insurance

Medical Insurance (HSA/FSA/DFSA)

Job summary

Sigma Defense Systems is seeking a Network Engineer I-III to design, implement, and sustain Navy enterprise networks across shipboard and lab environments. You will configure, secure, automate, and document high-availability networks while supporting the full lifecycle from installation to sustainment.

Join a team collaborating with cybersecurity, systems management, and engineering experts to meet DoD standards, deploy NAC, next-gen firewalls, and secure network artifacts such as IP plans,

Qualifications

• Experience with DoD network infrastructure and enterprise WAN.
• Knowledge of NAC, firewalls, and network devices.
• Proficiency in deployment automation and scripting.
• Must have Security+ or CISSP and CCNA/DevNet Associate.
• U.S. citizen and able to obtain security clearance.

Responsibilities

• Configure, install, and maintain Navy Enterprise Network equipment.
• Design VLANs, IP addressing, and WAN connectivity.
• Create network diagrams and installation documentation.
• Collaborate with cybersecurity and systems teams.
• Participate in shipboard testing and validation.

Skills

Network Access Control

Next-Gen Firewalls

Network Devices

Automation Tools

Network Documentation

Education

Bachelor's or Technical Degree

Tools

Cisco ISE

Aruba ClearPass

FortiNAC

Forescout

Ansible

Python

PowerShell

Cisco Firepower

Palo Alto

Zscaler

Job description

Sigma Defense Systems is seeking a Network Engineer I-III to design, implement, and sustain Navy enterprise networks across shipboard and lab environments. You will configure, secure, automate, and document high-availability networks while supporting the full lifecycle from installation to sustainment.

Join a team collaborating with cybersecurity, systems management, and engineering experts to meet DoD standards, deploy NAC, next-gen firewalls, and secure network artifacts such as IP plans,