Empregos de red em Porto

Location: Remote Fluent Language Skills Required: English & Portuguese (global, excluding Brazilian Portuguese). Native fluency in English and Portuguese (global, excluding Brazilian Portuguese) is required for this position. Why This Role Exists At Mercor, we believe the safest AI is the one that’s already been attacked - by us. We are assembling a red...

- 2–3+ years of professional experience in Red Hat Enterprise Linux (RHEL) system administration within enterprise environments. - Solid experience in the administration, configuration, maintenance, troubleshooting and hardening of Red Hat Linux servers. - Good hands-on knowledge of Ansible, particularly for infrastructure automation, configuration...

Mercor is seeking experienced AI Safety Red Teamers to identify vulnerabilities in frontier AI systems through adversarial testing. You will design challenging prompts, uncover model weaknesses, and evaluate AI behavior across high-risk and ambiguous topics. Responsibilities include designing adversarial prompts, identifying jailbreaks, unsafe behaviours,...

Overview We are seeking a highly skilled and results-driven Mid‑Senior Red Hat Engineer to join our Infrastructure team. This role requires proven expertise in large‑scale Red Hat Enterprise Linux (RHEL) administration, focusing on automation and DevOps principles. The professional will be a key contributor, actively designing, implementing, and...

Lùkla Portugal is seeking a Linux Systems Administrator to join our experienced infrastructure team. We welcome candidates with 2–3 years of dedicated Linux administration experience and those who are more senior, valuing reliability and solid systems management. Responsibilities include maintaining production Linux servers, troubleshooting incidents,...

At Lùkla, we are looking for a Linux Systems Administrator to join an experienced infrastructure team. Whether you have 2–3 years of dedicated experience or are a more senior administrator, we are looking for someone who values solid systems administration and operational reliability. Responsibilities: - Administer, maintain, and troubleshoot Linux...

Mercor is seeking a passionate AI red team specialist to stress-test conversational agents. You will simulate jailbreaks, prompt injections, and bias exploitation to surface vulnerabilities and improve safety across integrations. You will produce reproducible artifacts, annotate failures, and follow taxonomies and playbooks to keep testing consistent....

Bee Engineering procura um Administrador de Sistemas Linux para integrar uma equipa de infraestruturas em Porto. Será responsável por gerir sistemas Linux, com foco em RedHat e CentOS 7, além de aplicações Java, e requer boa comunicação em inglês. O candidato ideal tem experiência prática, trabalha bem em equipa, resolve problemas de forma...

A leading IT services firm in Porto seeks a Mid-Senior Red Hat Engineer to join their Infrastructure team. This role focuses on RHEL systems administration and automation using Ansible. Candidates should be skilled in scripting with Bash and Python, and have experience with ELK Stack and Grafana for monitoring. The position promotes an inclusive work...

Location: Remote Fluent Language Skills Required: English & Portuguese (global, excluding Brazilian Portuguese). Native fluency in English and Portuguese (global, excluding Brazilian Portuguese) is required for this position. Why This Role Exists At Mercor, we believe the safest AI is the one that is already been attacked - by us. We are assembling a red...

PrimeIT is seeking a System Administrator in Porto, Portugal, to join a rapidly expanding technology team. The role requires hands-on Linux system administration, VMware expertise, and automation skills to support modern infrastructure. You'll work with Ansible and Terraform, operate with Red Hat environments, and communicate in English at B2 level as part...

Mercor is seeking an AI Safety Red Teamer for a remote, contract role. You will design adversarial prompts to stress-test frontier AI models, identify jailbreaks and unsafe behaviors, and help improve safety posture through rigorous evaluation. You will document vulnerabilities, contribute to benchmarking, and collaborate with researchers to advance model...

Thales Group is seeking an Offensive Security Engineer to conduct penetration tests across web, network, cloud, and AD environments, and to support incident response activities. You will prepare detailed reports with actionable remediation and collaborate with DFIR, SOC, and security engineering to strengthen detections. Ideal candidates bring 3+ years in...

- 2–3+ years of professional experience in Red Hat Enterprise Linux (RHEL) system administration within enterprise environments.- Solid experience in the administration, configuration, maintenance, troubleshooting and hardening of Red Hat Linux servers.- Good hands-on knowledge of Ansible, particularly for infrastructure automation, configuration...

OverviewWe are seeking a highly skilled and results-driven Mid‐Senior Red Hat Engineer to join our Infrastructure team. This role requires proven expertise in large‐scale Red Hat Enterprise Linux (RHEL) administration, focusing on automation and DevOps principles. The professional will be a key contributor, actively designing, implementing, and...

Administrador de sistemas em Portugal com foco em infraestrutura, releases e monitorização. Experiência em Linux e Windows é essencial.

A DBServices é uma empresa que possui raízes profundas tanto em Portugal quanto no Brasil, refletindo uma ligação sólida entre os dois países. Em constante crescimento, a DBServices destaca-se por atender grandes empresas em Portugal, nos Estados Unidos e no Brasil, consolidando sua presença internacional e ampliando seu impacto no mercado...

A DBServices é uma empresa que possui raízes profundas tanto em Portugal quanto no Brasil, refletindo uma ligação sólida entre os dois países.Em constante crescimento, a DBServices destaca-se por atender grandes empresas em Portugal, nos Estados Unidos e no Brasil, consolidando sua presença internacional e ampliando seu impacto no mercado...

A DBServices é uma empresa que possui raízes profundas tanto em Portugal quanto no Brasil , refletindo uma ligação sólida entre os dois países. Em constante crescimento, a DBServices destaca-se por atender grandes empresas em Portugal, nos Estados Unidos e no Brasil, consolidando sua presença internacional e ampliando seu impacto no mercado...

Thales Group in Portugal is looking for a Senior Offensive Security Auditor to lead hands-on security assessments, penetration tests, red team simulations and vulnerability validation. You will define scope, deliver complex engagements, collaborate with SOC, DFIR, Threat Hunting and Security Engineering teams, and present clear remediation guidance to...