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Ameren
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March 16, 2026
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Software Engineer - Unifier and OPPM

St Louis, MO
Full-time
Onsite
$84K/yr - $131K/yr
Entry, Mid Level
Ameren Transmission is dedicated to planning, constructing, and safely operating over 8,000 transmission miles across a variety of energy markets. They are seeking a Software Engineer to analyze, design, code, test, and modify software projects, ensuring system improvements are implemented and monitored for efficiency.
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Responsibilities

  • Analyzes, designs, codes, tests, configures and modifies software projects and/or products or enhancements using various programming languages, technologies and development methodologies
  • Designs, develops, tests, debugs and implements application, software and/or operating system components, software tools, and utilities; conducts performance testing
  • Ensures that system improvements are successfully implemented and monitored to guarantee availability and increase efficiency
  • Completes technical documentation for multiple functions, including but not limited to testing, QA, training, troubleshooting, operating, and/or procedures for installation and maintenance
  • Works across multiple modules on projects and supports groups of modules/module areas
  • Implements and tests moderately complex code changes to fix identified defects in existing software products (e.g., identify and debug an application)
  • Moderately enhances new/future software releases and/or creates new software applications
  • Strengthens understanding of on premise solutions and cloud-based solutions/environments; configures components of new systems/technologies to cloud-based solutions
  • Troubleshoots moderate bugs within code (within own component); performs actions as designated in the remediation plan
  • Assists and provides additional support in solving software/systems monitoring issues and escalations which require moderate technical expertise to troubleshoot
  • Reviews requirements and researches and identifies alternative technical solutions
  • Develops understanding of Ameren’s business to ensure successful implementation and support of project efforts
  • Understands the Digital organization’s objectives, and the impact on own projects; contributes to development of new technology integration and enablement plans
  • Works in an agile environment and engages in development practices such as peer programming and test-driven development
  • Works closely with business analysts to gain understanding of basic requirements and translates into one or more API-led connectivity solutions (integrations, interfaces, proxies, objects, shared code library, etc.); reviews options to identify best solution and provides design for selected solution
  • Understands and is familiar with relevant technologies in order to design, develop, document, and support simple to moderately complex integration solutions utilizing design patterns, reference architectures and best practices
  • Collaborates with various stakeholders to test new and modified application solutions, utilizing test-driven development when possible
  • Provides assistance to other developers for designing integrations, interfaces, proxies, business objects and business service as needed
  • May be required to work off-hours for project needs, support/upgrade/outage reasons, and systems implementations

Qualification

Required

  • Bachelor's degree required, preferably in engineering, mathematics, computer science or business
  • 2+ years of relevant experience required
  • Ability to build Autosys jobs and services/tasks
  • Experience with troubleshooting, reading logs and administrator tasks
  • OPPM and Unifier database table structure knowledge
  • Experience with Unifier site administration, Linux server administration and building reports
  • OPPM experience with Windows server administration, configuring front end forms/dashboards and user administration
  • Good analytical, communication, leadership and human relations skills required

Preferred

  • Consideration will be given to candidates with six or more years of relevant experience in lieu of the degree requirement

Benefits

  • 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
Ameren is a delivery company that specializes in natural gas and electric distribution, as well as electric transmission services.
Glassdoor
3.9
Founded in 1881
St Louis, Missouri, USA
5001-10000 employees
http://ameren.com