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Director​/Senior Director, Chemistry - Peptide & Radiotherapy

Job in San Diego, San Diego County, California, 92189, USA
Listing for: Z-Alpha Therapeutics
Full Time position
Listed on 2026-02-25
Job specializations:
  • Healthcare
    Healthcare Management
Job Description & How to Apply Below
Director / Senior Director, Chemistry - Peptide & Radiotherapy

Director / Senior Director, Chemistry - Peptide & Radiotherapy

1 day ago Be among the first 25 applicants

Z-Alpha Therapeutics is a pharmaceutical company dedicated to the discovery and development of radiotherapeutics targeting key biological pathways for solid tumors. The company has a revolutionary technology platform in the next generation of alpha particle therapy with the potential to be a more targeted therapy, increasing efficacy and limiting toxicity compared to competitors in the radiotherapeutics space. The company has a world-class team of scientists with decades of experience and foundational intellectual property that enables the potential to bring multiple drug candidates into the clinic.

Position Overview:

The Senior/Executive Director will help define the strategic vision and direction for the radiochemistry and peptide research areas, aligning with the company's overall goals. The individual will direct and manage the Discovery and Translational Research programs, support and extend Z-Alpha’s intellectual property portfolio, and advance the development of the Company’s proprietary technology for generating and testing novel radiopharmaceutical agents.

This role will be responsible for the development and execution of the R&D strategy to drive the value, impact, and opportunity of the Company’s science, pipeline assets, and platform technology.

The selected candidate will have a strong leadership and scientific foundation with a demonstrated track record of producing results in Oncology Drug Discovery and Development for targeted radio therapies.

The candidate will be expected to develop and execute strategic research initiatives, investigate and develop the science to support novel radio conjugate therapeutic approaches and their clinical advancement. The role will lead the development and implementation of strategies for peptide design and engineering to support biotherapeutics discovery. Develop innovative molecular platforms and technologies, contribute to the design and synthesis of novel peptides, and collaborate with various departments to ensure the successful development and delivery of radio therapeutic, peptide-based drugs to the market.

Key Responsibilities:

• Design and oversee the research and development of innovative radio labeled small molecules, peptides, and other diagnostic and therapeutic radio therapies.

• Identify and implement cutting-edge radiochemical strategies and technologies to enhance drug discovery and development processes.

• Support peptide drug discovery and lead optimization activities; design, synthesize, and optimize radio labeled peptides and other radiopharmaceuticals, ensuring high purity and activity.

• Lead and continuously develop a multidisciplinary team of Ph.D. scientists and research associates.

• Responsible for project leadership and technical coordination, ensuring that experiments are planned and executed, project deliverables are met successfully and on time, and stakeholder relationships are properly managed.

• Cross-functional partnership with CMC, Clinical, and Regulatory team members to drive IND-enabling activities and preclinical translational data for early Development programs

• Establish and manage collaborations with academic labs, CROs, and industry partners

• Partner with the IP team to devise IP strategies and manage filings related to assigned projects.

• Other duties as assigned.

Qualifications:

• PhD in synthetic organic, peptide, medicinal or radiochemistry with 10+ years of experience or MS 15+ years in pharmaceutical/biotech R&D environments demonstrating leadership and successful accomplishments and progressive leadership and broadening responsibilities.

• Demonstrated experience with evidence of advancing radiopharmaceutical drugs from Discovery to Clinical Development for Oncology indications, including IND-filings.

• Extensive experience in radiochemistry, peptide chemistry, and radiopharmaceutical development, preferably in a pharmaceutical or biotechnology setting.

• Strong knowledge of radiochemistry principles, analytical techniques (e.g., HPLC, TLC), and…
Position Requirements
10+ Years work experience
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