{"id":2832626,"url":"https://alion.io/job/lonza-senior-scientist-rd-purification","title":"Senior Scientist - R&D Purification","company":{"id":679681,"name":"Lonza","domain":"lonza.com","url":"https://alion.io/company/lonza","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":75,"ghost_share":0,"stale_share":0.773,"repost_share":0,"time_to_fill_p50_days":34,"computed_at":"2026-10-24T06:02:35Z"}},"role":"Science & Research","role_family":"Science & Research","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Slough, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":64000,"max_usd":109000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":19},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Chromatography","optional":false}],"status":"live","first_seen_at":"2026-09-21T00:00:00Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-10-24T02:30:23Z","board_verified":true,"closed_at":null,"days_open":33,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":33},"description":"Senior Scientist -R&D Purification\nSlough, United Kingdom\nPermanent Positions & 12 Month Fixed Term Contracts Available\nJoin a cutting-edge R&D team at Lonza, where you will help advance next-generation purification technologies. This is an exciting laboratory-based role ( on site 5 days a week) focused on developing and optimising downstream processes that will shape the future of biologics manufacturing.\nWhat you will get\nAn agile career and dynamic working culture\n\nAn inclusive and ethical workplace\n\nCompensation programs that recognize high performance\n\nA range of benefits tailored to your role and location\n\nOpportunities for continuous learning and development\n\nThe chance to work on impactful, innovative technologies\n\nWhat you will do\nDesign and execute laboratory-scale purification and primary recovery studies to support process and technology development\n\nPerform chromatography and filtration experiments, analysing complex datasets to generate meaningful insights\n\nEvaluate and optimise primary recovery technologies to improve process efficiency and performance\n\nContribute to the assessment and implementation of emerging downstream processing technologies\n\nDeliver high-quality technical reports, documentation, and scientific recommendations\n\nCollaborate with cross-functional teams including Analytical, Upstream, and Manufacturing Science & Technology\n\nMaintain high standards of data integrity, safety, and laboratory organisation while supporting continuous improvement initiatives\n\nWhat we are looking for\nA degree in Biotechnology, Chemistry, Chemical Engineering, or a related discipline (postgraduate qualification advantageous)\n\nPractical laboratory experience in downstream processing, including chromatography and filtration techniques\n\nStrong data analysis skills with the ability to interpret complex datasets and draw clear conclusions\n\nKnowledge of DSP unit operations, including process optimisation and troubleshooting\n\nAbility to design experiments and apply scientific principles to solve technical challenges\n\nStrong communication and report-writing skills, with attention to detail and quality\n\nA collaborative mindset with the ability to build effective working relationships and contribute to team success\n\nAbout Lonza\nAt Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion and Integrity reflect who we are and how we work together. Everyone’s ideas, big or small, have the potential to improve millions of lives, and that’s the kind of work we want you to be part of.\nInnovation thrives when people from all backgrounds bring their unique perspectives to the table. At Lonza, we value diversity and are committed to creating an inclusive environment for all employees.\nReady to shape the future of life sciences? 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