Principal Ecologist

01 October 2026

As a CIEEM Registered Practice, we are committed to delivering high standards of professional practice, ethics and quality. The Principal Ecologist plays a key role in maintaining these standards while contributing to the continued growth and reputation of the business and the wider profession.

This is a senior technical and leadership role, responsible for managing ecological projects and supporting the development of a high-performing team. The successful candidate will deliver high-quality ecological consultancy services, provide technical leadership, build strong client relationships and contribute to business development. Excellent communication skills, sound ecological knowledge and commercial awareness are essential.

Prerequisites

  • Full Member of CIEEM (MCIEEM) or an equivalent chartered professional body;
  • Degree in Ecology, Biological Sciences, Environmental Studies or a related discipline;
  • Demonstrable ecological consultancy experience across a range of sectors and project scales.

Key Responsibilities

  • Lead and deliver ecological consultancy projects from inception through to completion;
  • Provide technical oversight and quality assurance across a range of ecological projects;
  • Manage project programmes, budgets and resources to ensure successful delivery;
  • Develop and maintain strong relationships with clients, regulators and project teams;
  • Support business development through networking, tender preparation and identifying new opportunities;
  • Mentor, develop and, where appropriate, line manage members of the ecology team;
  • Promote high standards of health and safety, quality assurance and professional practice;
  • Work collaboratively with multidisciplinary teams to deliver integrated environmental solutions.

Essential Competencies

Candidates must be able to demonstrate proficiency in the following areas:

  • Species and/or habitat survey (S1-3);
  • Designing environmental management and/or mitigation plans (M2);
  • Habitats regulations assessments, environmental impact assessment, ecological assessment and/or biodiversity net gain assessment (A2-4,6);
  • Advising on legal, policy and international standards and regulatory compliance (P3-4);
  • Communication of technical information effectively to a range of audiences (C1);
  • Working collaboratively within multidisciplinary teams (F2);
  • Managing quality, resources and operational efficiency (OM1,4);
  • Project management including programme and financial management (PRM1);
  • Information and document management and/or effective use of information technology (IM1-2).

Desirable Competencies

The ideal candidate will also be able to demonstrate capability in:

  • Environmental management, including ecological management planning, implementation, risk management and specialist ecological advice (M1, M3, M6);
  • Strategic Environmental Assessment and/or environmental valuation (A1, A5);
  • Contributing to professional guidance, standards or industry best practice (P1);
  • Interpreting ecological research to produce evidence-based conclusions (SM3);
  • Undertaking standard and complex risk assessments (HS1);
  • Partnership working, consultation and stakeholder engagement (F1);
  • Setting objectives for resource efficiency and sustainability (OM2);
  • Recruiting, leading, developing and motivating ecological teams to achieve business and project objectives (PEM1–PEM2).

Why work for Keystone?

  • Interesting, diverse and meaningful projects that support our vision;
  • Industry aligned salary and comprehensive benefits package;
  • 25 days’ annual leave plus bank holidays;
  • Life Assurance;
  • Confidential Employee Assistance Programme (EAP);
  • Paid professional memberships, including CIEEM (where applicable);
  • Ongoing investment in your development through internal and external training;
  • Regular performance and career development reviews;
  • Hybrid and flexible working opportunities;
  • Enhanced family-friendly policies, including enhanced family leave;
  • A supportive and inclusive culture (e.g. Menopause and Neurodiversity Café);
  • Annual whole-team community action day;
  • Three staff appreciation events per year;
  • Cycle to Work Scheme;

We actively encourage applications from all backgrounds and are proud to be building a diverse, inclusive team where everyone can grow, contribute and feel valued.