Network Field Engineer

Work Arrangement: Onsite / Field-Based

We are seeking an experienced Field Network Engineer to design, deploy, and maintain secure, highly available network infrastructure supporting Intelligent Transportation Systems (ITS), including traffic signals, CCTV/video surveillance, and IoT devices.

Key Responsibilities

• Deploy and troubleshoot Cisco DMVPN Phase 2/3, IPsec VPNs, GRE tunnels, and dynamic routing protocols (BGP, OSPF, EIGRP).
• Manage Metro Ethernet, WAN connectivity, fiber-optic infrastructure, and LTE/5G failover solutions.
• Configure VLANs, VRFs, QoS, network segmentation, and redundant network architectures.
• Perform field installations, equipment upgrades, circuit turn-ups, and network migrations.
• Support traffic signal systems, CCTV, traffic management platforms, and IoT devices.
• Automate network operations using Ansible or Python.
• Maintain network documentation and ensure compliance with DDOT and District security policies.

Required Qualifications

• Bachelor's degree in a relevant field or equivalent professional experience.
• 11 years of overall professional experience.
• 6 years of experience in ITS, LTE/5G failover, network automation, fiber-optic networking, technical communication, and documentation.
• 8 years of experience in high-availability network design and disaster recovery.
• 5 years of experience with IoT security and network segmentation.
• 6 years of experience working with a state or municipal Department of Transportation.
• Active CCNA certification.

Preferred Certifications

CCIE Enterprise Infrastructure, CFOT or equivalent, CompTIA Network+ or Security+, and ITIL 4 Foundation.

Work Requirements

• Travel to field locations throughout the District.
• Valid driver's license required.
• Ability to lift up to 50 lbs.
• Availability for scheduled maintenance and after-hours emergency support.