Software Engineer (3) - Core Senior Engineer

Epitec is seeking an experienced a Senior Software Engineer to join our automotive client's team in Dearborn, MI. As a Senior Software Engineer, the candidate will play a pivotal role in supporting a mission?critical legacy application and focusing on rapid problem resolution, production stability, and targeted enhancements in a high?pressure environment.

• This is a hybrid position in Dearborn, MI (4 days onsite, 1 day remote)
• This is an ongoing W2 contract

Top Responsibilities

• Own production support for a mission-critical mainframe application, including rapid triage, root-cause analysis, and durable remediation/mitigation
• Quickly trace and debug complex COBOL programs using advanced debugging tools across both online and batch processing
• Deliver enhancement and new development work end-to-end, including research, analysis, functional/technical specifications, formal testing, and deployment
• Balance multiple priorities in a fast-paced environment while maintaining high quality and "right the first time" execution
• Collaborate effectively with a global application team and partner with interfacing application teams to resolve cross-system issues
• Bridge legacy mainframe systems with modern technologies such as SAP S/4 or similar platforms
• Maintain accurate system and technical documentation while adhering to established coding standards, controls, and security policies
• Participate in technical design discussions and propose creative solutions to complex technical challenges
• Provide technical leadership by guiding and supporting small teams through complex problem-solving efforts
• Build strong working relationships with software engineers, product owners, and stakeholders through clear communication

• 10+ years of overall IT experience, including 10+ years maintaining and enhancing complex COBOL-based legacy systems
• Strong hands-on experience with mainframe development in both online and batch environments (COBOL, JCL, DB2)
• Proven ability to rapidly isolate root cause and implement effective mitigation strategies in production environments
• Experience working with common enterprise mainframe tools and technologies such as Endeavor, z/OS, CICS, advanced file handling, and job scheduling tools (e.g., CA-7)
• Demonstrated ability to manage production incidents while planning and executing enhancement deployments
• Strong technical leadership skills with the ability to mentor, guide, and support other engineers
• Highly process- and detail-oriented with strong documentation and compliance discipline
• Excellent communication and collaboration skills with the ability to engage technical and non-technical partners
• Strong analytical, logical, and critical-thinking skills with the ability to quickly learn complex systems
• Bachelor's degree required

Nice to Have

• Exposure to SAP, SAP S/4, Java, or other modern technologies with experience integrating or bridging legacy systems
• Experience working in an Agile environment, including user stories, acceptance testing, and tools such as Jira
• Experience supporting applications on a modernization or decommission path and participating in platform transition efforts