Manager, Clinical Supply Chain (Ancillary Supplies)

The Manager of Ancillary Supplies oversees the planning, sourcing, forecasting, and global distribution of non-investigational dosing supplies required to conduct clinical trials. This role is critical to ensuring investigational products can be administered safely and consistently across global clinical sites. The individual will collaborate with Clinical Operations, CMC, vendors, and clinical sites to ensure the availability of compatible ancillary materials and administration systems, supporting uninterrupted patient dosing. Education, Experience, Knowledge, Skills And AbilitiesCollaborate with Clinical Operations and CMC to determine ancillary supply requirements, build demand projections, and maintain trial-level supply plans Work directly with clinical sites and vendors to identify administration systems, infusion supplies, and locally available ancillary materials Support site onboarding by reviewing site-specific supply requirements Evaluate site-specific administration supplies and compare them to approved dosing configurations Establish and manage strategic relationships with global ancillary supply and kitting vendors, including vendor selection, qualification, performance oversight, forecasting, and issue resolution Coordinate procurement activities, manage external vendors, depots, couriers, and oversee import/export documentation Monitor site and depot inventory levels, track shipments, manage product expiration dates, and prevent site stock-outs Partner with Clinical Operations, Quality Assurance, Regulatory Affairs, CMC, and trial management teams to align supply strategies with study milestones Proactively identify supply chain risks, develop mitigation plans, and resolve site delivery issues Establish and maintain relationships with ancillary component suppliers. Support investigations related to ancillary supply deviations, supply shortages, or compatibility concerns. Supports global Phase 1 through Phase 3 clinical studies in oncology and autoimmune diseases. Ensure all supply chain and logistics activities adhere to Good Manufacturing Practices (GMP), Good Clinical Practice (GCP), and local regulatory standards. Required Education, Experience, Skills, And AbilitiesBachelor’s degree in supply chain management, logistics, life sciences, or a related field. 3 to 5+ years of experience managing clinical supply chain logistics in a pharmaceutical, biotech, or CRO environment. Working knowledge of clinical trial lifecycles and regulatory guidelines (ICH/GCP, GMP, FDA). Experience supporting biologics, monoclonal antibodies, ADCs, or protein therapeutics preferred Experience sourcing infusion administration devices and ancillary supplies internationally General knowledge of infusion systems, IV bags, tubing, filters, syringes, and administration devices used in clinical trials. Experience managing third-party logistics providers and clinical supply depots Strong analytical, problem-solving, and multi-tasking skills, alongside effective cross-functional communication and vendor negotiation capabilities $146,000 - $161,000 a year In addition to a competitive base salary ranging from $146,000 to $161,000, we offer stock options, restricted stock units, a stock purchase plan (ESPP) and a target bonus. Janux also provides a comprehensive benefits package for our employees and their families, which includes medical, dental, vision, and supplemental disability insurance. Please note that the base salary range is a guideline, and individual total compensation will vary based on factors such as qualifications, skill level, competencies, and internal equity. Job TypeFull-time BenefitsAnnual bonus program Incentive stock option plan 401k plan with flat non-elective employer contribution Comprehensive medical insurance with 90-100% employer-paid premiums Dental and vision insurance HSA, FSA, and supplemental insurance plans (life, disability, accident, critical illness, hospital indemnity) Unlimited PTO Generous holiday schedule; includes summer and winter company shutdown Relocation assistance ScheduleMonday to Friday Work AuthorizationUnited States (Required) Additional CompensationAnnual targeted bonus % Work LocationOn site (San Diego, CA) Equal Opportunity EmployerJanux Therapeutics, Inc. is an equal opportunity employer that is committed to providing a work environment free of harassment and discrimination based upon a protected category, as well as an environment free from retaliation for protected activity.