Senior System Administrator

We are seeking a highly qualified Senior System Administrator, known for their discipline, autonomy, and initiative. As a key member of our team, you will play a strategic advisory role in architectural decisions while actively contributing to the continuous improvement of our technological environments. You will be involved in the comprehensive management of our physical, virtual, and cloud infrastructures, working closely with other teams to ensure system performance, security, and reliability. Responsibilities

• Make critical decisions regarding system architecture with precision and strategic insight
• Manage and maintain Windows and Linux servers with a focus on reliability and performance
• Administer and optimize cloud services (Azure, AWS) independently
• Handle identity and access management using Entra and Active Directory
• Supervise and configure Intune for device and server management
• Ensure network security and administration using Fortinet and Cisco products
• Implement and maintain effective backup and disaster recovery solutions
• Collaborate actively with internal teams in a spirit of teamwork
• Provide advanced technical support and act as an advisor to colleagues and partners
• Contribute to the ongoing improvement of administrative processes and tools

Required Skills

• Proficiency in Azure and AWS cloud environments
• Advanced expertise in Windows server administration
• In-depth knowledge of Entra and Active Directory
• Strong experience with Intune
• Mastery of Fortinet products; knowledge of Cisco and Linux is a plus
• Demonstrated ability to work with discipline, take initiative, and operate autonomously
• Strong teamwork and advisory skills across technical and non-technical stakeholders
• Analytical mindset focused on continuous improvement

Qualifications

• Degree in Computer Science or a related field
• Minimum of 10 years of experience in complex system administration
• Excellent problem-solving and communication skills
• Ability to thrive in a dynamic environment with autonomy and technical leadership