{"id":1968759,"url":"https://alion.io/job/cowi-senior-mechanical-engineer-water","title":"Senior Mechanical Engineer - Water","company":{"id":1836281,"name":"COWI","domain":"cowi.com","url":"https://alion.io/company/cowi","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":8,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":15,"computed_at":"2026-10-21T05:46:15Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Derby, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":58000,"max_usd":93000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":137},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-06T18:23:14Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-20T20:44:42Z","board_verified":true,"closed_at":null,"days_open":14,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":14},"description":"Senior Mechanical Engineer (Water Utilities)\nLondon / Derby / Glasgow\nPermanent\nOffice/Home Hybrid Working\n\nDo you want to be a part of a growing M&E team? Can you collaborate with colleagues across UK and International projects? Are you experienced in Mechanical Infrastructure Design? Then, this could be the next adventure in your career.\n\nCreate Solutions that will enable a better tomorrow\nTo further our mechanical capability on Infrastructure projects, we are looking for a Senior Mechanical Engineer with a Water Utilities background to join us. Your primary task will be to deliver engineering work related to the design of elements including water supply and wastewater infrastructure and non-infrastructure equipment. This includes pressurised mains, pumping stations, treatment works apparatus and other relevant equipment. Your role will be focused on the design environment, which, while based in the UK, will involve interacting day-to-day with colleagues across our global hubs. There may also be opportunities to broaden your contribution to other areas within the MEP discipline as well as client-side or site-based roles in a variety of major infrastructure settings.\nYour key responsibilities will be:\nContributing towards the design of projects for a wide range of clients\nPlanning design work and deliverables together with wider MEP team\nDevelopment and technical assurance of design including use of relevant software\nEnsuring compliance with both local and international standards\nCoordination of multi-disciplinary aspects of projects\nMentoring junior team members in design\nContributing to the building of relationships with clients and other stakeholders\nYour skills. Our team. Together we design the future. The first step to success in this role is that you are eager to collaborate with the people around you, whether they are colleagues, partners, or customers. Developing ties with others is something you do by acting respectfully and delivering on your promises. And you never get set in your ways but keep exploring new insights and ways to improve.\nOn top of that, you’ll have:\nA degree in mechanical engineering or similar\nAchieved Chartered Engineer status (or equivalent)\nRelevant experience within mechanical systems design\nThe ability to provide technically sound solutions alone and where required, acting as a discipline lead\nA solid mechanical understanding of water-based systems such as pressurised water supply mains, pumping stations and treatment works apparatus\nExperience with hydraulic modelling of pipe networks, steady state and transient analysis calculations\nKnowledge on pipe support and stress calculations\nExposure to other mechanical equipment such as lifting equipment, actuated hydraulic gates and building services would be an advantage\nExperience with 3D and BIM design\nKnowledge of relevant UK Water Industry Specifications (WIMES)\nExperience of applying CDM2015 regulations to design tasks\nExperience of design and build projects would be beneficial which may include designer's representation on site\nA place to work and so much more\nAt COWI, we work together with our customers to shape a sustainable and liveable world. We do it by applying our knowledge and curiosity - and sometimes even our courage - to create the solutions the world needs today to enable a better tomorrow. We support our customers’ transition towards increased sustainability. We strive to lead by example by embedding environmental management, social responsibility and good governance into our business practices and the options we provide to our customers.\nWe value differences and development and cultivate an environment of belonging and having fun. Because that is what brings out the best in you, at work and at home.\nWith offices primarily located in the Nordic region, the UK, North America and India, we are currently more than 7,500 people who bring their expertise in engineering, architecture, energy and environment into play.\nWhat we also offer:\nTo us, a fair reward is more than a competitive salary. We want to take care of our people professionally and personally as well.\nSome of our benefits include:\n28 days' holiday plus all UK bank and public holidays\nFormalised development plans and yearly promotion opportunities\nPrivate health care, for you and your immediate dependents\nFlexible and hybrid working conditions\nAnnual subscription fees paid for your membership of two Professional Institutions\nGroup personal pension scheme - salary exchange\nLife assurance\nCycle-to-work scheme\nCorporate gym membership \nAs part of our commitment to equality, diversity, and inclusion, we partner with the wisecampaign.org.uk to recruit for a better gender balance in our teams.\nGot more questions?\nIf you have any unanswered questions about the role or what we have to offer, please reach out to Laura Dobson at .\nGet to know us even better at our website, www.cowi.com, where you can learn more about our projects, our strategy, what we want to achieve and what life is like at COWI.\nEqual opportunity employer.\nCOWI provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to ethnicity, colour, religion, gender, national origin, age or disability. 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