Senior Data Center Network & VMware NSX Engineer

act digital; Lisboa; Hybrid; EUR 80,000 - 110,000; Full time

Job summary

act digital in Lisbon is seeking a Senior Data Center Network & VMware NSX Engineer to support global data center networks and virtualization environments across regions. You will contribute to daily operations and migration programmes, helping deliver standardized architectures.

The role is based in Lisbon with a hybrid work arrangement. You will manage Cisco ACI underlay and VMware NSX-T, work with VXLAN, OSPF, and BGP routing protocols, and collaborate with international teams.

Qualifications

• 8+ years of data center networking experience.
• Experience with VMware NSX‑T and Cisco ACI or comparable DC networking tech.
• Experience automating infrastructure with Terraform and Python.
• Fluent English with Portuguese required for Lisbon-based role.

Responsibilities

• Manage and support global data center network and virtualization environments.
• Operate Cisco ACI underlay and VMware NSX overlay components and troubleshoot physical-to-virtual interactions.
• Work with VXLAN, OSPF, and BGP routing protocols and support data center migrations.
• Automate deployments and operational tasks using Terraform and Python and collaborate with international teams.

Job description

We are seeking a Senior Data Center Network & VMware NSX Engineer to support global data center network and virtualization environments across the Americas, Europe and Asia. You will contribute to daily operations and data center migration programmes, helping deliver standardized and reliable architectures. The role is based in Lisbon, Portugal, with a hybrid work arrangement.

Responsibilities

• Manage and support global data center network and virtualization environments.
• Operate Cisco ACI underlay and VMware NSX overlay components, including troubleshooting physical-to-virtual network interactions.
• Work with VXLAN, OSPF, BGP and related routing protocols.
• Support data center migration projects across multiple regions.
• Contribute to the design, deployment and operation of standardized data center architectures.
• Automate infrastructure deployments and operational tasks using Terraform and Python.
• Collaborate with distributed technical teams and participate in technical assessments.

Requirements

• At least 8 years of data center networking experience.
• Strong hands-on knowledge of VMware NSX, particularly NSX-T.
• Strong understanding of network architecture and physical-to-virtual network interactions.
• Knowledge of Cisco ACI or a comparable data center networking technology.
• Practical experience with VXLAN, OSPF, BGP and related routing protocols.
• Experience automating infrastructure with Terraform and Python.
• Fluent English; Portuguese is required for this Lisbon-based role.
• Ability to work on site in Lisbon at least two days per week.
• Strong communication skills and experience working with international teams.

Nice to have

• Cisco certifications such as CCNP Data Center or CCNP Enterprise.
• VMware NSX certifications.
• Experience with data center migration programmes or NetDevOps practices.

This is a long-term, multi-year mission with an ASAP start.