Posted May 29, 2026
Definium Therapeutics is a late-stage clinical biopharmaceutical company and our mission is to forge a new era of psychiatry by applying scientific rigor to psychedelics, with the goal of developing accessible treatments that unlock healing at scale. Our lead product candidate, lysergide tartrate (our proprietary orally disintegrating tablet form of lysergide (LSD) D-tartrate), represents a highly differentiated, potential best-in-class opportunity for patients suffering from generalized anxiety, major depressive disorder, and posttraumatic stress disorder. Our early stage pipeline includes DT402, the R-enantiomer of MDMA and is under development to target the core symptoms of autism spectrum disorder (ASD), specifically addressing social communication challenges. Guided by the recognition that patients deserve more than better, Definium is relentlessly advancing a new generation of therapeutics intended to address the underlying causes of psychiatric and neurological disorders. By turning evidence into impact, Definium aims to change the trajectory of today’s mental health care crisis and enable a healthier future. Headquartered in New York, Definium Therapeutics trades on Nasdaq under the symbol DFTX. Together we are moving psychiatry forward—beyond better, into a boundless future. Join us! Reporting to the Senior Manager, Human Resources, we are seeking a highly organized and motivated Senior HR Coordinator to join our growing organization. This role provides overall coordination and program support to the HR team. This individual plays a key part in delivering seamless employee experience across the company. This is a hands-on role with broad exposure across the full employee lifecycle. Responsibilities include supporting HR operations and TA processes and programs such as generating and managing offer letters, managing job postings, general administrative duties (meeting support, expenses, purchases orders and invoicing) as well as preparing confidential documentation and maintaining electronic and manual files. Key responsibilities include but not limited to the following:
Qualifications:
The starting base pay range for this position is $73,950.00 - $87,848.00 Compensation will be determined based on several factors including, but not limited to, skill set, years of experience, and the employee’s geographic location. Employees in this role may be entitled to additional compensation, including bonus and equity. Benefits information is listed on our Jobs Page. The Company provides competitive benefits to employees including:
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