Traffic Design Engineer

STV currently has an opening in our North Carolina or South Carolina offices for a Traffic Design Engineer within our Transportation & Infrastructure division. You will serve as an integral component of the STV traffic engineering team and collaborate with staff across disciplines to deliver high-quality traffic engineering services. The position will focus on technical production—primarily traffic signal design and ITS design—while also supporting broader traffic design elements including signing, pavement marking, and work zone traffic control plans.

This role is ideal for a detail-oriented, self-motivated professional with strong technical expertise who enjoys hands-on design, problem-solving, and contributing to a collaborative and growing team. There is significant growth opportunity across multiple project types including highway and interchange design, roadway widenings, intersection improvements (including innovative intersections), and multimodal/bicycle/pedestrian improvements throughout STV’s South Region.

Responsibilities Include

Developing high-quality traffic signal designs, including phasing, timing, detection, communication, and cabinet/controller plans
Preparing ITS designs, such as CCTV, DMS, fiber/communication layouts, detection systems, and related field devices
Supporting traffic engineering services such as signing and pavement marking design and work zone traffic control plans.
Coordinating with multidisciplinary design teams to ensure integrated, accurate deliverables within established schedules and budgets
Conducting field reviews, documenting existing conditions, and verifying design assumptions
Assisting project managers and senior engineers with development of specifications, quantities, cost estimates, technical reports, and final bid packages
Applying NCDOT, SCDOT, MUTCD, AASHTO, and local municipal standards consistently across all work products
Providing task-level QA/QC on design components and supporting quality reviews led by senior staff
Interfacing with clients, municipalities, and project managers as needed to support project delivery
Mentoring junior engineers and technicians by providing technical guidance and design best practices


Required Skills

Bachelor’s degree in civil engineering is required
10+ years of traffic engineering or transportation design experience
Strong experience developing traffic signal designs is required
Experience with ITS infrastructure and communications design is preferred
NC or SC Professional Engineer (PE) license preferred; ability to obtain licensure in the Carolinas is required
Experience working with NCDOT or SCDOT and local municipalities in the Carolinas is highly desired
Proficiency in MicroStation, AutoCAD, and applicable DOT CADD standards
Experience with ORD preferred
Strong organizational and communication skills, with the ability to work independently while supporting a team environment


Compensation Range

$111,362.75 - $127,271.72

STV offers the following benefits

Health insurance, including an option with a Health Savings Account
Dental insurance
Vision insurance
Flexible Spending Accounts (Healthcare, Dependent Care and Transit and Parking where applicable)
Disability insurance
Life Insurance and Accidental Death & Dismemberment
401(k) Plan
Retirement Counseling
Employee Assistance Program
Paid Time Off (starting at 16 days)
Paid Holidays (9 days)
Back-Up Dependent Care (up to 10 days per year)
Parental Leave (up to 80 hours)
Continuing Education Program
Professional Licensure and Society Memberships


STV is committed to paying all of its employees in a fair, equitable, and transparent manner. The listed pay range is STV’s good-faith salary estimate for this position. Please note that the final salary offered for this position may be outside of this published range based on many factors, including but not limited to geography, education, experience, and/or certifications.

Not sure this role is the perfect match? We encourage you to apply if STV’s work and values resonate with you. We know great candidates don’t always meet every qualification, and research shows women and people of color are less likely to apply unless they do. At STV, we believe strong talent comes from a wide range of backgrounds, and your skills and experience may align with this or another opportunity as we continue to grow.
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