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Weekend Chemist Jobs in Rochester, NY (NOW HIRING)

Chemist II

Rochester, NY · On-site

$71K - $80K/yr

Bachelor's degree (BS) in Chemistry or related scientific field preferred, with a minimum of 2 years of experience preferably in an FDA regulated industry. * Associate of Applied Science (AAS) degree ...

Vacancy Announcement Position Information Campus Title Adjunct Lecturer - Chemistry Department Chemistry Position Summary SUNY Geneseo seeks applicants for anticipated part-time temporary adjunct ...

JOB SUMMARY: Performs method validation and development from design to execution independent of supervision. Manages complex, multi-disciplinary projects with minimum input. Implements improvements ...

Associate QC Chemist

Rochester, NY · On-site

$23.50 - $31/hr

JOB SUMMARY: This position performs analyses of materials, drug substances and drug products following cGMPs. Supports method development activities and perform method validations with supervision.

Associate QC Chemist

Rochester, NY · On-site

$23.50 - $31/hr

JOB SUMMARY: This position performs analyses of materials, drug substances and drug products following cGMPs. Supports method development activities and perform method validations with supervision.

JOB SUMMARY: This position performs analyses of materials, drug substances and drugproducts following cGMPs. Supports method development activities and performmethod validations with supervision.

OR Associate of science degree in Chemistry, Food Science, Biology or Engineering plus 1 year of ... Required flexibility in working overtime and weekends as needed. * Required to lift and move ...

Quality Technician

Canandaigua, NY · On-site

$20 - $26.95/hr

OR Associate of science degree in Chemistry, Food Science, Biology or Engineering plus 1 year of ... Required flexibility in working overtime and weekends as needed. * Required to lift and move ...

Quality Technician

Canandaigua, NY · On-site

$20 - $26.95/hr

OR Associate of science degree in Chemistry, Food Science, Biology or Engineering plus 1 year of ... Required flexibility in working overtime and weekends as needed. * Required to lift and move ...

OR Associate of science degree in Chemistry, Food Science, Biology or Engineering plus 1 year of ... Required flexibility in working overtime and weekends as needed. * Required to lift and move ...

They also have department specific openings in blood bank, microbiology, core laboratory or special chemistry! This facility is offering a highly competitive hourly rate and a top notch benefits ...

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Weekend Chemist information

See Rochester, NY salary details

$17

$30

$52

How much do weekend chemist jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for weekend chemist in Rochester, NY is $30.58, according to ZipRecruiter salary data. Most workers in this role earn between $23.70 and $35.10 per hour, depending on experience, location, and employer.

What is a weekend chemist?

Weekend Chemists are professionals who work in laboratories or industrial settings specifically during weekends. Their duties typically include conducting experiments, analyzing samples, maintaining lab equipment, and ensuring safety protocols are followed. Weekend Chemists may work in pharmaceutical, environmental, food, or research labs, helping organizations maintain continuous operations. This role is ideal for those seeking flexible schedules or part-time opportunities in the chemical sciences.

What skills and qualifications are needed to be a weekend chemist?

To thrive as a Weekend Chemist, you need a solid background in chemistry, laboratory techniques, and quality control, typically supported by a bachelor's degree in chemistry or a related field. Familiarity with laboratory information management systems (LIMS), analytical instruments such as HPLC or GC, and relevant safety certifications is often required. Strong attention to detail, problem-solving abilities, and effective communication are essential soft skills for this role. These skills ensure accurate results, safety compliance, and reliable lab operations during weekend shifts when supervision may be limited.

What are common challenges faced by weekend chemists, and how can they be addressed?

Weekend Chemists often work independently or with a smaller team, which can make troubleshooting equipment issues or complex analyses more challenging due to limited on-site support. To overcome this, it is important to be well-versed in standard operating procedures and to maintain open communication with weekday staff for seamless handovers. Additionally, managing time effectively is crucial to complete tasks within shorter shifts and to ensure accurate documentation for regulatory compliance. Building strong organizational skills and proactively seeking clarification on ambiguous assignments can help address these challenges and contribute to a successful experience in the role.

What is the difference between Weekend Chemist vs Part-Time Chemist?

AspectWeekend ChemistPart-Time Chemist
CredentialsCertificate or diploma in chemistry or related fieldCertificate or diploma in chemistry or related field
Work EnvironmentLaboratories, pharmacies, or manufacturing facilities during weekendsLaboratories, pharmacies, or manufacturing facilities with flexible hours
Employer UsageHospitals, labs, or pharmaceutical companies needing weekend coverageVarious industries requiring flexible or reduced hours
Search IntentJobs specifically on weekendsFlexible or reduced-hour chemistry roles

The main difference between a Weekend Chemist and a Part-Time Chemist lies in scheduling. Weekend Chemists typically work exclusively on weekends, providing coverage during those days, while Part-Time Chemists may work flexible hours, including weekdays or weekends, with fewer hours overall. Both roles require similar qualifications but serve different scheduling needs for employers and employees.

How many hours a week do weekend chemists work?

Weekend chemists typically work around 20 to 30 hours per week, often during evenings and weekends to accommodate laboratory schedules or production demands. The exact hours depend on the employer and specific job requirements, with some roles requiring shift work or part-time hours.

What are the most commonly searched types of Chemist jobs in Rochester, NY?

The most popular types of Chemist jobs in Rochester, NY are:

What cities near Rochester, NY are hiring for Weekend Chemist jobs?

Cities near Rochester, NY with the most Weekend Chemist job openings:

Infographic showing various Weekend Chemist job openings in Rochester, NY as of July 2026, with employment types broken down into 35% Locum Tenens, 53% Full Time, 7% Part Time, 2% Contract, and 3% Summer. Highlights an 97% Physical, and 3% Remote job distribution, with an average salary of $63,607 per year, or $30.6 per hour.

Project Chemist/Data Validator

Haley & Aldrich

Rochester, NY • On-site

Full-time

Posted 13 days ago


Haley & Aldrich rating

8.8

Company rating: 8.8 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

66th of 449 rated engineering


Job description

Find your path and enjoy the journey at Haley & Aldrich. With us, you'll tackle clients' most meaningful challenges in the built and natural environments - and, in turn, build stronger communities. You'll work with teams of passionate colleagues, driven by a commitment to technical excellence and continuous learning.

As a company, we aim to build a world where communities go beyond resilience, embracing change as an opportunity to enhance safety, well-being, and quality of life. Join us to accelerate this vision and your professional development.

We are looking to add new talent to our growing team! We are currently seeking a Project Chemist/Data Validator to work in a technical support role with highly skilled professionals on diverse project teams in a dynamic environment. This is an excellent opportunity to join a growing group and company and get involved in a variety of projects for a diverse range of clients. This is a full-time position, located at any of our Haley & Aldrich offices, nationwide.

In this role, you will play a vital part in supporting site assessment and remediation projects by performing comprehensive data validation on soil, water, and air environmental laboratory results. You will be responsible for ensuring data integrity and regulatory compliance, collaborating closely with project teams nationwide, and providing technical guidance on environmental data management and quality assurance. This position offers the opportunity for broad project exposure, technical growth, and interdisciplinary teamwork within a leading environmental consulting firm. 
DUTIES/RESPONSIBILITIES
In this position, you will:

  • Serve as scientist/chemist to perform project support and data validation services. 
  • Ensure compliance with technical and quality assurance requirements. 
  • Write or review Quality Assurance Project Plans. 
  • Provide guidance in value-added ways for our scientists and engineers to leverage data to make informed decisions. 
  • Work closely with teams working in other offices across the US.  
  • Understand project requirements and client needs. 
  • Lead portions of technical project work from project scoping through final deliverables under the direction of senior staff. 
  • Demonstrate the company's foundational safety behaviors. 

SKILLS/EXPERIENCE
Minimum Skills and Requirements:

  • BS/BA degree in Chemistry, Environmental Science, Geology, Mathematics, Statistics, or related subject. Chemistry preferred. 
  • 4+ years of environmental data validation experience, including a demonstratable ability to review data according to the National Functional Guidelines. 
  • Proficiency with data acquisition, instrument reporting, and Laboratory Information Management systems or environmental relational database management systems such as EQuIS. 
  • Knowledge of Federal and state environmental regulatory requirements. 
  • Proficient technical writing, verbal communication, reasoning, and time management skills. 
  • Able to work independently on individual tasks supporting technical work and exhibit the ability to manage tasks and perform work on multiple projects or multiple tasks simultaneously. 
  • Desire to learn and grow in your profession, demonstrate a positive attitude, strong work ethic, resourcefulness, flexibility, and ownership. 

The salary range for this position nationwide is 65,000 - 85,000 annually. Actual compensation will be based upon a variety of factors such as education, related work experience, certificates, skills, and current market conditions. Haley & Aldrich reviews salary ranges each quarter to assess competitiveness with the market. This role is eligible to participate in the company's discretionary bonus program. This role may be eligible to receive a sign-on bonus.

About Haley & Aldrich 

Haley & Aldrich is committed to solving our clients' most meaningful challenges in the built and natural environments. Our team of 1,000+ engineers and scientists across the United States draws inspiration from one mission: to work closely with clients as they navigate change to create safer, more robust places to live and work. Since our founding in 1957, organizations across the public and private sectors have relied on us for technical excellence and empathetic leadership that achieve results and secure a thriving tomorrow. Find us at haleyaldrich.com and LinkedIn.

Haley & Aldrich is an equal opportunity employer. All qualified applications will receive consideration for employment without regard to gender, race, age, disability, veteran, or any other legally protected status. We offer excellent career growth, a highly competitive total compensation plan, and a solid benefits package. Interested candidates should apply on our Careers page.

Note to external search firms: Haley & Aldrich does not accept unsolicited resumes and will not be obligated to pay a placement fee for unsolicited resumes. Please do not send resumes to Haley & Aldrich employees. Please work through a Talent Acquisition Manager.

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