Linux / DevOps engineer in IT security

Zertificon Solutions GmbH; Berlin; Hybrid; EUR 70.000 - 105.000; Vollzeit

Benefits dieser Stelle

Flexible hours

Home office options

Germany-wide transport ticket

Bike leasing

Meal subsidies

Urban Sports Club

Team events

Zusammenfassung

Zertificon Solutions GmbH ищет опытного системного администратора/DevOps-инженера для поддержки и автоматизации Linux-инфраструктуры. Вы будете работать над мониторингом, безопасностью и CI/CD пайплайнами в гибридном формате. В команде 4–6 человек, требуется уверенное владение English и опытом в Ansible, Jenkins и Kubernetes.

Компания предлагает гибкий график и опцию удаленной работы в рамках Германии. Приоритет — кандидат с опытом в облачных средах и крипто-решениях для защиты коммуникаций.

Qualifikationen

• Требуется сильное знание Linux и сетевых технологий, опыт работы с TLS/сертификатами.
• Опыт работы с CI/CD пайплайнами (Jenkins) и Git, умение автоматизировать процессы.
• Опыт с инфраструктурой как код (Ansible, Terraform) и контейнеризацией (Docker, Kubernetes).
• Базовые знания баз данных и виртуализации (XCP-ng) приветствуются.
• Связное владение английским языком; готовность к работе в международной команде.

Aufgaben

• Поддержка и мониторинг Zertificon environmnments для обеспечения доступности и функциональности.
• Поддержка производственного и исследовательского оборудования, участие в релиз-процессах.
• Разработка и автоматизация Linux-инфраструктуры (Ansible, Terraform, Bash, Python).
• Разработка и расширение CI/CD пайплайнов (Jenkins).
• Управление кластерами виртуализации (XCP-ng).
• Работа с мониторингом (Prometheus, Grafana) и планирование оповещений.

Kenntnisse

Strong Linux knowledge

English communication

Networking & InfoSec TLS

Tools

Ansible

Jenkins

Git

Docker

Kubernetes

Terraform

XCP-ng

Prometheus

Grafana

Jobbeschreibung

Описание:

Zertificon Solutions – Software Manufacturer since 2004. We are IT security specialists: our products encrypt business communications. More than 25% of the 100 highest-revenue companies in Germany, as well as hundreds of medium-sized enterprises across all industries, already use our Z1 encryption solutions. We have big plans and continue to grow steadily. Nearly 140 employees are already working with us in Neukölln. Join our professional, highly qualified team: take on challenges, share your knowledge, learn new things, and discover your potential!

Задачи:

• Proactive maintenance and monitoring of Zertificon environments ensuring their availability and full functionality.
• Maintenance of production and R&D hardware, supporting release process and troubleshooting pipelines.
• Ownership and management of our R&D smart self-service solutions.
• Design, building and automated maintenance of Linux infrastructure (Ansible, Terraform, Bash, Python)
• Solve internal customer needs with infrastructure, tooling and self-service
• Develop and extend CI/CD pipelines using Jenkins
• Manage, troubleshoot and automate hypervisor clusters (XCP-ng)
• Manage monitoring solutions (Prometheus, Grafana) and plan strategic alerts
• Maintain environments: Hardware testing, installation, patches, OS, certificates, firmware
• Contribute to a team of 4-6 by sharing knowledge
• Review pull requests for scripts, playbooks, manifests to safeguard code quality

Требования:

• Strong Linux knowledge
• Solid network knowledge (TCP/IP, routing, proxy) and InfoSec (TLS, certificates)
• Knowledge of databases (backup, restore, troubleshooting, migration)
• Basic datacenter expertise with firewalls, switches, routers, cabling and servers
• Solid understanding of virtualization (XCP-ng / XenServer a plus)
• Strong understanding of Ansible for configuration management
• Solid understanding of Jenkins CI/CD pipelines and Git
• Experience with container technologies (images, registries)
• Excellent English language skills and effective communication
• Будет плюсом: Kubernetes, Docker Swarm; Work with cloud providers (Azure, AWS, Google Cloud); Experience using Terraform

Условия:

• Flexible hours and home office options
• Mobility: free Germany-wide public transport ticket, bike leasing, or parking
• Subsidies for meals (e.g., delivery services) and home office internet
• Urban Sports Club membership for flexible fitness and wellness
• Office perks: rooftop terraces & green courtyard, organic fruit and drinks, personal packages accepted at the office
• Get-togethers: monthly Pizza Friday, regular team events, big summer party
• Responsible leadership: structured onboarding, regular feedback, clear goals
• Innovative without startup risk: profitable for 20+ years, self-funded innovation with strong global potential
• International team: 120+ colleagues from 30+ countries, open and collaborative culture