System Administrator

Reposted Yesterday
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Lisbon
In-Office
Senior level
Information Technology • Travel
The Role
The Endpoint Management Engineer will manage Windows workstations, ensuring secure deployments, developing automation scripts, troubleshooting issues, and collaborating with global teams for solution implementation.
Summary Generated by Built In

Job Title

System Administrator

Summary of the Role

Amadeus Airport Cloud Use Service (ACUS) is a next-generation Microsoft Azure-based platform that virtualizes airline and airport applications, enabling on-demand access to passenger processing systems anywhere, anytime.

As part of the ACUS team in Lisbon, you will support and manage Windows-based workstations for airports and airlines worldwide. Your main focus will be ensuring secure, reliable deployments and collaborating with technical teams to enhance remote management and automation. This role offers the opportunity to work on impactful, international projects that shape the travel experience for our customers.

You will play a key part in driving the evolution of ACUS by designing and supporting innovative solutions within a dynamic, global environment.

Main Responsibilities

  • Design, develop, and test automation scripts and software packages for workstation management and integration into the product eco system.

  • Deploy, validate, and document operating system updates and software changes.

  • Oversee the rollout of new solutions and maintain clear technical documentation.

  • Coordinate with stakeholders to plan and execute global workstation changes and maintenance.

  • Implement and enforce security policies, collaborating on regular security reviews.

  • Troubleshoot technical incidents and prepare deployment and incident reports.

  • Research and introduce process improvements through automation.

  • Collaborate closely with product, security, and support teams.

About the Ideal Candidate

  • Degree in Computer Science, IT, or a related field, with 5+ years of relevant experience

  • Strong PowerShell skills (mandatory) for automation, diagnostics, and system integration

  • Deep Windows OS expertise, including imaging and re‑imaging, OS internals (CPU scheduling, memory management, processes, registry), and advanced administration

  • Solid experience with Windows security, including GPO management and OS hardening

  • Strong troubleshooting skills across Windows networking and systems, including DNS, DHCP, TCP/IP, SSL/TLS, NTP, REST/SOAP, routing, switching, NTFS/SMB, and peripheral interfaces (USB, serial COM, printing)

  • Experience diagnosing complex, distributed workstation issues in enterprise environments

  • Familiarity with automation tools, endpoint management, and OS deployment solutions

  • Exposure to cloud environments (Azure and/or AWS) is a plus

  • Strong documentation skills, team-oriented mindset, and ability to work in international environments

  • Fluent in English (spoken and written)

What we can offer you:

  • 💰 A complete rewards offer - Amadeus provides attractive remuneration packages, covering all essential components of a competitive reward offer, including bonus, equity, pension plan, travel, life and healthcare insurance, as well as lunch and transport allowance and other benefits.

  • 🌎 A truly global DNA - Everything at Amadeus is global, from our people to our business, which translates into our footprint, processes, and culture.

  • 🎓 Great opportunities to learn - Learning happens all the time and in many ways at Amadeus, through on-the-job training, formal learning activities, and day-to-day interactions with colleagues.

  • 🤗 A caring environment - Amadeus fosters a caring environment, nurturing both a fulfilling career and personal and family life. We care about our employees and strive to provide a supportive work environment.

  • 🌟 A flexible working model - We want our employees to do their best work, wherever and however it works best for them.

  • 🌈 A diverse and inclusive community - We are committed to leveraging our uniquely diverse population to drive innovation, creativity, and collaboration across our organization.

  • 📈 A Reliable Company - Trust and reliability are fundamental values that drive our actions and shape long-lasting relationships with our customers, partners, and employees.

  • 🎯 A critical mission and purpose - At Amadeus, you will be powering the future of travel and pursuing a critical mission and extraordinary purpose.

Diversity & Inclusion

Amadeus aspires to be a leader in Diversity and Inclusion in the tech industry, enabling every employee to reach their full potential by fostering a culture of belonging and fair treatment, attracting the best talent from all backgrounds, and as a role model for an inclusive employee experience.  

Amadeus is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to gender, race, ethnicity, sexual orientation, age, beliefs, disability or any other characteristics protected by law.  

Top Skills

AWS
Dhcp
Dns
Azure
Ntp
Powershell
Rest
Serial Com
Soap
Ssl/Tls
Tcp/Ip
Usb
Windows
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The Company
HQ: Madrid
10,001 Employees
Year Founded: 1987

What We Do

Travel powers progress. Amadeus powers travel. Amadeus’ solutions connect travelers to the journeys they want, linking them via travel agents, search engines and tour operators to airlines, airports, hotels, cars and railways.

Technology has always been critical to developing global travel, increasing scale, choice and access. We have developed our technology in partnership with the travel industry for 30 years.

We combine a deep understanding of how people travel with the ability to design and deliver the most complex, trusted, and critical systems our customers need.

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