Networking and Security Consultant (Lisbon- Hybrid)

Claranet limited; Lisboa; Híbrido; EUR 32.000 - 46.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Team integration

Additional training

Salary package aligned with duties

Professional growth opportunities

Descripción de la vacante

Claranet Limited in Lisbon is seeking a Network and Security Consultant to join our Talent Team on a hybrid schedule.

You will monitor security and networking infrastructures, handle incidents, and perform health checks on firewalls, VPNs, and networking devices.

The role requires 1–2 years in IT infrastructure operations, strong networking fundamentals, and hands-on firewall vendor experience with Fortinet, Palo Alto, or Check Point.

Formación

• 1–2 years in Service Desk, NOC, SOC, Technical Support, or IT Infrastructure Operations environments.
• Strong networking fundamentals (TCP/IP, DNS, DHCP, VLANs, Switching, Routing).
• Hands-on exposure to Fortinet FortiGate, Palo Alto Networks, or Check Point.
• Experience troubleshooting LAN, WAN, and Wi‑Fi connectivity.
• Familiarity with ITSM platforms and infrastructure monitoring tools.
• Excellent communication and teamwork.

Responsabilidades

• Monitor Security and Networking infrastructures, detecting incidents and events.
• Receive, log, classify, and prioritize incidents via ITSM platforms.
• Initial troubleshooting of low-complexity incidents with SLA compliance.
• Health checks on firewalls, VPNs, and networking devices (switches/routers/wireless).
• Analyze logs and monitoring alerts to identify security risks and connectivity issues.
• Execute standard tasks: firewall rule validation, VPN checks, port administration, config verification.
• Track incidents through to resolution with clear communication.
• Maintain detailed technical records in operational tools.
• Collaborate with L2 and L3 teams on complex incidents.
• Contribute to continuous service improvement.

Conocimientos

Networking fundamentals

LAN/WAN/Wi‑Fi troubleshooting

ITSM familiarity

Analytical thinking

Communication skills

Hybrid work eligibility

Educación

Bachelor’s degree in Computer Science / IT / Networking / Systems Administration / Cybersecurity

Herramientas

ITSM platforms

Infrastructure monitoring tools

Descripción del empleo

Networking and Security Consultant (Lisbon- Hybrid)

We're fastlearners, hard workers, natural collaborators... and weMake ModernHappen!

Our ambitionis to unlock the potential of our digital world so that organisationseverywhere can innovate and thrive securely. We aim to achieve this goal bybringing together the world’s most talented people and the most powerfultechnologies, combining them to address our customers' challenges and to buildsomething stronger together.

Rightnow, we are looking for a Network and Security Consultant for a clienton our Talent Team.

Your responsibilities include:

• Monitor Security and Networkinginfrastructures, ensuring the timely detection and handling of events, alarms,and incidents.
• Receive, log, classify, andprioritize incidents and service requests through ITSM platforms.
• Perform initial troubleshootingand resolution of low-complexity incidents while ensuring SLA compliance.
• Conduct operational healthchecks on firewalls, VPNs, and networking devices, including switches, routers,and wireless infrastructure.
• Analyze logs, security events,and monitoring alerts to identify potential security risks and connectivityissues.
• Execute authorized standardoperational tasks, including firewall rule validation, VPN status checks, portadministration, and configuration verification.
• Track incidents through toresolution or escalation, ensuring accurate communication and documentationthroughout the process.
• Maintain detailed technicalrecords of all interventions and updates within operational tools.
• Collaborate with L2 and L3 teamson complex networking and security incidents.
• Contribute to continuous serviceimprovement initiatives and operational excellence.

You must have:

• Degree or technicalqualification in Computer Science, Information Technology, Networking, SystemsAdministration, or Cybersecurity.
• 1 to 2 years of experience inService Desk, NOC, SOC, Technical Support, or IT Infrastructure Operationsenvironments.
• Strong understanding ofnetworking fundamentals, including TCP/IP, DNS, DHCP, VLANs, Switching, andRouting.
• Basic knowledge of networksecurity concepts, including Firewalls, NAT, VPNs, and Security Policies.
• Hands-on exposure to at leastone firewall vendor such as Fortinet (FortiGate), Palo Alto Networks,or Check Point.
• Experience troubleshooting LAN,WAN, and Wi-Fi connectivity issues.
• Familiarity with ITSM platformsand infrastructure monitoring tools.
• Strong analytical andproblem-solving skills with the ability to diagnose and resolve technicalissues.
• Excellent communication skillsand the ability to work effectively within a team environment.
• Availability to work in a hybridmodel and within operational schedules.

We value:

• Industry certifications such as CiscoCCNA, CompTIA Network+, CompTIA Security+, FortinetCertified Fundamentals (FCF), Fortinet Certified Associate (FCA), PaloAlto Networks Cybersecurity Apprentice, Check Point CCSA, or ArubaAssociate certifications.
• Experience supporting enterprisecustomer environments or managed services operations.
• Knowledge of security eventanalysis and log investigation.
• Familiarity with ITIL practicesand Incident Management processes.
• An interest in developingtowards L2 Networking and Security roles.
• The ability to work underpressure while effectively managing multiple priorities.
• A proactive mindset with astrong willingness to learn and continuously develop technical skills.
• Strong attention to detail,ownership, and commitment to delivering high-quality service.

We offer:

• Integration into a dynamic and motivated team toperform the role.
• Additional training.
• Salary package in line with the responsibilitiesof the role.
• Professional growth and career developmentopportunities.