Research Assistant Jobs in USA with Visa Sponsorship
Research assistant roles are commonly sponsored at U.S. universities and research institutions, often through J-1 or cap-exempt H-1B visas. The catch is that many research assistant positions are tied to graduate programs, so your visa pathway may depend on whether you're enrolled as a student (F-1 with assistantship) or hired as staff. Pay can be modest, but the cap-exempt H-1B route through universities is a major advantage since there's no lottery. For detailed occupation requirements, see the O*NET profile.
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Position: Research Assistant
Pay Rate: $20.00 - $22.50
Location: Carlsbad, CA (On-site)
About Pharmaron
Pharmaron is a global CRO (Contract Research Organization) helping pharma and biotech companies bring new therapies to life. With over 21,000 employees worldwide across 23 locations in the US, UK and China, we support drug discovery through to manufacturing with fully integrated, high-quality services. We're proud of the impact we make and just last year, we supported over 780 discovery projects, 1,000+ CMC programmes, and 1,000+ clinical trials across all phases. Our teams are involved in everything from small molecules, ADC's, biologics, and gene therapies and we work with more than 3,000 global customers.
Job Overview:
The Research Assistant will work closely with scientists and technical staff to ensure the proper care of laboratory animals while supporting study execution in compliance with Good Laboratory Practice (GLP) regulations and company procedures. This is an excellent opportunity for individuals interested in preclinical research, laboratory animal science, or careers in biotechnology and pharmaceutical development.
Responsibilities:
- Monitor laboratory animals for general health, wellbeing, and clinical observations
- Handle, restrain, and provide routine care for multiple species of laboratory animals
- Support perioperative care including pre- and post-procedure monitoring
- Maintain accurate records of body weights, fasting status, and clinical observations
- Ensure animal care activities follow institutional guidelines and regulatory standards
- Assist with collection and processing of biological samples including blood, urine, and cerebrospinal fluid (CSF)
- Support study preparation activities including room setup and sample labeling
- Participate in necropsy procedures and related study activities as required
- Assist with form preparation, instrument cleaning, and autoclaving
- Serve as a scribe during study procedures when required
- Maintain operating room (OR) supplies, cleaning, and organization
- Assist with inventory management, ordering supplies, and maintaining stock levels
- Receive, store, and ship client equipment and study materials
- Learn to operate and troubleshoot medical device equipment used during studies
- Assist with animal intake, receiving, and colony census tracking
- Perform weekend or late-night health rounds when required
- Perform other duties as assigned to support study operations
What We're Looking For:
- High School Diploma or GED required
- Associate or Bachelor's degree in Biology, Animal Science, or related field preferred
- 0–2 years of experience in a laboratory animal facility or research environment
- Basic knowledge of animal handling or husbandry practices
- Ability to follow detailed protocols and laboratory procedures
- Strong organizational and documentation skills
- Basic proficiency in Microsoft Office and routine computer tasks
- Ability to lift, push, or pull up to 50 lbs as required
Why Pharmaron?
Pharmaron is a premier service provider for the life sciences industry. Founded in 2004, Pharmaron has invested in its people and facilities and established a broad spectrum of research, development, and manufacturing service capabilities throughout the entire drug discovery, preclinical, and clinical development process across multiple therapeutic modalities, including small molecules, biologics, and CGT products. With over 21,000 employees and operations in the U.S., the U.K. and China, Pharmaron has an excellent track record in delivering R&D solutions to its partners in North America, Europe, Japan, and China.
Collaborative Culture:
You will thrive in our inclusive and collaborative environment, where teamwork and innovation go hand in hand. Here, your voice matters, and your contributions make a real impact. "Employees Number One" and "Clients Centered" are the core cultural values at Pharmaron. Our culture, which sets Pharmaron apart from other organizations, has evolved from our deep commitment to our employees, partners, and collaborators.
Benefits:
As part of our commitment to your well-being, we offer a comprehensive benefits package:
- Insurance including Medical, Dental & Vision with significant employer contributions
- Employer-funded Health Reimbursement Account
- Healthcare & Dependent Care Flexible Spending Accounts
- 100% Employer-paid Employee Life and AD&D Insurance, Short and Long Term Disability Insurance
- 401k plan with generous employer match
- Access to an Employee Assistance Program
How to Apply:
Ready to seize this incredible opportunity? Join us at Pharmaron and be part of a dynamic team driving innovation and excellence in biopharmaceutical research and development. Apply online today!
As an Equal Employment Opportunity and Affirmative Action employer, Pharmaron values diversity and inclusion in the workplace, fostering an environment where all individuals are empowered to succeed. Join us in our mission to make a difference in the world of life sciences.
About Pharmaron
Pharmaron (Stock Code: 300759.SZ/3759.HK) is a premier R&D service provider for the life sciences industry. Founded in 2004, Pharmaron has invested in its people and facilities, and established a broad spectrum of research, development and manufacturing service capabilities throughout the entire drug discovery, preclinical and clinical development process across multiple therapeutic modalities, including small molecules, biologics and CGT products. With over 19,000 employees, and operations in China, the U.S., and the U.K., Pharmaron has an excellent track record in the delivery of R&D solutions to its partners in North America, Europe, Japan and China. Pharmaron is proud to be an Equal Employment Opportunity and Affirmative Action employer.

How to Get Visa Sponsorship as a Research Assistant
Start with university labs for cap-exempt H-1B access
University-affiliated research assistant positions qualify for cap-exempt H-1B filing, meaning no lottery and year-round processing. This is especially valuable for entry-level researchers who may not yet have the credentials for O-1A or EB pathways.
Negotiate authorship on publications early
Even as a research assistant, contributing to published papers builds your immigration case for the future. Co-authored publications in peer-reviewed journals count toward O-1A and EB-1 criteria, so clarify authorship expectations when joining a lab.
Target federally funded research and development centers
FFRDCs like MITRE, Aerospace Corporation, and Battelle are H-1B cap-exempt. Research assistant positions at these organizations avoid the lottery while offering competitive pay and research training opportunities.
Use STEM OPT to demonstrate value before sponsorship
If you graduated from a U.S. STEM program, your 36 months of OPT work authorization give you time to publish, build lab skills, and prove your contributions. Employers are more willing to invest in sponsorship for someone with a demonstrated track record in their lab.
Consider J-1 research scholar programs when applying from abroad
The J-1 research scholar visa allows up to five years of research work at U.S. institutions. Many universities use this category for international research assistants, and it can serve as a bridge to H-1B or permanent residency.
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Get Access To All JobsFrequently Asked Questions
Can research assistants get H-1B visa sponsorship?
Research assistant positions can qualify for H-1B sponsorship if the role requires at least a bachelor's degree in a specific field. Positions at universities and nonprofit research organizations are also cap-exempt, eliminating the lottery requirement. However, some research assistant roles classified as general support staff may not meet the specialty occupation threshold, so the job description and degree requirement matter.
Is a research assistantship a good stepping stone to longer-term sponsorship?
Yes, research assistant roles at universities can serve as an effective bridge. Many labs hire international graduates on OPT and later sponsor cap-exempt H-1B petitions. The experience, co-authorships, and skills you gain also strengthen future O-1A or EB-2 NIW applications.
What visa do most international research assistants use initially?
Many start on OPT or STEM OPT after graduating from a U.S. university. J-1 research scholar visas are also common for those coming directly from abroad to work in academic labs. University-based positions may later transition to cap-exempt H-1B sponsorship.
Do think tanks sponsor visas for research assistants?
Some do, though it varies by organization. Larger think tanks like Brookings, RAND Corporation, and the Urban Institute have sponsored H-1B visas for research roles. Smaller policy institutes may prefer candidates already authorized to work in the U.S., so targeting organizations with established sponsorship practices can improve your odds.
What is the prevailing wage requirement for sponsored Research Assistant jobs?
When a U.S. employer sponsors a foreign worker for a work visa, they are legally required to pay at least the "prevailing wage" — the average wage paid to workers in the same occupation, in the same geographic area, with similar experience. This is set by the Department of Labor to prevent employers from hiring foreign workers at below-market rates. The prevailing wage varies significantly by role, location, and experience level — for example, a research assistant in Texas will have a different prevailing wage than the same role in a smaller state. You can look up current prevailing wage rates for any occupation and location using the OFLC Wage Search.
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