z/OS System Programmer
3 weeks ago
Job Title: z/OS System Programmer
Location: Chennai, Bangalore, Noida
Experience: 7–10 Years
Employment Type: Full-Time
- Mainframe z/OS Systems Programmer : 7-10 years of hands-on experience as a Mainframe Systems Programmer.
- Job Summary: We are seeking a highly skilled and experienced Mainframe z/OS Systems Programmer to join our dynamic IT team. The successful candidate will be responsible for the installation, maintenance, and upgrade of the z/OS operating system, as well as various Independent Software Vendor (ISV) products. This role requires deep technical expertise in mainframe technologies, a strong understanding of system performance tuning, problem diagnosis, and a commitment to ensuring the stability, security, and efficiency of our critical mainframe infrastructure.
- Key Responsibilities:
- z/OS Upgrades and Maintenance:
- Plan, prepare, and execute z/OS operating system upgrades (e.g., from z/OS 2.x to z/OS 3.x), including pre-installation checks, customization, testing, and post-upgrade verification.
- Apply IBM PTFs (Program Temporary Fixes) and APARs (Authorized Program Analysis Reports) to maintain system integrity and resolve reported issues.
- Perform regular IPLs (Initial Program Loads) and system restarts as required for maintenance and upgrades.
- Monitor z/OS system health, performance, and resource utilization using tools like RMF, SMF, Omegamon, etc.
- ISV Product Management:
- Install, configure, upgrade, and maintain a wide range of Independent Software Vendor (ISV) products (e.g., Broadcom/CA, BMC, IBM, Rocket Software, etc.). This includes products for security (ACF2, Top Secret, RACF), performance monitoring, job scheduling (CA-7, TWS), storage management (SMS, CA-Disk, FDR/ABR), database (DB2, IMS, VSAM), and other utilities.
- Collaborate with vendors for problem resolution, licensing, and technical support.
- Ensure compatibility and integration of ISV products with the z/OS environment.
- System Maintenance and Support:
- Perform system IPLs, reconfigurations, and PARMLIB updates.
- Manage and maintain critical system datasets (e.g., SYSRES, Page datasets, SMF datasets).
- Provide expert-level support for mainframe incidents, including problem determination, diagnosis, and resolution in a timely manner.
- Participate in on-call rotation for 24/7 support of critical systems.
- Performance Tuning and Optimization:
- Analyze system performance data to identify bottlenecks and recommend improvements.
- Tune various z/OS components, WLM (Workload Manager), and ISV products to optimize resource utilization and application performance.
- Automation and Scripting:
- Develop and maintain REXX, JCL, and other scripts for system automation, monitoring, and administrative tasks.
- Disaster Recovery and Business Continuity:
- Participate in the planning, testing, and execution of disaster recovery procedures for the mainframe environment.
- Ensure high availability and recoverability of critical systems.
- Documentation and Best Practices:
- Create and maintain comprehensive system documentation, including installation guides, configuration details, operational procedures, and troubleshooting guides.
- Adhere to ITIL best practices for change management, incident management, and problem management.
- Collaboration and Mentorship:
- Work closely with application development teams, database administrators, operations staff, and other infrastructure teams.
- Mentor junior systems programmers and share knowledge effectively.
- Security and Compliance:
- Implement and enforce security best practices within the z/OS environment and for ISV products.
- Ensure compliance with internal security policies and external regulations.
- Required Skills and Experience:
- 7-10 years of hands-on experience as a Mainframe Systems Programmer.
- In-depth knowledge and hands-on experience with z/OS operating system installation, configuration, and maintenance.
- Proven experience with major z/OS upgrades (e.g., from one version to another).
- Strong proficiency in JCL, TSO/ISPF, SMP/E, JES2/JES3.
- Extensive experience with the installation and support of various ISV products from vendors such as Broadcom/CA, BMC, IBM, and Rocket Software. Specific product experience in areas like:
- Security: RACF, ACF2, or Top Secret
- Performance Monitoring: Omegamon, RMF, SMF
- Scheduling: CA-7, TWS/OPC
- Storage Management: SMS, DASD management tools (e.g., CA-Disk, FDR/ABR)
- Database: DB2, IMS, VSAM
- Utilities: DFSORT, Syncsort
- Solid understanding of mainframe networking (TCP/IP, VTAM).
- Experience with z/OS performance tuning and capacity planning.
- Proficiency in REXX or other scripting languages for automation.
- Strong problem-solving, analytical, and troubleshooting skills.
- Excellent communication (written and verbal) and interpersonal skills.
- Ability to work independently and as part of a team in a fast-paced environment.
- Strong commitment to quality and attention to detail.
- Desired Skills and Experience (Plus Points):
- Experience with Parallel Sysplex environments.
- Knowledge of z/VM or Linux on Z.
- Experience with mainframe modernization initiatives or hybrid cloud environments.
- Certifications related to z/OS or specific mainframe technologies.
-
CICS System Programmer-Z/OS Mainframe
3 weeks ago
Chennai, Tamil Nadu, India, Tamil Nadu TECEZE Full timeJob Title: CICS System Programmer – z/OS Mainframe Location: Chennai, Noida, Bangalore Experience: 5–8 Years Job Type: Full-TimeJob Title: CICS System Programmer – z/OS Mainframe JD CICS System programmer 5-8 years of extensive hands-on experience as a CICS Systems Programmer on z/OS. Job Summary: We are seeking a highly skilled and experienced...
-
Mainframe z/OS System Programmer
7 days ago
Chennai, Tamil Nadu, India Kyndryl Full time ₹ 12,00,000 - ₹ 36,00,000 per yearQui nous sommesChez Kyndryl, nous concevons, développons, gérons et modernisons les systèmes technologiques essentiels dont le monde dépend au quotidien. Alors pourquoi travailler chez Kyndryl? Nous allons toujours de l'avant – nous nous poussons sans cesse à aller plus loin dans nos efforts pour construire un monde plus équitable et inclusif pour...
-
z/OS Performance, Capacity, and Monitoring
3 weeks ago
Chennai, Tamil Nadu, India, Tamil Nadu TECEZE Full timeJob Title: z/OS Performance, Capacity, and Monitoring (PCM) ExpertWork : HybridLocation: Chennai, Bangalore, NoidaExperience: 8+Job Summary:We are seeking a highly experienced and analytical z/OS PCM Expert to join our mainframe infrastructure team. This role is responsible for ensuring optimal performance, capacity planning, and proactive monitoring of z/OS...
-
DB2 Systems Programmer
2 weeks ago
Chennai, Tamil Nadu, India TECEZE Full time ₹ 1,20,000 - ₹ 1,80,000 per yearJob Title: DB2 Systems Programmer (Mainframe z/OS)Location: Chennai, Bangalore, NoidaExperience: 5-8 yearsWork mode: HybridJob Summary:The DB2 Systems Programmer is responsible for installation, maintenance, and upgrade of IBM DB2 for z/OS subsystems, ensuring optimal performance, availability, and stability. Works with DB2 DBAs, z/OS Systems Programmers,...
-
Systems Engineering
7 days ago
Chennai, Tamil Nadu, India Fiserv Full time ₹ 1,04,000 - ₹ 1,30,878 per yearCalling all innovators – find your future at Fiserv.We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card,...
-
Mainframe Systems Programmer
1 hour ago
Chennai, Tamil Nadu, India Ensono Full time ₹ 15,00,000 - ₹ 25,00,000 per yearWe are looking for a motivated individual with extensive automation experience. We are willing to train, but it would have to be a highly motivated person with the following background. The right individual would be a self starter who has a thorough understanding of computer systems and hardware. Operational experience is a must and many of our most...
-
Mainframe Programmer
2 weeks ago
Chennai, Tamil Nadu, India Live Connections Full time ₹ 15,00,000 - ₹ 25,00,000 per yearHiring – Mainframe Professionals (Multiple Roles Across India)Locations:Bangalore | Pune | Chennai | Hyderabad | NoidaEmail:We are currently hiringexperienced Mainframe professionalsfor multiple roles across leading enterprise environments.Only candidates with strong Mainframe experience inApplication Development, Application Support, Application...
-
Senior Mainframe System Programmer
7 days ago
Chennai, Tamil Nadu, India Ensono Full time ₹ 20,00,000 - ₹ 25,00,000 per yearJob Role SummaryThe Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new operating systems and other 'system' software. Also, the Maintenance and debugging of systems software. Coordination and the IOGEN work for new MF hardware. Research and evaluation of new software and...
-
Mainframe Zos System Programmer
5 days ago
Chennai, Tamil Nadu, India Fiserv Full time ₹ 12,00,000 - ₹ 36,00,000 per yearJob Description *What does a successful Mainframe Infrastructure Engineering, Senior Advisor do?As the Mainframe Infrastructure Engineering at Fiserv, you will be at the forefront of driving the core engineering, design, and implementation of our mainframe computing environment. You will oversee strategic initiatives that modernize and optimize mainframe...
-
Chennai, Tamil Nadu, India Kyndryl Full time ₹ 12,00,000 - ₹ 36,00,000 per yearWho We AreAt Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward – always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.The RoleAs a...