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(Junior) Technical Customer Success Engineer

Confidential

Zürich, Switzerland permanent

Posted: January 30, 2026

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Quick Summary

We are looking for a Junior Technical Account Manager to join our team in Zurich, Switzerland. The ideal candidate will have experience in the finance industry and be able to plan and implement global network security solutions. The successful candidate will be responsible for building strong relationships with international organizations and ensuring seamless integration of our network security solutions.

Job Description

Aufgrund der stark wachsenden Kundenbasis sind wir laufend daran, unser Team zu erweitern. Aktuell suchen wir Verstärkung im Customer Success für die Position als

(Junior) Technical Account Manager

Über uns: Wir wachsen kontinuierlich und freuen uns darauf, unser Team durch motivierte Talente zu erweitern. Aktuell suchen wir Verstärkung in der Business Unit Finance und  in der Business Unit UN/NGO für die Position als Junior Technical Account Manager.

Ihre Aufgaben:

Enge Zusammenarbeit mit nationalen und internationalen Organisationen, um globale Netzwerksicherheitslösungen zu planen, zu installieren und erfolgreich zu betreiben.

Analyse der Kundenbedürfnisse und Beratung der Kunden.

Zentrale Ansprechperson auf der technischen Seite von der Konzeptphase über die Implementierung bis hin zum Betrieb.

Schnittstelle zwischen unserer Entwicklung und dem Sales-Team.

Ihr Profil:

Universitäts- oder Fachhochschulabschluss in Computerwissenschaften oder einem verwandten Gebiet.

Fließende Deutsch- und Englischkenntnisse.

Leidenschaft dafür, technisches Wissen mit Kommunikationsgeschick zu verbinden, um Lösungen erfolgreich umzusetzen. Hohe Motivation, bestehendes Know-how in Schulungsprogrammen theoretisch und praktisch auszubauen und neue Kompetenzen zu erwerben.

Idealerweise bringen Sie mit:

Praktische Erfahrung mit Unix- und Linux-Betriebssystemen Vertrautheit mit Netzwerkthematik und den wichtigsten Internet-Protokollen (z.B. TCP/IP, HTTP, SSL, SMTP, SSH, DNS, BGP, OSPF).

Konzeptionelle und praktische Kenntnisse im Bereich Netzwerksicherheit (Firewalls, ZTNA, VPN-Netzwerke, IDS und IPS, E-Mail-Sicherheit, OT Systeme).

Erfahrung in der Planung und Implementierung globaler WAN- und Hub-Netzwerk-Topologien.

Kommunikations- und Zusammenarbeitserfahrung mit internationalen Kunden.

Freude an Teamarbeit und ein hoher Grad an Selbstständigkeit.

Open Systems AG bietet Ihnen interessante Herausforderungen im dynamischen und globalen Umfeld der IT-Sicherheit. Sie bewegen sich in einem Arbeitsumfeld, in dem innovative Lösungen, schnelle Entwicklungszyklen, Kreativität und offene Kommunikation gelebt und kontinuierlich gefördert werden. Das Streben nach technischem Fortschritt steht für uns im Zentrum. Sie arbeiten in unserer Niederlassung in Zürich und erhalten die Möglichkeit, Mission Control Einsätze von mehreren Monaten auf Hawaii zu leisten.

What We Offer

Want to join a team that enjoys making secure connectivity simple for our customers? You’ll be among people who believe in: 

Caring PASSIONATELY about keeping our customers safe – We’re dedicated to solving problems. Whatever it takes. 

Thinking UNCONVENTIONALLY to stay ahead – The world never fails to surprise us. So let’s surprise it first. 

Doing the hard work to make things SIMPLE – Craft and hone something that delights in its simplicity. 

Working COLLABORATIVELY to build success – The power of the team will always make us faster and better. 

As a testament to this, Open Systems has been recognised as an outstanding place to work. You’ll be surrounded by smart teams who enrich your experience and provide opportunities you will need to develop your skills and advance your career.  

We look forward to receiving your online application (please note that you need to compress your application into two attachments). Only direct applications will be considered.

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Open Systems is growing and so will you: Apart from on-the-job experience, you will have the chance to complete the Mission Control Engineer Certification to support our Operations team once a week. 

Come as you are!  We are looking for amazing people of diverse backgrounds, experiences, abilities, and perspectives. Open Systems welcomes and encourages diversity in the workplace regardless of race, gender, religion, age, sexual orientation, disability, or veteran status.

About Open Systems

Backed by the Service Experience Promise, Open Systems simply and cost-effectively connects and secures hybrid environments and thus ensures your organization can meet business objectives. Open Systems uniquely focuses on a superior user experience when helping organizations reduce risk, improve efficiency, and accelerate innovation. The Open Systems SASE Experience delivers on the promise of ZTNA with a comprehensive, unified and easy-to-implement and use SASE platform that combines SD-WAN and Security Service Edge delivered as a Service. We provide 24x7 operational management and engineering support from assigned engineering teams and ensure affordable and predictable costs.

Discover more at open-systems.com.

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