IT Network Administrator (mfx)

Randstad Portugal; Trofa; Hybrid; EUR 30,000 - 46,000; Full time

Benefits offered by this job

Contrato direto

Seguro de saúde

Vale de alimentação

Job summary

A Randstad Digital está a recrutar um Administrador de Rede IT para integração direta numa empresa sediada no Porto. O modelo de trabalho é híbrido (3 dias no local; 2 dias remoto/semana).

Responsabilidades incluem gerir a infraestrutura de rede, instalar e manter hardware e software de rede, monitorizar o desempenho e assegurar disponibilidade, além de colaborar com equipas internas e parceiros e manter documentação técnica atualizada.

Qualifications

• Experiência mínima de 3 anos em administração de redes.
• Conhecimento sólido de ambientes Cisco, Aruba e Fortinet.
• Domínio de LAN/WAN, protocolos de roteamento, ferramentas de monitorização e análise de pacotes.
• Experiência com DHCP, DNS, TCP/IP, SIP, TLS, MFA, Windows Server e Active Directory.
• Conhecimento de conceitos de segurança de rede (IPS, IDS, NGFW, UTM).
• Boa capacidade de resolução de problemas e análise.
• Capacidade de colaborar com stakeholders técnicos e não técnicos.
• Fluência em Inglês (obrigatória).

Responsibilities

• Gerir e otimizar a infraestrutura de rede (LAN, WAN, VPN, wireless).
• Instalar, configurar e manter hardware, software e sistemas de segurança de rede.
• Monitorizar o desempenho da rede e garantir disponibilidade com ações preventivas.
• Diagnosticar e resolver incidentes minimizando o impacto no negócio.
• Analisar problemas recorrentes e propor melhorias para estabilidade e eficiência.
• Identificar riscos e reforçar a segurança e o desempenho da rede.
• Fornecer suporte aos utilizadores, assegurando serviço de qualidade.
• Colaborar com equipas internas e parceiros externos em projetos de infraestrutura.
• Manter documentação técnica clara e atualizada.

Skills

LAN/WAN

Cisco/Aruba/Fortinet

DHCP/DNS/TCP-IP

Network security

Windows Server/AD

Troubleshooting

English fluency

Job description

Randstad Digital is recruiting a IT Network Administrator for direct integration, in a company located in Porto.

Hybrid work model (3 days on-site; 2 days remote / week).

As an IT Network Administrator, ensuring the availability, security, and performance of our client network infrastructure. You will work in a dynamic, international environment, supporting critical operations through reliable connectivity, proactive monitoring, and continuous improvement initiatives. Your role will be key in maintaining the systems that support our automotive business.

responsabilidades chave

• Manage and optimise network infrastructure (LAN, WAN, VPN, wireless).
• Install, configure, and maintain network hardware, software, and security systems.
• Monitor network performance and ensure availability through preventive actions.
• Diagnose and resolve incidents, minimising business disruption.
• Analyse recurring issues and propose improvements to enhance stability and efficiency.
• Identify risks and contribute to strengthening network security and performance.
• Provide user support, ensuring timely and high-quality service.
• Collaborate with internal teams and external partners on infrastructure projects.
• Maintain clear and up-to-date technical documentation.

competências

• Minimum 3 years of experience in network administration.
• Strong knowledge of Cisco, Aruba and Fortinet environments.
• Solid understanding of LAN/WAN, routing protocols, monitoring tools, and packet analysis.
• Experience with DHCP, DNS, TCP/IP, SIP, TLS, MFA, Windows Server and Active Directory.
• Knowledge of network security concepts (IPS, IDS, NGFW, UTM).
• Strong troubleshooting and analytical skills.
• Ability to collaborate effectively with technical and non-technical stakeholders.
• Fluency in English (mandatory).

principais benefícios

Direct contract, health insurance, meal allowance.

Randstad's mission is to become the most equitable and specialised talent company in the world, so we reiterate that we welcome people with a wide range of skills and experience. We are committed to ensuring that our recruitment and hiring process meets the needs of all people. If you need to make any adjustments to make your application or interview more comfortable, please don't hesitate to let our recruitment consultants know.