Purchasing Operations Senior Analyst

Lantheus (NASDAQ: LNTH) is the leading radiopharmaceutical-focused company, delivering life-changing science to enable clinicians to Find, Fight and Follow disease to deliver better patient outcomes. Headquartered in Massachusetts with offices in New Jersey, Canada, Germany, Sweden, Switzerland and United Kingdom, Lantheus has been providing radiopharmaceutical solutions for nearly 70 years.

Today, we’re expanding our portfolio and pipeline across oncology, neurology and cardiology. Through recent acquisitions, along with strategic partnerships across the life sciences ecosystem, we are accelerating our efforts to advance precision medicine and improve patient outcomes around the world.

At Lantheus we are purpose-driven, and every employee plays a vital role in our success. We’re dedicated to cultivating a high-growth, forward-thinking culture where innovation thrives and diverse perspectives drive meaningful progress.

Join us and be part of a company where your contributions make a real impact, because we know someone’s health is in our hands.

We are seeking a Purchasing Operations Senior Analyst to serve as the primary business administrator and subject matter expert for SAP Ariba while supporting the broader procurement systems and operations environment. This role is responsible for day-to-day Ariba administration, workflow and approval maintenance, user access governance, supplier enablement, reporting, training, controls, issue resolution, and continuous improvement. The Senior Analyst partners closely with Procurement, IT, Finance, Accounts Payable, Human Resources, Internal Audit, and business stakeholders to maintain reliable, compliant, and user-friendly source-to-pay processes.

This position is based in Massachusetts and requires an on-site presence consistent with the company’s hybrid work expectations. Applicants must be authorized to work for any employer within the United States.

• Serve as the primary Procurement business administrator and subject matter expert for SAP Ariba, including requisitioning, purchasing, approvals, supplier onboarding, invoicing‑related processes, and the Ariba Business Network.
• Maintain Ariba approval workflows, delegation and group‑of‑authorization tables, commodity and cost‑center mappings, and other configuration data in coordination with IT, Finance, Human Resources, and system support partners.
• Administer procurement user access, role changes, onboarding, and offboarding activities, ensuring access is appropriate, timely, documented, and aligned with governance, security, segregation‑of‑duties, and compliance requirements.
• Triage and resolve Ariba and procure‑to‑pay issues; identify root causes, coordinate technical support, communicate status, and document sustainable solutions.
• Gather business requirements and support procurement system enhancements from intake through configuration review, testing, user acceptance, deployment, hypercare, and ongoing monitoring.
• Develop and execute test scripts to validate workflows, controls, integrations, master data, and user experience before changes are released.
• Maintain procurement work instructions, standard operating procedures, training materials, system communications, and knowledge resources.
• Provide training and ongoing support to employees on requisition entry, purchase‑order processes, approvals, supplier setup, and appropriate use of procurement systems.
• Own operational governance for Ariba supplier enablement and Business Network activities, supporting supplier adoption, transaction accuracy, data integrity, and process efficiency.
• Maintain recurring procurement reports and enhance Power BI dashboards supporting spend visibility, cycle‑time metrics, supplier activity,…