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Global Network & Security ExpertInetum · Lisbon, Portugal
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Inetum

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Global Network & Security Expert

🗓️ Posted 2026-09-17 Lisbon, Portugal Full-time Hybrid ICT
💰 Salary Not shared 📊 Market 3,500 EUR–5,500 EUR/mo

About the Company

Let's Make Tech Right Inetum is a European leader in digital services. Inetum's team of 26,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum's solutions aim at contributing to its clients' performance and innovation as well as the common good. Present in 19 countries with a dense network of sites, Inetum partners with major software publishers to meet the challenges of digital transformation with proximity and flexibility. Driven by its ambition for growth and scale, Inetum generated sales of 2.2 billion euros in 2025. Top Employer in 9 countries IT Services and IT Consulting Specialties: consulting, cloud, Artificial intelligence, blockchain, industry 4.0, innovation, cybersecurity, DevOps, outsourcing, Application services, Infrastructure services, generative AI, data, virtual reality, Solutions

Responsibilities

  • ● Company Description
  • ● Inetum is a European leader in digital services, supporting organizations as they navigate continuous technological change. The company helps clients accelerate their digital transformation through a broad portfolio that includes consulting, application services, digital engineering, cloud, cybersecurity, platforms, and infrastructure services
  • ● Job Description
  • ● The ideal candidate will be responsible for designing, implementing, optimizing, and supporting secure global network infrastructures across data centers, campuses, branch offices, and cloud environments.
  • ● This role requires a strategic thinker capable of aligning network and security architectures with business objectives while ensuring respect of the corporate standards and practices, high availability, performance, scalability, and cybersecurity compliance.
  • ● Design, implement, and maintain enterprise security architectures based on Palo Alto Networks NGFW, including security policy development, network segmentation, Zero Trust frameworks, firewall lifecycle management, rule optimization, threat prevention, and advanced security feature deployment.
  • ● Conduct security assessments, risk analyses, and architecture reviews to ensure compliance and resilience.
  • ● Design, deploy, and operate Palo Alto Prisma Access and GlobalProtect environments, providing secure connectivity for remote users and branch offices through Secure Web Gateway (SWG), Zero Trust Network Access (ZTNA), and remote user protection services.
  • ● Troubleshoot complex access, authentication, and connectivity issues across enterprise environments.
  • ● Design, implement, and manage Palo Alto Prisma SD-WAN solutions, including application-aware routing, WAN optimization, dynamic path selection, performance monitoring, and automated failover, while collaborating with service providers to enhance WAN connectivity.
  • ● Design and support enterprise routing infrastructures based on BGP, including route analysis, troubleshooting, optimization, traffic engineering, and redundancy solutions across multi-site and hybrid-cloud environments.
  • ● Participate in network transformation and migration initiatives.
  • ● Design, deploy, and support Cisco Catalyst switching infrastructures, managing enterprise LAN environments with VLAN architecture, Layer 2/Layer 3 services, high availability, and network segmentation.
  • ● Design and operate Cisco Wireless infrastructures, ensuring optimal coverage, user experience, performance analysis, and capacity planning for LAN and Wi-Fi services.
  • ● Provide Level 3 support and technical escalation for complex network and security incidents.
  • ● Develop and maintain network standards, technical documentation, and operational procedures.
  • ● Contribute to change management, problem management, and major incident resolution processes.
  • ● Mentor junior engineers and provide technical leadership across projects and operational teams.
  • ● Qualifications