Senior Category Manager - Global

The TeamWe are seeking an experienced Senior Category Manager to join American Tower's Supply Chain team. The team strategically sources quality materials, services, and technologies at the lowest total cost while enabling effective and efficient purchasing solutions and enhancing supplier partnerships. You will play a critical role in managing sourcing strategies, supplier relationships, and contract negotiations for key, complex categories. The Senior Category Manager will deliver cost-effective, high-quality solutions to support our mission of leading the industry. American Tower is a global digital infrastructure company serving customers through tower sites and other real estate solutions that support connectivity and opportunity, focused on achieving our vision of Building a More Connected World. Our success is rooted in the potential of our people and the power of local teams at our offices and sites across 25 countries. We are one of the largest global Real Estate Investment Trusts (REITs) and a publicly traded (NYSE:AMT), Fortune 500 Company headquartered in Boston, Massachusetts. The next decade will be an exciting time as we evolve our infrastructure to meet tomorrow’s needs and position our people to elevate their impact, their potential, and our shared success. Come grow your career with us! For more information about how American Tower is building a more connected world, visit americantower.com American Tower is proud to be an equal opportunity employer and will not discriminate against an applicant or employee based on age, sex, sexual orientation, gender identity, race, color, creed, religion, national origin or ancestry, citizenship, marital status, familial status, disability, military or veteran status, genetic information, pregnancy, reproductive decisions, or any other characteristic protected under applicable law. American Tower is committed to fair and equitable compensation practices. Placement within the salary range is based on a variety of factors, including relevant experience, skills, certifications, job level, and location. For U.S.-based candidates only, please see the base salary range for this position listed below. This position is also eligible for annual bonus, and annual equity award and participation in the Employee Stock Purchase Plan (ESPP). For candidates outside of the U.S., salary and benefits are based upon local market practice.American Tower also offers a comprehensive benefits package, which includes healthcare coverage, a 401(k) savings plan, paid time off, company holidays, sick leave, parental leave, and access to an Employee Assistance Program focused on mental and financial wellness, please click here to learn more.What You Need to SucceedBachelor’s degree required with a concentration in Engineering, Business, or Supply Management preferred.Minimum of 10 years of sourcing and contract negotiation experience required, preferably in a supply chain position.Experience managing supplier relationships for individual requirements and within a fixed contract required.Intermediate skill level with MS Office Suite and advanced skill level with MS Excel and MS PowerPoint required.Bilingual/multilingual fluency in Portuguese, Spanish, and English required, with the ability to communicate effectively with global suppliers and internal stakeholders.Experience with procurement platforms (e.g., Oracle, Salesforce).Experience negotiating and creating value in situations with limited traditional leverage.Professional certifications strongly preferred (Certified Property Manager, Certified Professional in Supply Management, or Certified in Planning and Inventory Management).Approximately 5% travel may be required to support the position’s responsibilities.Strong written and oral communication skills, including the ability to present ideas and suggestions clearly and effectively.Ability to work with different functional groups and levels of employees to effectively and professionally achieve results.Strong organizational skills; ability to accomplish multiple tasks within the agreed upon timeframes through effective prioritization of duties and functions in a fast-paced environment.What You Can Offer UsLead complex categories of spend across multiple business units or geographies, including high-value, high-risk, or strategically critical areas. Provide expertise to global leaders to ensure broad alignment on cost management, including sourcing and demand optimization opportunities. Develop category strategies that contemplate the supplier landscape, demand profile, optimal pricing structures, service levels, scope definition, and other items that contribute to achieving the best possible services/products, supplier performances, and cost profiles. Develop and execute sourcing strategies that deliver enterprise-wide value, innovation, and risk mitigation. Negotiate favorable terms with product and services suppliers by managing supplier relationships and ensuring service level agreements are met. Drive savings and efficiencies in the sourcing process, identify opportunities for mitigating risks, and ensure compliance. Partner with the Legal, Finance, and other departments to align sourcing with business needs and manage end-to-end supply chain processes. Implement process improvements and use data to optimize both supplier performance and supply chain strategies. Provide thought leadership in supplier strategy, operations, innovation, and efficiency improvements in the applicable category. Conduct business reviews with strategic suppliers, measure performance, and establish plans for continuous improvements. Prepare analytics, metrics, and dashboards to demonstrate business problems, solutions, and benefits for the supplier management team. Ensure that agreement terms and conditions are thoroughly reviewed and documented and that risks are mitigated. Other duties as assigned. Posting Date: 2026-07-28