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Mainframe Engineer

00068925951


Job Summary

Serve as an Mainframe Engineer specializing in mainframe based analytics and transaction processing solutions for enterprise clients applying deep expertise in Cobol DB2 Host/Mainframe JCL zOS Endevor ISPF TSO SAS

to design robust hybrid model systems that enhance stability performance and data driven decision making while aligning with business goals and social impact initiatives through reliable digital services.


Responsibilities

  • Design mainframe solution architectures that efficiently integrate TSO ISPF JCL Mainframe SAS Host Analytics DB2 and Cobol components to support highly reliable business critical workloads and reporting needs in a hybrid work environment.
  • Develop scalable batch and online processing strategies using JCL and Cobol that optimize resource utilization shorten processing windows and increase throughput for enterprise operations that impact customers and communities.
  • Implement robust data models and physical database structures in DB2 that improve query performance data integrity and auditability for analytical and transactional use cases across multiple business domains.
  • Create and refine Mainframe SAS and Host Analytics flows that transform complex raw data into accurate timely and trusted insights for decision makers across the organization.
  • Review and optimize existing Cobol programs JCL streams and DB2 access patterns to reduce failures minimize incident rates and enhance overall platform resilience for critical services.
  • Collaborate with cross functional teams spanning business analysts testers infrastructure specialists and data consumers to translate functional requirements into detailed mainframe design specifications.
  • Establish coding configuration and documentation standards for TSO ISPF based development activities that ensure maintainability traceability and consistent quality across distributed project teams.
  • Guide the adoption of reusable patterns for error handling logging and performance monitoring in Cobol DB2 and JCL that simplify support and reduce mean time to recovery during production incidents.
  • Coordinate with release and environment management stakeholders to define deployment approaches for mainframe changes that reduce risk avoid downtime and align with enterprise change management practices.
  • Assess technical risks related to capacity performance and data quality in mainframe solutions and propose targeted mitigation plans that protect business continuity and regulatory compliance.
  • Document end to end solution designs job flows data lineage and operational procedures in clear and accessible formats that support effective knowledge sharing across teams working in hybrid mode.
  • Support production issues by performing structured root cause analysis on mainframe components and by implementing preventive improvements that enhance platform stability and customer trust.
  • Engage with security compliance and governance partners to ensure that mainframe architectures and data flows meet enterprise standards and contribute to safe and responsible use of data for society.


Qualifications

  • Combine eight to ten years of progressive experience in mainframe engineering with practical solution design exposure that enables ownership of complex TSO ISPF JCL DB2 Cobol and analytics landscapes.
  • Demonstrate strong applied expertise in TSO ISPF for code development debugging dataset management and job control activities in large scale enterprise environments.
  • Exhibit advanced proficiency in JCL design and troubleshooting including utilities condition handling scheduling integration and performance tuning for high volume workloads.
  • Apply hands on experience with Mainframe SAS and Host Analytics to build curated data sets analytic jobs and reporting assets that support evidence based business decisions.
  • Show proven ability in DB2 database design SQL optimization and access path analysis that results in efficient and secure data retrieval for both batch and online processing.
  • Utilize deep Cobol programming experience to construct structured modular and maintainable code that supports complex business rules and long term system evolution.
  • Operate effectively in hybrid work arrangements by using collaboration tools documentation practices and communication habits that keep distributed stakeholders aligned on architecture decisions.
  • Engage with agile or iterative delivery approaches by refining technical tasks estimating effort and delivering incremental architecture and design artifacts that fit sprint objectives.
  • Display clear written and verbal communication skills that support effective discussions with technical and non technical partners about design options trade offs and impacts on users and society.

What we offer

  • The chance to work with impact. Here, you’re empowered to bring your biggest thinking to help our company and clients improve everyday life.
  • Ownership over your career. Stay at the top of your game through our award-winning learning and development ecosystem. And when your ambitions change or we offer new opportunities, we help you pivot by providing reskilling, on-the-job learning and guidance to find new roles that might be a better fit.
  • The opportunity to thrive on a high caliber team with heart. We celebrate each other’s experiences and perspectives and promote a sense of belonging through our affinity groups and diversity and inclusion initiatives.
  • A comprehensive total rewards package, including a competitive salary and a pension plan with matching contributions.
  • Flexible health and financial benefits to support you and your eligible dependents—from day one.
  • True work-life balance. Be at your best through paid time off, flexible work arrangements, volunteering opportunities, social events, and so much more.  

About us
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, building the bridge between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, realize tangible returns and keep global enterprises ahead in a fast-changing world. See how at www.cognizant.com or @cognizant.

Other employment-related information
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.

If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.

Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.

Your path to Cognizant

Wondering what to expect after you apply? Here’s a peek at our recruitment process—and keep in mind that not all candidates advance through every step and the process may vary depending on your role and location.

Your Application Midnight Blue RGB

Step 1: Application

Find an open role that aligns with your skills and career goals and show us why you’re the person for the job. Consider joining our Talent Community if you don’t find the right opportunity.

Phone Call Midnight Blue RGB

Step 2: Recruiter call

If one of our recruiters sees a fit, they’ll set up a short introductory call to learn more about you and how your experiences and skills align with the role.

Step 3: Interview(s)

If you and our team would like to continue the process, you’ll meet with one of our hiring managers. Some roles may also require technical assessments and/or client interviews.

Step 4: Final decision

Our hiring team will then review each candidates’ potential to succeed in the role. This process may take some time because we want to get it right—but you can count on us to keep you updated.

Benefits that help you thrive and grow

Our teams achieve incredible things when they feel fully supported. That’s why our benefits program is built around the diverse needs of our people—so they can enjoy a fulfilling, balanced and healthy life.

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Financial wellbeing

Financial wellbeing

We regularly review market data to ensure compensation is competitive and reflects the value you bring. Your benefits extend beyond pay and may include retirement plans, financial education, discount programs, etc.

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Physical and mental wellbeing

Physical and mental wellbeing

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counselling, our Mental Health Allyship program and more. 

Your Career, Your Way
Your career, your way

Your career, your way

With 90% of our associates building skills through GenAI training, job shadowing, industry certifications and more, you have everything you need to build a full career.

Professionals
Real-world impact

Real-world impact

Think about the biggest brands you rely on. Chances are, they rely on us to help strengthen their business. Here, you’ll turn bold ideas into solutions that improve lives everywhere.

02.2026 Superlearner Debashish
"Cognizant has one of the best learning ecosystems you can ask for. From sponsored certifications to training platforms to mentorship, we have all that we need to grow.”
Debashish Mishra SAP MM Developer
Laura Reynaud
"Cognizant offers me more than a job; it offers a community. We support each other, collaborate across borders and celebrate wins together. If you’re looking for a culture that values flexibility, diversity and growth, this is the place to be."
Laura Reynaud Lead Counsel
Lucas Hoffman
“I’ve had the chance to work on impactful projects and shadow colleagues, all while getting involved in internal initiatives. The world is your oyster at Cognizant—you just need to take advantage of it!”
Lucas Hoffman Consultant
Sujatha’S Journey Main
“When I first joined, I was quiet and hesitant to share my thoughts. The leadership programs and the mentoring I’ve received have helped me find my voice and grow as a leader.”
Sujatha Gopalakrishnan Portfolio Delivery Lead
Paulo Miguel Epili Main
"Nobody here says ‘that’s not my job.’ People just help. That’s the entrepreneurial culture that makes me stay at Cognizant.”
Paulo Miguel Epili Sr. Process Executive

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