(Junior) Technical Product Owner (f/m/d) – Virtual Appliance & Container Platform

Zertificon Solutions GmbH; Berlin; Hybrid; EUR 70,000 - 105,000; Full time

Benefits offered by this job

Flexible hours

Home office

Public transport ticket

Bike leasing

Parking

Meal subsidies

Home internet

Urban Sports Club

Rooftop terraces

Fruit and drinks

Pizza Fridays

Team events

Structured onboarding

Profitable & stable

International team

Job summary

Zertificon Solutions GmbH, a Berlin-based IT security specialist, seeks a Technical Product Owner to drive the evolution of the Z1 Appliance, a core platform for our server-based security products. You translate stakeholder needs into epics and roadmap, align with business goals, and guide UX collaboration.

In this role you will shape technology direction, maintain a prioritized backlog, and partner with virtualization and cloud providers. Fluent English (C1) is required, German beneficial.

Qualifications

• Minimum 2 years experience as Product Owner/PM in an agile team.
• Strong technical understanding.
• Writing epics, user stories, and bug reports.
• Familiar with Debian Linux and modern container tech like Docker Swarm and Kubernetes.
• Knowledge of clustering, load balancing, multi-tenancy, storage, and HA.
• Very good English (C1) for international collaboration.

Responsibilities

• Gather requirements from stakeholders and translate into clear project specs.
• Develop and own the vision and roadmap for platform components.
• Break down features into epics and user stories with clear acceptance criteria.
• Keep backlog up to date and well prioritized for the development team.
• Create lightweight mockups and coordinate UX mockups for larger features.
• Conduct market and competitive analyses to support platform strategy.
• Maintain partnerships with virtualization and cloud providers.

Skills

Strong technical understanding

Writing epics, user stories, bugs

English (C1)

Tools

Debian Linux

Docker Swarm

Kubernetes

Job description

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!

Responsibilities

We are looking for a Technical Product Owner with a strong technical mindset to drive the evolution of our Z1 Appliance – the virtual foundation for our server-based security products and services. The Z1 Appliance is a core part of our B2B offering: Historically based on Debian Linux, it is now evolving into a modern container-based platform.

• As the central interface between development and business teams, you gather requirements from stakeholders and the market and translate them into clear project specifications
• In alignment with our company goals and in close collaboration with the business teams, you develop and own the vision and roadmap for your platform components
• You break down complex feature ideas into epics and user stories with clear acceptance criteria
• You keep the backlog consistently up to date and well prioritized for your development team
• To ensure strong usability, you create lightweight mockups yourself and coordinate mockups and prototypes for larger features with our UI/UX designers
• You conduct market and competitive analyses to support the platform strategy
• You maintain technology partnerships with virtualization and cloud infrastructure providers and build new collaborations

Qualifications

• You have at least 2 years of experience as a Product Owner, Product Manager, or in a similar role within an agile team
• You bring a strong technical understanding
• Writing epics, user stories, and bug reports comes naturally to you
• You are familiar with Debian Linux as well as modern technologies such as microservices, container technologies (Docker Swarm, Kubernetes), and cloud infrastructures
• Concepts such as clustering, load balancing, multi-tenancy, storage services, and high availability are not new to you
• Very good English skills (at least C1) enable smooth collaboration in international teams

Nice to Have

• Understanding of the design and operation of SaaS infrastructures
• Hands-on experience with UX mockup tools such as Figma or Adobe XD

Our offer

• 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