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Assistant Traffic Engineer

Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Job Description

AECOM is seeking a Assistant Traffic Engineer to be based in Los Angeles, CA.

Position Responsibilities

  • Performs specific and limited portions of a broader assignment of an experienced engineer
  • Gathers and correlates basic engineering data using established and well-defined procedures
  • Works on detailed or routine engineering assignments involving calculations and relatively simple tests
  • Proposes approach to solve new problems encountered
  • Identifies discrepancies in results
  • Provides guidance to entry level engineers
  • Performs work in accordance with agreed upon budget and schedule with moderate supervision

 

Qualifications

Minimum Requirements

  • BA/BS + 2 years of relevant experience and exposure to Caltrans work and projects or demonstrated equivalency of experience and/or education
  • 1+ years of Caltrans design experience

Preferred Qualifications

  • Knowledge of Caltrans related to traffic engineering and planning; familiarity with associated reference manuals such as Highway Capacity Manual and CA MUTCD.
  • Familiarity with AUTOCAD or Microstation
  • Experience in traffic signal design, signing and striping design, and traffic handling plans.
  • Experience in traffic operational analysis such as HCS and Synchro
  • Engineer-in-Training (EIT) Certificate
  • Excellent verbal and written communication skills
  • Must be highly self-motivated with the ability to successfully multi-task, perform detail-oriented work, and demonstrate effective time management skills

Additional Information

  • This position does not provide sponsorship

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community—where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines. 

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What You Should Know About Assistant Traffic Engineer, AECOM

At AECOM, we're excited to announce an opening for the position of Assistant Traffic Engineer based in sunny Los Angeles, CA. As part of our team, you'll play a vital role in delivering a better world by assisting with traffic engineering projects that enhance transportation systems for communities. Your day-to-day work will involve gathering and analyzing engineering data while applying established procedures to solve various engineering challenges. You’ll collaborate closely with experienced engineers, and your insights will help drive impactful solutions. With responsibilities ranging from performing calculations to conducting simple tests, you'll have the opportunity to hone your skills in a supportive environment. The position also offers a chance to guide entry-level engineers, providing valuable mentorship while further developing your leadership qualities. With AECOM, you’ll work with a talented global team committed to innovative and sustainable solutions. Join us to make a difference and advance your career in a dynamic, exciting field of transportation design and traffic management, contributing to projects that truly matter within your community and globally.

Frequently Asked Questions (FAQs) for Assistant Traffic Engineer Role at AECOM
What are the responsibilities of an Assistant Traffic Engineer at AECOM?

The Assistant Traffic Engineer at AECOM is responsible for performing specific portions of broader assignments, such as gathering and analyzing engineering data, conducting calculations and tests, and proposing solutions to new engineering challenges. This role supports experienced engineers while also providing guidance to entry-level team members, ensuring that all work aligns with agreed budgets and schedules.

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What qualifications do I need to apply for the Assistant Traffic Engineer position at AECOM?

To qualify for the Assistant Traffic Engineer position at AECOM, candidates should possess a BA/BS degree in a relevant field along with at least 2 years of experience related to Caltrans work or an equivalent combination of education and experience. Additional qualifications include familiarity with traffic engineering manuals and software tools like AUTOCAD or Microstation, along with strong communication and time management skills.

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Is prior Caltrans experience necessary for the Assistant Traffic Engineer role at AECOM?

Yes, prior experience with Caltrans projects is beneficial for the Assistant Traffic Engineer role at AECOM. Familiarity with traffic engineering processes, including design and operational analysis, will help candidates excel by allowing them to integrate smoothly into the existing workflow and team dynamics.

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What career development opportunities are available for Assistant Traffic Engineers at AECOM?

AECOM is committed to the growth of its employees, offering extensive training and development programs for Assistant Traffic Engineers. As part of a supportive global team, individuals will have access to resources and mentorship aimed at enhancing technical and leadership skills, promoting career advancement within the company.

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What type of projects will I work on as an Assistant Traffic Engineer at AECOM?

As an Assistant Traffic Engineer at AECOM, you will engage in diverse projects focusing on transportation systems, traffic signal designs, signing and striping designs, and traffic operational analyses. Your work will contribute to meaningful infrastructure improvements that benefit communities at both local and global scales.

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Common Interview Questions for Assistant Traffic Engineer
What experience do you have with traffic engineering design?

When answering this question, highlight specific projects you’ve worked on that relate to traffic design, such as traffic signal installations or signing and striping plans. Discuss your familiarity with Caltrans guidelines and any software tools like AUTOCAD that you used, highlighting how your contributions improved safety and efficiency.

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How do you gather and analyze engineering data?

You should explain the structured approach you employ for data collection, including the methodologies and tools you use. Discuss specific examples where your analysis led to actionable insights or improvements in a project, reinforcing your ability to interpret data accurately and effectively.

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Can you describe a time you proposed a solution to an engineering challenge?

Provide a specific anecdote where you identified a problem and proposed a successful solution. Outline the steps you took, including how you approached the issues, collaborated with teammates, and implemented your proposed solution, emphasizing the positive outcomes.

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What software tools are you proficient in as an Assistant Traffic Engineer?

List relevant software tools such as AUTOCAD, Microstation, or analysis software like HCS and Synchro. Highlight your competence in using these tools for simulations, designs, or operational analysis, and discuss any projects where these skills directly contributed to success.

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How do you ensure your work stays on schedule and within budget?

Discuss the project management techniques you use to monitor timelines and budgets. Highlight the importance of communication, regular progress checks, and proactive problem-solving to ensure your tasks align with project objectives while maintaining quality.

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What do you understand about the California Manual on Uniform Traffic Control Devices (MUTCD)?

Demonstrate your understanding of the California MUTCD by explaining its importance in standardizing traffic control devices such as signs and signals. Mention your experience in applying its principles in previous projects, showcasing your knowledge of regulatory compliance.

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How would you approach mentoring an entry-level engineer?

Articulate your belief in the importance of mentorship. Describe how you would guide an entry-level engineer by providing support, sharing knowledge, and encouraging hands-on experience while fostering an environment of open communication and confidence.

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What challenges do you anticipate in the traffic engineering field?

Be prepared to discuss challenges such as adapting to advancing technologies, evolving regulations, and increasing public expectations on traffic systems. Talk about how you plan to navigate these challenges by continuously learning and adapting to industry trends.

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Describe your experience with traffic operational analysis.

Share specific examples of your experience with tools like HCS and Synchro for analyzing traffic operations. Discuss any projects where your analysis informed decisions on traffic flow, safety improvements, or operational efficiencies, emphasizing the importance of data-driven strategies.

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Why do you want to work at AECOM as an Assistant Traffic Engineer?

Express genuine enthusiasm for AECOM's mission and values. Highlight your admiration for the projects they undertake and how your skills and aspirations align with the company's goals. This is your opportunity to show your passion for making a difference in the infrastructure sector.

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As the world’s trusted infrastructure consulting firm, we’re committed to managing our business with the utmost responsibility and to always strive for better – whether by reducing emissions, creating social value or diversifying our senior leader...

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Full-time, on-site
DATE POSTED
April 8, 2025

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