Sr. Mainframe Developer (COBOL/DB2/Natural)

Remote role based in Texas — only candidates currently residing in Texas will be considered. Workers may be required to come onsite into the Austin office (78778) with seventy-two hours’ notice.

About the role

The worker will perform advanced automated systems development as a member of the project team implementing the four standardized NASWA SIDES exchanges:

• Additional Fact-Finding (ADF)
• Determinations
• Monetary Charges
• Benefit Charges

Activities span all phases of the Software Development Life Cycle (SDLC): requirements analysis, documentation, coding, testing, troubleshooting, and customer support.

Responsibilities

• Develop and test COBOL, Natural, and JCL applications to meet design specifications.
• Document current processes and create or review project specification modifications.
• Develop test cases for new and modified programs.
• Analyze, document, design, and develop logical structured applications that can be maintained by others.
• Test applications in accordance with agency standards.
• Ensure adherence to programming documentation, procedural standards, and management objectives.
• Integrate incoming and outgoing NASWA SIDES exchange data streams into the existing legacy processing architecture.
• Modify runtime routines, user interface screens, database tables, and batch processing jobs.
• Execute dedicated analysis for each NASWA SIDES exchange due to differing data formats, validation rules, and processing triggers.
• Perform additional duties as assigned.

Requirements

• 8 years advanced proficiency writing, testing, and debugging COBOL, Natural, and JCL applications within large-scale mainframe environments.
• 8 years hands-on experience analyzing, modifying, and optimizing DB2 tables, schemas, and relational databases.
• 8 years knowledge of scripting and batch processing, including modifying CICS/Map online screens, runtime routines, and batch jobs.
• 8 years knowledge of Web API development using SOAP, REST, XML, and JSON, including mapping external web-service data into legacy mainframe processing.
• 8 years experience implementing secure authentication and authorization using LDAP, SAML, or OIDC.
• 8 years experience analyzing existing legacy routines and batch processing workflows to integrate new functionality and modify DB2 databases.
• 8 years knowledge of Software Development Life Cycle (SDLC) principles, software design, and application programming.
• 8 years ability to accurately test software applications using data-driven development approaches.
• 8 years skill in troubleshooting, testing, scheduling, installing, implementing, and supporting software systems.
• 8 years expertise analyzing undocumented or highly customized legacy code to perform impact analysis and gap assessments.

Preferred Qualifications

• 2 years experience implementing or maintaining NASWA SIDES exchanges.
• 3 years functional knowledge of Additional Fact-Finding (ADF), Determinations & Decisions (DD), Monetary/Potential Charges (MPC), and Benefit Charges (BC).
• 2 years experience with SDLC tools including Visio and ALM Octane.
• 3 years experience handling Personally Identifiable Information (PII) within state or federal agencies.
• 3 years experience with identity management and authentication frameworks including Azure, Okta, LDAP, and Entra.