Mid Level Senior Researcher Jobs
Mid level senior researcher jobs go to researchers ready to own studies end to end, synthesize findings into strategic recommendations, and guide junior team members with limited oversight. Hiring is split across on-site, remote, and hybrid settings in Technology & Software, Biotechnology & Pharmaceuticals, and Education, with employers like NVIDIA, KPMG, and Scale AI competing for researchers at this level now.
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COMPANY DESCRIPTION
Mirai Bio is a privately-held, Flagship-founded biotechnology company that is delivering genetic medicines from promise to performance. Mirai was built to solve one of the field's central challenges: achieving precise, scalable delivery of diverse nucleic acid payloads to specific cells and tissues, particularly beyond the liver. By combining a large and growing proprietary in vivo biodistribution dataset, machine learning-guided lipid nanoparticle optimization, modular targeted particle design, and integrated translation and manufacturing capabilities, Mirai helps partners accelerate development, reduce technical risk, and pursue high-value programs making delivery a strategic advantage. We are seeking collaborative, relentless problem solvers that share our passion for defining the future of genetic medicines together.
THE ROLE
We are seeking a Senior Research Associate, Histology contractor to join the Platform Group at Mirai Bio to support laboratory research activities towards development of novel technologies enabling next generation genomic medicines. The successful candidate will have a strong understanding of the technical and equipment needs in a lab as well as significant hands-on experience with standard histology, cell culturing and in vitro cell biology techniques. They will work independently and as part of a collaborative team.
KEY RESPONSIBILITIES
- Performing laboratory assays and tasks including processing tissues for histology, plate-based reporter assays and additional in vitro assays
- Review data slides to streamline optimization and data analysis of immune histochemistry and immuno fluorescence readouts
- Help manage external vendors and CRO in support of histology assays
- Developing new assays or optimizing existing ones based on in-depth knowledge of laboratory techniques
- Analyzing and accurately documenting assay results in an electronic lab notebook or other technical reporting formats
PROFESSIONAL EXPERIENCE & QUALIFICATIONS
- BS or MS in Biology, Biochemistry, Molecular Biology, or related scientific discipline
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- BS + 5 years of relevant industry or research experience
- MS + 3 years of relevant industry or research experience
- Previous experience with histology evaluation and in vitro cell based assays is required
- Strong cell culture experience, including experience executing protocols, troubleshooting assays is preferred
- Prior experience working with lipid nanoparticles is a plus
- Proven ability to work independently and cross-functionally with highly skilled teams in a fast-paced, entrepreneurial, and technical environment
- Strong organizational and problem-solving skills
- Motivated, curious, and comfortable working with highly technical projects and personnel
- Excellent communication and presentation skills, capable of conveying technical information in a clear and thorough manner
ABOUT FLAGSHIP PIONEERING:
Flagship Pioneering invents and builds platform companies, each with the potential for multiple products that transform human health, sustainability and beyond. Since its launch in 2000, Flagship has originated more than 100 companies. Many of these companies have addressed humanity's most urgent challenges: vaccinating billions of people against COVID-19, curing intractable diseases, improving human health, preempting illness, and feeding the world by improving the resiliency and sustainability of agriculture.
Flagship has been recognized twice on FORTUNE's "Change the World" list, an annual ranking of companies that have made a positive social and environmental impact through activities that are part of their core business strategies and has been twice named to Fast Company's annual list of the World's Most Innovative Companies. Learn more about Flagship at www.flagshippioneering.com.
At Flagship, we accept impossible missions to enable bigger leaps. Our core values guide us through uncertainty and toward lasting impact.
We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.
We recognize that great candidates often bring unique strengths without fulfilling every qualification. If you have some of the experience listed above but not all, please apply anyway. We are dedicated to building diverse and inclusive teams and look forward to learning more about your background and interest in Flagship.
Recruitment & Staffing Agencies: Flagship Pioneering and its affiliated Flagship Lab companies (collectively, "FSP") do not accept unsolicited resumes from any source other than candidates. The submission of unsolicited resumes by recruitment or staffing agencies to FSP or its employees is strictly prohibited unless contacted directly by Flagship Pioneering's internal Talent Acquisition team. Any resume submitted by an agency in the absence of a signed agreement will automatically become the property of FSP, and FSP will not owe any referral or other fees with respect thereto.
Salary Range: The salary range for this role is $38 - $51. Compensation for the role will depend on a number of factors, including a candidate's qualifications, skills, competencies, and experience. Mirai Bio currently offers healthcare coverage, annual incentive program, retirement benefits and a broad range of other benefits. Compensation and benefits information is based on Mirai Bio's good faith estimate as of the date of publication and may be modified in the future.
Privacy Notice for Applicants: When you apply for a role at Flagship Pioneering or one of its portfolio companies, we collect and use personal information you provide (such as your name, contact details, work history, and application materials) to evaluate your application, communicate with you, and comply with legal obligations. Your application data is processed through Greenhouse, our applicant tracking system, and may also be reviewed using AI-assisted screening tools. We do not sell your personal information. California residents have rights under the CCPA/CPRA including to know, delete, and opt out of the sharing of their personal information. If you are located in the EU or UK, we process your data under GDPR and you have rights to access, rectify, and erase your data. To exercise your rights or for questions, contact privacy@flagshippioneering.com.
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Mid Level Senior Researcher Jobs: Frequently Asked Questions
How do I get a mid level senior researcher job?
Position your existing work around ownership and impact rather than task completion. Highlight studies or projects you led independently, methodologies you selected and defended, and findings that shaped a product, policy, or business decision. Applications that show you can run research without close supervision, communicate results to non-research audiences, and scope a project from question to deliverable stand out at this level.
Which companies hire mid level senior researchers?
Companies hiring mid level senior researchers right now include NVIDIA, KPMG, and Scale AI, based on current listings on Migrate Mate as of September 2026. Technology companies, healthcare organizations, consumer goods firms, and management consulting groups are among the most active employers at this experience level, particularly for roles that sit between execution and strategy.
Are there remote mid level senior researcher jobs?
Yes, remote and hybrid options are common at this level. About 24% of mid level senior researcher openings are remote or hybrid as of September 2026, reflecting how many research functions can operate without a fixed office. On-site roles do exist, particularly at labs, clinical settings, and organizations that emphasize in-person collaboration with cross-functional teams.
How do I move up to a mid level senior researcher role?
The path from entry level to mid level is built through accumulated ownership. Early-career researchers grow into mid level roles by taking on progressively independent projects, developing expertise in one or two core methodologies, and generating work that influences real decisions. Demonstrating that your research changes outcomes, not just informs them, is what signals readiness for the next level.
Which industries hire the most mid level senior researchers?
Mid Level senior researcher roles concentrate in Technology & Software, Biotechnology & Pharmaceuticals, and Education, based on current listings on Migrate Mate as of September 2026. These sectors hire at the mid level because they rely on ongoing research programs that need experienced practitioners who can operate independently, not just support senior staff, making this experience tier a consistent hiring priority.