STEM OPT Traffic Engineer Jobs
Traffic Engineer roles in transportation planning, signal systems, and infrastructure analysis qualify for STEM OPT when your degree aligns with an approved CIP code. The 24-month STEM OPT extension gives you up to 36 months of work authorization, but your employer must be enrolled in E-Verify before your extension is approved.
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Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work.
Consistently ranked among the top ten "Best Firms to Work For" and Engineering News-Record's top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions.
Job Summary
Langan is seeking an Entry-Level Traffic Engineer to join its collaborative team in Boston, MA or New Haven, CT. This individual will serve a key function in performing transportation planning studies, traffic engineering analysis/study and roadway/traffic signal design. In this role, you will have the opportunity to assist with the planning, design and permitting of traffic/transportation engineering, land development and infrastructure projects in a cross-disciplinary learning environment.
Job Responsibilities
- Assist with the planning, design and permitting of traffic/transportation engineering, land development and infrastructure projects;
- Complete traffic analysis for traffic impact studies;
- Use engineering equipment and design software (SYNCHRO, HCS, etc.) to prepare engineering and design documents;
- Apply knowledge and techniques of engineering and advanced mathematics;
- Write and/or review draft reports including traffic impact studies and parking studies; and
- Perform other duties as requested.
Qualifications
- Bachelor's degree in Civil Engineering;
- 0-2 years of work-related experience;
- Minimum 3.0 GPA preferred;
- EIT certification, or current registration for FE exam preferred;
- Prior related internship or professional experience;
- Exposure to HCS, SYNCHRO and the MUTCD;
- Knowledge of AutoCAD, MicroStation and/or SoftDesk civil software;
- Excellent written and verbal communication skills;
- Strong attention to detail with excellent analytical, multitasking, and judgment capabilities;
- Ability to effectively work independently and in a team environment; and
- Travel may be required based on business needs and project assignments. Travel requirements may vary by position and may change based on business needs.
Langan provides a rich array of programs and benefits to help its employees advance their careers and enhance the quality of their lives. Our comprehensive compensation package includes: full-time employment company paid medical, dental, and vision coverage; life insurance, short- and long-term disability insurance, and paid pregnancy disability leave; 401(k)/Roth with company match; paid time off including parental and military leave; employee referral and professional license bonuses; and educational reimbursement.
Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!
Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees.
Please review our Applicant Privacy Notice at Collection to understand how we collect, use, and retain your personal information: https://www.langan.com/langan-notice-at-collection
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Get Access To All JobsTips for Finding STEM OPT Authorization as a Traffic Engineer
Verify your degree's CIP code eligibility
Civil Engineering, Transportation Engineering, and Systems Engineering degrees typically carry CIP codes that qualify for STEM OPT. Confirm your specific code on your I-20 with your DSO before applying, since some interdisciplinary programs use non-qualifying codes.
Target municipal and state DOT employers
State Departments of Transportation and metropolitan planning organizations regularly hire Traffic Engineers and are legally required to use E-Verify as government contractors. This makes them reliable STEM OPT employers without the extra verification step many private firms require.
Check E-Verify enrollment before accepting offers
An employer's E-Verify enrollment is mandatory for your STEM OPT extension to be approved by USCIS. Search the official E-Verify employer search tool to confirm enrollment status before signing an offer, not after, to avoid delays.
Build your I-983 training plan around project deliverables
Your I-983 must describe how the Traffic Engineer role advances your STEM degree's learning objectives. Map specific tasks like signal timing analysis, traffic impact studies, or microsimulation modeling directly to your degree's core competencies to satisfy USCIS review standards.
Use Migrate Mate to filter for E-Verify employers
Search Traffic Engineer roles on Migrate Mate to see which employers have active STEM OPT hiring history. Filtering for verified E-Verify enrollment upfront saves weeks of back-and-forth with HR departments that can't support your extension.
Request LCA wage data before negotiating compensation
DOL requires employers to pay at least the prevailing wage listed on the Labor Condition Application for your role and location. Pull the OFLC Wage Search for Traffic Engineer positions in your target metro before your offer conversation so you enter negotiation with published wage-level data.
Frequently Asked Questions
Does a Traffic Engineer role qualify for the STEM OPT extension?
Traffic Engineer positions typically qualify if your degree is in Civil Engineering, Transportation Engineering, or a related STEM field with an approved CIP code on your I-20. The role itself must involve applying STEM knowledge directly, which signal design, traffic modeling, and infrastructure analysis clearly satisfy. Confirm your CIP code with your DSO before filing.
What does the E-Verify requirement mean for Traffic Engineer job seekers?
Your employer must be actively enrolled in E-Verify before USCIS will approve your STEM OPT extension. Many large engineering firms and all government contractors already meet this requirement, but smaller private consultancies may not. Verify enrollment using the E-Verify employer search tool before accepting any offer, since switching employers after approval requires restarting the extension process.
How do I structure my I-983 training plan for a Traffic Engineer role?
Your I-983 should connect each major job function to a learning objective tied to your STEM degree. For Traffic Engineers, this means mapping tasks like traffic impact assessments, microsimulation software operation, or signal optimization to specific coursework or degree competencies. Generic descriptions of job duties without that connection are the most common reason USCIS scrutinizes I-983 submissions.
What happens to my STEM OPT authorization if my employer loses E-Verify enrollment?
If your employer's E-Verify enrollment lapses or is terminated after your extension is approved, you're required to report the change to your DSO and may need to find a new qualifying employer. USCIS treats active E-Verify enrollment as an ongoing condition, not just a one-time approval requirement. Your DSO can help you determine next steps before your authorization is affected.
Where can I find Traffic Engineer jobs at employers who support STEM OPT?
Migrate Mate lists Traffic Engineer openings filtered for employers with verified E-Verify enrollment and STEM OPT hiring history, so you're not spending time on roles where your work authorization won't be supported. Government contractors and state DOT-affiliated firms appear frequently and tend to have established processes for I-983 training plan approvals and the 90-day reporting requirements.