Last updated: 2025-11-09

15 It Systems Administration jobs in Lisbon.

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FCCN

Serviços digitais da FCT, focados em fornecer meios tecnológicos para a produção de ciência e conhecimento de excelência.

Administrador/a de Sistemas

Lisbon

  • Skills: Linux, Windows, Datacenter, MySQL, PostgreSQL, scripting, bash, Python, monitorização, Ceph
  • Level: mid
  • Type: full_time

Alter Solutions Portugal

Alter Solutions Portugal is an IT Consultancy Company, promoter of Digital Transformation, part of the Alter Solutions Group, created in 2006, in Paris. In 202…

Systems Administrator | Microsoft Cloud Administrator | Intune Endpoint Adminis…

Queluz

  • Skills: Microsoft 365, Intune, Azure, Endpoint, Security, Licensing, SharePoint, Virtual Machines, Cloud Infrastructure, Change Management
  • Level: mid
  • Type: full_time

iCapital Network

iCapital offers a comprehensive benefits package that includes competitive salary, annual performance bonus, and equity for all full-time employees; healthcare…

Associate Systems Engineer

Lisbon

  • Skills: security technologies, DLP solutions, email security, firewalls, VPN, CASB, incident response, cloud security, troubleshooting, scripting
  • Level: mid
  • Type: full_time

Veeam

Veeam, the #1 global market leader in data resilience, believes businesses should control all their data whenever and wherever they need it. Veeam provides dat…

Configuration Engineer/ System Administrator

Lisbon

  • Skills: VMware, Hyper-V, KVM, PowerShell, Python, Linux, Monitoring, Ansible, Terraform, Zabbix
  • Level: mid
  • Type: full_time

PagerDuty, Inc.

PagerDuty, Inc. (NYSE:PD) is a global leader in digital operations management. Trusted by nearly half of both the Fortune 500 and the Forbes AI 50, as well as …

Support Engineer

Lisbon

  • Skills: customer support, Runbook Automation, Unix systems, Shell scripting, RDBMS, APIs, cloud platforms, Application Support, DevOps, configuration management
  • Level: entry
  • Type: full_time

Devoteam Cyber Trust

Devoteam Cyber Trust is the specialized cybersecurity unit of the Devoteam Group. With over 800 experts across the EMEA region, our mission is to position cybe…

Junior Vulnerability Manager

Lisbon

  • Skills: Vulnerability Management, Python, Network Diagnostics, SQL, Scanning Process, Nessus, Bash, Security Analysis, Risk Management, Pentesting
  • Level: entry
  • Type: full_time

Cloudflare

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites…

Infrastructure Engineer

Lisbon

  • Skills: Data Center Operations, Site Reliability Engineering, Network Engineering, Linux systems administration, DevOps, CWDM, DWDM, Ansible, Network Protocols, Automation
  • Level: mid
  • Type: full_time

Devoteam Group

Citrix Expert Engineer

Lisbon

  • Skills: Citrix Virtual Apps, XenApp, XenDesktop, Citrix NetScaler, PowerShell, FSLogix, VDI, Cloud-based virtualization, Root Cause Analysis, Automation
  • Level: mid
  • Type: full_time

Devoteam Cyber Trust

A Devoteam Cyber Trust é a unidade especializada em ciberseguranç...u deseja se unir à nossa equipe? Então envie seu CV.

Pentester/Ethical Hacker

Lisbon

  • Skills: Penetration Testing, Ethical Hacking, Vulnerabilities, Networking, Linux, Windows, HTTP, OWASP TOP 10, Cryptography, Communication Skills
  • Level: entry
  • Type: full_time

Alter Solutions Portugal

Alter Solutions Portugal is an IT Consultancy Company, promoter of Digital Transformation, part of the Alter Solutions Group, created in 2006, in Paris. In 202…

IT Administrator

Lisbon

  • Skills: IT Administration, Digital Transformation, Technical Requirements, Application Support, System Enhancements, Linux, Windows, Scripting, Protocols, Architectures
  • Level: senior
  • Type: full_time

Canonical

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very wi…

Cloud Support Engineer

Lisbon

  • Skills: Ubuntu, Linux, Cloud computing, KVM, OpenStack, Docker, Kubernetes, Virtualization, Customer support, Troubleshooting
  • Level: entry
  • Type: full_time

Capgemini

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’…

Network & Security Engineer

Lisbon

  • Skills: Telecommunications, IP Networks, Routing, Switching, Network Certification, Troubleshooting, Documentation, CCNP, Network Testing, Analytical Skills
  • Level: mid
  • Type: full_time

Nokia

Nokia is committed to innovation and technology leadership across mobile, fixed and cloud networks.

Security Architect

Amadora

  • Skills: security architecture, cyber threats, security frameworks, cloud security, vulnerability assessment, security best practices, threat intelligence, DevOps, agile methodologies, scripting
  • Level: mid
  • Type: full_time