Company Description
Lumen Solutions Group Inc. is a technology consulting Services company based in Florida. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support. We specialize in professional IT consulting services, IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, Enterprise Transformation.
Role: Senior Developer – Mainframe / Assembler (z/OS, TPF)
Location: Remote or NEC Region
Job Type: Long Term Contract
Job Summary:
Client is seeking a Senior Developer with deep experience in IBM z/OS mainframe environments, specifically working with Assembly language and C/C++. The developer will support and enhance a critical legacy application primarily written in Assembler, while also contributing to system integrations and new service development. This role requires strong experience working with mainframe-based transportation or enterprise systems, along with the ability to analyze complex systems and design integration solutions across multiple platforms.
Primary Responsibilities:
- Enhance and maintain an existing mission-critical mainframe application written primarily in Assembler.
- Perform system analysis and propose technical design solutions.
- Develop and maintain components in Assembler and C/C++.
- Design and implement integrations between legacy systems and enterprise services.
- Develop and support API integrations as both a producer and consumer.
- Work with messaging systems such as IBM MQ.
- Build and maintain file-based integrations including SFTP-based data exchanges.
- Support database interactions with DB2.
- Collaborate with architecture and engineering teams to modernize and extend legacy systems.
Required Technical Skills:
- Mainframe Environment: IBM z/OS
- Experience with TPF-based systems
- Programming Languages: Assembly (Primary language), C, C++
- Integration Technologies: Experience working with enterprise integrations such as:
- DB2 databases
- REST or enterprise APIs
- IBM MQ messaging
- File-based integrations
- SFTP data transfers
- Developmental Responsibilities:
- Legacy system enhancements
- Integration design and implementation
- New service/component development
- System troubleshooting and debugging
Lumen Solutions Group Inc is an equal opportunity employer. All qualified applicants will be considered for employment without regard to any legally protected status.