Jobs / United States / Keros Therapeutics INC

Keros Therapeutics INC

Research Associate Co-Op, In Vivo Pharmacology Muscle and Metabolism

Lexington, Massachusetts, United States Posted 1 month ago

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Sponsorship verdict

Sponsorship possible

One solid signal, not two. Worth applying, and worth asking about sponsorship early.

  • Employer is on a government sponsor recordUSCIS Data Hub records 1 H-1B approvals for this employer in FY2023 — older 2023 data; no recent Department of Labor filings (Oct 2025 – Jun 2026) were found for it.
  • The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
  • No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area.
  • Confirmed live todayWhen a source last listed this job as open.
Details and sources
Employer is on a government sponsor record
USCIS Data Hub records 1 H-1B approvals for this employer in FY2023 — older 2023 data; no recent Department of Labor filings (Oct 2025 – Jun 2026) were found for it. Source: US Department of Labor visa filings (LCA) (US Department of Labor (OFLC), plus USCIS H-1B Employer Data Hub).
No salary bar for this route
H-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.

US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).

A verdict summarises public evidence. It is not legal advice and never a guarantee: the employer and the immigration authority decide. Sign in to factor in where you can already work.

About the role

At Keros, our mission is to deliver significant clinical benefit to a wide range of patients with disorders that are linked to dysfunctional signaling of the transforming growth factor-beta (TGF-ß) family of proteins. With a focus on developing differentiated product candidates that are designed to alter TGF-β signaling, we aim to target the pathways critical for the growth, repair and maintenance of blood cells and a number of tissues, including bone, skeletal muscle, adipose and heart tissue. We believe our product candidates have the potential to unlock the full therapeutic benefits of modulating the TGF-β superfamily and provide disease-modifying benefit to patients. Job Summary We are looking for a highly motivated and innovative candidate for a 6-month co-op role in our Research group. This is a fantastic opportunity to make a significant impact in the discovery and development of next-generation therapies for rare diseases. The candidate will gain valuable industry experience and receive extensive training in in vivo and ex vivo research. In addition, a successful candidate will be inquisitive about science, capable of problem-solving by consulting literature/colleagues and contributes to experimental designs. Primary Responsibilities • Perform in vivo techniques and ex vivo research bench techniques and/or experiments. • RNA isolation and expression analysis by qPCR. • Perform in vitro assays to confirm the expression and activity of candidate therapeutic proteins (Western Blot, ELISA). • Maintain clear, accurate records of lab work and summarize results as needed in study reports. • Practice attention to detail and provide updates at team meetings. • Make contributions individually as well as in a team setting. Core Competencies (Required Skills) • Students majoring in animal science, biology, biochemistry, or related majors. • Open to learning and perfecting rodent handling and dosing techniques • Ability to work as part of a cross-functional team as well as independently with supervision • Strong communication and organization skills, good working knowledge of MS office, data plotting, and presentation. • Displays a high degree of maturity, honesty, trust, and integrity. A curious individual considers a scientific problem/question an opportunity for innovation and intellectual growth. Preferred Skills • Previous co-op or intern experience • Interest in muscle and/or bone biology • Interest in a future career in biomedical research • Experience with laboratory animals (rodents) Education Requirements • Currently enrolled as a student obtaining either a bachelor’s or master’s Degree in a science-related discipline This pay range represents the base hourly rate or base annual full-time salary for all positions in the job grade within which this position falls. The actual base salary offer will depend on a variety of factors including experience, education, and other relevant factors. Potential base pay range $28 — $32 USD Our Diversity, Equity & Inclusion Mission Statement: Keros is an inclusive company. We believe that diversity drives innovation. We continue to build an inclusive culture that encourages, supports, and celebrates the diverse voices of our employees. As such, Keros takes a holistic approach in mentoring, coaching, and developing all of our Keros team members. Keros Therapeutics is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable federal, state, or local law. Recruitment & Staffing Agencies: Keros Therapeutics does not accept unsolici

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