Senior Research Scientist, Method Development (LC-MS)

Laval, QC
On-site
Posted Oct 9, 2026
1 position

Opens an external site

Employment type: Full-time
Experience level: Senior · 8+ years
Minimum education: Bachelor’s degree
Posting language: English
Working hours: 40 hours per week

Job summary

The Senior Research Scientist will lead the development and optimization of robust bioanalytical methods using LC-MS/MS to support various therapeutic modalities. They will also oversee sample preparation, interpret complex data, and ensure all documentation complies with regulatory standards.

Job details

About The Role We are seeking a highly motivated and experienced Senior Research Scientist with strong expertise in bioanalytical mass spectrometry to join our Method Development team. The successful candidate will lead the development and optimization of regulatory-ready bioanalytical methods using liquid chromatography-mass spectrometry (LC-MS/MS) for a variety of therapeutic modalities, including small molecules, peptides, biologics, biomarkers, and oligonucleotides. What You’ll Do Here Develop and optimize robust bioanalytical methods using LC-MS/MS in compliance with regulatory standards. Perform and oversee sample preparation, analysis, and data interpretation while meeting project timelines and quality expectations. Investigate and resolve complex bioanalytical challenges through systematic troubleshooting, experimental design, and root-cause assessment. Participate in client discussions and scientific meetings, communicating method development strategies, analytical results, and technical recommendations. Prepare, review, and approve method development reports, SOPs, and other technical documentation as required. Collaborate with validation and operational teams to support successful method transfer and implementation. Stay current with advancements in LC-MS technologies and best practices to support continuous improvement. Adhere to Health and Safety protocols, including personal protective practices and laboratory upkeep. What You’ll Need to Succeed Master’s or Ph.D. in Biochemistry, Chemistry, Analytical Chemistry, or a related discipline; a Bachelor’s degree with significant relevant experience may also be considered. Typically 5-8+ years of relevant experience in LC-MS/MS bioanalysis, with demonstrated experience independently leading bioanalytical method development projects. Experience in sample preparation techniques appropriate to the analyte type (e.g., protein precipitation, solid-phase extraction, immunoaffinity-based approaches, enzymatic digestion). Strong scientific writing, communication, and presentation skills, with the ability to effectively communicate complex technical concepts to both scientific and non-scientific stakeholders. Altasciences strives to provide a French work environment for its employees in Quebec. Altasciences has taken all reasonable measures to avoid imposing the above language requirement. This requirement is essential for the position of Senior Research Scientist, Method development (LCMS) in particular, but without limitation, for the following reason(s): The requirement to have study protocols read and documented in English as required by industry regulatory agencies What We Offer Altasciences offers a wide variety of benefits to help our employees live healthy and fulfilling lives both at and outside of work. Altasciences’ Benefits Package Includes: Health/Dental/Vision Insurance Plans 401(k)/RRSP with Employer Match Paid Vacation and Holidays Paid Sick and Bereavement Leave Employee Assistance & Telehealth Program Altasciences’ Incentive Programs Include: Training & Development Programs Employee Referral Bonus Program Annual Performance Reviews #LI-MB1

What you’ll do

Requirements

Candidates must hold a Master's or Ph.D. in a relevant scientific discipline with 5-8+ years of experience in LC-MS/MS bioanalysis. Strong expertise in sample preparation techniques and the ability to communicate complex technical concepts to stakeholders are essential.