System Architect

About the opportunity

Oddball believes that the best products are built when companies understand and value the things they are working on. We value learning and growth and the ability to make a big impact at a small company. We believe that we can make big changes happen and improve the daily lives of millions of people by bringing quality software to the federal space. This position is contingent upon contract award. As a Key Personnel role, the selected candidate will be asked to sign a letter of intent and may be invited to participate in oral presentations or pre-award activities as part of the proposal process. We're looking for a System Architect to join our CMS team, serving as the senior technical authority for a Medicare Part A claims processing system built on a 3+ million line COBOL mainframe. What you'll be doing: Own the technical integrity of the FISS architecture across all changes, enhancements, and modernization efforts Guide how the mainframe integrates with cloud-hosted components and modern API-based services on AWS Define architectural standards and review all technical decisions that touch the core system Ensure COBOL, CICS, and VSAM changes are made safely without introducing risk to claims processing Collaborate with modernization engineers working in Java and API development to ensure clean integration patterns Serve as the technical escalation point for complex issues across the program What you’ll bring: Deep hands-on experience with COBOL and IBM mainframe environments including CICS and VSAM Experience integrating mainframe systems with cloud-hosted or API-based components Familiarity with AWS and modern API development patterns Experience on Medicare or Medicaid claims processing systems is a strong plus Thrives in a remote, collaborative environment and communicates clearly across technical and non-technical audiences Performs other related duties as assigned. Requirements: Applicants must be authorized to work in the United States. In alignment with federal contract requirements, certain roles may also require U.S. citizenship and the ability to obtain and maintain a federal background investigation and/or a security clearance. Education: Bachelor’s degree Benefits: Fully remote Yearly stipend Comprehensive Benefits Package Company Match 401(k) plan Flexible PTO, Paid Holidays Oddball is an Equal Opportunity Employer and does not discriminate against applicants based on race, religion, color, disability, medical condition, legally protected genetic information, national origin, gender, sexual orientation, marital status, gender identity or expression, sex (including pregnancy, childbirth or related medical conditions), age, veteran status or other legally protected characteristics. Any applicant with a mental or physical disability who requires an accommodation during the application process should contact an Oddball HR representative to request such an accommodation by emailing hello@Oddball.io Compensation: At Oddball, it’s important each employee is compensated competitively and fairly. In alignment with state legal requirements. A range for the included position is listed below. Be advised, actual offer details are determined by job category, job location, and candidate skill level. United States Wage Range: $120,000 – $165,000

About Oddball

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Listing date 27/10/2026. Source last checked 28/10/2026, 3:46:23 am India time. A source check is not an employer reconfirmation.