z/OS Technician

About HCLTech

HCLTech is a global technology company, spread across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. We are powered by our people a global, diverse, multi-generational talent - representing 161 nationalities whose unique spark, perspective and boundless passion drive our culture of proactive value creation and problem-solving.

Our purpose is to bring together the best of technology and our people to supercharge progress for everyone, everywhere our clients, partners, their stakeholders, communities, and the planet. As a company, we are deeply focused on accelerating our ESG agenda. We are also creating technology-enabled sustainable solutions with and for our clients and partners. We embed ESG imperatives into every aspect of our business and ensure that the progress we supercharge is responsible, inclusive and beneficial to all our stakeholders in the long term. We have committed to achieving net zero by 2040.

To learn more about how we can supercharge progress for you, visit

Join our dynamic global team as a z/OS Technician, where you will be responsible for supporting shared services and ensuring the smooth operation of our mainframe environment. You will work on a variety of tasks, including both routine operations and one-time projects, providing critical support to our customers.

This role involves on-call duties approximately every 4th week, requiring flexibility and commitment to service excellence.

Key Responsibilities:

• Support and maintain communication servers and mainframe network components
• Troubleshoot and resolve issues related to SNA, VTAM, TCP/IP, and TPX
• Read and interpret manuals to find effective solutions
• Collaborate with team members to ensure high availability and performance
• Participate in on-call rotation and provide timely support for shared services

Mandatory Skills:

• Experience with Communication Servers, SNA, VTAM, Mainframe TCP/IP, and TPX
• Strong troubleshooting skills in communication environments
• Passion for learning and problem-solving in mainframe communication topics
• Fluency in English and Hungarian, both oral and written
• Minimum of 3+ years of professional experience in a related role

Preferred Skills:

• TDSLINK, NFTP, FTP Server, Mail Server, Policy Agent

Qualifications:

• Proven experience in mainframe communication and networking
• Ability to read and understand technical manuals
• Excellent communication skills and team collaboration

What We Offer:

• Opportunity to work with a global team on challenging projects
• Continuous learning and professional development
• Competitive salary and benefits package