• Develop, maintain, and enhance complex software systems • Analyze a set of business requirements, break them into technical features and tasks, and visualize how the different aspects of the system will come together through data structures, APIs, etc. • Be a member of a cross-functional team with members including user experience professionals, product managers, engineers, and other functional specialists • Craft technical solutions across the entirety of a system, including UI development, API development, and everything in between • Adhere to lean-agile engineering principles • Advocate for and use modern software engineering best practices such as API-first design, continuous integration, version control, and automated testing • Analyze systems to identify technical debt, instability, unreliability, and other opportunities for improvement, and design, document, and communicate solutions • Represent Blue Tiger's culture of delivery when interacting with government stakeholders and other contractors

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You’ll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You’ll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have comprehensive leadership and technical development academies to help build your skills and capabilities. Summary As a Sr. Mainframe Developer (COBOL/DB2) at Gainwell, you can contribute your skills as we harness the power of technology to help our clients improve the health and well-being of the members they serve — a community’s most vulnerable. Connect your passion with purpose, teaming with people who thrive on finding innovative solutions to some of healthcare’s biggest challenges. Here are the details on this position.​ Your role in our mission Apply your skills to support Gainwell as we help clients deliver better health and human services outcomes. - Mainframe programming: - TSO (Time Sharing Option) and MVS (Multiple Virtual Storage) environments - VSAM (Virtual Storage Access Method) vs Flat Files including data structures/storage - EBCDIC data encoding format - COBOL programming - Database programming & scripting: - SQL Server querying and managing relational databases - Write scripts and JCL (Job Control Language) to schedule and run batch jobs - Design, develop, install, test and document applications software - Involved in designing, documenting, and delivering technical architecture solution elements - Support coordination between application architects and developers to make sure design requirements are accurate and deliver the desired ROI for clients - Define and develop project requirements, functional specifications and detailed application solution designs for clients - Focus on the details as you develop technical documentation and test plans to support integration and deployment What we're looking for 6+ years of mainframe programming and on-call support experience coding in COBOL and DB2 in a JCL and IBM mainframe environment to include the following: - Mainframe programming: - TSO (Time Sharing Option) and MVS (Multiple Virtual Storage) environments - VSAM (Virtual Storage Access Method) vs Flat Files, including how data is structured and stored - EBCDIC data encoding format (Extended Binary Coded Decimal Interchange Code is an 8-bit character encoding developed by IBM to use on mainframe/midrange systems) - COBOL programming - Easytrieve and File Aid - Database programming & scripting: - SQL Server for querying and managing relational databases. - Write scripts and JCL (Job Control Language) to schedule and run batch jobs - Healthcare IT (claims, Medicaid or Medicare) systems experience is preferred. What you should expect in this role - Fully remote opportunity with the option to work anywhere within the United States - Opportunities to travel through your work (0-10%) - Willingness to work a flexible schedule to accommodate business needs and travel as required - Video cameras must be used during all interviews, as well as during the initial week of orientation The deadline to submit applications for this posting is March 31, 2026 #LI-SH1 #LI-REMOTE The pay range for this position is $80,000 - $100,000 per year, however, the base pay offered may vary depending on geographic region, internal equity, job-related knowledge, skills, and experience among other factors. Put your passion to work at Gainwell. You’ll have the opportunity to grow your career in a company that values work flexibility, learning, and career development. All salaried, full-time candidates are eligible for our generous, flexible vacation policy, a 401(k) employer match, comprehensive health benefits, and educational assistance. We also have a variety of leadership and technical development academies to help build your skills and capabilities. We believe nothing is impossible when you bring together people who care deeply about making healthcare work better for everyone. Build your career with Gainwell, an industry leader. You’ll be joining a company where collaboration, innovation, and inclusion fuel our growth. Learn more about Gainwell at our company website and visit our Careers site for all available job role openings. Gainwell Technologies is an Equal Opportunity Employer, where all qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical condition), age, sexual orientation, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Gainwell Technologies defines “wages” and “wage rates” to include “all forms of pay, including, but not limited to, salary, overtime pay, bonuses, stock, stock options, profit sharing and bonus plans, life insurance, vacation and holiday pay, cleaning or gasoline allowances, hotel accommodations, reimbursement for travel expenses, and benefits.

• Define and evolve architectural solutions that improve system performance, scalability, reliability, and operational excellence • Design and refine frameworks, tooling, and engineering standards that enhance system resilience and longterm maintainability • Partner closely with Product, Infrastructure, and Platform teams to embed sound architectural principles into planning, design, and delivery • Contribute hands-on to critical initiatives, including prototypes, proof-of-concepts, and production systems that demonstrate scalable, maintainable design • Guide teams in adopting robust distributed system patterns, ensuring fault tolerance, observability, and operational maturity are built in from day one • Provide thoughtful design reviews and technical guidance that raise the bar for engineering quality and consistency • Collaborate with engineering leaders to align architectural decisions with business priorities and long-term platform strategy.

• Own day-to-day administration of the Databricks environment on AWS, including workspace configuration, cluster policies, user and group management, access controls, and cost governance. • Design and evolve the Cardlytics Databricks architecture; establish reference architectures and standards for batch, streaming, and ML workloads. • Drive adoption of Unity Catalog for centralized RBAC, column-level security, data lineage, and metadata management; implement and maintain security best practices including encryption and audit logging. • Monitor platform health, define SLAs, and lead performance tuning for Spark jobs, Delta tables, and SQL warehouses; own incident response and root-cause analysis. • Serve as the primary technical partner for Analysts, ML Engineers, and Business users; develop self-service guides, onboarding materials, and best-practice documentation to reduce friction across all user groups. • Own the CI/CD strategy for Databricks deployments using Terraform, GitHub Actions, and Databricks Asset Bundles; enforce DevOps practices across the team. • Lead and mentor a small team of data/platform engineers; provide technical direction, drive engineering excellence, and manage the Databricks vendor relationship.