Tunnelling Engineering Intern (Available June 2025)

A future with purpose

At Arup we’re dedicated to sustainable development and to do socially useful work that has meaning. Our purpose, shared values and collaborative approach has set us apart for over 75 years, guiding how we shape a better world.

We solve the world's most complex problems and deliver what seems impossible, with curiosity and creativity. We’re a thriving and growing organisation which offers you many possibilities to shape a better world, and your future.

The opportunity

• Carry out empirical, analytical, and numerical analyses for purposes of tunnel and shaft design (initial support and final lining) for various tunnel construction methods such as drill and blast, sequential excavation method, or TBM.
• Interpret and organize design results into project documentation such as Technical Memos Geotechnical Data, Interpretive, or Baseline Reports, or Basis of Design reports
• Characterize and classify ground conditions for different tunnelling methods based on geotechnical information.
• Communicate design work through Preparation of drawing sketches indicating support types, geometry, construction sequencing, and instrumentation.
• Use tunnel design software such as Plaxis 2D/3D, FLAC/FLAC3D, UDEC/3DEC, RocScience, or FracMan.
• Undertake geological mapping and rock mass classification on site.
• Apply rock and soil mechanics skills to assess likely failure modes and develop ground support schemes.
• Undertake linear and non-linear structural analysis of shotcrete and concrete tunnel linings based on Code requirements using first principles or structural design software packages (SAP, GSA).
• Make use of automation and established workflows to follow best practice. Develop workflows and ideas for automation where none exist.
• Work in multidisciplinary teams for delivery oflarge scaleinfrastructure projects for transportation, water/wastewater, or mining.

Is this role right for you?

We’re looking for graduates who are curious and ready to evolve how you think and work. Our strength comes from how we respect, share, and connect our diverse experiences, perspectives, and ideas. At Arup, you belong to an extraordinary collective - in which we encourage individuality to thrive. If you can share your knowledge and ideas and encourage others to do the same; whilst having a desire to deliver excellent services for clients - we’d like to hear from you.

• Pursuing Masters or PhD in Underground Construction/Tunneling, Civil (with a geotechnical focus), Geotechnical, Structural, Geological, or Mining Engineering
• Sound knowledge of civil engineering fundamentals, soil and rock mechanics, and tunneling methods
• Good time-management habits, ability to multi-task, ability to sustain focus on long tasks
• Ability to communicate thoughts and ideas in an accessible way - distill design tasks and solutions into concise text and presentation slides
• Attitude of taking initiative, enthusiasm, eagerness to learn, teamwork, creativity.
• Proficient in developing code and common coding languages
• Proficient in geotechnical engineering analysis software preferred

Our team's notable projects

• Long Baseline Neutrino Facility
• Silicon Valley Clean Water Gravity Pipeline
• BART to Silicon Valley CP2

What we offer you

At Arup, we care about each member’s success, so we can grow together.

Guided by our values, we provide an attractive total reward package that recognizes the contribution of each of our members to our shared success. As well as competitive, fair and equitable pay, we offer a career in which all of our members can belong, grow and thrive - through benefits that support health and wellbeing, a wide range of learning opportunities and many possibilities to have an impact through the work they do.

We are owned in trust on behalf of our members, giving us the freedom, with personal responsibility, to set our own direction and choose work that aligns with our purpose and adds to Arup’s legacy. Our members collaborate on ambitious projects to deliver remarkable outcomes for our clients and communities. Profit Share is a key part of our reward, enabling permanent members to share in the results of our collective efforts.

When you start your career with Arup, you will have the opportunity to deliver high quality valuable work for our clients. Our inclusive and diverse work environment will allow you to thrive and build your technical, project management and business development skills needed to be successful in our firm. As a Graduate you have the opportunity to attend our Graduate Experience Program giving you the opportunity to meet your peers across the region and learn about our people, projects, and clients through panel discussions, design activities, and networking events.

Los Angeles Hiring Range - The good faith base salary hiring range for this job if performed in Los Angeles is $23.50 to $35 per hour. This range is commensurate with experience, educational background, and skill level. Benefits are not included in the base salary. Please note hiring ranges for candidates performing work outside of Los Angeles, CA will differ.

San Francisco Hiring Range - The good faith base salary hiring range for this job if performed in San Francisco is $26 to $37 per hour. This range is commensurate with experience, educational background, and skill level. Benefits are not included in the base salary. Please note hiring ranges for candidates performing work outside of San Francisco, CA will differ.

Flexible Working - We believe that flexible arrangements create a more inclusive way of working that supports our diversity and the wellbeing of our people. Options for alternative schedules and the ability to work outside of the office for a portion of your workweek are available.

Candidate must be eligible to work in the United States without the need for employer sponsored work authorization now or in the future

Next Steps

We will be reviewing our candidates for this position on a rolling basis. Once you have applied you will be evaluated and potentially moved on to the next round which is an invitation to complete a Pre-recorded Video Interview (PRVI), at which point a member of the talent resourcing team will reach out to you directly.

Different people, shared values

Arup is an equal opportunity employer that actively promotes and nurtures a diverse and inclusive workforce. We welcome applications from individuals of all backgrounds, regardless of age (within legal limits), gender identity or expression, marital status, disability, neurotype or mental health, race or ethnicity, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. We are an open environment that embraces diverse experiences, perspectives, and ideas - this drives our excellence.

Guided by our values and alignment with the UN Sustainable Development Goals, we create and contribute to equitable spaces and systems, while cultivating a sense of belonging for all. Our internal employee networks support our inclusive culture: from race, ethnicity and cross-cultural working to gender equity and LGBTQ+ and disability inclusion - we aim to create a space for you to express yourself and make a positive difference. Discover more about life at Arup at www.arup.com/careers/your-life-at-arup .

Arup is an equal opportunity employer . All qualified applicants will receive consideration without regard to race, colour, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, spouse of protected veteran, or disability.

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