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Mainframe Jobs in Springfield, IL (NOW HIRING)

Cobol Developer

Springfield, IL

$49.75 - $67.50/hr

An experienced developer with mainframe/COBOL experience to work in business application development. Environment and tools are IBM Mainframe platform, z/OS operating system, TSO/ISPF and DB2.

COBOL Programmer Seeking candidates for an experienced developer with mainframe/COBOL experience to work in business application development. Environment and tools are IBM Mainframe platform, z/OS ...

Cobol Developer

Springfield, IL · On-site

$49.75 - $67.50/hr

An experienced developer with mainframe/COBOL experience to work in business application development. Environment and tools are IBM Mainframe platform, z/OS operating system, TSO/ISPF and DB2.

Ability to research mainframe system manuals to determine set up requirements and changes needed to support taxing requirements and payment allocations * Strong written and verbal communications ...

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Mainframe information

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How much do mainframe jobs pay per hour?

As of Jul 5, 2026, the average hourly pay for mainframe in Springfield, IL is $52.90, according to ZipRecruiter salary data. Most workers in this role earn between $46.68 and $60.05 per hour, depending on experience, location, and employer.

What is the average salary for mainframe jobs?

The average salary for mainframe professionals typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or specialized skills in mainframe environments, such as COBOL or JCL, can command higher salaries. Many positions also offer benefits like retirement plans and training opportunities.

What jobs in the US pay 300,000 a year?

Mainframe professionals such as senior systems architects, lead developers, and IT managers with extensive experience and specialized skills can earn $300,000 or more annually. These roles often require expertise in mainframe technologies like COBOL, JCL, and mainframe security, along with certifications and leadership responsibilities.

What are the key skills and qualifications needed to thrive as a Mainframe Developer, and why are they important?

To excel as a Mainframe Developer, a strong background in COBOL, JCL, mainframe operating systems (like z/OS), and database management is essential, often supported by a degree in computer science or a related field. Familiarity with tools such as IBM DB2, CICS, VSAM, and mainframe version control systems is typically required, and certifications like IBM Certified System Programmer can be advantageous. Analytical thinking, problem-solving abilities, and effective communication are important soft skills for identifying issues and collaborating with cross-functional teams. These skills ensure reliable maintenance, development, and modernization of mission-critical legacy systems that support large-scale business operations.

Is mainframe a good career option?

Mainframe careers involve working with large-scale computer systems used by many organizations for critical applications. The role typically requires knowledge of programming languages like COBOL, system administration, and understanding of legacy systems, with steady demand in finance, government, and large enterprises. It can be a stable career with opportunities for specialization and certification but may require ongoing learning of evolving technologies.

What Is a Mainframe Application Developer Job Description?

The job description of a mainframe application developer is to sustain the central data processing system, or mainframe. Common duties include designing applications, analyzing data, running reports, and deploying mainframe applications. This job requires a great deal of collaboration to keep the mainframe going and a strong understanding of mainframe languages. A key part of this role is to align the design of the mainframe with changing business needs.

What are mainframes and what do they do?

Mainframes are powerful computers used mainly by large organizations for critical applications, bulk data processing, large-scale transaction processing, and enterprise resource planning. They are known for their reliability, scalability, and security, making them essential for industries like banking, healthcare, and government. Mainframes can handle thousands of users and transactions simultaneously, supporting the core operations of many businesses.

What are some typical challenges faced by mainframe professionals when integrating legacy systems with modern technologies?

Mainframe professionals often encounter challenges when integrating legacy systems with newer technologies, such as ensuring data compatibility, managing security protocols, and minimizing downtime during migration. These tasks require a deep understanding of both the existing mainframe architecture and the modern platforms being introduced. Collaboration with cross-functional teams—including application developers, security specialists, and project managers—is essential to ensure seamless integration and to address potential issues proactively. Staying updated on the latest integration tools and best practices also helps in overcoming these challenges efficiently.

Can AI replace mainframe?

Mainframe professionals work with large-scale, mission-critical systems that require specialized skills in legacy technologies, security, and data management. While AI can automate certain tasks like data analysis and system monitoring, it is unlikely to fully replace mainframe roles due to the complexity and reliability requirements of mainframe environments. Instead, AI tools are often integrated to enhance efficiency and support mainframe operations.

What is the difference between Mainframe vs Mainframe Developer?

AspectMainframeMainframe Developer
Primary RoleMaintains and manages mainframe hardware and systemsDesigns, develops, and tests mainframe applications
Skills & CertificationsKnowledge of mainframe hardware, OS, and basic scriptingProficiency in COBOL, JCL, and mainframe programming languages
Work EnvironmentData centers, enterprise IT departmentsDevelopment teams within mainframe environments
Industry UsageUsed by organizations with legacy systemsDevelops and maintains those legacy systems

While Mainframe professionals focus on maintaining the hardware and system infrastructure, Mainframe Developers specialize in creating and updating mainframe applications. Both roles require knowledge of mainframe environments, but their responsibilities differ significantly within the same industry.

What are the most commonly searched types of Mainframe jobs in Springfield, IL? The most popular types of Mainframe jobs in Springfield, IL are:
What are popular job titles related to Mainframe jobs in Springfield, IL? For Mainframe jobs in Springfield, IL, the most frequently searched job titles are:
What job categories do people searching Mainframe jobs in Springfield, IL look for? The top searched job categories for Mainframe jobs in Springfield, IL are:
What cities near Springfield, IL are hiring for Mainframe jobs? Cities near Springfield, IL with the most Mainframe job openings:

Senior Software Development Engineer Mainframe COBOL CICS

Oak St. Health

Springfield, IL • On-site

$92K - $222K/yr

Other

Medical, Dental, Vision, Retirement, PTO

Posted 13 days ago


Job description

Senior Software Development Engineer

We're building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you'll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time.

As a Senior Software Development Engineer at CVS Health, you will be responsible for designing, developing, and implementing digital solutions and systems. This role requires technical expertise to architect and code software applications, perform system testing and debugging, collaborate with cross-functional teams, and contribute to the strategic technical direction and innovation of digital engineering initiatives. You will work in an Agile scrum team environment, in close collaboration with business partners, product owners, architecture and other IT partners.

As part of the AT Claim Organization, you will be responsible for code deliverables on both long and short-term projects effectively, while working collaboratively in inter-departmental settings to accomplish tasks and goals. The Claim Organization is accountable for CVS Health's Health Care Benefits division (Aetna) commercial claim processing and the surrounding ecosystem of commercial claim applications to support internal business operations and the external Member and Provider experience.

Responsibilities
  • Designs and develops the technical architecture and infrastructure necessary for digital solutions.
  • Writes code, develops software components, and implements functionalities based on project requirements.
  • Collaborates with development team members and stakeholders to make architectural decisions, propose design patterns, and ensure scalability, performance, and maintainability of digital solutions.
  • Applies programming skills to design and implement features, optimize performance, and maintain code efficiency.
  • Integrates various software components or systems to facilitate communication and interoperability across different parts of the digital solution.
  • Develops and executes test cases, conducts code reviews, performs debugging, and resolves issues to maintain reliability, stability, and quality in digital solutions.
  • Participates in agile or other development methodologies, attends meetings, contributes to project planning, and supports the progress of digital projects.
  • Evaluates new tools, frameworks, and techniques to enhance digital solutions and encourage innovation within the development team.
  • Prepares and maintains technical documentation, including system designs, architecture diagrams, and code documentation, while sharing expertise with team members to support knowledge transfer and collaboration.
Required Qualifications
  • 5+ years of experience with the following:
    • Mainframe development and support, utilizing several of the following technologies: COBOL, JCL, CICS, DB2, SQL, MQ, Xpeditor, Endevor or similar source control application
    • Systems analysis
    • Software design principles and software architecture
    • Agile delivery methodologies
    • Strong analytical and problem-solving skills
    • Strong written and verbal communication skills
    • Ability to manage changing priorities
    • Ability to work in a team environment to deliver projects
  • 2+ years of experience with large-scale offshore vendor support arrangements
  • 2+ years of healthcare experience in one or more of these areas:
    • Claim Adjudication
    • Claim Payment/Banking, Electronic Funds Transfer
Preferred Qualifications
  • Experience with healthcare claim administration.
Education
  • Bachelor's degree or equivalent experience (Highschool diploma plus 4 years relevant work experience)

Anticipated Weekly Hours: 40

Time Type: Full time

Pay Range: The typical pay range for this role is: $92,700.00 - $222,480.00. This pay range represents the base hourly rate or base annual full-time salary for all positions in the job grade within which this position falls. The actual base salary offer will depend on a variety of factors including experience, education, geography and other relevant factors. This position is eligible for a CVS Health bonus, commission or short-term incentive program in addition to the base pay range listed above.

Our people fuel our future. Our teams reflect the customers, patients, members and communities we serve and we are committed to fostering a workplace where every colleague feels valued and that they belong.

Great benefits for great people. We take pride in offering a comprehensive and competitive mix of pay and benefits that reflects our commitment to our colleagues and their families. This full‑time position is eligible for a comprehensive benefits package designed to support the physical, emotional, and financial well‑being of colleagues and their families. The benefits for this position include medical, dental, and vision coverage, paid time off, retirement savings options, wellness programs, and other resources, based on eligibility.