Technical Expert Active Directory

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 Vattenfall’s 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 Vattenfall’s 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 Vattenfall’s 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  
Katowice (international team with colleagues in Germany, Poland and Sweden; hybrid work model) 

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
• Understanding of networking fundamentals (firewalls, security zones, encryption)
• Solid PowerShell scripting skills
• Interest in IT security and identity management
• Strong communication skills and ability to build trust

In addition, you have:

• Knowledge of ITIL processes and IT security
• Advanced English language skills (technical English included)
• Ability to work collaboratively with cross‑functional teams
• (Preferred) Microsoft certifications such as MSCA/E, M365 Enterprise Administrator Expert
• (Required for specific work areas) Ability to obtain Swedish national security vetting level 1 or level 2

Our offer 
Good remuneration, a challenging and international work environment, and the possibility to work with some of the best in the field. You will be working in interdisciplinary teams and you can always count on support from committed colleagues. We offer attractive employment conditions and opportunities for personal and professional development. 

More Information 
We welcome your application in English no later than June 8th. We kindly request that you do not send applications by any means other than via our website as we cannot guarantee that we will be able to process applications that are not made via our website. 
 
For more information about the recruitment process you are welcome to contact our recruiter Ewa Krajewska via: ewa.krajewska@vattenfall.com

At Vattenfall we are convinced that diversity contributes to build a more profitable and attractive company and we strive to be good role model regarding diversity. Vattenfall works actively for all employees to have the same opportunities and rights regardless of gender, ethnicity, age, transgender identity or expression, religion or other belief, disability or sexual orientation. 

The security of Vattenfall and its employees is essential. For that reason, a pre-employment screening will be part of your recruitment process. The screening is based on the role you will fulfill within Vattenfall. The screening will be performed by a third party, DISA Global Solutions AB.
 
We look forward to receiving your application! 

Vattenfall is a European energy company with approximately 21 000 employees. For more than 100 years we have electrified industries, supplied energy to people’s homes and modernized our way of living through innovation and cooperation. We are looking for talented individuals who, in addition to their passion for their own role, also have strong team spirit and want to contribute to supporting a meaningful corporate mission.