Contract Administrator (West Alton)

Ameren Illinois Company (AIC); St. Louis (MO); Hybrid; USD 89,000 - 137,000; Full time

Benefits offered by this job

Medical coverage on hire

Pension plan

Job summary

Ameren Missouri seeks a Contract Administrator to manage day-to-day administration of contracts for the West Alton combined cycle project. You will handle obligations, change orders, notices, and compliance across multiple parties, reporting to the Manager of Project Management.

Initial hybrid work arrangement at the DRC, St. Louis, MO, transitioning to full onsite at West Alton, MO; 5+ years in contract administration, strong collaboration with Legal, Procurement and Finance required.

Qualifications

• Bachelor's degree in business, construction management, or a related field is required; equivalent experience considered.
• Five years of contract administration experience on large capital projects; utility/industrial project experience preferred.
• NCMA/paralegal or similar certification preferred.

Responsibilities

• Administer contract documents, obligations, and correspondence for the West Alton project and maintain the contract register.
• Coordinate with Purchasing & Contracting and Legal to interface with stakeholders on contractual matters.
• Track deliverables, insurance, bonds, notices, and milestones; flag exceptions for escalation.
• Prepare and log contractual notices and correspondence per agreement terms.
• Manage the change-order process, log changes, and support invoicing workflows.
• Maintain contract records and reconcile with Cost Engineer and Invoice Auditor.
• Support contract close-out, final documentation, and release of claims.
• Report status and outstanding obligations to the Manager of Project Controls.
• Adhere to Ameren policies and contribute to process improvements and cross-functional initiatives.

Skills

Contract administration

Documentation

Team collaboration

Attention to detail

Communication

Education

Bachelor's degree in business or related field

Tools

Microsoft Excel

Job description

About Ameren Missouri

Ameren Missouri has been providing electric and gas service for more than 100 years, and our electric rates are among the lowest in the nation. Ameren Missouri's mission is to power the quality of life for our 1.2 million electric and 132,000 natural gas customers in central and eastern Missouri. Our service area covers 64 counties and more than 500 communities including the greater St. Louis area.

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 parentalleave and family caregiver leave

Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees.

About The Position

The Contract Administrator is responsible for the day-to-day administration of contracts supporting the West Alton combined cycle project, including management of contractual obligations, change orders, correspondence, and compliance across the engineer of record, constructor, and original equipment manufacturer (OEM) agreements. Reporting to the Manager of Project Management, the Contract Administrator maintains contract records, processes notices and submittals, administers the project change-order process, and supports invoicing workflows to ensure contractual requirements are met throughout the project lifecycle. The role is dedicated to the West Alton project and coordinates with Ameren's Purchasing & Contracting organization and Legal, which retain responsibility for sourcing, negotiation, and enterprise commercial strategy.

Key responsibilities include:

• Administer contract documents, obligations, and correspondence for the West Alton combined cycle project, and maintain the contract register and key-date tracking.
• Coordinate with Ameren's Purchasing & Contracting organization and Legal to interface with the engineer of record, constructor, and OEM commercial counterparts on contractual matters.
• Track contract deliverables, insurance certificates, bonds, notices, and milestones against contract terms, and flag exceptions to the Manager of Project Controls for resolution.
• Prepare, issue, and log contractual notices and correspondence in accordance with the terms and notice provisions of each agreement.
• Administer the project change-order process – including review, logging, and tracking of contract changes to execution – and support invoicing workflows in coordination with the Cost Engineer and Invoice Auditor.
• Maintain contract records with document control and reconcile contract and invoice records with the Cost Engineer and Invoice Auditor.
• Support contract close-out, including final documentation, release of claims, and retention of contract records in accordance with record retention requirements.
• Report contract administration status, open items, change-order position, and outstanding contractual obligations to the Manager of Project Controls.
• Monitor and enforce standards, policies and procedures established by Ameren Corporation and regulatory entities as they pertain to contract administration.
• Actively contribute to initiatives that help continuously improve the workgroup in areas such as contract administration procedures and activities, software applications, co-worker engagement, and others that emerge in the organization.

Qualifications:

• Bachelor's degree in business, construction management, or a related field from an accredited college or university required; equivalent relevant experience will be considered in lieu of a degree.
• Five years of relevant experience in contract administration on large capital projects required. Experience administering construction contracts required, with utility or industrial project experience preferred.
• Experience supporting contract administration under non-lump-sum or multi-contract delivery models preferred. National Contract Management Association (NCMA) certification, paralegal certification, or other role-applicable certification preferred.

Important Location Information:

The work location and arrangement for this position will transition as follows:

• Upon hire: Hybrid work arrangement at the Ameren Development Resource Center (DRC), 11149 Lindbergh Business Ct., St. Louis, MO 63123, for approximately 18-24 months.
• Future state: Following this period, the position is planned to transition to the West Alton Energy Center, 8501 N State Route 94, West Alton, MO 63386-1009, as a full-time onsite position .

In addition to the above qualifications, the successful candidate will demonstrate:

Strong organizational skills and attention to detail, with the ability to maintain accurate and auditable contract records and meet deadlines, are required. Working knowledge of contract administration, contractual compliance, and change-order and invoicing processes is required. Effective oral and written communication skills and the ability to work in a team environment across engineering, construction, legal, procurement, and finance are required. Experience with Microsoft Office Suite, including intermediate Microsoft Excel, is required. Experience with contract management and document control applications is preferred. Knowledge of power generation plant systems and corresponding construction practices is preferred.

Additional Information:

Ameren's selection process includes a series of interviews and may include a leadership assessment process. Specific details will be provided to qualified candidates.

Compensation Range:

$88,500.00 - $137,200.00

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: Wednesday November 18, 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.