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Sr. Mainframe Developer (COBOL/DB2/Natural)
Neos ConsultingAustin, TX🇺🇸United StatesPosted 9 Jul 2026
Quick Overview
Work Type
On Site
Level
Mid Senior
Job Description
City : Austin
State : Texas
Neos is Seeking a Sr. Mainframe Developer (COBOL/DB2/Natural) for a long-term contract role with our client in Austin, TX.
***REMOTE (TEXAS) - ONLY CANDIDATES CURRENTLY RESIDING IN TEXAS WILL BE CONSIDERED***
Workers may be required to come ONSITE into the office (Austin, Texas 78778)
with seventy-two hours' notice.
No calls, no emails, please respond directly to the "apply" link with your resume and contact details.
DESCRIPTION OF SERVICES
Scope / Description of Services
The Worker(s) will provide the following services:
Requirements
Preferred Qualifications
#DICE
#LI-IC
State : Texas
Neos is Seeking a Sr. Mainframe Developer (COBOL/DB2/Natural) for a long-term contract role with our client in Austin, TX.
***REMOTE (TEXAS) - ONLY CANDIDATES CURRENTLY RESIDING IN TEXAS WILL BE CONSIDERED***
Workers may be required to come ONSITE into the office (Austin, Texas 78778)
with seventy-two hours' notice.
No calls, no emails, please respond directly to the "apply" link with your resume and contact details.
DESCRIPTION OF SERVICES
Scope / Description of Services
The Worker(s) will provide the following services:
- Perform advanced automated systems development work as a member of the project team implementing the four standardized NASWA SIDES exchanges:
- Additional Fact-Finding (ADF)
- Determinations
- Monetary Charges
- Benefit Charges
- Perform activities during all phases of the Software Development Life Cycle (SDLC), including:
- Requirements analysis
- Documentation
- Coding
- Testing
- Troubleshooting
- Customer support
- Develop and test COBOL, Natural, and JCL applications to meet design specifications.
- Document current processes.
- Create and 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
- Batch processing jobs
- Execute dedicated analysis for each NASWA SIDES exchange because of differing:
- Data formats
- Validation rules
- 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)
- 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.
#DICE
#LI-IC
Skills
SOAP
SAML
Azure
COBOL
LDAP
REST
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