Senior Traffic Operations Engineer, Professional Engineer

The Mannik & Smith Group, Inc.

The Mannik & Smith Group, Inc.

Operations

Posted on Apr 15, 2026
Unmatched Comp Time Policy: Hours worked over 40 in a week can be reimbursed as additional pay at an equivalent hourly rate or banked as additional PTO.

At Horrocks, we believe the best work comes from companies with values, that our people are our greatest resource, and that we have a responsibility to the communities where we live and work.

As a Senior Traffic Operations Engineer, P.E., you will bring deep technical expertise and leadership to support mid to large-scale transportation projects across Idaho, with a strong focus on traffic operations, signal systems, corridor performance, and transportation technology. This role serves as a technical lead and mentor, coordinating with multidisciplinary teams and public agencies to deliver data-driven, efficient, and safe transportation solutions.

Department
Transportation
Employment Type
Full Time
Location
Meridian, ID
Workplace type
Onsite

What are the core responsibilities for the role?

• Lead traffic operations analysis and studies for corridors, networks, and complex intersections, including capacity analysis, signal timing strategy, and operational performance evaluations
• Perform traffic simulation and modeling using tools such as Synchro, SimTraffic, Vistro, Vissim, or Aimsun to evaluate and improve system performance
• Serve as technical lead on mid to large scale traffic operations tasks, ensuring quality control and alignment with MUTCD, AASHTO, ITD, and applicable local agency standards
• Prepare traffic studies, technical reports, signal timing documentation, and operational recommendations from project kickoff through implementation
• Support planning, design, and implementation of operational improvements in coordination with design and ITS teams
• Coordinate and lead meetings with clients, including ITD, LHTAC, ACHD, and local municipalities such as Boise, Nampa, Caldwell, and other Treasure Valley agencies
• Collaborate with project managers, engineers, technicians, and support staff to deliver successful transportation projects
• Manage assignments, workloads, and training or mentoring of traffic operations staff
• Coordinate with other managers and discipline leads to share resources and align project efforts
• Support business development, client relationships, and long-term program delivery when applicable

Qualifications, Skills, and Competencies:

• Bachelor’s degree in civil engineering from an accredited college or university
• Professional Engineering (PE) license required, with ability to obtain Idaho PE within a reasonable timeframe if not currently licensed in Idaho
• PTOE (Professional Traffic Operations Engineer) certification preferred
• 10+ years of experience in traffic engineering with a strong emphasis on operations and analysis
• Strong background in traffic operations, corridor performance evaluation, and signal timing strategy
• Experience with traffic simulation and modeling tools such as Synchro, SimTraffic, Vistro, Vissim, or Aimsun
• Experience developing signal timing and coordination plans; ITS or signal system implementation experience is a plus
• Working knowledge of ITD and or ISPWC standards and operational practices
• Familiarity with local, regional, state, and federal guidelines and operational criteria
• Experience leading technical teams and mentoring engineers
• Established relationships with ITD, ACHD, LHTAC, or local agencies preferred
• Strong written, verbal, and interpersonal communication skills
• Proven ability to manage scope, schedule, and budgets
• Strong organizational skills, attention to detail, and client focused mindset
• Desire to grow professionally and help build and strengthen the traffic operations team

Why would a candidate want this job?

At Horrocks, you can expect a competitive base salary and award-winning benefits. Including, but not limited to:
  • Medical, dental, vision, life, and disability insurance
  • Generous paid time off
  • 401(k): 50% match of contribution up to 6%
  • Professional development opportunities including in-house training
  • Paid professional organization membership and professional licensure
For more information, visit our website at www.horrocks.com

Equal Opportunity Employer including disability and protected veteran status

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About Horrocks

Founded over 55 years ago, Horrocks has a long-standing history of delivering exceptional infrastructure solutions. At the heart of our company is a commitment to providing essential resources for communities and improving quality of life through innovative and forward-thinking engineering practices. Our teams of dedicated professionals deliver high-quality results on every project and are driven by a culture of service. With our slogan "What we do matters," we strive to make a meaningful difference in the world through our work. Our approach is holistic, taking into consideration all aspects of a project to ensure it meets the needs of the present while preparing for the future. We invest in our people and culture, recognizing that our success is dependent on the talents and dedication of our team. At our firm, we don't just build infrastructure — we build better communities.

Our Hiring Process

Stage 1:

Applied

Stage 2:

Initial Screening

Stage 3:

1st Interview

Stage 4:

Offer

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