Full-Time

Senior/ Principal Urban Catchment Modeller

Posted on 12/13/2025

AtkinsRéalis

AtkinsRéalis

10,001+ employees

Engineering services for infrastructure and energy

No salary listed

Derby, UK + 12 more

More locations: Edinburgh, UK | Croydon, UK | Cardiff, UK | Leeds, UK | Bristol, UK | Newcastle upon Tyne, UK | Belfast, UK | Birmingham, UK | Glasgow, UK | Manchester, UK | United Kingdom | Liverpool, UK

In Person

Category
Architecture & Civil Engineering (1)
Requirements
  • Degree qualification in a relevant field (e.g., Civil Engineering, Water Engineering)
  • Knowledge of the water environment and sustainability and desire to apply your skills to the challenges the water environment faces
  • Natural curiosity for developing innovative, sustainable, and cost-effective solutions for our clients
  • Experience working on surface water management projects
  • Understanding of United Kingdom Water Industry and regulatory issues
  • Proven track record in coordinating and delivering technically excellent projects on time and budget
  • Experience in integrated drainage modelling
  • Competence in the use of hydraulic modelling software (ideally Industry standard: Information Collection Modelling)
  • First class written and oral communication skills
Responsibilities
  • Technical and project management of surface water management projects
  • Undertake Project Manager role on projects where required
  • Support in the development of Client Relationships with key Water Company and non-Water Company clients to support growth
  • Support in the preparation of bid documents and estimates
  • Supervision of project teams and supporting the Business Manager in resource planning
  • Promote staff development through training, on-the-job experience, and personal development
  • Contributing towards technical innovation and improvement workgroups
  • Mentor graduate engineers and liaise with clients as part of development pathway
Desired Qualifications
  • Experience of team working on multi-disciplinary projects
  • Sound commercial understanding
  • Able to develop and motivate junior team members
  • Attained a chartered status (Institute of Civil Engineers or Chartered Institute of Water and Environmental Management)

AtkinsRéalis provides engineering services focused on nuclear and infrastructure projects, connecting people, data and technology to transform energy systems and infrastructure worldwide. Its offering combines consulting, design, engineering and project management delivered from concept to commissioning by a global team of experts. The company differentiates itself through its global reach and end-to-end capability across conventional engineering and nuclear sectors, enabling coordinated multi-discipline delivery. Its goal is to improve infrastructure and energy systems worldwide by delivering integrated, high-quality engineering solutions that meet client needs and industry standards.

Company Size

10,001+

Company Stage

Acquired

Total Funding

$2.8B

Headquarters

Epsom, United Kingdom

Founded

1938

Simplify Jobs

Simplify's Take

What believers are saying

  • EDF and Sizewell C frameworks create durable UK nuclear revenue visibility.
  • Q1 2026 revenue reached $3.0 billion, with nuclear revenue at a record $736.6 million.
  • The $21.2 billion backlog supports multi-year conversion into engineering and nuclear work.

What critics are saying

  • Nuclear concentration makes earnings vulnerable to EDF and Sizewell C execution slippage.
  • Byron Bright's 2026 U.S. transition risks disrupting leadership during backlog expansion.
  • Acquisitions of TOBIN, WGA, and Coras increase integration and retention risk across regions.

What makes AtkinsRéalis unique

  • AtkinsRéalis combines engineering services with nuclear stewardship and CANDU expertise.
  • Byron Bright brings 25 years across government services, technical services, and program management.
  • The company is expanding through targeted acquisitions in Australia, Ireland, and defense advisory.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Company Match

401(k) Retirement Plan

Unlimited Paid Time Off

Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

-2%
Yahoo Finance
Feb 28th, 2026
AtkinsRéalis reports record backlog of $21.2B and sells Highway 407 stake for $2.6B

AtkinsRéalis Group reported record 2025 results, with revenue rising 13% and backlog reaching a record $21.20 billion. The company completed the sale of its remaining Highway 407 interest for $2.60 billion and secured an investment-grade credit rating, enhancing financial flexibility for growth in engineering and nuclear services. The board reaffirmed a quarterly dividend of $0.02 per share, payable on 27 March 2026. Management maintained 2026 guidance for 5-7% organic revenue growth in engineering services and projected $2.50 billion in nuclear revenue. The company's narrative projects CA$12.80 billion revenue and CA$896.40 million earnings by 2028, requiring 7.4% annual revenue growth. However, investors face execution risks from concentrated nuclear exposure and complex infrastructure contracts that could introduce earnings volatility.

The Associated Press
Feb 27th, 2026
AtkinsRéalis posts $2.6B profit, hits record $21.2B backlog with nuclear revenue up 55%

AtkinsRéalis Group, a world-class engineering services and nuclear company, reported fourth-quarter revenue of $2.9 billion, up 13% year-over-year, with full-year revenue reaching $11.0 billion, up 14%. AtkinsRéalis Services revenue increased 17% in Q4 and 16% for the full year. The company achieved diluted earnings per share from Professional Services & Project Management of $2.14 for 2025, up 80%, whilst adjusted diluted EPS reached $3.36, up 88%. Full-year operating cash flow totalled $461 million, and backlog reached a record $21.2 billion as at 31 December 2025. For 2026, AtkinsRéalis expects Engineering Services Regions organic revenue growth of 5-7% and Nuclear revenue of approximately $2.5 billion. Operating cash flow is projected at roughly $500 million.

Cision
Dec 1st, 2025
AtkinsRéalis Acquires ADG Engineers Australia

AtkinsRéalis Group Inc. has acquired ADG Capital Pty Ltd, an Australian engineering consultancy. This acquisition aims to expand AtkinsRéalis' presence in the Australian market, adding ADG's 250 professionals to its team. The move enhances their capabilities in infrastructure, Defence, and Power & Renewables sectors. ADG, founded in 2002, is known for technical innovation and complex project delivery. This aligns with AtkinsRéalis' strategy of "Delivering Excellence, Driving Growth.

AtkinsRéalis
Nov 10th, 2025
AtkinsRéalis Acquires U.S.-based C2AE Architecture and Engineering Firm

Montreal: November 10, 2025– AtkinsRéalis Group Inc. (TSX: ATRL), a world-class engineering services and nuclear company with offices around the world, announced today that it has acquired C2AE, Inc. (“C2AE”) a Michigan-based architecture and engineering firm with eight locations and

Stock Titan
Mar 13th, 2025
Ferrovial Buys 5.06% 407 ETR Stake

Ferrovial is set to increase its stake in 407 ETR to 48.29% by acquiring up to 5.06% from AtkinsRéalis for [CAD]2.09 billion. The deal includes a 3.30% acquisition at closing and a 1.76% deferred stake via a put and call option. Additionally, AtkinsRéalis will sell its remaining 1.7% stake to CPP Investments, while PSP Investments will acquire a 7.51% interest from CPP Investments. The transactions are expected to close in Q2 2025, subject to conditions.

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