**TYLin** is a globally recognized, full-service infrastructure consulting firm committed to providing innovative, cost-effective, constructible designs for the global infrastructure market. With over 3,000 employees throughout the Americas, Asia, and Europe, the firm provides support on projects of varying size and complexity. Together, we enhance conventional designs with smarter, more resilient systems. We provide people with better mobility. We steward precious resources by finding more sustainable solutions. **Job Summary** Join TYLin as a Principal Engineer in our Roads + Highways team and play a key role in delivering some of the most significant roadway and highway infrastructure projects in Ontario. This is a technically focused role suited to an experienced engineer who brings deep expertise in roadway design, project delivery, and a thorough understanding of provincial and municipal standards. You will lead the technical execution of projects ranging from urban roadway improvements to provincial highway corridors, with an emphasis on quality, innovation, and efficient design. Your knowledge of design software, engineering standards, and multidisciplinary coordination will be critical to successful outcomes. **Responsibilities & Qualifications** **What You’ll Do:** + Serve as the technical lead on complex roadway and highway design projects, overseeing engineering deliverables from preliminary through detailed design stages. + Apply expert knowledge of Ontario Ministry of Transportation (MTO) standards, municipal design guidelines, TAC standards, and applicable codes. + Direct the preparation of engineering drawings, reports, specifications, and tender documents. + Lead or contribute to the preparation of preliminary engineering studies, functional designs, and Class Environmental Assessments. + Coordinate across disciplines (e.g., structures, drainage, traffic) to ensure integrated, high-quality project delivery. + Review and provide quality control for design documents, ensuring technical accuracy and compliance with client requirements. + Provide technical input during construction services, including responding to RFIs and reviewing shop drawings. + Support proposal development and level-of-effort estimates for upcoming assignments when needed. **What You’ll Bring:** + Bachelor’s degree in Civil Engineering; Master’s degree is an asset. + Licensed Professional Engineer (P.Eng.) in Ontario. + Minimum of 15 years of progressive experience in road and highway engineering, including work on MTO and/or large municipal projects in Ontario. + Demonstrated expertise in roadway geometry, grading, pavement design, staging, and roadside safety. + Proficiency in design software such as OpenRoads Designer and/or AutoCAD Civil 3D. + Strong technical writing skills, with experience preparing reports and contract documents. + Excellent attention to detail and a commitment to delivering high-quality engineering work. + Ability to work effectively in a collaborative team environment and coordinate with other technical disciplines. + Familiarity with project delivery processes including Class EA, DBB, DB, and P3 models is an asset. **Additional Information** TYLin is committed to employment equity and providing accessible employment practices that are in compliance with the Accessibility for Ontarians with Disabilities Act (‘AODA’). If you require accommodation for a disability during any stage of the recruitment process, please notify Human Resources at hr-careers@gi.dargroup.com . The company and its employees are required to comply with all local health authority, legal or lawful client requirements. \#LI-Hybrid **TYLin** offers a comprehensive total rewards package. Our benefits may include extensive medical, disability and life insurance coverage, continuing education benefits, paid time off, employee assistance program and a retirement savings plan with company matching contributions. We encourage all candidates to explore our total rewards offering. TYLin is an equal opportunity employer, and we prohibit discrimination and harassment of any type as protected by federal, provincial, state or local laws. We celebrate diversity and are committed to creating an inclusive environment for all employees. The company and its employees are required to comply with all local health authority, legal or lawful client requirements.