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Mott MacDonald • Arlington, VA, US

Tunnel Engineer 1

Employment type:  Full time
Salary:  $91,000 – $111,000 per annum
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Job Description

At Mott MacDonald, we trust our brilliant people to do brilliant things in engineering, management, and development services, supporting multisector project work in over 150 countries. As one of the largest employee-owned companies in the world, we pride ourselves on our ability to deliver exceptional outcomes through our network of 20,000+ talented consultants. With sustainability and innovation at the heart of all our sectors in North America, including, Buildings, Energy, Transportation, and Water.

We believe in empowering our people to excel, learn, and grow, offering diverse opportunities to contribute to career-defining work. Join us and be part of a collaborative environment where your ambitions are united with ours, and you can truly shape your story.

Mott MacDonald is seeking professionals to join our ever-expanding tunnel team. We are currently looking for a versatile Tunnel Engineer with a background in structural and geotechnical engineering to join our Arlington, VA office. The successful candidate will be part of our tunnel resource group, focusing on underground design and construction projects. Experience in the transportation and water/wastewater sectors would be considered an asset.


Responsibilities include:

  • Support the delivery of our existing portfolio of tunnelling projects in the U.S. and Canada
  • Oversight of staff and execution of field investigation programs to collect data for use in design, condition assessments and the preparation of Reports
  • Contribution to detailed analyses for our projects involving tunnels and underground structures
  • Development of field instrumentation programs and evaluation of collected data
  • Management of staff producing design solutions, reports, and contributions to/reviews of specifications and drawings
  • Writing reports for submission to clients, including design-related technical memoranda and Reports
  • Contribution to and preparation of proposals for submission to clients
  • Managing and mentoring junior/graduate engineers and supporting their development

Candidate Specification:

  • Bachelor’s in civil, structural or geotechnical engineering is required, and a Masters in a related field is preferred
  • Professional engineer (PE) license preferred or able to obtain one within a year
  • At least 5 years of experience in engineering consultancy (not including education) focusing on tunnel/underground design
  • NCTI Certified is preferred
  • Proficient in the use of structural software: STRAND7, SAP, STAAD or equivalent
  • Proficient in the use of geotechnical software, this may include Plaxis, GeoStudio packages/Slide, Rocscience packages, geotechnical data management (GINT/Holebase). A working knowledge of BIM tools (Bentley/Autodesk) would also be advantageous
  • Demonstratable record in design with experience in geotechnical engineering, ground characterization for soil and rock and a working knowledge of concrete, steel and foundation design
  • Interest in underground design and construction for the transport, water or waste water Sectors and multidisciplinary working
  • Strong references from past managers or clients

Our teams are comprised of bright and enthusiastic people who wish to make a difference to the world that we live in. If you share that vision and don’t have all the experience outlined in this posting, we still want to hear from you!

Let’s discuss how we can help you take the next step in your career and how you can participate in an exciting new chapter for Mott MacDonald in North America.


At Mott MacDonald, we provide a comprehensive benefit package that includes 401k, medical, dental and vision insurance, short-term/long-term disability, paid holidays, PTO, parental leave and company paid life insurance.

The expected salary for this position is $91,000 - $111,000

Individual pay is determined based on several factors such as work location, education, experience, and unique skills.

Equal opportunity is the law.

We seek to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.


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All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, creed, marital status, sexual orientation, gender identity, citizenship status or disability status.

Hybrid working policy

At Mott MacDonald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team, and personal commitments. We offer a hybrid working policy that embraces your well-being, flexibility, and trust.

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Working at Mott MacDonald

3 office days / week

A little flex time – We’re happy to talk flexible working and how we can support your responsibilities beyond the workplace. We offer a range of options depending on your role, so please discuss this with your recruiter.

Company benefits

Accrued annual leave
Adoption leave – 26 weeks full pay
Annual bonus
Annual pay rises
Bank holiday swaps
Bike parking
Book swaps
Buddy scheme
Buy or sell annual leave
Carer’s leave – up to 5 days, two of which are paid
Compassionate leave
Critical Illness Insurance
Cycle to work scheme
Dental coverage
Employee assistance programme
Employee discounts
Enhanced maternity leave – 26 weeks full pay
Enhanced paternity leave – 2 weeks
Enhanced pension match/contribution – matched up to 7%
Enhanced sick pay
Ergonomic workstations
Eye Care Support – Eyecare vouchers
Faith rooms
Fully stocked snack cupboard
Further education support
Health assessment
In house training
Income protection
L&D budget
Learning platform
Life assurance
Life insurance – 4 x salary
Lunch and learns
Meditation space
Meditation space
Mentoring
Modern office
On-site shower
On-site yoga classes
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Pregnancy support
Private booths
Private GP service – Private Medical care for all UK staff
Professional subscriptions – We pay for your primary professional annual subscription
Referral bonus
Religious celebration leave
Reservist leave – 10 days leave
Returnship
Salary sacrifice
Share options
Shared parental leave – We match up to 24 weeks full pay
Study support
Tax-free childcare
Teambuilding days
Theme park discounts
Travel loan
Women’s health leave
Menopause support
Women’s health support
Collaboration spaces

Awards & Accreditations

Best Employee Wellbeing

Top 5 - Best Employee Wellbeing

Flexa awards 2026
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2026
2nd - Best Career Progression

2nd - Best Career Progression

Flexa awards 2025
3rd - Most Family Friendly Company

3rd - Most Family Friendly Company

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
Best Work-Life Balance

Top 5 - Best Work-Life Balance

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
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Mott MacDonald

Geotechnical Engineer

$103,000 – $132,000 per annum

Westwood, US | New York, US | Iselin, US

Mott MacDonald

Geotechnical Engineer

$84,000 – $108,000 per annum

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Mott MacDonald

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Mott MacDonald

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£89,000 – £108,000 per annum

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Company employees:

18,000 worldwide

Gender diversity (m:f:n-b):

0:35:65

Hiring in countries

Australia

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Czechia

Germany

Hong Kong

India

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