Senior Traffic Engineer - Highway / Roadway
Langan
Austin, TX · Posted July 29, 2026
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November 2026
- #1Best cities for professional services pay after cost of living$168k · of 25
- #1Cities with the most jobs that do not need a four-year degree in the Southwest493 jobs · of 38
- #1Best cities for pay after cost of living in the Southwest$168k · of 15
- #1Best cities for pay after cost of living in Texas$168k · of 8
- #1Best cities for software and engineering jobs in the Southwest1,931 openings · of 33
- #1Best all-round cities for mid-career professionals in the Southwest92 / 100 · of 15
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
AI use among civil engineers is little observed so far. Measured exposure for civil engineers: 1% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
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 a Senior Highway / Roadway Engineer to join its collaborative team in Austin, Texas . This individual will serve a key function in the engineering design of highways, freeways and local roads for diversified transportation projects across the Southeast and across the country. In this role you will have the opportunity to assist with the design and permitting of traffic/transportation engineering and infrastructure projects in a cross-disciplinary learning environment.
Job Responsibilities
Geometric designs of highways, freeways, and local roads using national and local codes;
Concept layout and preliminary design of roads;
Preparation of construction plans;
Preparation of Traffic Signalization drawings and plans;
Design of Americans with Disabilities Act (ADA) improvements;
Design of roadway drainage networks and preparation of stormwater management plans;
Construction specifications review and estimating of costs and quantities;
Preparation of Maintenance and Protection of Traffic Plans (MPT);
Use engineering equipment and design software (AutoCAD Civil 3D, Guidesign, AutoTURN, etc.) to prepare engineering and design documents;
Complete ADA inspections of constructed facilities; and
Perform other duties as requested.
Qualifications
Bachelor's degree in Civil Engineering;
4+ years of work-related experience;
EIT certification, PE preferred;
Knowledge of AutoCAD and MS Office;
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
Possess reliable transportation for client meetings and job site visits and a valid driver’s license in good standing.
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