Sr. Mainframe Engineer with Java Exp.

Role:: Sr. Mainframe Engineer with Java Exp.

Location: St Louis, MO(Hybrid)

Duration :: 12+ Month Contract

Job Description

The File Transfer Services team is looking for a Senior Software Engineer to drive our customer connectivity strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset.

In this key position, you will:

Design and develop high-performing Java and running on Linux. Ability to work on COBOL and mainframe (z/OS) technologies is a plus.
Participate in team prioritization discussions with product/business stakeholders.
Automate build, operation, and run aspects of software.
Ensure scalability, security, and reliability of applications on Linux-based and mainframe-based infrastructures.
Translate complex technical solutions into business impacts for non-technical audiences.
Lead mainframe modernization efforts, bridging legacy COBOL, JCL, DB2 systems with Linux and Java applications.
Perform demos/acceptance discussions in interaction with product owners.
Conduct design reviews, code reviews, and uphold coding standards.
Work closely with DevOps to automate deployments, and with BizOps to troubleshoot and resolve application, performance, and reliability issues.
Stay up to date with emerging technologies.

All About You

The ideal candidate for this position should possess:
5+ years of software development experience in Java/Linux with strong shell scripting and Linux command line skills. Expereince working on Mainframe technologies is a plus.
2+ years of experience with file transfer applications like Connect Direct, and file transfer protocols like SFTP, FTPS, etc..
2+ years of experience writing, optimizing, and automating tasks using Linux shell scripting.
Hands-on experience with IBM mainframe technologies, including COBOL, JCL, DB2, VSAM, CICS, and z/OS.
Expert in SQL queries and relational databases (DB2, Oracle, PostgreSQL)
Familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT) and vulnerability management.
Awareness of security standards and RFC s such as X.509 Certificates, SSH Keys, PGP encryption.
Has skills to orchestrate release workflows and pipelines and apply standardized pipelines via APIs to achieve CI and CD objectives using industry standard tools (e.g., Jenkins, XL Release, others).
Understands how to build robust tests to minimize defect leakage by performing regression, performance, deployment verification, and release testing.
Good knowledge