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Mainframe Billing System Developer Jobs (NOW HIRING)

Georgia IT, Inc.

Lead Mainframe Developer

O Fallon, MO · On-site

$45.75 - $59/hr

Georgia IT, Inc. is seeking a Lead Mainframe Developer. The role involves maintaining and ... Responsibilities : • Working experience in CAMS, Settlement / Billing Systems with DXC Hogan ...

Georgia IT, Inc.

Lead Mainframe Developer

O Fallon, MO · On-site

$45.75 - $59/hr

Georgia IT, Inc. is seeking a Lead Mainframe Developer to join their team. The role involves ... Responsibilities : • Working experience in CAMS, Settlement / Billing Systems with DXC Hogan ...

Creative G C

Mainframe z/OS System Programmer

Columbia, MD · Remote

$56.25 - $71.75/hr

Role: Mainframe z/OS System Programmer Location: Remote Duration: 12+ Months Contract Task Description: As an US Citizen and as a Senior System Programmer (Mainframe) supporting IBM z15 and z16 ...

Synechron

Mainframe System Programmer

Manhattan, NY · On-site

$110K - $130K/yr

Job Summary We are seeking a skilled Mainframe Systems Programmer with experience in IBM z/OS ... Exposure to DevOps practices and automation within mainframe environments * Knowledge of enterprise ...

Accel BI

Mainframe System Programmer

Raleigh, NC · On-site

$53.50 - $68/hr

accel bi corporation is seeking an experienced Mainframe Systems Programmer to join our team in Raleigh, North Carolina. This is a full-time W2, onsite position. The selected candidate will serve as ...

ClifyX

Mainframe Automation System Programmer

Plano, TX · On-site

$53 - $67.50/hr

Required : • 5+ years in Mainframe System Programming with strong focus on automation. • ... and DevOps practices for mainframe. Preferred : • Exposure to Ansible for z/OS or similar ...

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How much do mainframe billing system developer jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for mainframe billing system developer in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

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For Mainframe Billing System Developer jobs, the most frequently searched job titles are:

Infographic showing various Mainframe Billing System Developer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Mainframe COBOL - JCL Developer (Healthcare Billing)

Albany, NY • On-site

InterSources Inc
Recruiting and Staffing Services • 51 - 200 employees
Learn more about InterSources Incexternal

$48.75 - $62.50/hr

Full-time

Re-posted 26 days ago

Job description

Job Summary:
InterSources Inc. is a Small, Woman, and Minority-Owned Business Enterprise with over 18 years of experience in IT Consulting Services. They are seeking a Mainframe COBOL - JCL Developer to execute the full software development life cycle, develop and maintain batch applications, and support billing systems for Medicare and Medicaid.
Responsibilities:
• Execute full software development life cycle (SDLC)
• Use IBM COBOL, JCL, CA-IDMS, CA-ADS to develop/maintain batch/online applications in an IBM z/OS environment. Perform analysis, design, coding, and testing of changes based on State/Federal mandates or requests from the Client State Operations Finance Group.
• Support billing of Medicare, Medicaid, Third Party Health Insurance (TPHI), & individuals (private parties). Monitor batch production jobs, analyze results, and address any aborts/system failures as needed. Diagnose and debug production issues reported via ITSM.
• Prepare database scripts for the purpose of creating/modifying Oracle tables, packages, stored procedures, indexes, constraints, triggers, etc .
• Maintain/support multiple batch based data feeds/exchanges between Oracle and IDMS environments.
• Maintain/support encryption of mainframe data as needed using ASPG MegaCryption.
• Work with members of the Billing unit, DBA unit, and the office for Information Technology Services to migrate batch and online application changes to the QA and Production platforms following standard migration procedures.
• Work with business owners, users, and technical support staff to identify changes that are needed and the solution for implementing them.
• Mentor and assist other programmers, both state and consultant, providing guidance for debugging, troubleshooting, securing and deploying applications, data access, data communications and system architecture configurations.
• Report status of current tasks and outstanding issues to supervisor.
Qualifications:
Required:
• 84 Months Experience developing and maintaining mainframe batch programs using IBM COBOL to add, modify, process data in a mainframe database management system such as CA-IDMS
• 84 Months Experience with developing/ maintaining a billing system(s) that bills Medicare, Medicaid, & commercial insurance for services rendered
• 84 Months Experience working with Electronic Data Interchange (EDI) Health Insurance transactions. This includes but is not limited to the 837& 835 transactions
• 84 Months Experience with IBM JCL utilizing utilities such as IDCAMS, IEBGENER, IEFBR14, SORT, etc.
• 60 months Experience working with PHI and HIPAA in a complex health related organization.
• 12 months Experience encrypting data with mainframe ASPG MegaCryption in an IBM z\OS environment.
• 36 months Experience with ORACLE performing functions such as writing complex queries, creating packages, stored procedures, functions, & tables.
Company:
InterSources Inc. solves operational problems where protection, performance, compliance, AI, and workforce capability must work together. Founded in 2007, the company is headquartered in Fremont, USA, with a team of 501-1000 employees. The company is currently Late Stage.
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About InterSources

Sourced by ZipRecruiter

In 2007, Our journey began as pioneers in the realm of technology and security. Since then, InterSources Inc. has evolved into a trusted partner, leading the way in Cloud Security, Cybersecurity, PLG Consulting, Digital Transformation, and Professional Services. With a rich history of excellence and a forward-thinking approach, we continue to secure your digital future and drive innovation. Explore our legacy of success and discover the possibilities that lie ahead.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Fremont, CA, US

Social media

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