Senior Traffic Systems Engineer - SEPAC & Controller Expert

Yunex Traffic; Austin (TX); Hybrid; USD 90,000 - 140,000; Full time

Job summary

Yunex Traffic in Austin, TX is seeking a Senior Support Engineer to deliver advanced technical support for m60, 2070, Blade controller platforms and SEPAC software in live traffic environments.

You will diagnose issues across controller software, firmware, field hardware integration, and communications, coordinate with field technicians, and document resolutions. Join a team focused on reliability and continuous ITS improvements.

Qualifications

• Bachelor's degree in a related engineering or computer science field.
• 5–10 years' experience supporting traffic signal systems or ITS infrastructures.
• Experience with SEPAC or similar controller software in live environments.
• Knowledge of traffic operations concepts such as timing and preemption.

Responsibilities

• Provides advanced remote support for SEPAC software on m60, 2070, and blade controllers.
• Diagnoses issues in controller operation, firmware, timing configuration, and field device integration.
• Analyzes logs and configuration data to identify root causes in live traffic environments.
• Coordinates with field technicians and engineering teams to resolve issues and validate corrections.
• Escalates complex defects to developers with clear findings.
• Maintains documentation of cases, configurations, diagnostics, and resolutions.
• Guides customers on controller configuration, diagnostics, and best practices.

Skills

Traffic signal controllers

SEPAC software

Diagnostics & debugging

Remote support

Documentation

Communication

Root cause analysis

Education

Bachelor's degree in Electrical Engineering, Computer Science, or related field

Tools

SEPAC

Network diagnostics

Log analysis

CRM (Hubspot, Freshdesk)

Job description

Yunex Traffic in Austin, TX is seeking a Senior Support Engineer to deliver advanced technical support for m60, 2070, Blade controller platforms and SEPAC software in live traffic environments.

You will diagnose issues across controller software, firmware, field hardware integration, and communications, coordinate with field technicians, and document resolutions. Join a team focused on reliability and continuous ITS improvements.