RAFA

International Symposium on Recent Advances in Food Analysis (RAFA).

ESAS (European Symposium on Analytical Spectrometry)

is the international joint scientific meeting to share recent developments, exchange ideas, explore new directions and initiate a possible collaboration in the analytical spectrometry area.

Pittcon

Pittcon (The Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy) is a dynamic, transnational conference and exposition on laboratory science, a venue for presenting the latest advances in analytical chemistry.

HUPO

The Human Proteome Organization (HUPO) promotes the development and application of proteomics technologies for enhancement of biological knowledge, global health and wellness.

MSACL

The Association for Mass Spectrometry & Advances in the Clinical Lab is committed to the advancement of mass spectrometry and other advanced technologies, including data science, in the clinical laboratory through education and training. 

International Symposium on Separation Sciences (ISSS)

The International Symposium on Separation Sciences is a vital forum for the exchange of knowledge and innovations that  contribute significantly to the advancement of separation sciences worldwide.

ISC - The International Symposium on Chromatography

The International Symposium on Chromatography (ISC) represents the oldest conference series focussing on separation science. 

International Symposium on Capillary Chromatography (ISCC) and GCxGC Symposium

ISCC & GC×GC Symposium bring together global experts to discuss advances in capillary and multidimensional chromatography, mass spectrometry, and analytical technologies for complex sample analysis.

International Symposium on Hyphenated Techniques in Chromatography and Separation Technology (HTC)

The International Symposium on Hyphenated Techniques in Chromatography (HTC) brings experts together to explore advanced GC–MS and LC–MS workflows, innovations, and real-world applications.

Forum: magazine of Charles University

News, interviews, information about scientific projects and student events ... We are the online information gateway of Charles University.

News

Job portal

Foundation

Scientific organization

Standards

Scientific journal

Magazine

Trade Fair

University

Accessories

Popularization of science

GC/MS

HPLC

LC/MS

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Service

Services

Laboratory gases

Laboratory equipment

Chemicals 

Laboratory furniture 

Training

Conference

Ion Chromatography

FTIR/NIR

RAMAN

Lab services

Research institution

Bazaar

Research group

<p><strong>ALS is a global leader in testing, providing comprehensive testing solutions to clients in a wide range of industries around the world. Using advanced technologies and innovative methods, we help our clients leverage data-driven insights for a safer and healthier world.</strong></p><p><strong>Our people are the heart of our business, driving testing solutions and innovations to solve complex challenges and create lasting value for our clients. But most importantly, our people care – for each other and for the work we do. With over 20,000 team members across 70 countries, you’ll be part of a global network. Learn more about what makes our workplace great here.</strong></p><p>At ALS, we encourage you to dream big.</p><p>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.</p><h3><strong>Senior GC‑MS GC‑TQ Analyst</strong></h3><h4><strong>Position Summary</strong></h4><p>The Senior GC‑MS / GC‑MS/MS Analyst is a technical leader and subject‑matter expert responsible for high‑complexity analytical testing in a high‑throughput production laboratory. This role requires extensive hands‑on experience operating, maintaining, and troubleshooting GC‑MS and GC‑MS/MS instrumentation across multiple EPA and client‑specific methods, including but not limited to EPA Methods 8270 and 625.</p><p>The Senior Analyst is expected to maintain productivity under demanding turnaround times, independently resolve technical challenges, ensure strict regulatory compliance, and contribute to method expansion, optimization, and continuous improvement initiatives.</p><p><strong>Hourly Rate: $30</strong></p><h4><strong>Primary Responsibilities</strong></h4><h4><strong>Instrument Operation &amp; Technical Ownership</strong></h4><ul><li>Independently operate, maintain, and troubleshoot GC‑MS and GC‑MS/MS systems in a production environment</li><li>Perform routine and advanced maintenance, including source cleaning, tuning, vacuum system diagnostics, column replacement, and performance verification</li><li>Diagnose complex instrument and method performance issues, implementing corrective actions to minimize downtime</li><li>Serve as a technical resource for instrument performance, repairs, and vendor interactions</li><li>Maintain accurate and complete instrument logs, maintenance records, and run documentation</li></ul><h4><strong>Analytical &amp; Production Responsibilities</strong></h4><ul><li>Perform analyses using EPA 8270, EPA 625, and additional GC‑MS‑based methods, including modified and client‑specific protocols</li><li>Execute calibrations, QC samples, and analytical batches in accordance with method, regulatory, and quality system requirements</li><li>Maintain consistent productivity in a deadline‑driven production laboratory, balancing throughput with data quality</li><li>Review chromatographic and mass spectral data for integration accuracy, compound identification, and reporting limits</li><li>Conduct complex data review, reprocessing, and technical justifications as needed</li></ul><h4><strong>Quality Assurance &amp; Regulatory Compliance</strong></h4><ul><li>Ensure full compliance with EPA, state, client, and accreditation requirements</li><li>Evaluate and trend QA/QC metrics, including internal standards, surrogates, blanks, LCS, MS/MSD, and calibration criteria</li><li>Identify non‑conformances and initiate corrective actions in collaboration with QA and Laboratory Operations</li><li>Support regulatory audits, client assessments, and data package reviews</li><li>Assist with SOP updates, technical deviations, and continuous improvement initiatives</li></ul><h4><strong>Method Development &amp; Technical Advancement</strong></h4><ul><li>Support method development, method modification, and validation activities for existing and new GC‑MS applications</li><li>Evaluate new columns, conditions, extraction approaches, and instrumentation to improve performance or expand capability</li><li>Assist in developing technical documentation, validation summaries, and method performance studies</li><li>Provide technical mentoring and guidance to junior analysts on advanced analytical and troubleshooting techniques</li></ul><h4><strong>Collaboration &amp; Communication</strong></h4><ul><li>Communicate sequencing priorities, turnaround risks, and technical issues to Laboratory Operations, QA, and Project Management</li><li>Provide clear documentation and explanations for analytical challenges or deviations</li><li>Contribute to a safety‑focused, quality‑driven, and collaborative laboratory culture</li></ul><h4><strong>Required Knowledge, Skills, and Abilities</strong></h4><ul><li>Advanced technical understanding of GC‑MS and GC‑MS/MS theory, operation, and troubleshooting</li><li>Strong working knowledge of EPA 8270, EPA 625, and related GC‑MS methodologies</li><li>Ability to execute multiple analytical methods concurrently in a high‑volume production environment</li><li>Proven ability to perform under pressure while meeting strict client turnaround requirements</li><li>Excellent attention to detail with strong analytical judgment</li><li>Effective technical documentation and communication skills</li><li>Proficiency with laboratory information systems, data processing software, and electronic records</li></ul><h4><strong>Required Education and Experience</strong></h4><ul><li>Bachelor’s degree in Chemistry or a related scientific discipline</li><li>Minimum of five (5) years of hands‑on experience operating and maintaining GC‑MS and/or GC‑MS/MS instrumentation</li><li>Demonstrated experience performing EPA 8270 and EPA 625 in a regulated environmental laboratory</li></ul><h4><strong>Preferred Experience and Knowledge</strong></h4><ul><li>Experience performing multiple GC‑MS based EPA or client‑specific methods beyond 625 and 8270</li><li>Direct involvement in method development, method optimization, or validation</li><li>Experience in a high‑throughput environmental production laboratory</li><li>Familiarity with Department of Defense (DoD) or other highly regulated compliance programs</li><li>Experience supporting audits and defensible data packages</li></ul><h4><strong>Physical Demands</strong></h4><ul><li>Ability to sit and/or stand for extended periods during an 8‑hour workday</li><li>Manual dexterity required for instrument maintenance and sample preparation</li><li>Ability to read and interpret chromatograms, mass spectra, and reports</li><li>Ability to communicate clearly with peers and management</li></ul><h4><strong>Working at ALS</strong></h4><p>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.</p><h4><strong>About ALS</strong></h4><p>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.</p><h4><strong>Everyone matters</strong></h4><p>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</p><p>ALS is a VEVRAA Federal Contractor.&nbsp;<br><br>EOE AA Minority, Female, Veteran, Individuals with Disabilities&nbsp;</p><ul><li>Click&nbsp;<a target="_blank" rel="noopener noreferrer" href="http://www.dol.gov/ofccp/regs/compliance/posters/pdf/eeopost.pdf">Here</a>&nbsp;to view the EEO is the Law poster</li><li>Click&nbsp;<a target="_blank" rel="noopener noreferrer" href="http://www.dol.gov/whd/regs/compliance/posters/fmlaen.pdf">Here</a>&nbsp;to view the FMLA Law poster</li><li>Click&nbsp;<a target="_blank" rel="noopener noreferrer" href="http://www.dol.gov/whd/regs/compliance/posters/eppac.pdf">Here</a>&nbsp;to view the EPPA Law Poster</li><li>Click&nbsp;<a target="_blank" rel="noopener noreferrer" href="https://www.google.com/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=2&amp;cad=rja&amp;uact=8&amp;ved=0ahUKEwiEjfSUi6bNAhXKzIMKHeKkCXsQFggiMAE&amp;url=https%3A%2F%2Fwww.dol.gov%2Fofccp%2Fpdf%2FPayTransparencyNotice_JRFQA508c.pdf&amp;usg=AFQjCNEImpUSJ2cVF7G_bvHLxzcwJUM2gA&amp;bvm=bv.124272578,d.aXo">Here</a>&nbsp;to view the Pay Transparency Provision</li><li>Click&nbsp;<a target="_blank" rel="noopener noreferrer" href="https://www.uscis.gov/sites/default/files/USCIS/Verification/E-Verify/E-Verify_Native_Documents/E-Verify_Participation_Poster.pdf">Here</a>&nbsp;to view company E-Verify Participation Poster</li></ul><p>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.</p><h4><strong>How to apply</strong></h4><p>Please apply on-line with your resume and outline your motivation and ability to meet the requirements of this role.</p><p>Not the right fit?&nbsp; Set up email alerts as new job postings become available that meet your interest!</p><h4><strong>Working at ALS</strong></h4><p>The ALS team is a diverse and dedicated community united by our passion to make a difference in the world.</p><p>Our values are important to us, and shape how we work, how we treat each other and how we recognise excellence.&nbsp;</p><p>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.&nbsp;</p><p>We want everyone to have a safe, flexible and rewarding career that makes a positive impact on our people, the planet and our communities.</p><h4><strong>Everyone Matters</strong></h4><p>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.</p><p>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.  </p><p>ALS also welcomes applications from people with all levels of ability. Reasonable adjustments to support candidates throughout the recruitment process are available upon request. </p><h4><strong>Eligibility</strong></h4><p style="text-align:left;">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.</p><h4><strong>How to apply</strong></h4><p>Please apply on-line and provide a resume &amp; cover letter that best demonstrate your motivation and ability to meet the requirements of this role.</p>

Senior GC‑MS GC‑TQ Analyst

<p><strong>ALS is a global leader in testing, providing comprehensive testing solutions to clients in a wide range of industries around the world. Using advanced technologies and innovative methods, we help our clients leverage data-driven insights for a safer and healthier world.</strong></p><p><strong>Our people are the heart of our business, driving testing solutions and innovations to solve complex challenges and create lasting value for our clients. But most importantly, our people care – for each other and for the work we do. With over 20,000 team members across 70 countries, you’ll be part of a global network. Learn more about what makes our workplace great here.</strong></p><p>At ALS, we encourage you to dream big.</p><p>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.</p><h3><strong>FLSTECH1 - Field Services Technician 1</strong></h3><h4><strong>General Accountability:</strong></h4><p>The primary purpose of this position is to be responsible for providing ALS clients with all necessary sampling activities, sample pick-ups and drop-offs between Middletown and King of Prussia (employee can be based in either location). This position is Part Time - Saturday and Sundays only (0700-1600).</p><h4><strong>Specific Responsibilities:</strong></h4><ul><li>Will be driving in assigned territories as directed by supervisor and picking-up samples and delivering them to Middletown Office or Regional Service Center.</li><li>Provide ALS clients with all necessary sampling activities, sample pick-ups and drop-offs.</li><li>Communicate recurring bottles orders and directions to Field Services Coordinator to be placed in the scheduling program.</li><li>Submit recurring bottles order and directions to the Field Services Coordinator to be placed in the scheduling program.</li><li>Provide a complete daily sampling log in the bound Field Logbook.</li><li>Assist part/full time couriers with chain of custody, bottle preparation, and maps/directions for the completion of their assigned duties.</li><li>Store all samples in a cooler with ice and deliver to ALS Sample Receiving.</li><li>Provide an accurate and completed chain of custody record of any sample in your possession.</li><li>Convey any ALS client requests or concerns to the Field Services Supervisor or appropriate Customer Service Representative.</li><li>Maintain routine vehicle maintenance, including fluid checks and/or replacements; exterior and interior cleaning of company vehicle.</li><li>Ensure compliance with field service sampling plan, assigned SOP’s, QA manual and ALS Client Service Manual.</li><li>Professional appearance and conduct to both ALS staff and clients.</li><li>Other duties as assigned.</li></ul><h4><strong>Required Knowledge, Skills &amp; Abilities:</strong></h4><ul><li>Current Driver’s license with clean driving record</li><li>Ability to operate company vehicle.</li><li>Knows the region and able to read maps.</li><li>Able to take ownership for meeting goals and objectives; willing to be accountable for own decisions, and willing to give 100%. Look for new ways to accomplish objectives.</li><li>English verbal and written communication skills with the ability to communicate with clients, staff and management.</li><li>Multi-tasked, organized, detail oriented, and possesses problem solving capabilities; will have good time management capabilities.</li><li>Self-motivated and self-directed; able to work independently.</li></ul><h4><strong>Required Qualifications:</strong></h4><ul><li>High School education</li><li>Interest in Science helpful but not required.</li><li>1+ years working as a Courier, driver, messenger, or related position.</li></ul><h4><strong>Physical Requirements:</strong></h4><ul><li>Able to speak and hear clearly while communicating with co-workers, Department team members, management, and clients.</li><li>Able to lift up to 50 lbs on a consistent basis (may request and use a dolly for situations requiring heavy loads).</li><li>Able to sit, drive, and walk for 100% of an 8 hour day.</li><li>Must be able to drive and get in and out of vehicle.</li><li>Dexterity in hands and fingers to operate vehicle, computer and other equipment.</li><li>Must have average vision and able to see to read reports and operate vehicle, office equipment.</li></ul><h4><strong>Working at ALS</strong></h4><p>The ALS team is a diverse and dedicated community united by our passion to make a difference in the world.</p><p>Our values are important to us, and shape how we work, how we treat each other and how we recognise excellence.&nbsp;</p><p>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.&nbsp;</p><p>We want everyone to have a safe, flexible and rewarding career that makes a positive impact on our people, the planet and our communities.</p><h4><strong>Everyone Matters</strong></h4><p>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.</p><p>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.  </p><p>ALS also welcomes applications from people with all levels of ability. Reasonable adjustments to support candidates throughout the recruitment process are available upon request. </p><h4><strong>Eligibility</strong></h4><p style="text-align:left;">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.</p><h4><strong>How to apply</strong></h4><p>Please apply on-line and provide a resume &amp; cover letter that best demonstrate your motivation and ability to meet the requirements of this role.</p>

FLSTECH1 - Field Services Technician 1

<p><strong>ALS is a global leader in testing, providing comprehensive testing solutions to clients in a wide range of industries around the world. Using advanced technologies and innovative methods, we help our clients leverage data-driven insights for a safer and healthier world.</strong></p><p><strong>Our people are the heart of our business, driving testing solutions and innovations to solve complex challenges and create lasting value for our clients. But most importantly, our people care – for each other and for the work we do. With over 20,000 team members across 70 countries, you’ll be part of a global network. Learn more about what makes our workplace great here.</strong></p><p>At ALS, we encourage you to dream big.</p><p>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.</p><h3><strong>Laboratory Technician 1</strong></h3><h4><strong>The Laboratory Technician 1 has the following duties:</strong></h4><ul><li>Ensure that all tasks are performed within time restraints and according to relevant quality and safety policies and procedures.</li><li>Use results from test method(s) in calculations to further characterize the data (i.e. Calculated Cetane Index, Viscosity Index, etc.).</li><li>Prepare and/or aliquot samples as part of a sample preparation step for all required tests. When applicable load samples on automated instrumentation that has been validated following method quality requirements.</li><li>Perform analysis on samples through direct testing (i.e. wet chemistry). The minimum level required to perform some methods will vary depending on complexity of the method, safety risk level, and quality risk level.</li><li>Perform calculations as required when conducting analytical preparations.</li><li>Perform sample preparation for multiple testing requirements.</li><li>Perform housekeeping duties as required. This includes assisting with storage and disposal of client samples.</li><li>Prepare and maintain standards and reagents. Some standards will require a minimum Level 2 depending on the complexity and quality risk.</li><li>Generate, accumulate, handle, and work near hazardous wastes.</li><li>Collect, store, and label any hazardous waste generated in compliance with the ALS policy.</li><li>Other duties as assigned</li></ul><h4><strong>Working at ALS</strong></h4><p>The ALS team is a diverse and dedicated community united by our passion to make a difference in the world.</p><p>Our values are important to us, and shape how we work, how we treat each other and how we recognise excellence.&nbsp;</p><p>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.&nbsp;</p><p>We want everyone to have a safe, flexible and rewarding career that makes a positive impact on our people, the planet and our communities.</p><h4><strong>Everyone Matters</strong></h4><p>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.</p><p>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.  </p><p>ALS also welcomes applications from people with all levels of ability. Reasonable adjustments to support candidates throughout the recruitment process are available upon request. </p><h4><strong>Eligibility</strong></h4><p style="text-align:left;">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.</p><h4><strong>How to apply</strong></h4><p>Please apply on-line and provide a resume &amp; cover letter that best demonstrate your motivation and ability to meet the requirements of this role.</p>

Career