{"id":2920353,"url":"https://alion.io/job/sizewell-c-construction-planner-mechanical","title":"Construction Planner Mechanical","company":{"id":1777214,"name":"Sizewell C","domain":"sizewellc.com","url":"https://alion.io/company/sizewellc","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":99,"open_postings":9,"ghost_share":0,"stale_share":0.222,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-10-23T05:54:15Z"}},"role":"Operations","role_family":"Operations","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":48000,"max_usd":107000,"period":"year","method":"role_country_seniority_unknown","sample_n":501},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"HPC","optional":false}],"status":"live","first_seen_at":"2026-10-20T11:47:14Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-23T20:33:03Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"The HPC Jobs Service supports local people into exciting, long-term careers across our Project.\nConstruction Planner Mechanical\nCavendish Nuclear\nHinkley Point C\nMain Duties:\nDevelop and maintain detailed mechanical Level 5 construction schedules.\nPrepare and update mechanical four-week lookahead plans.\nAlign schedules with the overall 16-week lookahead and programme milestones.\nEstablish activity-level progress and quantity measurement requirements.\nIntegrate engineering, materials, access, resources, quality and commissioning requirements.\nConfirm activity readiness with construction and delivery teams\nRequirements:\nHNC in any engineering discipline\nSignificant experience within a construction planning environment.\nExperience producing and maintaining detailed project schedules.\nExperience using Primavera P6 planning software.\nExperience working on large-scale construction, engineering, maintenance, outage or shutdown projects.\nExperience working in a site-based project environment and engaging with multiple stakeholders.\nBenefits:\nGenerous holiday allowance\nMatched contribution pension scheme, with life assurance\nAccess to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+\nEmployee share scheme\nEmployee shopping savings portal\nPayment of Professional Fees\nReservists in the armed forces receive 10-days special paid leave\nHoliday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.\n'Be Kind Day' enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity\nExcellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.\nFor this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.\nThe HPC Jobs Service supports local people into exciting, long-term careers across our Project.\nConstruction Planner Mechanical\nCavendish Nuclear\nHinkley Point C\nMain Duties:\nDevelop and maintain detailed mechanical Level 5 construction schedules.\nPrepare and update mechanical four-week lookahead plans.\nAlign schedules with the overall 16-week lookahead and programme milestones.\nEstablish activity-level progress and quantity measurement requirements.\nIntegrate engineering, materials, access, resources, quality and commissioning requirements.\nConfirm activity readiness with construction and delivery teams\nRequirements:\nHNC in any engineering discipline\nSignificant experience within a construction planning environment.\nExperience producing and maintaining detailed project schedules.\nExperience using Primavera P6 planning software.\nExperience working on large-scale construction, engineering, maintenance, outage or shutdown projects.\nExperience working in a site-based project environment and engaging with multiple stakeholders.\nBenefits:\nGenerous holiday allowance\nMatched contribution pension scheme, with life assurance\nAccess to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+\nEmployee share scheme\nEmployee shopping savings portal\nPayment of Professional Fees\nReservists in the armed forces receive 10-days special paid leave\nHoliday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.\n'Be Kind Day' enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity\nExcellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.\nFor this role you must have evidence of right to work in the UK. 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