System Administrator

Calling 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, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

System Administrator

What does a successful System Administrator do?

The system administrator Poseidon is holistically responsible for our network operations application Poseidon. Based on OLTP, Poseidon serves as the central interface between terminals and Girocard issuers (head offices) and credit card acquirers and supports our NSP business as a routing and clearing system.

What you will do:

• Administration and ensuring the operation of the Poseidon application
• Definition, planning, and testing of application extensions and updates, including documentation
• Management of system events and troubleshooting
• Continuous monitoring and optimization of performance
• Participation in projects (implementation of compliance requirements, cloud migrations, database implementations of new solutions)
• Setup, configuration, and cyclical testing of the DR solution
• Support and communication with our internal and external customers/interfaces
• Updating and documentation of ZKA keys
• Organization and support of ITIL processes change/problem/incident management

What you will need to have:

• Degree in computer science, business informatics, mathematics, or a comparable qualification
• Several years of experience as a system administrator, preferably in transaction processing
• Ideally, experience with technical communication protocols
• Fluent German and English skills, both spoken and written
• 3-5 years of experience as system administrator

What would be great to have:

• Knowledge of a programming language (Java) is an advantage
• Independent and goal-oriented work style with simultaneous team and partner orientation
• High level of commitment and resilience
• Strong analytical, communication, and problem-solving skills

Was macht einen erfolgreichen Systemadministrator Poseidon aus?

Der Systemadministrator Poseidon ist ganzheitlich für unsere Netzbetriebsapplikation Poseidon verantwortlich. Basierend auf OLTP nimmt Poseidon die Funktion der zentralen Schnittstelle zwischen Terminals und Girocard-Issuern (Kopfstellen) und Kreditkarten-Acquirern ein und unterstützt als Routing- und Clearing-System unser NSP-Geschäft.

Was Sie tun werden:

• Administration und Sicherstellung des Betriebs der Poseidon-Applikation
• Definition, Planung und Test von Anwendungserweiterungen und Aktualisierungen inkl. Dokumentation
• Management der Systemereignisse und Fehlerbehebung
• Ständige Überwachung und Optimierung der Leistung
• Mitarbeit in Projekten (Umsetzung von Compliance-Anforderungen, Cloud-Migrationen, Datenbank-Implementierungen von neuen Lösungen)
• Einrichtung, Konfiguration und zyklisches Testen der DR-Lösung
• Support und Kommunikation mit unseren internen und externen Kunden/Schnittstellen
• Aktualisierung und Dokumentation der ZKA-Schlüssel
• Organisation und Unterstützung der ITIL-Prozesse Change-/Problem-/Incident-Management

Was Sie mitbringen sollten:

• Studium der Informatik, Wirtschaftsinformatik, Mathematik oder eine vergleichbare Ausbildung
• Mehrjährige Erfahrung als Systemadministrator, möglichst im Bereich Transaktionsverarbeitung
• Idealerweise Erfahrung mit technischen Kommunikationsprotokollen
• Fließende Deutsch- und Englischkenntnisse in Wort und Schrift
• 3-5 Jahre Erfahrung als Systemadministrator

Was von Vorteil wäre:

• Kenntnisse einer Programmiersprache (Java) sind von Vorteil
• Selbständige und zielorientierte Arbeitsweise bei gleichzeitiger Team- und Partnerorientierung
• Hohes Engagement und Belastbarkeit
• Starke Analyse-, Kommunikations- und Problemlösungsfähigkeiten

Der Bewerbungsprozess:

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Thank you for considering employment with Fiserv. Please:

• Apply using your legal name
• Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

What you should know about us:

Fiserv is a global leader in payments and financial technology with more than 40,000 associates proudly serving clients in more than 100 countries. As one of Fortune magazine's "World's Most Admired Companies™" 9 of the last 10 years, one of Fast Company’s Most Innovative Companies, and a top scorer on Bloomberg’s Gender-Equality Index, we are committed to innovation and excellence. 

Our commitment to Diversity and Inclusion:

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information.

Any communications from a Fiserv representative will come from a legitimate business email address. We will not hire through text message, social media, or email alone, and any interviews will be conducted in person or through a secure video call. We won’t ask you for sensitive information nor will we ask you to pay anything during the hiring process. We also won’t send you a check to cash on Fiserv’s behalf.

If you see suspicious activity or believe that you have been the victim of a job posting scam, you should report it to your local law enforcement.