Mainframe Application Architect
About The Position
At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. We are seeking a Senior Mainframe Application Developer (COBOL) with strong application architecture expertise to join our Application Managed Services (AMS) team supporting a key public sector client. In this role, you will partner directly with a state Department of Labor to maintain and enhance critical Unemployment Insurance systems while helping drive the modernization of Disability Insurance platforms. This is a highly visible, client-facing role where you will combine deep technical expertise with consultative problem-solving to deliver resilient, scalable solutions.
Requirements
- 12+ years of hands-on experience in COBOL development within IBM z/OS mainframe environments
- Strong expertise in IMS DB and DB2 (critical skill requirement)
- Advanced experience with CA7 scheduling
- Deep knowledge of mainframe technologies, including: JCL, CICS, VSAM, MQ, TSO, FTP
- Proven experience supporting production environments, including defect resolution and stabilization
- Experience across the full SDLC (Development → System Test → UAT → Production)
- Strong analytical skills with experience in application architecture and dependency analysis
- Familiarity with Agile and/or Waterfall delivery methodologies
- Bachelor’s degree in Computer Science, Information Technology, or equivalent experience
Nice To Haves
- Experience with mainframe modernization initiatives
- Familiarity with tools such as InterTest, Expediter, ServiceNow, Librarian
- Exposure to AWS Transform or cloud migration frameworks
- Experience using GitHub Copilot or AI-assisted development tools
- Prior experience working with public sector or government clients
Responsibilities
- Partner with client stakeholders to analyze business and architectural requirements and recommend scalable solutions
- Assess and manage interdependencies across complex mainframe applications
- Design, develop, and enhance applications on IBM z/OS platforms
- Translate business requirements into technical specifications and COBOL-based solutions
- Lead mainframe modernization efforts, including remediation and sunsetting of legacy applications
- Develop, test, and deploy high-quality code, ensuring performance, reliability, and maintainability
- Support production environments, including break/fix resolution and long-term remediation strategies
- Provide technical troubleshooting and issue resolution across development and production systems
- Contribute to documentation, knowledge sharing, and best practices across the team
- Mentor junior developers and contribute to building a high-performing AMS delivery team
- Participate in 24x7 on-call rotation and provide after-hours support as needed
Benefits
- medical and dental coverage
- disability
- retirement benefits
- paid leave
- paid time off
- Kyndryl’s discretionary annual bonus program
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
Associate degree
