System Administrator - Linux

Thales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront of defence and security, aerospace and space, cybersecurity and digital identity, we’re driven by a mission to build a future we can all trust.

In Romania, we are advancing innovation through software engineering, research and development, delivering solutions in key markets in which Thales Group operates. Our engineers design, develop and integrate solutions that impact global industries – from fully operational systems and subsystems for naval warfare and maritime security operations, to air traffic management systems, satellite-based solutions, tactical indoor simulations, identity and biometric technologies and more.

Context

Thales Services Numériques works on outsourcing operations for more than sixty costumers. We support our customer’s system with the MCO/MCS activity, the development of the IT to support applications, the transformation of existing applications to the cloud, the Secure hybrid outsourcing, and applying security audits on paltforms and planning remediations.

Required competencies/experience:

• Installation, Configuration, Upgrading, Monitoring & Maintenance of Linux environments (RedHat/CentOS, Ubuntu, and others).
• Setup of networking, firewall, SSL, DNS and LAMP stack on Linux.
• Troubleshooting problems with the operating system, and the LAMP stack.
• Deploying, Configuring and maintaining Linux servers in AWS infrastructure (EC2, ELB, EFS, Route53, RDS)
• Configuring Scripting languages (PHP, Python, Node) for running web applications.
• Incident Management - responding to alerts & notifications, root cause analysis and reporting

Nice to have:

• Target : experience in L2/L3 support on large information systems.
• Experience with SSH,
• Sound networking fundamentals. Should have experience on performing network troubleshooting to isolate and diagnose common problems.
• Experience with web servers (Apache, Nginx), databases (MySQL, Mongo Db, Postgres).
• Experience analyzing, troubleshooting, and providing solutions for technical issues.
• Experience with ticketing/task management solution.
• Strong skills with bare metal server provisioning with manual configurations.
• Ability to understand, implement design considerations such as scalability, performance, redundancy, backup and automation. • AWS certification will be an added advantage. • Understanding of AWS, DevOps, Git, CI/CD.

Behavioral skills:

• Ability to work with different departments on the projects assigned.
• Proactive and self-motivated. Ability to independently look for solutions.
• Ability to work under tight deadlines and flexible hours.
• Ability to work in late evening or night shift on rotation.
• Advanced English knowledge, a conventional level in French would be appreciated,
• Sense of responsibility and customer-oriented attitude
• Good communication skills,
• Has a continuous learning mindset and learning of new paradigms, techniques & practices in build-test-release cycles and software automation.
• Understand the necessity of stability in the infrastructures.

At Thales, we’re committed to fostering a workplace where respect, trust, collaboration, and passion drive everything we do. Here, you’ll feel empowered to bring your best self, thrive in a supportive culture, and love the work you do. Join us, and be part of a team reimagining technology to create solutions that truly make a difference – for a safer, greener, and more inclusive world.