Windows System Administrator

With just over 9 years of experience in the Portuguese market, we share our DNA with more than 200 workers and position our offer according to 3 lines of service:

• Strategy (Outsourcing, NeXel, Team as a Service, Tech Academies);
• R&D (Bootcamps, POC, Tech Lab);
• Nearshore.

In ADENTIS, we focus on PEOPLE. This is our emotional salary:

• Great Work-Life balance;
• Very flexible organizational routine;
• Health benefits (for you and your family);
• Team Building activities;
• Over 300 protocols to offer you great discounts in different areas;
• Continuous professional development sponsored by our Training and Certification Department;
• Regular feedback on your performance through a personalized plan;
• Comprehensive career plan and progression involving assertive performance reviews.

Responsibilities:

• Administer and maintain Windows Server environments, ensuring optimal performance, stability, and security.
• Manage, configure, and support Microsoft Exchange servers, including maintenance and troubleshooting.
• Oversee and administer Active Directory services, including user, group, Group Policy, and access management.
• Implement and manage system updates, patches, and backup processes to ensure data integrity and system reliability.
• Monitor system performance, proactively identify issues, and act to minimise downtime.
• Collaborate with the IT team to define and implement IT policies, procedures, and best practices.
• Provide technical support and guidance to internal teams and end users when required.
• Document system configurations, processes, and technical procedures for knowledge sharing and compliance.

You must have:

• Over 6 years of experience as a Windows Systems Administrator or in a similar role.
• 3 to 4 years of hands-on experience with Microsoft Exchange and Active Directory.
• Strong knowledge of Windows Server operating systems and related administration tools.
• Experience with virtualisation technologies such as VMware and/or Hyper-V (nice to have).
• Solid PowerShell skills for system administration and automation.
• Strong analytical and problem-solving skills, with the ability to work under pressure.
• Clear and effective communication skills, able to interact with both technical and non-technical profiles.
• European Union Citizenship or Portuguese Working Visa / Portuguese Residency
• Availability to go to the office, once or twice per week

If you want to be part of a real People First organization, join us! Send your CV to