Phathom Pharmaceuticals is a biopharmaceutical company dedicated to transforming the treatment of gastrointestinal (GI) diseases. VOQUEZNA® (vonoprazan) tablets, approved for the treatment of heartburn associated with Non-Erosive GERD, as well as the healing and maintenance of healing of Erosive GERD VOQUEZNA® TRIPLE PAK® (vonoprazan tablets, amoxicillin capsules, clarithromycin tablets) and VOQUEZNA® DUAL PAK® (vonoprazan tablets, amoxicillin capsules), approved for the treatment of H. pylori infection in adults Beyond our commercialized products, we are advancing a pipeline focused on innovative treatments for other acid-related GI disorders, including Eosinophilic Esophagitis (EoE). At Phathom, we are fueled by innovation, driven by purpose, and united by a shared commitment to improving patient outcomes. Our team comprises seasoned GI and industry experts with proven track records of delivering groundbreaking therapies, including anti-secretory agents. Together, we are tackling unmet medical needs and working hard to enhance the lives of patients. We seek motivated, innovative problem-solvers who excel in fast-paced, collaborative environments and are eager to make an impact. In August 2026, we proudly earned the distinction of being Great Place to Work® certified for the third year in a row, with 92% of surveyed employees affirming that Phathom is an exceptional workplace. Ready to help change the landscape in GI? The Territory Sales Representative (TSR) has a responsibility to meet and exceed sales objectives in their assigned geography while in accordance with all applicable company and regulatory standards. The TSR will work to understand and identify customer needs, aligning appropriate resources and all pull-through activities. Reporting to the Regional Sales Manager, this individual will promote the company’s first ever product calling on Gastroenterologists, Advanced Practice Practitioners (APPs) and select Primary Care Physicians in assigned territory to achieve sales goals. The TSR will work closely with peers, Regional Sales Managers, and commercial colleagues to achieve territory, region, and corporate goals. Drives sales performance to ensure sales goals are met or exceeded. Maintain advanced product and disease state expertise to effectively engage Gastroenterologists, Primary Care Physicians, APPs, and office staff delivering clinically focused messages introducing a new treatment option and overcoming customer concerns. Continuously builds understanding of territory market dynamics and market access opportunities, accelerating pull-through by effectively communicating with HCPs and office staff. Works closely with Regional Sales Manager and Strategic Account Specialists (SAS) to effectively develop territory business plans to achieve sales goals. Works with peers, marketing, training, and sales operations, driving operational execution and sharing best practices. Meets all administrative management responsibilities including effective use of CRM, and expense reporting. Bachelor’s degree from an accredited college or university One or more years pharmaceutical sales experience OR Two years or more of successful medical sales experience (e.g., dental, medical device, laboratory, diagnostics) or demonstrated success in B2B sales or sales relevant fields of work GI Specialty experience preferred Proven and consistent track record of success in sales performance Demonstrated success leveraging all resources (marketing, market access pull-through and technology solutions). Builds professional relationships with office staff and others in the customer network Demonstrated success in both live and virtual interactions. Strong technical skills, computer proficiency with Microsoft Office Suite including Excel, PowerPoint and digital meeting platforms including Veeva Engage, Teams, Zoom etc. Some territory overnight travel may be required depending on geography Travel to national, regional, and corporate office may be required

Accountable – We are reliable and take personal responsibility in all that we do. Entrepreneurial – We are nimble, agile and embrace innovation. Highly competitive medical, dental and vision coverage options with low monthly premiums ~ Long-term incentive equity compensation program ~ Employee Stock Purchase Plan (ESPP) ~ 4-week part-time Bridge-Back-to-Work Program ~ Hybrid and Flex Working Arrangements ~ 17 paid company holidays in addition to a year-end winter shutdown period

Annual Fitness & Wellbeing Reimbursement Company-provided short and long-term disability benefits Employee Assistance Program (EAP) Phathom is an equal opportunity employer that is committed to inclusion and diversity and provides equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Applicants with a disability who require a reasonable accommodation for any part of the application, interview or hiring process can contact us by sending an email to careers@phathompharma.