O

Open Systems Tech Stack

Cloud-native SASE platform converging network and security operations

Computer and Network Security Zürich 201–500 employees Founded 1990 Privately Held

Open Systems operates a Managed SASE platform built on Kubernetes, OpenShift, and containerized infrastructure (Terraform, Helm, Istio) serving global manufacturing and NGOs across 180+ countries. The engineering-heavy hiring mix—9 of 19 active roles—focuses on SD-WAN portfolio improvements, mission control portal deployments, and data-plane optimization, while active projects around WAN encryption, routing, and permissions-model migration (RBAC → RBAC) signal internal complexity in scaling hybrid-IT operations.

Tech Stack 64 technologies

Core StackTypeScript JavaScript React Java Kubernetes OpenShift Spring Cypress Next.js Helm Grafana Prometheus Terraform Istio HubSpot Salesforce Linux Python Go SD-WAN VPN Firewall ZTNA CASB Bazel Alertmanager Unix UNIX Bash Perl+33 more

What Open Systems Is Building

◆Challenges

Improving sd-wan performance
Enhancing network security
Maintaining world-class reliability
Data integrity
System integrations
Reducing manual network operations
Enhancing network availability
Migrating legacy permissions model to modern rebac
Generating new business opportunities
Scaling sales technology

▲Active Projects

Sd-wan portfolio improvement
Mission control portal
Global wan and hub network topology implementation
Mission control deployments in hawaii
Wan encryption and routing
Wan traffic optimization
Hardware performance optimization
Data plane optimization
Identity provider solution
Permissions model migration to rebac

Hiring Activity

Accelerating20 roles · 8 in 30d

Department

Engineering

9

Sales

2

Support

2

Legal

1

Marketing

1

Ops

1

Product

1

Seniority

Senior

8

Mid

6

Director

1

Junior

1

Manager

1

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About Open Systems

Open Systems is a Swiss cybersecurity vendor founded in 1990, headquartered in Zürich, providing Managed SASE solutions that combine network and security functions on a cloud-native platform. The product integrates SD-WAN, next-generation firewall, ZTNA, CASB, and cloud-application visibility into a single control plane, backed by 24×7 managed services. The company supports mid-market and enterprise customers—particularly global manufacturers and NGOs—across hybrid cloud, on-premises, and multi-cloud environments. With 201–500 employees and active hiring in Germany, Switzerland, the US, and India, Open Systems operates a service-led motion anchored on managed operations and customer-centric support.

HeadquartersZürich

Company Size201–500 employees

Founded1990

Hiring MarketsGermany, Switzerland, United States, India

Frequently Asked Questions

What tech stack does Open Systems use?

SD-WAN, Firewall, ZTNA, CASB for core security; Kubernetes, OpenShift, Istio for orchestration; Terraform, Helm for infrastructure; Prometheus, Grafana for observability; React, Next.js, TypeScript for frontend; Java, Spring, Go, Python for backend services.