Spring 2027 Co-op, Taxation

Job Description Kickstart Your Career at Vertex! Are you ready to make a real impact? At Vertex, our mission is to tackle serious diseases and to change lives, for the better, for the future. Our aim is to give you the skills, insights, and career guidance to be an important part of that future; to turn your potential into progression. As a Vertex intern or co-op, you’ll work on meaningful projects, collaborate with talented teams, and learn from industry leaders. We’re passionate about innovation, inclusion, and supporting your growth—inside and outside the lab. Why Vertex? Real Projects: You’ll work on assignments that make a real impact, not just busy work. Mentorship & Networking: Connect with leaders and peers who want to see you succeed through professional networks, connections, and collaborations that will shape your longer-term career. Flexible & Supportive: We offer flexible work options with Flex &#64; Vertex and prioritize your wellbeing. Inclusive Culture: Collaboration and inclusion are embedded in everything we do. Career Launchpad: Build skills, explore career paths, and get guidance for your future career. Your Impact The Vertex Tax Co-Op is a 6-month experiential training program for students currently working towards a bachelor's in accounting. If you are passionate, collaborative, and growth-minded, a co-op at Vertex will help you gain meaningful experience in our Tax functional area and serve as a launchpad for your career. The application deadline for this co-op is November 15th, 2026. Please note that Vertex reviews applications on a rolling basis and reserves the right to close this job posting prior to the listed deadline. Applicants can expect to receive an update about their application before or shortly after the application deadline. Ready to apply? Submit your application and let’s turn possibilities into reality! What you will be doing: The Tax Department is responsible for global tax accounting, tax compliance, tax advice and planning for Vertex. The Tax intern/co-op is a key member within Vertex’s Tax Department. Responsibilities include supporting the tax function in the determination of US federal, state and local corporate tax provisions, estimation of book-to-tax differences, and ASC 740 tax accounting matters including involvement with the quarterly/annual SEC tax footnote. The position will also include assisting in the US federal, state and local tax compliance. The individual will assist with quarterly US federal and state estimates calculation, address notices received by various state jurisdictions. The individual also assist with any potential federal and state corporate income tax audits. The individual is expected to also be an innovator and leverage technology to help transform the global tax function and develop effective working relationships with staff and management, as well as finance, legal and other operating personnel. Key Responsibilities: Assist in quarterly global tax provision processes, including gathering information for tax-related disclosures Provide data for federal and state income tax return filings prepared by 3rd party tax consultants Responsible for tracking and addressing state and local corporate income tax notices Assist in gathering information for potential US federal and state corporate income tax audits with various tax authorities Maintain internal controls documentation Evaluate current processes and technology to generate continuous improvements and automation enhancements Participate in special projects where needed, such as general tax planning and tax rate modeling What you will need to succeed: Pursuing bachelor’s degree in accounting; degree in taxation or related field preferred Must have experience with Excel Ability to communicate project status to ensure internal deadlines are met Willingness and ability to work as both an individual contributor and on a team Strong critical thinking, problem solving and time management skills Legal authorization to work in the United States, now and in the future. Please note that Vertex does not provide sponsorship for internships/co-ops or entry level roles within this part of the organization. You must be enrolled in an advanced degree program if graduating before June 2027 You must be available to work full-time, 40 hours per week from January – June 2027 Program Details: Full-time, paid co-op $20.00-32.00 USD/hour Program Dates: January – June 2027 Application Deadline: November 15th, 2026 At Vertex, we believe that when you feel your best, you can perform at your best. That’s why our US benefits and global well-being resources are designed to support you. Free 24/7 onsite gym access and free access to group exercise classes Subsidized commuter benefits- transit and parking Provided meals—free breakfast daily! Career development opportunities and events, including C Suite engagement Social events—both intern-only and company-wide Location-specific perks and extras! Recognition of National Intern Day <