Mainframe Engineer

Mainframe Engineer – Dearborn, MI (Onsite)

Responsible for designing, developing, testing, and maintaining software applications and products to meet customer needs. Involved in the entire software development lifecycle, including software architecture design, code writing, quality testing, and deployment.

• Engage with customers to deeply understand their use‑cases, pain points, and requirements, showcasing empathy and advocating for user‑centric software solutions.
• Solve complex problems by designing, developing, and delivering using various tools, languages, frameworks, methodologies (like Agile) and technologies.
• Assess the requirements of the software application or service and determine the most suitable technology stack, integration method, deployment strategy, etc.
• Create high‑level software architecture designs that outline the overall structure, components, and interfaces of the application.
• Collaborate with cross‑functional teams like product owners, designers, architects, etc.
• Define and implement software test strategy, guidelines, policies and processes in line with organization vision, industry regulations and market best practices.
• Work on continuously improving performance and optimizing the application and implement new technologies to maximize development efficiency.
• Familiar with programming practices, such as test‑driven development, continuous integration, and continuous delivery.
• Support security practices to safeguard user data including encryption and anonymization.
• Create user‑friendly and interactive interfaces.
• Develop and maintain back‑end applications like APIs and microservices using server‑side languages.
• Evaluate and incorporate emerging technologies and capabilities to deliver solutions and monitor and participate in solutions for new stack layers, often involving industry collaboration.
• Work closely with Global Securitization Partners to understand their product vision and break it down into a practical backlog of user stories for the engineering development team.
• Handle Development, Enhancements and Production Support in the autonomous Product Driven Organization (PDO) team.
• Analyze and resolve issues in Securitization applications; analyze and design application enhancements/corrections per requirements.
• Develop and execute unit test plans and scripts to validate that assigned modules meet technical specifications.
• Balance "doing it right" with "speed to delivery" by identifying and mitigating risk, generating options, educating business and other decision‑makers, and taking on justified technical debt.
• Handle rotational On‑Call Support.
• Lead assignments with minimal direction and escalate issues as necessary to management.
• Be flexible to respond to changing priorities.
• Develop a deep understanding of the product, understand the problems to be solved and deliver value to the customer.
• Work with Product Manager to understand product vision.

• 6+ years of experience in IT; 4+ years in development
• Job Control Language (JCL) – Must be able to write structured jobs, debug JCL errors, and understand Schedule IDs.
• Mainframe DB – Understand relational databases, SQL statements, keys, and indexes.
• IBM DB2 – Understand relational databases, SQL statements, keys, and indexes.
• COBOL – Code and debug standard COBOL programs with moderate complexity.
• Mainframe Systems – Experienced in ISPF, File Manager, CA7, Syncsort, sFTP.

• PostgreSQL – 5 years of experience utilizing PostgreSQL, writing code, and accessing tables.
• Relational Databases – General database use and design knowledge, including table design and key field identification.
• Agile Software Development – 3 years experience in Scrum and/or Waterfall based development.
• Jira – Understanding and knowledge in Jira boards and user story development; experienced breaking projects into manageable pieces, prioritizing and estimating tasks and duration.

• Bachelor's Degree
• Listed salary ranges may vary based on experience, qualifications, and local market. Also, some positions may include bonuses or other incentives.