Network Engineer

A2IT Tecnologia is a Portuguese company specializing in information technology services, founded in 2006. We provide integrations and management of technological solutions, with competence centers available 24x7 and with nationwide coverage. We have offices and support centers in Portugal (Lisbon, Porto, Faro and the Islands), Brazil (Fortaleza and Belo Horizonte) and the United Arab Emirates (Dubai), guaranteeing comprehensive coverage to meet the needs of our clients. We have several partners and are GNS and ISO 9001 certified.

🚀 Position: Network Engineer (Mid-level) – Lisbon or Porto (Hybrid Model)

We are looking for a Network Engineer with hands-on experience and strong analytical skills to join a multidisciplinary and innovative team. If you're passionate about networks, automation, and security, this could be your next career move!

🧩 What you'll do:

• Network infrastructure administration and configuration: routers, switches, firewalls, load balancers, VPNs (Cisco, Fortinet, etc.);
• NAC tools such as Cisco ISE and/or FortiNAC;
• Strong understanding of network security: firewall rules, ACLs, segmentation;
• Network monitoring tools like Zabbix, Nagios, Prometheus;
• Remote troubleshooting (Layer 2/3 and fault diagnosis);
• Network automation: scripting in Python, Bash, and using tools like Ansible and Terraform (Infrastructure as Code);
• Cloud networking experience: hands-on with AWS and Azure (VPCs, subnets, gateways, peering, etc.).

🧠 What we're looking for:

• Minimum of 3 years of experience in network engineering;
• Degree in Network Engineering, Computer Science, Telecommunications, or a related field;
• Good verbal and written communication in English (minimum B2 level);
• Team player with experience in collaborative, cross-functional environments;
• Living in Portugal (Lisbon or Porto) and available for a hybrid work model.

➕ We also value:

• Relevant certifications such as: CCNA/CCNP (Cisco), Fortinet NSE, AWS Certified Networking, Azure Network Engineer Associate
• Experience with DevOps/CI-CD environments applied to network infrastructure;
• Knowledge of Zero Trust practices and identity-based segmentation;
• Experience working in large-scale enterprise environments or multi-site networks.

💸💳📊 Conditions:

• Integration into a dynamic team in a good technological environment;
• Career progression opportunities;
• Professional development;
• Salary package in line with demonstrated experience.