Technical Expert Active Directory

Technical Expert Active Directory

__vacancyopjusttionswidget.opt-Type of Employment__ Full-time

__vacancyopjusttionswidget.opt-Brands__ Vattenfall

__vacancyopjusttionswidget.opt-Unit__ General Business

__vacancyopjusttionswidget.opt-Category__ IT

__vacancyopjusttionswidget.opt-Location __ Berlin

__vacancyopjusttionswidget.opt-Job Type__ Professional

__vacancyopjusttionswidget.opt-Employment Type__ Permanent

__jobinformationwidget.freetext.ExternalReference__

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Do you enjoy working with secure identity services and enabling reliable authentication for thousands of users?

In our Active Directory & Collaboration area, we build and operate secure, high‑availability identity services that power Vattenfalls global IT landscape. Our team ensures that employees, applications and devices can authenticate reliably and securely—both on‑premises and in the cloud.

That is why we are now looking for a Technical Expert Active Directory to join our international team.

What will you do?

As a Technical Expert Active Directory, you will operate and develop Vattenfalls core identity services, including Active Directory, Azure AD, authentication services, remote access solutions and certificate services. You will be responsible for operational stability, incident resolution (as 3rd‑level support), implementing complex changes, and improving services through problem management.

You will work across both traditional infrastructure and cloud services, supporting secure onboarding of applications and playing a key role in enabling modern authentication technologies such as Conditional Access, OAuth and SAML. This role offers a unique opportunity to work with critical, large‑scale environments and collaborate closely with experts from multiple IT domains.

Your tasks and responsibilities:

Handling incidents as 3rd‑level engineer, ensuring service stability and fast recovery

Analyzing root causes and support problem management to improve long‑term service quality

Managing capacity, identify bottlenecks and report risks

Installing configuring and testing new releases, patches and upgrades (software & hardware lifecycle)

Driving approved changes following Vattenfalls change management processes

Taking part in projects from request to operational handover

Ensuring secure authentication for Microsoft 365 and cloud services using Azure AD and Conditional Access

Operating and maintain secure authentication environments based on a tiering model

Supporting integration of authentication and authorization for internal and cloud solutions

Automating administrative tasks using PowerShell

You will operate the following services:

Active Directory, Azure Active Directory and Azure AD Sync

Always On VPN (remote access)

Active Directory Federation Services

Public Key Infrastructure, Distributed File System, Domain Name System

Location

Berlin (international team with colleagues in Germany, Poland and Sweden; hybrid work model)

Qualifications

Who are you?

You are a technical expert who enjoys working with identity services, authentication mechanisms and secure infrastructure. You combine deep technical interest with responsibility, precision and a collaborative mindset. You communicate confidently with technical experts, customers and governance stakeholders, and you enjoy working in an international environment.

As our Technical Expert Active Directory, you bring:

A background in IT, engineering, mathematics or a similar technical field

Knowledge of Active Directory, Azure AD and Windows Server infrastructure