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AECOM Principal Marine Ecologist - UK Wide in Liverpool, United Kingdom

Job Summary

At AECOM, we’re delivering a better world.

We believe infrastructure creates opportunity for everyone. Whether it’s improving your commute, keeping the lights on, providing access to clean water or transforming skylines, our work helps people and communities thrive.

Our clients trust us to bring together the best people, ideas, technical expertise and digital solutions to our work in transportation, buildings, water, the environment and new energy. We’re one global team – 47,000 strong – driven by a common purpose to deliver a better world.

Here, you will have freedom to grow in a world of opportunity.

We’re looking for experienced and enthusiastic Principal Marine Ecologists to join our highly skilled and passionate marine ecology team that provides high quality and innovative services to our clients.

This role will give you the opportunity to apply your skills, knowledge and expertise on both national and international projects. You’ll be working across a diverse range of projects, including high-profile power and infrastructure schemes (including floating offshore wind), international interconnectors, habitat restoration studies, flood defence schemes, and coastal developments (marinas, jetties, slipways, wharf and port developments etc.). You’ll be providing inputs across all project lifecycles, from early strategy development, through feasibility, optioneering / option selection, and outline design, to detailed design.

You’ll have a proven track record in providing marine ecology inputs to Environmental Impact Assessments (EIAs) in support of major marine infrastructure development projects. You’ll be able to demonstrate consultancy experience and the provision of marine ecological services across a wide range of development projects. You’ll have worked closely with design engineers to intercept, minimise and mitigate potential environmental effects, engaging and consulting across a wide range of audiences, as well as effectively managing resources and budgets.

Examples of some projects we're currently working on:

  • Scoping and EIA for the two interconnector routes between Scotland and England.

  • Alignment of Phase 1 & 2 National ESIAs to IFC standard.

  • Site walkovers and reporting on water and sediment quality results taken from the site of the incident.

  • Long-term post-construction monitoring of the Mersey Gateway Bridge between Widnes and Runcorn. Terrestrial, freshwater and estuarine ecological monitoring, in addition to regular hydrodynamic monitoring of the channel alignment.

  • ESIAs (to IFC Performance Standards) for the immersive 7-star luxury hospitality experience on the Red Sea.

  • Fish rescue team, conducting an operation to extract fish from temporary cofferdams in the river.

  • Feasibility study for restoration of saltmarsh habitat at Langstone Harbour.


  • Marine ecology technical lead for a wide range of marine and coastal projects, including EIA/ ESIA screening and scoping, ES / EIA / ESIA chapters, HRA, WFD and MCZ assessments and Marine Licence applications

  • Plan and organise project studies such as desk-based studies, scopes of work for subcontractors, specification of surveys and modelling studies where needed (e.g. underwater sound, sediment dispersion)

  • Design, procure and participate in intertidal and subtidal surveys, data analysis and reporting

  • Habitat and species identification (in-situ, from video etc.), biotope determination

  • Undertake and review baseline and impact studies in line with international biodiversity standards

  • Project management tasks such as managing budgets, programme, subcontractors, and the quality assurance of deliverables

  • Input to or lead on both technical and commercial proposals

  • Contribute to marketing and business development, including internal and external presentations and client liaison

  • Mentor and help to develop junior marine ecologists

  • Collaborate with other environmental disciplines, such as acoustics and coastal processes

Minimum Requirements

  • Excellent organisational and time management skills

  • Motivation to work independently, as well as working in close collaboration with marine ecology colleagues

  • Excellent written and oral communication skills

  • Working knowledge of marine EIA process and undertaking associated assessments (HRA / WFD / MCZ) to established standards

  • Experience of working with design engineers, regulators and stakeholders

  • Ability to provide technical advice and application of advanced scientific practices, theories and technologies for a diverse range of marine projects

  • Specialist knowledge in one or more key areas including: underwater sound impacts; the ecology of fish or marine mammals; international biodiversity performance standards; tropical habitats; analysis of complex marine data sets; and marine survey design and planning

  • Ability to collaborate with a variety of adjacent disciplines including coastal processes and hydrodynamics, acoustics, water scientists etc.

Preferred Qualifications

  • Recognised degree in marine biology / ecology or a related a biological or science discipline

  • Membership of CIEEM or similar professional body (or eligible to qualify for this status)

Your benefits will include:

Helping our employees achieve a healthy work-life balance is important to us. If you join AECOM, as well as receiving a competitive salary, you’ll also have the opportunity to explore flexible working arrangements. Core benefits include 25 days’ annual leave, company pension scheme, private medical insurance, life assurance and one paid annual professional institution membership fee. You can also choose from a wide range of flexible benefits to suit your lifestyle.

You’ll also be able to give back to communities with up to two paid CSR days each year. Through our charity, The AECOM Foundation, you can volunteer to support children in developing countries. And if you’re a member of the Reserve Forces you’ll receive an additional 15 days paid leave for training commitments.

What We Offer

We will give you the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a culture of equity, diversity and inclusion – a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

We will encourage you to grow and develop your career with us through our technical and professional development programs and diverse career opportunities. We believe in leadership at all levels. No matter where you sit in the organization you can make a lasting impact on the projects you work on, the teams and committees you join and our business.

We offer competitive pay and benefits, well-being programs to support you and your family, and the development resources you need to advance your career.

When you join us, you will connect and collaborate with a global network of experts – planners, designers, engineers, scientists, consultants, program and construction managers – leading the change toward a more sustainable and equitable future. Join us and let’s get started.

As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.

Job Category Sciences

Business Line Environment

Business Group Design and Consulting Services Group (DCS)

Country United Kingdom

Position Status Full Time

Requisition/Vacancy No. 262743BR

Additional Locations UK - Basingstoke, UK - Birmingham - Colmore Plaza, UK - Bristol - Portwall Place, UK - Chesterfield, UK - Croydon - Bedford Park, UK - Edinburgh - Tanfield, UK - Leeds, UK - Liverpool, Merchants Court, UK - Manchester - 1 New York Street, UK - Norwich - Cavell House, UK - Nottingham Regan Way, UK - Peterborough - Clarence House, UK - Plymouth - Plumer House, UK - Southampton, UK - York - 16 Toft Green

Virtual: No

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.