Info
Remote (CA)
Remote (CA), USA
Regular Full Time
Regular Full Time
Liquid chromatography-mass spectrometry, Liquid chromatography, Service engineer
Liquid chromatography-mass spectrometry, Liquid chromatography, Service engineer
$40.00–$50.00/hr
$40.00–$50.00/hr

Field Service Engineer III (HPLC/MS) San Juan Capistrano

Inactive
Thermo Fisher Scientific - Career

As the world leader in serving science, our work is more than something that fills our days – what we do has great purpose. Our industry-leading scale means unparalleled commercial reach, unique customer access and a global footprint. Our broad customer base, from research to clinical to commercial production means you can have a broad and meaningful impact here at Thermo Fisher Scientific. All while working in an environment where you will be supported, valued and rewarded for your performance.

Field Service Engineer III (HPLC/MS) San Juan Capistrano

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Some degree of PPE (Personal Protective Equipment) required (safety glasses, gowning, gloves, lab coat, ear plugs etc.)

Job Description

About Unity Lab Services (ULS)

ULS delivers integrated laboratory services, support, and supply management—from single‑instrument service to full lab operations—helping research, analytical, and clinical customers maximize uptime and productivity.

Position Summary

We’re seeking a Field Service Engineer III to deliver on-site installation, maintenance, repair, and technical support for our instruments and systems for our clinical customer. You’ll serve as a trusted Engineer to ensure uptime, regulatory compliance, and exceptional customer experience while contributing to service revenue and operational excellence.

Location

Customer is located at San Juan Capistrano, CA and must live within a max of 1hr of the customer site with traffic.

Key Responsibilities

  • Perform on-site installations, qualifications, calibrations, preventive maintenance, and repairs, e.g. LC / MS, IC, HPLC.
  • Diagnose hardware, software issues; execute corrective actions and document resolutions.
  • Instrument qualifications (IQ/OQ/PQ) and provide guidance on regulatory and quality requirements (e.g., GMP/GLP, ISO).
  • Manage service tickets, parts ordering/returns, and documentation in service systems with high accuracy and timeliness.
  • Deliver customer training on operation, maintenance, and best practices; drive adoption of digital tools and remote support where applicable.
  • Partner with Technical Support, Applications, Sales, and Product teams to resolve escalations 
  • Meet response-time, first-time-fix, and uptime targets.
  • Maintain toolkits, loaner equipment, and inventory; ensure EHS compliance and safety at all times.
  • Contribute to knowledge base articles, service bulletins, and continuous improvement initiatives.

Minimum Qualifications

  • Bachelor’s degree in Life Sciences, Engineering, Electronics, or related field
  • 3+ years of customer related maintenance user and repair of analytical instruments or similar equipment
  • Proficiency in troubleshooting using end user manuals
  • Able to work independently and collaboratively.
  • Valid driver’s license
  • Ability to travel

Preferred Qualifications

  • Experience with Thermo Fisher Scientific product lines (LC / MS, IC).
  • 1+ years of field service experience supporting instrumentation. 
  • Familiarity with regulated environments (GMP/GLP/CLIA) and validation protocols.
  • Understanding of ISO 9001/13485 standards, ESD practices, and cleanroom procedures.
  • Strong customer-facing communication skills

Key Competencies

  • Troubleshooting and problem-solving
  • Customer focus and communication
  • Time management and prioritization
  • Documentation accuracy and compliance mindset
  • Collaboration and cross-functional coordination
  • Continuous improvement orientation

Physical and Work Requirements

  • Ability to lift and move equipment up to 50 lbs; bend, kneel, and work in confined spaces.
  • Comfortable with extended driving and air travel; work at customer sites include labs
  • Adherence to PPE, EHS policies, and site-specific safety/medical requirements.

Performance Metrics

  • First-Time Fix Rate, Mean Time to Repair, On-Time Arrival/Response Time
  • Preventive Maintenance completion, Documentation accuracy
  • Customer Satisfaction (CAS), 
  • Safety and compliance audit results

What We Offer

  • Mission-driven work that enables customers to make the world healthier, cleaner, and safer.
  • Training, certifications, and career development pathways within Thermo Fisher.

Compensation and Benefits

The hourly pay range estimated for this position based in California is $40.00–$50.00.

This position may also be eligible to receive a variable annual bonus based on company, team, and/or individual performance results in accordance with company policy. We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes:

  • A choice of national medical and dental plans, and a national vision plan, including health incentive programs

  • Employee assistance and family support programs, including commuter benefits and tuition reimbursement

  • At least 120 hours paid time off (PTO), 10 paid holidays annually, paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave), accident and life insurance, and short- and long-term disability in accordance with company policy

  • Retirement and savings programs, such as our competitive 401(k) U.S. retirement savings plan

  • Employees’ Stock Purchase Plan (ESPP) offers eligible colleagues the opportunity to purchase company stock at a discount

For more information on our benefits, please visit: https://jobs.thermofisher.com/global/en/total-rewards

 

Related content

Simultaneous Quantitation and Discovery analysis: Combining targeted and untargeted metabolomics on Orbitrap mass spectrometers

Applications
| 2026 | Thermo Fisher Scientific
Instrumentation
LC/MS, LC/MS/MS, LC/Orbitrap, LC/HRMS
Manufacturer
Thermo Fisher Scientific
Industries
Metabolomics

Analysis of Per- and Polyfluoroalkyl Substances (PFAS) in Wastewater

Applications
| 2026 | Agilent Technologies
Instrumentation
LC/MS, LC/MS/MS, LC/QQQ
Manufacturer
Agilent Technologies
Industries
Environmental

Non-Targeted Screening of Biosolids with the Xevo™ MRT Mass Spectrometer Reveals New Isoforms of PFAS

Applications
| 2026 | Waters
Instrumentation
LC/MS, LC/MS/MS, LC/TOF, LC/HRMS
Manufacturer
Waters
Industries
Environmental

High Resolution Characterization of Lipid Nanoparticles Using the Xevo™ Charge Detection Mass Spectrometry (CDMS) Instrument - Single Particle Mass Analysis of Intact LNP-mRNA Formulations

Applications
| 2026 | Waters
Instrumentation
LC/MS, LC/MS/MS, LC/HRMS, Particle characterization, LC/IT
Manufacturer
Waters
Industries
Lipidomics

Out-of-the-box workflow for PFAS quantitation using a fullscan high-resolution approach with the Orbitrap Exploris EFOX Mass Detector

Applications
| 2025 | Thermo Fisher Scientific
Instrumentation
LC/MS, LC/MS/MS, LC/Orbitrap, LC/HRMS
Manufacturer
Thermo Fisher Scientific
Industries
Environmental
Other projects
GCMS
ICPMS
Follow us
FacebookX (Twitter)LinkedInYouTube
More information
WebinarsAbout usContact usTerms of use
LabRulez s.r.o. All rights reserved. Content available under a CC BY-SA 4.0 Attribution-ShareAlike