Senior Field Network Engineer — ITS Infrastructure

Dhaka Technology Limited; Washington; Híbrido; USD 90.000 - 120.000; A tiempo parcial

Descripción de la vacante

Dhaka Technologies Limited Company is hiring a Field Network Engineer to support the DDOT ITS network. The role blends field work and data center tasks to design, deploy, and operate a secure, highly available transport framework across smoke-tested DMVPN and overlay VPNs.

The successful candidate will manage IPsec/GRE tunnels, implement dynamic routing, and ensure QoS and security for critical traffic like signal control and CCTV.

Formación

• Bachelor's degree or equivalent professional experience in a relevant field.
• 6+ years with ITS, traffic signal/ CCTV transport, and traffic management.
• Experience with LTE/5G failover solutions.
• Network automation skills using Ansible or Python-based scripting.
• IoT security and segmentation best practices.
• High-availability design, disaster recovery planning, and fault-tolerant networks.
• Fiber optic networking experience with SFP/SFP+ transceivers.
• Past work with a state or municipal Department of Transportation.
• Active CCNA Certification required.

Responsabilidades

• Deploy and support DMVPN hub-and-spoke networks and overlay fabrics.
• Configure IPsec VPNs, GRE, and tunnel interfaces; optimize dynamic routing.
• Design failover strategies with LTE/5G backups for uptime.
• Coordinate Metro Ethernet provisioning and dual-WAN redundancy.
• Implement VLANs, VRFs, firewall policies; maintain network docs.
• Support ITS infrastructure: traffic signals, CCTV, and IoT devices.
• Ensure encrypted communications; manage VPN certificates and trust domains.

Conocimientos

DMVPN & Secure Overlay Networking

IPsec VPN

Dynamic Routing (BGP/OSPF/EIGRP)

LTE/5G Failover

Network Automation (Ansible/Python)

IoT Security & Segmentation

High-Availability Network Design

Fiber Optic Networking

CCNA Certification

Field & Data Center Operations

Educación

Bachelor's degree in Computer Science, Information Technology, Network Engineering, or related field

Herramientas

Cisco DMVPN

Metro Ethernet

Ansible

Python scripting

Descripción del empleo

Dhaka Technologies Limited Company is hiring a Field Network Engineer to support the DDOT ITS network. The role blends field work and data center tasks to design, deploy, and operate a secure, highly available transport framework across smoke-tested DMVPN and overlay VPNs.

The successful candidate will manage IPsec/GRE tunnels, implement dynamic routing, and ensure QoS and security for critical traffic like signal control and CCTV.