Senior Cost Accountant

Company: West Pharmaceutical Services
Location: Exton
Posted on: February 6, 2026

Job Description:

This is a hybrid position requiring the team member to be onsite a minimum of 3 days per week. At West, we’re a dedicated team that is connected by a purpose to improve patient lives that has been at the center of our Company for more than a century. Our story began when Herman O. West solved the problem of supplying penicillin in mass quantities to the US Government during World War 2. Through our work to deliver thousands of life-saving and life-enhancing injectable medicines to millions of patients daily, West’s indelible mark on the healthcare industry has just begun. A name started our story. How will yours help write our future? There’s no better place to join an inclusive community of professionals with opportunities for lifelong learning, growth and development. Supported by benefit programs, we empower the physical, mental, emotional and financial health of our team members and their families. We believe in giving back to help those in need in the communities where we live and work. And are equally committed to creating a healthier environment and planet through our sustainability efforts. Job Summary This position will join a centralized cost accounting team located with West’s Financial Services team in Exton, PA. You will be responsible for the accounting across multiple manufacturing sites including the preparation of journal entries and account reconciliations. Essential Duties and Responsibilities Prepare journal entries related to manufacturing accounting and inventory reserves to support accurate & timely financial statements in accordance with US GAAP and corporate financial policies Process manufacturing orders as part of the month-end close process Participate in other monthly close activities for plants in area of responsibility Prepare account reconciliations to ensure proper balance sheet valuation, flagging and accounting for potential risk Calculate annual and ad hoc standard costing of products in SAP for assigned plant/s including reviewing and ensuring the update of BOMs, Routings, SKFs and Activity Rates Monitor variances to standard cost and correct any erroneous postings Margin variance analysis (including PPV, Production and Absorption variances) Support the periodic cycle count process and reconcile 3rd party warehouses Drive consistency and standardization of cost accounting in line with Corporate Policies Finance lead for UAT testing of costing processes as required Finance lead on process improvement projects related to costing of materials Provide finance guidance aligned to the preparation of customer pricing simulations, financial analysis and modelling Ensure appropriate controls and compliance with US GAAP Support and assist other functions within the business as required Other duties as assigned Education Bachelors Degree in Accounting or Finance or equivalent experience required Work Experience Minimum 5 years of experience Experience working in private industry in multinational manufacturing companies preferred Preferred Knowledge, Skills and Abilities Accounting experience, preferable in a manufacturing environment using SAP or other ERP Understanding of GAAP and internal control principles Strong analytical skills and ability to summarize conclusions and make recommendations to management High proficiency in Microsoft Excel License and Certifications Accounting Qualification (CPA, CIMA, ACCA, ACA) preferred. Additional Requirements Position operates in a professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, filing cabinets and fax machines. May need to stand or sit for extended periods of time While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand; walk; use hands to finger and reach with hands and arms Use written and oral communication skills Read and interpret data, information and documents Must maintain the ability to work well with others in a variety of situations Must be able to multi-task, work under time constraints, tight deadlines, problem solve, and prioritize Ability to make work independently and sound decision making Observe and interpret situations, analyze and solve problems Able to be aware of all relevant SOPs as per Company policy as they are related to the position covered by this Job Description Travel Requirements 5%: Up to 13 business days per year Physical Requirements Sedentary-Exerting up to 10lbs/4kgs of force occasionally, and/or negligible amount of force frequently or constantly to lift, carry, push, pull, or otherwise move objects, including the human body. Sedentary work involves sitting most of the time. What We Offer Community Involvement: West encourages volunteerism through its West without Borders initiative and other charitable programs that make a difference in local communities. Continuous Learning & Development: Opportunities for professional growth through training programs, tuition assistance, leadership development, and skill-certification initiatives. Global Career Opportunities: With facilities across North America, Europe, and Asia-Pacific, employees have opportunities for international exposure and cross-functional collaboration. This is a hybrid position requiring the team member to be onsite a minimum of 3 days per week

Keywords: West Pharmaceutical Services, Lancaster , Senior Cost Accountant, Accounting, Auditing , Exton, Pennsylvania