Senior Systems Engineer

We are looking for a Senior Systems Engineer to join an international infrastructure project for a client based in Portugal.

This full remote position involves managing complex environments, optimizing systems, and solving enterprise-level challenges in collaboration with global IT teams.TasksManage and administer Active Directory environments : forests, domains, sites, DC, DNS, and DNS forwarding.Perform Kerberos ticket analysis, signing traffic troubleshooting, and cross-domain issue resolution.Automate and maintain system tasks with PowerShell scripting.Execute backup, restore, and disaster recovery strategies.Oversee Citrix environments : installation, configuration, upgrades, and troubleshooting.Manage Relay services : upgrades, tracking, and issue resolution.Administer ADFS and Azure SSO : creation of new relying party trusts, SSO applications, and troubleshooting.Provide server administration for physical and virtual servers, including OS upgrades and troubleshooting.Oversee DFS (File Server) administration.Requirements10+ years of hands-on experience in Active Directory administration.Strong knowledge of domain relationships, DNS & DNS forwarding, and GPO.Expertise in troubleshooting Kerberos, signing traffic, cross-domain issues, and Event ID error analysis.Proven experience with Windows operating systems and Citrix administration.Solid skills in PowerShell scripting, system backup / restore, and disaster recovery.Mandatory : Portuguese (C2), English (B1), Spanish (A2).

Nice to haveMicrosoft Engineer certification relevant to the environment.Understanding of ITIL processes (incident, change, problem management).

BenefitsAt DBSPT you will find : Collaborative Environment : We value a sense of community where ideas are shared, and achievements are celebrated as a team.Global Connection : An opportunity to interact with people from different countries and cultures, expanding your network and worldview.Physical Health Support : Through Totalpass and Mediquo, we offer resources and programs focused on your physical well-being.Mental Health Care : Team Care provides initiatives and actions to support your emotional and mental balance in daily life.