Network Systems Engineer; Mid-Level

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3 days ago Requisition

System s
Engineer (
Mid-Level)
Preferred

Location:

Pearl Harbor, HI (PRLH)
Alternate Locations: Whidbey Island (WHDB) or Norfolk, VA (NRFK)
Position Summary
Ulu HI-Tech seeking a highly skilled System s
Engineer
Mid to support a large-scale, globally distributed enterprise network environment supporting mission-critical Department of Defense operations. The ideal candidate will bring strong expertise across LAN/WAN/WLAN, network boundary engineer ing, routing, switching, network security, and Tier III troubleshooting.
In this role, you will provide advance engineering, integration, troubleshooting, and operational support for enterprise network infrastructure, serving as a technical lead and Tier III escalation resource for complex network challenges. You will work alongside senior engineers, cybersecurity professionals, and program stakeholders to maintain, enhance, and secure one of the world's largest intranet environments.

• Lead efforts to identify, troubleshoot, analyze, and resolve complex network issues in a dynamic enterprise environment.
• Configure, maintain, and troubleshoot network infrastructure, including switches, routers, VLANs, wireless access points (APs), firewalls, and network sensors.
• Provide engineering expertise and operational support for one of the world's largest intranet environments.
• Act as a Tier III escalation resource for complex incidents, including coordinating with vendors as necessary for incident resolution.
• Act as an SME and technical backstop for troubleshooting efforts involving multiple network disciplines and teams of CCNP/CCIE-level engineer s.
• Apply extensive knowledge of defense-in-depth principles to secure enterprise network infrastructure.
• Troubleshoot technologies and protocols including routing, switching, SD-WAN, WLAN, MPLS, VPNs, OSPF, BGP, EIGRP, switching protocols, and multicast.
• Collaborate with cross-functional engineering and operations teams to enhance network availability, performance, reliability, and security.
• Develop and maintain Engineering Implementation Plans (EIPs) supporting network changes and deployments.
• Create and manage change management tickets for deployments, maintenance activities, upgrades, and other network changes.
• Conduct Root Cause Analysis (RCA) in support of problem management activities and recurring incident resolution.
• Participate in engineering, architecture, and project meetings to design and develop future enterprise network solutions.
• Track engineering and operational work within an Agile/SAFe framework using JIRA.
• Participate in Daily Stand-Ups (DSUs), retrospectives, Program Increment (PI) activities, and other Agile ceremonies.
• Develop and deliver detailed demonstrations and technical updates supporting Program Increment objectives.

• Maintain version-controlled configuration baselines for network infrastructure devices, including routers, switches, firewalls, and sensors.
• Maintain accurate records of startup and running configurations, firmware versions, security policies, and associated network configuration data.
• Ensure configuration changes are properly documented, peer-reviewed, approved, and backed up to a centralized repository.
• Maintain change-tracking and rollback capabilities to support operational resilience and configuration recovery.
• Ensure network configurations remain compliant with applicable DISA Security Technical Implementation Guides (STIGs) and organizational cybersecurity policies.
• Conduct pre-production validation testing for firmware upgrades, configuration…