Digital Infrastructure Engineer

Excelia; Lisboa; Presencial; EUR 40 000 - 60 000; Tempo integral

Resumo da oferta

Excelia is seeking a cybersecurity professional in Lisbon to implement and manage security policies across enterprise infrastructures. The ideal candidate will have proven experience in maintaining network infrastructure and strong troubleshooting skills. Responsibilities include providing Level 2/3 support for various services, ensuring compliance with security frameworks, and contributing to cloud-based security solutions. If you're looking for a new challenge in cybersecurity, we encourage you to apply.

Qualificações

• Proven experience in implementing and maintaining enterprise network infrastructure.
• Strong experience in technical troubleshooting and incident resolution.
• Hands-on experience with DNS, DHCP, and Remote Access VPNs.

Responsabilidades

• Implement and administer cyber security policies and tools.
• Provide Level 2/3 support for security services.
• Monitor, troubleshoot, and maintain enterprise security infrastructure.

Conhecimentos

Implementing and maintaining enterprise network infrastructure

Technical troubleshooting and incident resolution

Secure Access Service Edge (SASE)

Cloud-based security services

Knowledge of IT security frameworks

Ferramentas

DNS/DHCP solutions

Secure Gateways & Proxies

Firewalls & Load Balancers

Web Application Firewalls (WAF)

Descrição da oferta de emprego

Excelia is a multinational company in Consulting, Technology, and Professional Services with over 25 years of experience. We provide services in more than 50 countries across Europe, Latin America, and the United States through our 10 own offices.

Do you have experience in the area of Infrastructure and are you looking for a new challenge? Then this opportunity is for you!

Main responsibilities:

Implement and administer cyber security policies, configurations, and tools across enterprise infrastructure

Provide Level 2/3 support for INF051 services, including:

• Secure Web Proxies
• Web Application Firewalls (WAF)
• Email Gateways
• Remote Access VPN
• DNS and DHCP services

Monitor, troubleshoot, and maintain enterprise edge and security infrastructure services

Act as CISS representative within the Enterprise Security Operations Centre (ESOC)

Support incident response, service restoration, and operational continuity activities

Perform regular maintenance, upgrades, and performance tuning of infrastructure components

Assist other work centres within NISC with technical support and coordination as required

Support implementation of Secure Access Service Edge (SASE) architectures and solutions

Contribute to cloud-based security services, including DDoS protection and secure configurations

Ensure compliance, security directives, policies, and governance frameworks

Participate in troubleshooting complex infrastructure and security issues

Support automation, orchestration, and continuous improvement of infrastructure services

Mandatory requirements:

Proven experience in implementing and maintaining enterprise network infrastructure

Hands‑on experience with:

• DNS / DHCP solutions
• Remote Access VPNs
• Secure Gateways & Proxies
• Firewalls & Load Balancers
• Web Application Firewalls (WAF)

Experience with Secure Access Service Edge (SASE) implementation and management

Experience with cloud-based security services, including:

• DDoS protection
• Web Application Firewall solutions
• Secure cloud configurations

Strong experience in technical troubleshooting and incident resolution

Solid understanding of:

• Cloud networking architecture and operations
• Cyber security principles and technologies
• Automation and orchestration tools
• Zero Trust Networking concepts
• Public Key Infrastructure (PKI)

Knowledge of IT security frameworks and governance models

If you believe you are a good fit, don’t hesitate to apply for this opportunity