Graduate Tunnels Engineer - 2026

About the role

Mott MacDonald is seeking a dynamic and innovative Civil Engineer to join our team in Los Angeles, CA and Austin, TX. This position offers a unique opportunity to contribute to the development of tunnel designs, perform engineering calculations, and support structural and geotechnical analysis.

Responsibilities

• Assisting in the development of tunnel designs, including shafts, linings, and underground structures
• Performing engineering calculations and support structural and geotechnical analysis
• Developing and reviewing engineering drawings using CAD and modeling tools
• Preparing feasibility studies, technical reports, and design deliverables
• Conducting internal design reviews and QA/QC processes
• Maintaining organized design documentation and records
• Coordinating with multidisciplinary teams (geotechnical, structural, civil)
• Participating in internal project meetings and tracking actions
• Preparing presentations and technical summaries
• Building connections through our Early Career Professionals Network

Requirements

• Bachelor’s or Master’s Degree in Civil Engineering, or related field
• Successful completion of EIT exam, or ability to take EIT exam within 12 months
• Demonstrated interest in your chosen field through previous internships, volunteering opportunities, or organization memberships
• Creative thinking skills, with a methodical and pragmatic approach to problem solving
• Proficient communication and presentation skills to engage confidently with clients and colleagues
• Resilient, solution-oriented mindset, with a focus on continuous growth and delivering value
• Able to build and maintain relationships and rapport with internal and external stakeholders
• Collaborative spirit and commitment to teamwork
• Knowledge in Soil Mechanics & Geotechnical Engineering, Engineering Geology / Rock Mechanics, Foundation Engineering, Structural Analysis, Underground Construction / Tunnel Engineering, Finite Element / Numerical Methods, Construction Methods & Temporary Works, Engineering Materials, Hydrogeology / Groundwater Engineering

Qualifications

• Authorized to work for any employer in the US
• English proficiency required

Benefits & Rewards

• Comprehensive benefit package including 401k, medical, dental, and vision insurance, short-term/long-term disability, paid holidays, PTO, parental leave, and company-paid life insurance
• Individual pay determined based on several factors such as work location, education, experience, and unique skills
• Expected salary range for this position in LA is $79,000 - $88,000 and in Austin is $76,000 - $84,000
• Flexible work pattern with a minimum of three days per week in the office

Company Culture

• Best in class learning and development initiatives
• Dedicated mentorship program
• Network of Employee Resource Groups
• Opportunities for excellence everyday

Equal Opportunity Employer

We are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.