GC/MS Analyst

At ALS, we encourage you to dream big.

When you join us, you’ll be part of a global team harnessing the power of scientific testing and data-driven insights to build a healthier future. 

Imagine your future with us! 

At ALS, we encourage you to dream big. When you join ALS, you become part of a purpose‑ and values‑driven organization that empowers innovation, collaboration, and professional growth. Our global team brings passion and commitment every day—continually challenging conventional thinking to solve some of the world’s most complex problems and contribute to a safer, healthier world. 

Position Summary 

The GC-MS / GC-MS/MS Analyst is responsible for performing analytical testing in a production laboratory environment using GC-MS and GC-MS/MS instrumentation. This position supports routine sample analysis, instrument operation, quality control activities, and data review while working under established laboratory methods and procedures. 

The successful candidate will develop technical expertise in environmental analysis, maintain productivity in a deadline-driven environment, and contribute to delivering accurate, defensible analytical results. This role provides an excellent opportunity for individuals looking to expand their experience with GC-MS and GC-MS/MS technologies in a regulated laboratory setting. 

Primary Responsibilities 

Instrument Operation & Maintenance 

• Operate GC-MS and GC-MS/MS systems following established methods, procedures, and work instructions. 

• Perform routine instrument maintenance, including consumable replacement, source cleaning, leak checks, and performance verification. 

• Assist with troubleshooting instrument and analytical issues with support from senior analysts, supervisors, and technical specialists. 

• Maintain instrument logs, maintenance records, and analytical documentation. 

• Follow laboratory schedules and sequencing priorities to support turnaround time commitments. 

Analytical & Production Responsibilities 

• Perform analyses using EPA 8260/8270, EPA 624/625, and other GC-MS-based methods as assigned. 

• Prepare and analyze calibration standards, quality control samples, and client samples in accordance with laboratory procedures. 

• Process and review analytical data for completeness and compliance with quality requirements. 

• Verify chromatographic integrations, compound identification, and reporting criteria. 

• Maintain productivity and quality standards in a high-volume production laboratory environment. 

Quality Assurance & Regulatory Compliance 

• Follow established quality systems, SOPs, and regulatory requirements. 

• Monitor quality control parameters, including blanks, surrogates, internal standards, laboratory control samples, and calibration requirements. 

• Identify and communicate quality concerns to supervisors and technical staff. 

• Assist with investigations, corrective actions, and documentation when quality issues occur. 

• Support laboratory audits and accreditation activities as needed. 

Technical Development 

• Develop proficiency in GC-MS and GC-MS/MS operation, maintenance, and troubleshooting. 

• Participate in training programs and competency assessments. 

• Assist with implementing method updates and process improvements. 

• Expand knowledge of environmental analytical methods and laboratory quality systems. 

• Learn advanced troubleshooting and analytical techniques through hands-on experience and mentorship. 

Collaboration & Communication 

• Communicate analytical issues, instrument concerns, and production challenges to supervisors and team members. 

• Maintain accurate laboratory records and documentation. 

• Work collaboratively with laboratory staff, quality assurance personnel, and management. 

• Contribute to a safe, quality-focused, and team-oriented work environment. 

Required Knowledge, Skills, and Abilities 

• Basic understanding of chemistry, laboratory practices, and analytical instrumentation. 

• Interest in learning GC-MS and GC-MS/MS instrumentation and environmental analytical methods. 

• Strong attention to detail and organizational skills. 

• Ability to follow written procedures and maintain accurate documentation. 

• Ability to manage multiple tasks and priorities in a fast-paced environment. 

• Effective verbal and written communication skills. 

• Proficiency with computer systems and laboratory software. 

Required Education and Experience 

• Bachelor's degree in Chemistry, Environmental Science, or a related scientific discipline.

• One to three (1-3) years of laboratory experience preferred. 

• Experience with analytical instrumentation or environmental laboratory testing is beneficial but not required. 

• Recent graduates with relevant coursework and laboratory experience are encouraged to apply. 

Preferred Experience and Knowledge 

• Experience with GC-MS, GC-MS/MS, or similar analytical instrumentation. 

• Familiarity with environmental testing laboratories. 

• Experience with EPA analytical methods. 

• Knowledge of laboratory quality systems and quality control practices. 

• Experience working in a production or regulated laboratory environment. 

Physical Demands 

• Ability to sit and/or stand for extended periods during an 8-hour workday. 

• Manual dexterity required for sample preparation and instrument maintenance activities. 

• Ability to distinguish colors, read chromatograms, and interpret analytical reports. 

• Ability to lift up to 30 pounds occasionally. 

• Ability to communicate effectively with team members and management. GC‑MS_MS Analyst 

Working at ALS 

Our people are our greatest asset and the foundation of our success. ALS is a diverse, inclusive community of professionals united by a shared purpose to make a meaningful difference. We recognize and reward excellence, invest in continuous learning, and provide career development opportunities across our global organization. At ALS, you will find a supportive environment that values safety, flexibility, and professional fulfillment—allowing you to build a rewarding career while making a positive impact on our people, our planet, and our communities. 

About ALS 

ALS is a global leader in scientific testing, delivering comprehensive analytical solutions across more than 60 countries. Serving industries including environmental, food and beverage, mining, pharmaceutical, healthcare, personal care, and equipment reliability, ALS combines state‑of‑the‑art technologies with local expertise. Our teams transform data into actionable insights—supporting safer, healthier, and more sustainable outcomes worldwide. 

Everyone matters 

ALS is proud to be an equal opportunity employer committed to achieving and maintaining a workforce which reflects and affirms the diversity of our society 

ALS is a VEVRAA Federal Contractor.  
 
EOE AA Minority, Female, Veteran, Individuals with Disabilities  

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ALS also welcomes applications from people with all levels of ability. Accommodation is available on request for candidates taking part in all aspects of the selection process. 

How to apply 

Please apply on-line with your resume and outline your motivation and ability to meet the requirements of this role. 

Not the right fit?  Set up email alerts as new job postings become available that meet your interest! 

Working at ALS

The ALS team is a diverse and dedicated community united by our passion to make a difference in the world.

Our values are important to us, and shape how we work, how we treat each other and how we recognise excellence. 

At ALS, you’ll be supported to develop new skills and reach your full potential. We invest in our people with programs and opportunities that help you build a diverse career with us. 

We want everyone to have a safe, flexible and rewarding career that makes a positive impact on our people, the planet and our communities.

Everyone Matters

ALS is proud to be an equal opportunity employer and is committed to fostering an inclusive work environment where the strengths and perspectives of each employee are both recognised and valued.

Qualified candidates will be considered without regard to race, colour, religion, national origin, military or veteran status, gender, age, disabilities, sexual orientation, gender identity, pregnancy and pregnancy-related conditions, genetic information and any other characteristics protected by the law. We invite resumes from all interested parties, including women, members of minority groups, and persons living with disabilities.  

ALS also welcomes applications from people with all levels of ability. Reasonable adjustments to support candidates throughout the recruitment process are available upon request. 

Eligibility
To be eligible to work at ALS you must be a Citizen or Permanent Resident of the country you are applying for, or either hold or be able to obtain, a valid working visa.

How to apply
Please apply on-line and provide a resume & cover letter that best demonstrate your motivation and ability to meet the requirements of this role.