Laboratory Jobs at Charles River Laboratories with Visa Sponsorship
Charles River Laboratories hires for Laboratory roles across preclinical research, animal care, toxicology, and analytical testing. The company has a track record of sponsoring international scientists at multiple visa stages, making it a realistic target if you're building a U.S. research career in the life sciences.
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Get Access To All JobsReq ID #: 233249
Location: Bethesda, MD, US
Job Type: Full time
Shift: 1st
For 75 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well-being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform. In return, we’ll help you build a career that you can feel passionate about.
Job Summary
We are seeking a Research Specialist IV for our Insourcing Solutions site located at the NIH campus in Bethesda, MD. In this role, you will provide research and technical support services, working in partnership with research staff members in biomedical research. The essential duties of the Research Specialist IV are:
- Plans, executes, and arranges laboratory experiments.
- Develops new techniques and procedures.
- Performs laboratory techniques relating to scientific research, including molecular biology and cell/tissue culture maintenance.
- Operates laboratory machines and instruments; and prepares specimens and equipment for use.
- Performs sample management and storage.
- Maintains a detailed electronic lab notebook to ensure replicability of laboratory experiments.
- Trains/onboards new lab members in performing routine laboratory procedures and protocols.
- Performs molecular biology tasks (e.g. PCR, cloning, restriction digests, gel electrophoresis, sequencing and verification of constructs, making mRNA, DNA isolation, RNA isolation, etc.).
- Performs tasks related to human samples (cataloging, DNA isolation, RNA isolation, generate LCLs, isolates pBMCs, CD31+ bead selection, generate fibroblast lines, etc.).
- Performs zebrafish related tasks (Blast comparison to human genome, genotype zebrafish, zebrafish microinjection, zebrafish microscopy, drug screening, western blotting, maintenance of zebrafish lines - including coordinating import and export etc.).
- Cell related tasks: (cell culture, transfection, transduction, making organoids, western blotting, immunostaining, microscopy, etc.).
- Data analysis of experiments including using appropriate statistical analysis.
- Create figures including but not limited to graphs and images.
- Participates in lab meetings, present findings at both internal lab meetings and local, national, international conferences as appropriate.
- Write and publish manuscripts.
- Assist other members in lab with 2-person projects as needed.
- Lab organization/lab management.
- Adheres to lab safety, ACUC, and NIH training guidelines.
Job Qualifications
The following are the minimum qualifications for the Research Specialist IV role:
Bachelor’s degree plus 4 years of experience with zebrafish to include breeding, genotyping, microinjection, and microscopy as well as cell culture experience and molecular biology. Masters degree/PhD with 3 years will also be considered.
- Has demonstrated the ability to design and perform experiments while managing and supporting multiple studies running concurrently.
- Has the knowledge to apply experience, investigate concepts, and solve technical and scientific problems related to the position.
The pay for this position is $107,000.00 USD annually.
About Insourcing Solutions
Charles River Insourcing Solutions℠ can streamline research by delivering operational and cost efficiencies through the strategic insourcing of GMP, GLP and non-GLP research services from discovery through safety assessment. Insourcing Solutions℠ provides you with the ability to maintain control of your facility and expertise while leveraging available space.
About Charles River
Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market.
With over 20,000 employees within 110 facilities in over 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world.
At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly worked on 80% of the drugs approved by the U.S. Food and Drug Administration (FDA) in the past five years.
We’re committed to providing benefits that elevate your quality of life. Based on your position these may include: bonus/incentives based on performance, 401K, paid time off, stock purchase program, Health and wellness coverage, employee and family wellbeing support programs, and work life balance flexibility.
Equal Employment Opportunity
Charles River is an equal opportunity employer and is committed to providing equal employment opportunities for all qualified applicants and employees without regard to race, color, sex, religion, national origin, ancestry, age, mental or physical disability, family status, pregnancy, military or veteran status, or any other characteristic protected by federal, state, or local laws.
It is unlawful in some states (including Massachusetts) to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
If you are interested in applying to Charles River Laboratories and need special assistance or an accommodation due to a disability to complete any forms or to otherwise participate in the resume submission process, please contact a member of our Human Resources team by sending an e-mail message to crrecruitment_US@crl.com. This contact is for accommodation requests for individuals with disabilities only and cannot be used to inquire about the status of applications.
Req ID #: 233249
Location: Bethesda, MD, US
Job Type: Full time
Shift: 1st
For 75 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well-being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform. In return, we’ll help you build a career that you can feel passionate about.
Job Summary
We are seeking a Research Specialist IV for our Insourcing Solutions site located at the NIH campus in Bethesda, MD. In this role, you will provide research and technical support services, working in partnership with research staff members in biomedical research. The essential duties of the Research Specialist IV are:
- Plans, executes, and arranges laboratory experiments.
- Develops new techniques and procedures.
- Performs laboratory techniques relating to scientific research, including molecular biology and cell/tissue culture maintenance.
- Operates laboratory machines and instruments; and prepares specimens and equipment for use.
- Performs sample management and storage.
- Maintains a detailed electronic lab notebook to ensure replicability of laboratory experiments.
- Trains/onboards new lab members in performing routine laboratory procedures and protocols.
- Performs molecular biology tasks (e.g. PCR, cloning, restriction digests, gel electrophoresis, sequencing and verification of constructs, making mRNA, DNA isolation, RNA isolation, etc.).
- Performs tasks related to human samples (cataloging, DNA isolation, RNA isolation, generate LCLs, isolates pBMCs, CD31+ bead selection, generate fibroblast lines, etc.).
- Performs zebrafish related tasks (Blast comparison to human genome, genotype zebrafish, zebrafish microinjection, zebrafish microscopy, drug screening, western blotting, maintenance of zebrafish lines - including coordinating import and export etc.).
- Cell related tasks: (cell culture, transfection, transduction, making organoids, western blotting, immunostaining, microscopy, etc.).
- Data analysis of experiments including using appropriate statistical analysis.
- Create figures including but not limited to graphs and images.
- Participates in lab meetings, present findings at both internal lab meetings and local, national, international conferences as appropriate.
- Write and publish manuscripts.
- Assist other members in lab with 2-person projects as needed.
- Lab organization/lab management.
- Adheres to lab safety, ACUC, and NIH training guidelines.
Job Qualifications
The following are the minimum qualifications for the Research Specialist IV role:
Bachelor’s degree plus 4 years of experience with zebrafish to include breeding, genotyping, microinjection, and microscopy as well as cell culture experience and molecular biology. Masters degree/PhD with 3 years will also be considered.
- Has demonstrated the ability to design and perform experiments while managing and supporting multiple studies running concurrently.
- Has the knowledge to apply experience, investigate concepts, and solve technical and scientific problems related to the position.
The pay for this position is $107,000.00 USD annually.
About Insourcing Solutions
Charles River Insourcing Solutions℠ can streamline research by delivering operational and cost efficiencies through the strategic insourcing of GMP, GLP and non-GLP research services from discovery through safety assessment. Insourcing Solutions℠ provides you with the ability to maintain control of your facility and expertise while leveraging available space.
About Charles River
Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market.
With over 20,000 employees within 110 facilities in over 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world.
At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly worked on 80% of the drugs approved by the U.S. Food and Drug Administration (FDA) in the past five years.
We’re committed to providing benefits that elevate your quality of life. Based on your position these may include: bonus/incentives based on performance, 401K, paid time off, stock purchase program, Health and wellness coverage, employee and family wellbeing support programs, and work life balance flexibility.
Equal Employment Opportunity
Charles River is an equal opportunity employer and is committed to providing equal employment opportunities for all qualified applicants and employees without regard to race, color, sex, religion, national origin, ancestry, age, mental or physical disability, family status, pregnancy, military or veteran status, or any other characteristic protected by federal, state, or local laws.
It is unlawful in some states (including Massachusetts) to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
If you are interested in applying to Charles River Laboratories and need special assistance or an accommodation due to a disability to complete any forms or to otherwise participate in the resume submission process, please contact a member of our Human Resources team by sending an e-mail message to crrecruitment_US@crl.com. This contact is for accommodation requests for individuals with disabilities only and cannot be used to inquire about the status of applications.
See all 69+ Laboratory at Charles River Laboratories jobs
Sign up for free to unlock all listings, filter by visa type, and get alerts for new Laboratory at Charles River Laboratories roles.
Get Access To All JobsTips for Finding Laboratory Jobs at Charles River Laboratories Jobs
Align your credentials to CRL's study types
Charles River runs GLP-compliant toxicology, safety assessment, and in vitro studies. Tailor your CV to reflect direct experience with these methodologies. USCIS scrutinizes whether your degree field directly supports the offered role, so specificity matters more than broad lab experience.
Target sites with active study pipelines
Charles River operates multiple U.S. facilities, and sponsorship activity clusters around sites with high study volume. Research which locations are hiring for your discipline, since a facility running active oncology or biologics programs is more likely to push a petition through quickly.
Clarify OPT STEM extension eligibility early
Laboratory roles in life sciences at CRL typically qualify under STEM OPT extension, giving you up to 36 months of work authorization. Confirm your degree CIP code qualifies before accepting an offer so you and your employer can plan the H-1B filing timeline without gaps.
Ask about H-1B filing timing during the offer stage
H-1B cap-subject petitions must be filed by April 1 for an October 1 start. If your offer comes late in the cycle, ask CRL's immigration team directly whether they'll file in the next lottery round or bridge your status another way.
Use Migrate Mate to find open Laboratory roles at CRL
Laboratory openings at CRL move quickly and aren't always tagged as sponsorship-friendly on general job boards. Search Migrate Mate to filter specifically for CRL Laboratory roles that list visa sponsorship, so you're applying to positions already flagged as viable for your status.
Prepare your PERM documentation proactively
If you're targeting a Green Card through CRL, the PERM labor certification requires DOL to verify no qualified U.S. workers are available. Ask early whether CRL initiates PERM for Laboratory staff, and keep records of your education and prior work history clean and verifiable.
Laboratory at Charles River Laboratories jobs are hiring across the US. Find yours.
Find Laboratory at Charles River Laboratories JobsFrequently Asked Questions
Does Charles River Laboratories sponsor H-1B visas for Laboratorys?
Yes, Charles River Laboratories sponsors H-1B visas for Laboratory roles. The company has an established immigration process and works with legal counsel to file cap-subject and cap-exempt petitions depending on the role and facility. If you're on F-1 OPT, CRL will typically file your H-1B petition during the April filing window ahead of the October 1 start date.
How do I apply for Laboratory jobs at Charles River Laboratories?
Apply directly through Charles River Laboratories' careers portal, where Laboratory openings are listed by site and specialty. You can also browse roles filtered by visa sponsorship eligibility on Migrate Mate, which surfaces CRL Laboratory positions alongside sponsorship details. Tailor your application to the specific study type or service line the role supports, whether that's safety assessment, analytical chemistry, or in vivo research.
Which visa types does Charles River Laboratories commonly use for Laboratory roles?
Charles River Laboratories sponsors H-1B visas as the primary long-term work authorization pathway for Laboratory staff. The company also accepts F-1 OPT and CPT for students in active programs, and TN visas for Canadian and Mexican nationals in qualifying scientific roles. For permanent residence, CRL has used EB-2 and EB-3 Green Card pathways for laboratory professionals with advanced degrees or significant experience.
What qualifications does Charles River Laboratories expect for Laboratory roles?
Most Laboratory roles at CRL require at minimum a bachelor's degree in a life science field such as biology, biochemistry, toxicology, or chemistry. GLP compliance knowledge is a recurring requirement for study-facing positions. Roles in safety assessment or bioanalytical services often prefer candidates with direct hands-on experience in in vitro or in vivo methodologies. Advanced degrees improve both your candidacy and your H-1B specialty occupation case.
How long does the visa sponsorship process take for a Laboratory role at Charles River Laboratories?
Timeline depends on visa type. For H-1B, count on at least six months between lottery selection in March and the October 1 start date. USCIS standard processing runs three to five months, though premium processing can shorten adjudication to around 15 business days for an additional fee. PERM-based Green Card sponsorship through DOL adds a separate multi-year process that CRL initiates after a period of employment.
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