Medical Representative (MR) - Rare Desease (genetic hearing loss)

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking a Sales Specialist II Rare Disease Genetic Hearing Loss Japan to join our Rare Disease Commercial Business Unit, supporting our Japan business in a field-based work mode. In this role, you will achieve sales objectives, deliver customer value, and support patient-focused engagement while collaborating with healthcare professionals and cross-functional stakeholders. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

When & where:

Location: Japan

Discover your role:

- Achieve territory sales objectives through effective budget and expense management.
- Engage healthcare professionals using scientific evidence and patient-focused communication.
- Develop and update annual territory business plans using market insights.
- Leverage key data sources to execute strategic territory action plans.
- Complete expense, call, marketing, and field insight reporting requirements.
- Support pharmacovigilance activities, adverse event reporting, and EPPV execution.
- Collaborate with stakeholders, special projects, meetings, and training programs.
- You build trusted relationships while delivering value and tailored solutions.

This role requires:

- Bachelor’s degree or similar educational background.
- MR Certification and a valid driver license.
- Minimum 6 years of pharmaceutical sales experience.
- Previous experience in biologic markets.
- Previous experience in relevant therapeutic areas and medical indications.
- Advanced scientific communication and disease-concept selling skills.
- Ability to discuss and propose appropriate treatment options based on individual patient cases.
- Experience building relationships with opinion leaders.
- Peer-coaching experience supporting other sales specialists.
- Fluency in English (TOEIC 700+ or equivalent).
- Strong presentation, communication, planning, and organizational skills.
- Ability to work independently against strategic and tactical plans.
- Computer proficiency with word processing, spreadsheets, databases, and email software.

We are committed to building a workplace with an inclusive culture.



Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law. Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship.

Where necessary, we disclose salary ranges for roles in all countries in which we operate. The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or benefits.

Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country and role: annual bonuses or other incentive plans, equity awards, pension or retirement benefits, 401(k) company match, health and wellness programs, fitness centers, insurance benefits (e.g. medical, dental, vision, life and disability), paid time off, and family support benefits. For additional information about Regeneron benefits in the U.S., please visit https://careers.regeneron.com/en/working-at-regeneron/total-rewards/ . For other locations, additional information will be provided during the recruitment process.

Please be advised that at Regeneron, we believe we do our best work when we are together. For that reason, many roles are required to be performed on‑site. Please speak with your recruiter and hiring manager for more information about on‑site expectations for your role and location.

As part of the recruitment process,



certain background checks may be conducted in accordance with the laws of the country where the position is based. The purpose of such checks is to verify certain information prior to the commencement of employment such as identity, right to work and educational qualifications.

For jobs in Canada: this posting is for an existing position.

We take hiring seriously — because finding the right person for our mission matters as much to us as finding the right company matters to you. Our process is thorough by design: we want every new hire to feel confident they've found a place where their work truly matters, and we want to be just as confident we've found someone who'll thrive here. It's a two-way conversation, not a one-way interview.

Part of the team

Where You'll Make an Impact

Here, you’ll collaborate with teams across regions to help move our mission forward.

We invest in your health and stability so you can focus on making meaningful impact. Below is a highlight of benefit programs that may be available to you, depending on your country of employment, role, etc.

Medical, dental and vision insurance

Life insurance and disability coverage

Integral wellness support & benefits access

Paid time off, personal/flexibility hours and holiday leave

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How We Hire

From application to your first day — here's how it works.

1. EXPLORE

Browse open roles at careers.regeneron.com, filtered by department, location or category. You can also create a job alert or join our Talent Community to get matched with new openings as they post.

2. APPLY

See something you like? Submit your application for the role that fits your background and goals.

3. CONNECT

We review your application and if your experience is a match, we'll reach out to start the conversation. Some roles include a seminar or technical exercise — we'll always tell you in advance.

4. DECISION

After interviews and careful consideration by the hiring team, we'll follow up either way. If you're selected, we'll walk you through the offer — compensation, benefits, and start date.

5. WELCOME

Once you accept, we'll help you prepare for day one - from paperwork and office details to relocation when applicable. You have the support you need to start strong.

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📌 Medical Representative (MR) - Rare Desease (genetic hearing loss)
🏢 Regeneron
📍 Asia