# Mainframe Core Tech Specialist

**Company**: GCIO
**Location**: Kraków, MAŁOPOLSKIE
**Work arrangement**: onsite
**Experience**: senior
**Job type**: full-time
**Salary**: 22317 - 27000 PLN monthly, gross
**Category**: Engineering
**Industry**: Finance

**Apply**: https://portal.careers.hsbc.com/careers/job/563774612592356?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_680f5b92-3fd

## Description

Join HSBC's z/OS Mainframe Engineering team in Kraków, Poland, supporting Germany's IBM infrastructure, one of the largest in Europe. As a z/OS Systems Programmer, you'll ensure critical engineering services are operated, maintained, and upgraded, combining hands-on production support with engineering and change delivery.

**Responsibilities:**

- Upgrade, maintain, and support the z/OS operating system

- Upgrade, maintain, and support ISV products, particularly from IBM and Broadcom

- Oversee deployment, planning, configuration, and testing for platform and software changes

- Create and implement changes while keeping essential environments stable and compliant

- Resolve production incidents and provide production support to restore service quickly

- Contribute to global product engineering to develop technical solutions across regions and countries using agile methodology

- Participate in a support rota providing 24x7 cover, including on-call

- Provide off-hours support for implementation of software changes and projects requiring software expertise

**Requirements:**

- Extensive experience in mainframe systems programming

- Strong knowledge across z/OS, SMP/E, TSO/ISPF, USS, SDSF, and JCL

- Proven knowledge of IBM and CA/Broadcom products with the ability to work independently

- Strong problem determination skills in production environments

- Experience supporting the z/OS Mainframe Network environment

- Experience administering file transmission products such as Connect:Direct and FTP

- Understanding of z/OS networking services, related structures, software, and protocols

- Knowledge of network security disciplines such as IPSec, TLS/SSL, and certificates

**What we offer:**

- Competitive salary: 22317 - 27000 PLN monthly, gross

- Additional car allowance: 4786 PLN monthly, gross

- Comprehensive benefits package, including healthcare, family-friendly leaves, pension, and life assurance

- Additional bonuses for recognition awards

- Multisport card

- Private medical care

- Life insurance

- One-time reimbursement of home office set-up (up to 800 PLN)

- Cafeteria platform

- Employee assistance program

- Additional contributions to PPK scheme

- Corporate parties & events

- CSR initiatives

- Nursery discounts

- Financial support with trainings and education

- Social fund

- Flexible working hours

- Free parking

## Skills

### Required
- z/OS
- SMP/E
- TSO/ISPF
- USS
- SDSF
- JCL
- IBM
- Broadcom
- Connect:Direct
- FTP
- IPSec
- TLS/SSL

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Source: [Apply at portal.careers.hsbc.com](https://portal.careers.hsbc.com/careers/job/563774612592356?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)