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Senior Service Engineer, LC-MS

Job in Newark, New Castle County, Delaware, 19711, USA
Listing for: QPS Holdings, LLC
Full Time position
Listed on 2026-02-24
Job specializations:
  • Pharmaceutical
    Medical Technologist & Lab Technician
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below

Do you want to be part of an organization that is making a difference in the lives of millions of people worldwide? If so, we want to hear from you! Mass Spec Services (MSS) ensures that all the mass spectrometers (55+ QqQ and Q-TOF), LC, SFC, and other related bioanalytical instruments are in good working order. The process is vital to the operational success of GBA and of preclinical, nonclinical, and clinical trials around the world.

In this role, MSS personnel will maintain, troubleshoot, repair, help with installation, and perform IQ/OQ/PQ of bioanalytical equipment with minimum supervision, maintain a clean/safe lab, and ensure the smooth operation of the facility.

The GBA department’s expertise lies in the quantitation of small molecules, oligonucleotides, peptides, proteins, and biomarkers using various mass spec techniques. We have been pivotal in supporting most of the HIV/HBV/HCV, multiple ADCs, and 9 of the last 16 oligonucleotides therapeutics approved by FDA and EMA.

QPS’ Story

Since its inception, QPS has been assisting pharmaceutical, biotechnology and medical device companies with their drug development efforts by providing a full range of DMPK, Toxicology, Bioanalysis, Translational Medicine, Early Phase Clinical and Phase II – IV Clinical Research services. To meet the needs of our clients, we strive to employ talented, caring and committed individuals who will work collaboratively towards achieving our mission of improving human health and the quality of life.

Team members enjoy challenging and rewarding work, and are encouraged achieve their best. Underpinning the operation is a culture that values diversity, innovation, accountability, team work and a friendly atmosphere where performance is recognized and rewarded. We provide unique company benefits, training, and advancement opportunities. Most importantly, we value each of our team members as employees and as individuals.

If this sounds like your ideal work environment, then we would love to speak with you, so apply today!

Please visit our website (  ) for more information and to see all current openings.

The Job
  • Understand, evaluate, troubleshoot, and repair LC‑MS/MS (QqQ) systems, LCs, and other associated bioanalytical equipment problems.
  • Perform planned preventive maintenance, calibration, and maintenance of the LC‑MS/MS, LC, and other associated bioanalytical equipment.
  • Perform software (IQ/OQ/PQ) validations on all new equipment.
  • Maintain inventory of spare parts for MS and LC systems.
Requirements
  • Advance degree in LC‑MS (Ph.D.) or M.S. plus ≥4 years or B.S. plus ≥10 years in relevant industry experience.
  • Hands‑on experience in triple quadrupoles required.
  • Experience with UHPLC equipment required;
    Experience with Shimadzu UHPLC is a plus;
    Experience with SFC is a plus.
  • A background or education in Analytical Chemistry, Biochemistry, Pharmaceutical Chemistry, Pharmacology, Microbiology is considered added value.
Work Location
  • This job will be 100% QPS‑office/facility based.
Why You Should Apply
  • Great learning opportunities, especially for those new to the field. Our seasoned professionals are here to support and work with you to explore your learning potential and career goals.
  • Structured Career Ladders that provide excellent growth based on your personal aspirations.
  • Bonuses and merit increases are a part of the QPS total rewards approach and are linked to individual, team and company performance.
  • Solid Benefits package, including Company‑matched 401(k), and Company‑sponsored Group Life/AD&DD and Short and Long‑term Disability Insurance.
  • Park-like setting in Newark, Delaware.
  • Internal committees designed with the needs and enjoyment of QPS employees in mind.

QPS, LLC is an Equal Employment Opportunity/Affirmative Action Employer. In accordance with federal, state, and local laws, we recruit, hire, promote and evaluate all personnel without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, citizenship status, physical disability, protected veteran status or any other characteristic protected by law. Job applicants and present employees are evaluated solely on ability, experience and the requirements of the job.

In addition, QPS, LLC is a federal contractor and desires priority referrals of protected veterans.

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Position Requirements
10+ Years work experience
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