Senior Traffic Engineer – Lead Transportation Projects

I & S Group, Inc.; Town of Brookfield (WI); On-site; USD 70,000 - 135,000; Full time

Benefits offered by this job

Medical, dental, and vision

Paid time off and holidays

401K retirement plan

Life insurance

Parking reimbursement

Job summary

ISG is seeking a Senior Traffic Engineer to join our Civil Transportation team in Brookfield, WI. This in-office position supports collaboration, mentorship, and cross-office connections across ISG’s nationwide practice.

You will lead traffic projects for state DOTs, cities, and private clients, applying travel demand management concepts and land use strategies to improve traffic outcomes. The role emphasizes mentorship and professional leadership within ISG.

Qualifications

• Minimum of 5 years of professional experience in civil engineering or related field.
• Bachelor’s degree in Civil Engineering or a closely related discipline.
• PE licensed, required; PTOE certification preferred.

Responsibilities

• Collect traffic data and perform intersection evaluations and studies.
• Lead traffic design projects including signals, roundabouts, lighting, and signing plans.
• Prepare preliminary and final designs, construction plans, specs and cost estimates.
• Build client relationships and understand goals, priorities, and expectations.
• Serve as a technical resource on transportation projects and mentor colleagues.

Skills

Traffic engineering

Project leadership

Education

Bachelor's degree in Civil Engineering

PE licensed

PTOE certification

Job description

ISG is seeking a Senior Traffic Engineer to join our Civil Transportation team in Brookfield, WI. This in-office position supports collaboration, mentorship, and cross-office connections across ISG’s nationwide practice.

You will lead traffic projects for state DOTs, cities, and private clients, applying travel demand management concepts and land use strategies to improve traffic outcomes. The role emphasizes mentorship and professional leadership within ISG.