{"id":3746962,"url":"https://alion.io/job/mace-principal-ecologist","title":"Principal Ecologist","company":{"id":678612,"name":"Mace","domain":"macegroup.com","url":"https://alion.io/company/macegroup","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Phenom","truth_index":{"grade":"A","score":96,"open_postings":7,"ghost_share":0,"stale_share":0.143,"repost_share":0,"time_to_fill_p50_days":38,"computed_at":"2026-11-06T05:58:05Z"}},"role":"Science & Research","role_family":"Science & Research","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Power BI","optional":false}],"status":"live","first_seen_at":"2026-10-03T00:00:00Z","employer_posted_date":"2026-11-04","last_verified_at":"2026-11-06T05:42:47Z","board_verified":true,"closed_at":null,"days_open":34,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":34},"description":"Mace combines construction expertise with consultancy to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey.\nThis role is responsible for leading and coordinating ecology, biodiversity and statutory Biodiversity Net Gain (BNG) services across projects. You’ll act as the technical authority, ensuring delivery is compliant and aligned with planning, legal and client requirements.\nYou’ll be responsible for:\nEcology and biodiversity services\nOverall accountability for ecology and biodiversity data across projects, including statutory biodiversity metrics, habitat condition assessments and BNG performance throughout the project lifecycle.\nTechnical assurance of all ecology outputs, including QA of PEAs, UKHab mapping, BNG metrics, EcIAs, HMMPs, Biodiversity Gain Plans and planning submissions.\nSetting service excellence standards to ensure outputs are consistent, defensible and aligned with industry guidance (CIEEM, DEFRA, Natural England)\nDeveloping delivery strategies and supporting fee proposals, including defining scope and challenging inefficiencies, cost risks or over-scoped work.\nDriving digital innovation, including GIS-enabled tools for ecological screening, BNG assessments and data integration.\nIntegrating wider nature-based metrics (BNG, EBN, UGF and ecosystem services) to inform design, reporting and sustainability outcomes.\nTeam leadership and collaboration\nManaging and mentoring ecology team members, including technical development in statutory metric application, condition assessment and planning compliance.\nWorking closely with landscape, sustainability and design teams to embed ecology early and influence layout, red line boundaries, landscape strategy and cost planning.\nMaintaining strong links across internal nature and sustainability teams to ensure consistency and sharing of best practice.\nProject and account oversight\nEnsuring appropriate ecology resourcing and technical capability is in place across all project stages.\nActing as the escalation point for ecology and BNG risks, identifying gaps between approved strategies and actual delivery.\nAdvising on BNG strategy, planning risk, programme impacts and cost implications.\nManaging external consultants, including reviewing proposals, onboarding and ensuring proportionate, evidence-led delivery.\nUndertaking and overseeing site visits, walkovers and construction-stage inspections to verify habitat baselines, monitor delivery and provide technical assurance.\nSupporting construction-stage ecology delivery (e.g. ECoW advisory input, compliance with planning conditions and ecological method statements)\nVerifying that biodiversity measures (BNG, landscape strategies, HMMPs) are delivered on site in line with approved designs and condition requirements.\nSupporting KPI reporting and contributing to digital reporting tools (e.g. Power BI)\nDeveloping and delivering training for internal teams and PMs to improve commissioning and understanding of ecology and BNG.\nProviding horizon scanning on policy, legislation and market trends (e.g. BNG, NSIPs, exemptions)\nEnsuring legal compliance of BNG delivery mechanisms, including S106 agreements, conservation covenants and third-party land arrangements.\nProviding commercial and programme assurance by identifying cost risks and driving value through proportionate delivery.\nYou’ll need to have:\nStrong technical expertise in ecology and biodiversity, including the statutory biodiversity metric, habitat condition assessment and planning policy.\nA solid understanding of planning and BNG legislation and how this influences design and delivery.\nStrong leadership and collaboration skills across multidisciplinary teams.\nCommercial awareness, including the ability to manage scope, challenge costs and deliver value.\nMembership of CIEEM (or working towards) with a commitment to CPD.\nOur values\nSafety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team.\nClient focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long term relationships with our clients.\nIntegrity - Always do the right thing: We influence positive outcomes within our industry, while always aligning with our compliance obligations.\nCreate opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop.\nMace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all the criteria, please apply as you may still be the best candidate for this role or another role within our organisation.\nWe are also open to discussing part time, flexible, and hybrid working options if suitable with-in the role.","description_format":"text","description_chars":4945,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Commerce","Retail & Shop Systems"],"lifecycle":[{"event":"open","at":"2026-11-04T13:39:45Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Senior or Specialist Worker, Graduate Trainee, Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Global Business Mobility: Senior or Specialist Worker; Global Business Mobility: Graduate Trainee; Skilled Worker","cap_exempt":false,"checked_at":"2026-11-05T06:29:30+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":62,"band":"ok","label":"Likely open","p_open":1,"p_active":0.833,"p_room":0.75,"age_days":34,"expected_fill_days":38,"reasons":["conf:0","velocity","win:late","comp:brand"],"computed_at":"2026-11-06T05:58:05Z"},"pay":null,"html_url":"https://alion.io/job/mace-principal-ecologist","json_url":"https://alion.io/job/mace-principal-ecologist.json","meta":{"generated_at":"2026-11-06T06:19:45Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":11028,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-07T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":678612},"rest":"https://alion.io/mcp/rest/get_company?id=678612"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmace-principal-ecologist"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmace-principal-ecologist"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmace-principal-ecologist"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/mace-principal-ecologist\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmace-principal-ecologist"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3746962}},{"tool":"search_jobs","arguments":{"company":"macegroup.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3746962},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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