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Research Associate II, Mass Spectrometry

PTC Therapeutics, Inc
United States, California, Mountain View
350 North Bernardo Avenue (Show on map)
Feb 26, 2026

PTC Therapeutics is a global commercial biopharmaceutical company. For over 25 years our team has been deeply committed to a unified purpose: Extending life's moments for children and adults living with a rare disease.

At PTC, we cultivate an inclusive culture where everyone feels valued, respected, and empowered. We welcome candidates from all backgrounds to join our team, fostering a strong sense of belonging.

Visit our website to learn more about our company and culture!
Site: www.ptcbio.com

Job Description Summary: PTC Therapeutics is seeking an enthusiastic associate to join our Multiomics team in Mountain View, CA. The successful candidate will join a diverse team employing cutting edge tools to investigate the roles of ferroptosis, inflammation, and metabolism in both rare and pediatric disorders. The Multiomics team is looking for someone who is: organized, detail-oriented, energetic, and a self-starter. The ideal candidate will provide hands-on support in a technically advanced, fast-paced laboratory environment, with a strong commitment to accuracy, precision, and the timely execution of tasks.

The Research Associate II will execute, analyze, and report experimental results to their supervisor and the broader Multiomics group.

This position will adhere to relevant regulatory requirements and company Standard Operating Procedures (SOPs) as appropriate.
. Job Description:

ESSENTIAL FUNCTIONS

Primary duties/responsibilities:

  • Operates, maintains, and troubleshoots laboratory equipment (e.g. LC-MS/MS, ELISA, liquid handlers).

  • Execute sample preparation and enrichment protocols for multiple sample types (e.g. plasma, CSF, tissues, and cells) to enable downstream multiomic analyses.

  • Prepares buffers, stocks, and standards according to SOP's to perform routine system suitability checks.

  • Analyzes data, QC's peer data, documents results, and presents findings to the Multiomics team.

  • Tracks daily progress in Agile software to provide real-time updates for project stakeholders.

  • Abides by all safety and regulatory guidelines. Maintains a detailed laboratory notebook.

  • Demonstrates compliance with corporate, department, and job-specific requirements.

  • Performs other tasks and assignments as needed and specified by management.

KNOWLEDGE/SKILLS/ABILITIES REQUIRED

  • 1 - 3 years of hands-on laboratory experience, with a strong preference for prior LC-MS/MS experience.

  • Proficient with standard laboratory equipment (e.g. pipettes, centrifuges, balances, and homogenizers).

  • Experience operating and troubleshooting analytical instrumentation.

  • Prior use of sample preparation techniques for the extraction and quantitation of small molecules, peptides, or proteins from biofluids and tissues.

  • Familiarity with bioanalytical software applications (e.g. Analyst, Excel, or Prism).

  • Detail-oriented worker with superb organizational and time management skills.

  • Excellent communicator with a positive attitude.

  • Ability to multitask and respond quickly to shifting priorities while adhering to project timelines

* Minimum level of education and years of relevant work experience.

  • B.S. degree in analytical chemistry, biochemistry, or a related field with at least 1-2 years of experience.

*Special knowledge or skills and/or licenses or certificates preferred.

  • Familiarity with sample processing for downstream proteomics or biomarker analysis is preferred.

  • Prior experience with liquid robotic handlers is a plus.

* Travel requirements

  • Up to 10%

  • Office/Laboratory based position

Expected Base Salary Range: $82,500 - $98,000. The base salary offered will be contingent on the assessment of the candidate's education level, background, and experience relative to the requirements of the position they are being considered for, as well as a review of internal equity.

In addition to base salary, PTC employees are also eligible for short- and long-term incentives.All eligible employees may also enroll in PTC's medical, dental, vision, and retirement savings plans.

EEO Statement:

PTC Therapeutics is an equal opportunity employer. We welcome applications from all individuals, regardless of race, color, national origin, gender, age, physical characteristics, social origin, disability, religion, family status, pregnancy, sexual orientation, gender identity, gender expression, disability, veteran status or any unlawful criterion under applicable law. We are committed to treating all applicants fairly and avoiding discrimination.

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