Senior IBM z/TPF Developer

Cognizant; Atlanta (GA); Hybrid; USD 110,000 - 170,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Paid Holidays

Paid Time Off

401(k) Plan

Disability Insurance

Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant is seeking a Senior IBM z/TPF Developer to design, develop, and support mission-critical, high-availability systems on IBM z/TPF platforms in a hybrid Atlanta setting.

You will collaborate with architects, SMEs, and distributed teams, applying TPF tools and industry-standard protocols, while driving root-cause analysis and sustainable fixes across the SDLC. Strong English communication is essential for technical leadership.

Qualifications

• 10+ years hands-on experience with IBM z/TPF / TPF (ALCS) environments.
• Proficiency with IBM Assembler, z/TPFDF, and general service macros.
• Experience using TPF Toolkit, TPF GI, and TPF test tools.

Responsibilities

• Design, develop, and debug applications using IBM z/TPF, Assembler (BAL), and z/TPFDF macros.
• Provide architectural and technical expertise for TPF communications and middleware integrations.
• Work with messaging and communication protocols including EDIFACT, TTY, XML, JSON, and TCP/IP based integrations.
• Troubleshoot complex production issues by recreating scenarios, performing root cause analysis, and delivering sustainable fixes.
• Collaborate closely with triage teams, onshore architects, and offshore engineers.
• Apply test driven development, execute unit test plans, and contribute across the SDLC.
• Prepare, analyze, and review system and technical documentation.
• Promote adherence to engineering standards and contribute to continuous process improvements.

Skills

IBM z/TPF

Assembler BAL

z/TPFDF

TPF Toolkit

EDIFACT

MQ

TCP/IP

z/VM CMS

English Communication

Education

Bachelor’s degree in CS/IT/Engineering

Tools

TPF GI

TPF Test Tools

Job description

About the role

As a Senior IBM z/TPF Developer, you will make an impact by designing, developing, and supporting mission-critical, high-availability systems on IBM z/TPF platforms. You will be a valued member of a specialized engineering team and will work closely with architects, SMEs, and distributed teams to maintain and modernize legacy transaction-processing environments.

Cognizant will only consider applicants for this position who are legally authorized to work in the United States without requiring Visa transfer or sponsorship now or at any time in the future.

In this role, you will:

• Design, develop, and debug applications using IBM z/TPF, Assembler (BAL), and z/TPFDF macros
• Provide architectural and technical expertise for TPF communications and middleware integrations
• Work with messaging and communication protocols including EDIFACT, TTY, XML, JSON, and TCP/IP based integrations
• Troubleshoot complex production issues by recreating scenarios, performing root cause analysis, and delivering sustainable fixes
• Collaborate closely with triage teams, onshore architects, and offshore engineers
• Apply test driven development, execute unit test plans, and contribute across the SDLC
• Prepare, analyze, and review system and technical documentation
• Promote adherence to engineering standards and contribute to continuous process improvements

Work model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible.
Based on this role’s business requirements, this is a hybrid position requiring a minimum of 2-3 days per week onsite at a Cognizant or client office in Atlanta.
Regardless of your working arrangement, we are here to support a healthy work life balance through our wellbeing programs.
The working arrangements for this role are accurate as of the date of posting and may change based on project, business, or client needs. We will always be clear about role expectations.

What you need to have to be considered

• 10+ years of Strong hands-on experience with IBM z/TPF / TPF (ALCS) environments
• Proficiency with IBM (Assembler), z/TPFDF, and general service macros
• Experience using TPF Toolkit, TPF GI, and TPF test tools
• Solid understanding of z/TPF concepts, structures, and SPM
• Experience with legacy messaging and communication protocols (EDIFACT, TTY, MATIP, MQ, Host to Host)
• Knowledge of middleware communication, networking fundamentals, and TCP/IP protocols
• Comfort working in z/VM CMS environments
• Strong English communication skills and ability to serve as a technical point of contact

These will help you stand out

• Working knowledge of Linux file systems and tools
• Experience with C/C++ on z/TPF or Linux platforms
• Exposure to hybrid cloud environments
• Familiarity with loosely coupled TPF images, VPARS, and IPL concepts
• Interest in modernizing legacy platforms while maintaining stability and performance

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent professional experience.

Note: Certain roles may require candidates to attend in-person interviews at Cognizant offices or client locations, depending on project requirements.

Salary and Other Compensation:

The annual salary for this position is depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.