About Ameren Services (B&CS) Ameren Services provides administrative support and services to Ameren Corporation and its operating companies, subsidiaries and affiliates. Ameren Services includes a wide range of skill sets and roles, from finance and legal experts to digital and cyber specialists, plus those charged with ensuring environmental compliance and operational safety. Together, we help execute a strategy that enables Ameren to deliver superior long-term value to customers, shareholders and the environment. Our benefits include: Medical coverage on date of hire 100% employer paid cash balance pension plan 401(k) with company match fully vested on date of hire Minimum of 15 days paid vacation and 12 paid holidays Paid parental leave and family caregiver leave Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees. About The Position The Sourcing Specialist supports strategic procurement and category management processes that create sustainable value through lower costs, improved supplier performance and efficiency with a keen appreciation/consideration for Business Partner needs and priorities. Works with cross-functional teams in the implementation of category management processes. Conducts research and analysis to develop strategy and drive decision-making regarding spend, suppliers and markets. Develops category and commodity cost models. Works with Supply Chain (SC) staff and Business Partners to provide day-to-day support, strategic sourcing and procurement, and respond to questions and solve problems. The Sourcing Specialist should have skills and expertise in the following areas: Strategic Procurement Supply Chain Management Category management Spend analysis, market analysis and demand planning, leading practices for strategic sourcing Negotiations and contract structuring Supplier performance · Change management · Continuous improvement · Supplier relationship management (SRM) · Business Partner relationship management Key responsibilities include: 1. Category Management: Support Portfolio Managers and Category Managers in category management activities and processes that ensure Business Partner satisfaction and value creation. Support regular assessment of Business Partner requirements and matching procurement plans to meet/adapt to business needs. Seek to develop category expertise, market dynamics and trends knowledge, insights about suppliers, pricing, and negotiating tactics. 2. Spend Analysis: Coordinate with and leverage market, supplier, and spend analyses with Sourcing Analysts to inform category strategies and competitive solicitations (e.g., RFQs). Help implement, in collaboration with Portfolio Managers and Category Managers, leading practices for spend/market analysis to develop value-adding sourcing strategies. 3. Strategic Sourcing: Execute sourcing strategies based on Category Manager guidance and leading practices and provide commercial and procurement expertise to deliver optimal outcomes. Develop competitive solicitation, bid evaluation, and negotiations materials. Support bid evaluation, negotiation strategy development, and negotiation execution. Develop contracting documentation based on established (and negotiated) terms and conditions, pricing, performance criteria, and any risk mitigations. 4. Supplier Relationship Management: As directed, communicates with suppliers and is knowledgeable about procurement practices and category strategy. Develop, maintain, and appropriately build positive and influential relationships with suppliers and Business Partners to assure Ameren of long-term, cost-effective, procurement strategy in procurement of key services and goods. 5. Supply Chain Strategy: Support the SC and category strategy development process with analysis and helps integrate it with regular business planning and budgeting cycles for SC and Ameren. Work closely with Category Manager to align strategy making processes with Business Partner processes. Assist in the preparation and communication of business cases to support SC initiatives and priorities. 6. Continuous Improvement: Use continuous improvement framework to sustain SC strategy and compliance with Ameren objectives. To achieve process excellence and stay current with industry innovations, the Specialist helps identify and implement, in collaboration with the Supply Chain management, leading practices throughout the organization. Communicate initiatives and improvements to Business Partners as appropriate. Qualifications: POSITION QUALIFICATIONS: The Sourcing Specialist must possess the following qualifications and experience to perform at a fully satisfactory level in this position: Technical Expertise Leadership Characteristics Work Experience Typical Technical Expertise Bachelor’s degree required; preferably in Engineering, Business, Accounting, Finance, Supply Chain, Digital, or other related field MBA, other related graduate degree, or Doctorate preferred. Excellent analytical, problem-solving and time-management skills Certified Professional in Supply Management PSM) preferred IT procurement experience preferred Proficient with the MS Office suite Typical Leadership Characteristics Strong customer-oriented mindset Excellent communication skills (oral and written) with an ability to communicate with suppliers and business partners Ability to be persuasive and build credibility internally and externally Ability to lead multiple projects and initiatives simultaneously Ability to provide guidance to develop and evolve category management processes, develop metrics, and engage suppliers on operational, strategic, and financial issues Typical Work Experience Five or more years of directly relevant work experience required, including experience working with cross-functional teams Candidates with an advanced degree or Doctorate will be considered with three or more years of experience. Sourcing experience, preferably within the utility, manufacturing, or construction sector In addition to the above qualifications, the successful candidate will demonstrate: Strong business acumen and communication skills with the ability to make sound judgments. Proven analytic, financial and operational skills. Strong self-starter with the ability to prioritize and deliver on deadlines in a fast paced environment. Effective team player with the ability to work with all levels of internal and external stakeholders. Excellent communication, business writing and presentation skills. Proficiency with Microsoft Office suite (Power Point, Excel, Word, etc.) Ameren competencies: Think Customer, Inspire and Engage, Foster Innovation, Drive Results, Champion Learning, Build Trust and Be Strategic. Compensation Range: $90,500.00 - $140,300.00 At Ameren, base salary is one component of a competitive compensation package for employees. Our pay ranges are broad to allow for movement within our organization and to accommodate different skill sets and levels of expertise. We take into consideration a variety of factors including, but not limited to, skills, abilities, experience, education, credentials, and internal equity when determining the base salary offered. Roles are eligible for additional rewards including annual incentive payments based on individual and company performance. If end date is listed, the posting will come down at 12:00 am on that date: Thursday November 05, 2026 All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, ethnicity, age, disability, genetic information, military service or status, pregnancy, marital status, sexual orientation, gender identity or expression, or any other class, trait, or status protected by law. Ameren is a leader in the energy industry, and our transformation toward more clean, renewable energy is also transforming other industries and infrastructure in our communities. As a regional company serving local customers, we not only serve our communities, we're a part of them. This isn't just a job. At Ameren, we invest in you, so you can power the quality of life you want. Please be aware that Ameren uses artificial intelligence (AI) in connection with its recruitment and employment processes. However, all final hiring and employment decisions are made by a human.

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