Mainframe Security Administrator (f/m/d)

Clearstream Services Prague Branch • Prague

Build the future of financial markets. Build yours.

Ready to make a real impact in the financial industry? At Deutsche Börse Group, we'll empower you to grow your career in a supportive and inclusive environment. With our unique business model, driven by 15,000 colleagues around the globe, we actively shape the future of financial markets. Join our One Global Team!

Want to learn more?

Who we are

Deutsche Börse Group is one of the world’s leading exchange organisations and an innovative market infrastructure provider. With our products and services, we ensure that capital markets are fair, transparent, reliable, and stable. Together, we develop state-of-the-art IT solutions and offer our IT systems all over the world.

Within the Deutsche Börse Group, Clearstream is an international central securities depository (ICSD). It provides post-trade infrastructure and securities services for the international market and 59 domestic markets worldwide, with customers in 110 countries.

Prague

Your career at Deutsche Börse Group

Your area of work:

Deutsche Börse Group is one of the largest exchange organizations worldwide. As a financial marketplace organizer, the company provides a portfolio of services covering the entire process chain: securities and derivatives trading and clearing, netting and transaction settlement, risk management, custodian services and provision of market information.

The section Monitoring & Application Support is operating clearing and trading applications for the Deutsche Börse AG, Clearstream Banking and Braintrade on various platforms. As member of our security team you will support RACF, IMS, zLinux and IIQ security administration.

Your responsibilities:

User administration mainframe RACF, Linux, and IMS systems
Internal and external customer user account and password management
Defining and maintaining security profiles
Compiling and reviewing of system security reports
Maintaining security compliance processes with identity management system (IIQ)
Maintenance of digital certificates
Cloud security administration

Your profile:

University degree in IT or comparable qualification / IT background
Experience with z/OS system (incl. TSO, ISPF, REXX, JCL)
Knowledge of Mainframe operations and security area
Knowledge of TLS digital certificates
Knowledge of Mainframe RACF or IMS background
Knowledge of cloud technology
Resilience and ability to work with a high degree of reliability
Team player with good communication skills, highly motivated and flexible
Ability to work in a cross-location international team
Proficiency in written and spoken English

You can look forward to our benefit package:

Hybrid Work and Flexible working hours
Work from abroad - 12 days of remote work from EU countries per year
Group Share Plan - discount on company shares
Pension fund contribution - 3% of your gross salary (5% after 5 years with us)
Health & Wellbeing - fully covered Multisport card, life & accident insurance, sick days and 100% salary contribution during sick leave (up to 56 days)
25 vacation days
Mobility - fully covered public transport in Prague & free parking
Flexible Benefit Account (Pluxee) - 1200 per month
Personal Development - annual budget of €690 ... and way more!

Why Deutsche Börse Group?

We are committed to providing a work environment where everyone feels welcome and can reach their full potential. Our standards go far beyond simply matching candidates with the right position.

Mobility

We enable you to move freely with our job tickets, job (e-)bikes and free parking opportunities.

Work environment

Collaboration, communication, or deep focus – in our modern office buildings you will find the perfect work environment. Free drinks and food and meal allowances included.

Health and wellbeing

We care for your health and wellbeing and besides various health promotion measures we offer you a group accident insurance and additional insurance offers at discounted rates.

Financial stability

We provide financial stability by offering attractive salaries, company pension schemes, participation in our Group Share Plan, as well as bonuses, subsidies and discounts.

Hybrid work

Collaborate and exchange on-site or work remotely several days a week in line with business needs and local regulations. Our hybrid working model combines the best of both worlds.

Flexible working hours

We want your job to fit your life situation and offer flexible working time models, childcare allowance, or the possibility to study alongside your job.

Internationality

Our market infrastructures are globally connected. Working with us means collaborating with like-minded colleagues across over 60 locations from more than 100 nations.