Application Support Engineer / SRE

You want to join a company that places people at the heart of its concerns? We are waiting for you at Extia !

As a consulting company specialized in IT and digital sectors, Extia has prioritized an approach that combines performance and well-being at work since its creation in 2007. This vision is shared today by more than 2,500 Extians across France and internationally, and has been recognized by the Great Place to Work® certification for 15 years!

We believe in equal opportunity and offer every candidate the chance to reveal their potential, without distinction of any kind. At Extia, it's "First who, then what" so, let's do it!

Strong communication skills – Able to communicate effectively with technical and non-technical stakeholders and collaborate across multiple teams. Problem-solving and analytical thinking – Skilled at investigating complex incidents, identifying root causes, and implementing effective solutions. Leadership – Capable of leading high-priority incidents, coordinating cross-functional teams, and driving operational improvements.

What You'll Do:

• Provide advanced support for production applications, ensuring timely investigation, resolution, and root cause analysis of incidents.
• Led the end-to-end management of high-priority production incidents, coordinating with development, infrastructure, and product teams to minimize service disruption.
• Monitor application health and system performance, maintaining and enhancing monitoring, alerting, runbooks, and standard operating procedures (SOPs).
• Plan and deliver operational improvement initiatives, including system upgrades, process automation, and deployment of new applications.
• Collaborate with cross-functional teams to improve system reliability, operational efficiency, and service availability.
• Support production environments across Linux and Windows platforms, ensuring high availability and stability.
• Scripting and automation to streamline operational processes and reduce manual effort.

What We're Looking For:

• Experience in Application Support, Production Support, or Site Reliability Engineering.
• Strong expertise in troubleshooting complex issues across applications, databases, middleware, and infrastructure.
• Hands-on experience with incident management, monitoring, logging, and ITSM/ticketing platforms.
• Solid understanding of desktop applications, web applications, REST APIs, and distributed systems.
• Proficient in Linux and Windows operating systems.
• Experience managing application servers, including HAProxy, Apache, and IIS.
• Skilled in scripting and automation using Bash, PowerShell, and Python.
• Experienced with monitoring and observability tools such as Zabbix and Grafana.
• Knowledge of middleware technologies, including Axway API Gateway.