Senior Transportation Planner

Job Description Overview

AtkinsRéalis seeks an energetic and highly motivated Senior Transportation Planner or Engineer in Denver, Colorado to help us grow our transportation planning expertise. Our team works on a diverse range of high-profile projects throughout Colorado and other states. In this role, you will help us deliver projects for local municipalities, state DOT's, and federal clients at both a local and national level. The successful candidate will lead technical elements of transportation planning and traffic engineering studies, supporting projects that range from program support, corridor and safety studies, operational analyses, to large-scale transportation system analyses. This role will help shape study approaches, coordinate technical work across multidisciplinary teams, and support planning, environmental, and transportation investment decisions. The candidate will work closely with clients, agency partners, and project teams throughout project development and may serve as a technical lead, task lead, deputy project manager, or project manager, depending on project needs. The ideal candidate will possess strong analytical skills and experience conducting or overseeing complex transportation analyses. They should be capable of either performing technical analyses directly or providing technical leadership to staff responsible for developing models, evaluating alternatives, and preparing technical documentation. Equally important is the ability to synthesize complex findings into clear, actionable recommendations and effectively communicate technical information to clients, agencies, and stakeholders. Projects may range from local and regional corridor studies to large-scale transportation planning and environmental studies. The candidate will support analyses related to transportation system performance, traffic operations, travel demand, multimodal mobility, safety, and future transportation needs. The ideal candidate will have experience developing, reviewing, or leading traffic microsimulation analyses and possess a strong understanding of modeling methodologies, assumptions, calibration, validation, and interpretation of results. They should be capable of either performing microsimulation analyses directly or providing technical leadership and oversight to staff developing models and technical documentation. While experience with TransModeler is preferred, candidates with demonstrated expertise in comparable microsimulation platforms such as VISSIM or Aimsun will be considered. Familiarity with FHWA processes, alternatives analysis, and transportation studies supporting NEPA documentation is preferred but not required. Additional responsibilities may include mentoring junior staff, supporting project management and proposal development efforts, contributing to business development activities, and collaborating with multidisciplinary teams across a variety of transportation planning and engineering projects.
Your role

Serve as a technical lead, deputy project manager, or project manager for transportation planning, traffic engineering, and transportation systems analysis projects. Lead or oversee complex transportation analyses, including traffic microsimulation, traffic operations evaluations, transportation system performance assessments, alternatives analyses, and corridor studies. Provide technical leadership and guidance to junior staff developing models, conducting analyses, and preparing technical documentation. Develop, review, and refine analytical methodologies, assumptions, and documentation to ensure technical rigor and consistency across projects. Interpret and synthesize complex technical findings into clear, actionable recommendations for clients, agencies, stakeholders, and project teams. Support a variety of transportation projects, including corridor studies, transportation planning studies, safety assessments, multimodal analyses, and environmental documentation efforts. Provide quality assurance and quality control reviews for technical analyses, modeling efforts, and project deliverables. Participate in or lead client meetings, technical workshops, and stakeholder discussions, and serve as a trusted advisor on technical transportation issues. Assist with or lead proposal development, scope preparation, fee estimating, and business development activities. Experience with traffic analysis software, such as Synchro, HCS, IHSDM, or other analysis tools is preferred. Experience with regional travel demand modeling tools such as TransCAD, or the ability to interpret and apply travel demand model results, is preferred. While experience with TransModeler is preferred, candidates with demonstrated expertise in comparable microsimulation platforms such as VISSIM or Aimsun will be considered.
About you

B.S. or M.S. in Civil Engineering, Transportation Planning, Urban Planning, or related field. At least 8 years of experience in transportation planning, traffic engineering, transportation modeling, or a related field. Demonstrated experience leading or supporting FHWA and NEPA transportation studies requiring system-level transportation analyses, traffic forecasting, alternatives evaluations, and transportation modeling. Experience developing, reviewing, or managing traffic microsimulation and transportation modeling efforts, including the ability to interpret and communicate technical findings to both technical and non-technical audiences. Professional registration in your field of practice (P.E. or AICP preferred); PTOE and/or RSP certification is a plus. Strong technical writing, presentation, and verbal communication skills. Excellent analytical, critical thinking, and problem-solving abilities. Demonstrated success applying transportation planning, modeling, operations, and safety analysis techniques across a diverse range of projects. Strong organizational, communication, time management, and budget management skills. Ability to manage and contribute to multiple projects and technical tasks concurrently.
Rewards & benefits

At AtkinsRéalis, our values-Safety, Integrity, Collaboration, Innovation, and Excellence are more than just words. They are the foundation of who we are and how we work. These principles shape our culture, guide our decisions, and inspire us to create an environment where every team member feels empowered to grow, succeed, and make a meaningful impact. Depending on your employment status, AtkinsRéalis benefits may include medical, dental, vision, company-paid life and short- and long-term disability benefits, employer-matched 401(k) with 100% vesting, employee stock purchase plan, Paid Time Off, leaves of absences options, flexible work options, recognition and employee satisfaction programs, employee assistance program, and voluntary benefits. You can review our comprehensive benefits page here.
About AtkinsRéalis

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people. Find out more.
Additional information

Expected compensation range is between $110,000-$165,000 annually depending on skills, experience, and geographical location.
AtkinsRéalis is an equal opportunity, Drug-Free employer EOE/Veteran/Disability
Please review AtkinsRéalis' Equal Opportunity Statement here.
Applications for this position are accepted on a rolling basis; no application deadline applies.
AtkinsRéalis cares about your privacy and is committed to protecting your privacy. Please consult our Privacy Notice on our Careers site to know more about how we collect, use and transfer your Personal Data. By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice. Unless expressly authorized by AtkinsRéalis, candidates may not use generative artificial intelligence tools, real-time interview coaching applications, or AI-generated responses created during the interview. Candidates are expected to accurately represent their qualifications, experience, knowledge, and abilities throughout the recruitment process. The use of unauthorized assistance, misrepresentation of credentials or experience, or any conduct that compromises the integrity of the selection process may result in disqualification from further consideration or withdrawal of an employment offer, at the discretion of AtkinsRéalis. AtkinsRéalis is committed to providing reasonable accommodations to qualified individuals with disabilities. If you require an accommodation to participate in the application, interview, or selection process, please contact us at View email address on denverjobsite.com. Requests for accommodation will be considered in accordance with applicable law.

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