We are looking for a Senior Infrastructure Engineer to provide on-site technical support for critical infrastructure
components. This professional will handle hands-on troubleshooting of network points, servers, firewalls,
virtualization platforms, and core services. The role supports a transitioning environment where services previously provided by a third-party company are being absorbed by the Allianz Technology team. This position requires strong technical autonomy, solid communication skills, and the ability to operate in a dynamic, rapidly changing environment.
Key Responsibilities
• Provide on-site support for network, server, and infrastructure incidents located on site.
• Perform physical validation of network points and infrastructure components when required.
• Manage and maintain Windows Server environments (2016 to 2025) across more than 100 servers.
• Coordinate and execute monthly patching rollouts and deployments.
• Support virtualization technologies in AWS and VMware.
• Maintain a solid understanding of LAN and WAN concepts, including VLANs and IP addressing, without
requiring deep hands-on routing and switching expertise.
• Administer firewall technologies including CheckPoint, Fortinet, and pfSense.
• Configure and support Site-to-Site VPN solutions.
• Manage Active Directory and LDAP users and groups.
• Administer Microsoft IIS.
• Provide Linux and UNIX system support.
• Apply Group Policy configuration and design.
• Maintain clear documentation and ensure strong communication with technical and non-technical
stakeholders.
• Support the ATA team in service transition activities where legacy third-party services are being absorbed.
• Act as an escalation point for complex issues requiring on-site presence.
• Manage small to medium infrastructure projects with autonomy.
Knowledge, Skills, and Abilities
• Advanced knowledge of Windows Server environments.
• Strong understanding of LAN, WAN, routing, switching, VLANs, and IP addressing.
• Solid expertise with firewalls, VPNs, and network security.
• Experience with virtualization in AWS and VMware.
• Familiarity with IIS administration.
• Linux knowledge is considered a plus (not a core requirement).
• Strong communication, collaboration, and documentation skills.
• Ability to work independently and adapt to rapidly changing environments.
• Team-oriented mindset with a positive, proactive attitude.
Experience Requirements
• Professional experience managing large-scale Windows Server infrastructures.
• Hands-on experience in network troubleshooting and on-site infrastructure support.
• Experience with virtualization technologies (AWS and VMware).
• Experience managing firewalls and VPNs.
• Experience coordinating patching cycles and infrastructure upgrades.
• Proven delivery experience in international or multi-region projects is required.
Education
• Bachelor’s degree in Computer Science or related field preferred.
Preferred Certifications
• Microsoft certifications (such as MCSE).
• AWS, VMware, or related technical certifications.
• ITIL Foundation.
Language Requirements
• Advanced English for daily communication.
• Basic Spanish is a plus.
Work Model
• Hybrid, on-site presence required twice a week.
• Work location: ABC region (São Bernardo do Campo, SP).