US_East | Data Engineer_L3
Columbus, OH · On-site
$110K - $132K/yr
OS Connect API Engineer(C1/C2)_Onshore Work site: Columbus, US (Onsite) Start date: Immediate ... Java Spring Boot OAuth2/OIDC Mainframe modernization programs BM z/OS Connect

Columbus, OH · On-site
$110K - $132K/yr
OS Connect API Engineer(C1/C2)_Onshore Work site: Columbus, US (Onsite) Start date: Immediate ... Java Spring Boot OAuth2/OIDC Mainframe modernization programs BM z/OS Connect
Columbus, OH · On-site
$110K - $132K/yr
OS Connect API Engineer(C1/C2)_Onshore Work site: Columbus, US (Onsite) Start date: Immediate ... Java Spring Boot OAuth2/OIDC Mainframe modernization programs BM z/OS Connect
Columbus, OH · On-site
Strong knowledge of Java, JavaScript/TypeScript, JSON, and XML * Experience with API authentication ... Ability to mentor junior QA engineers and collaborate with development teams Nice to Have
Columbus, OH · On-site
Strong knowledge of Java, JavaScript/TypeScript, JSON, and XML * Experience with API authentication ... Ability to mentor junior QA engineers and collaborate with development teams Nice to Have
Marysville, OH · On-site
Bachelor's degree in Engineering, Computer Science, Supply Chain, or a related field. * Blue Yonder/JDA SCPO certification is preferred. * Proven experience leading multiple full lifecycle ...
Marysville, OH · On-site
Bachelor's degree in Engineering, Computer Science, Supply Chain, or a related field. * Blue Yonder/JDA SCPO certification is preferred. * Proven experience leading multiple full lifecycle ...
Hands-on experience with full lifecycle Supply Chain Planning implementations. * Strong knowledge ... Bachelor's degree in Engineering, Computer Science, Supply Chain, or a related field.
Hands-on experience with full lifecycle Supply Chain Planning implementations. * Strong knowledge ... Bachelor's degree in Engineering, Computer Science, Supply Chain, or a related field.
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Columbus, OH • On-site
$110K - $132K/yr
Full-time
Re-posted 4 days ago
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Role Name: OS Connect API Engineer(C1/C2)_Onshore
Work site: Columbus, US (Onsite)
Start date: Immediate availability.
Role Summary
The z/OS Connect API Engineer is responsible for modernizing mainframe services through API enablement using IBM z/OS Connect. This role bridges traditional CICS/COBOL systems with modern API and cloud-native architectures while enabling secure, scalable, and reusable integration capabilities.
Key Responsibilities
Develop REST APIs using IBM z/OS Connect.
Expose CICS and DB2 transactions through modern API contracts.
Build and maintain API service definitions, mappings, and YAML configurations.
Develop OpenAPI specifications aligned with enterprise standards.
Configure and support JWT, OAuth2, OIDC, RACF, and certificate-based authentication.
Implement CI/CD deployment pipelines using GitHub Actions and Gradle.
Support integration with APIM as the enterprise API gateway.
Troubleshoot performance, security, and connectivity issues.
Develop onboarding templates and reusable API accelerators.
Participate in mainframe modernization initiatives and Shadow Service migration efforts.
Required Skills
IBM z/OS Connect
REST APIs
OpenAPI
JSON/XML
CICS
COBOL
DB2
RACF
GitHub
CI/CD
Preferred Skills
APIM
Java
Spring Boot
OAuth2/OIDC
Mainframe modernization programs
BM z/OS Connect