4+ years of hands-on Linux Application & System support experience.
Manage, monitor, and maintain all installed systems, servers, and infrastructure.
Proactively ensure the highest levels of system uptime, performance, and reliability.
Implement and maintain security, backup, and redundancy strategies.

Sinch is a global leader in the growing market for Communication Platforms as a Service (CPaaS) and mobile customer engagement. We are specialists in allowing businesses to reach everyone on the planet, in seconds or less, through mobile messaging, email, voice, and video.

We reach every phone on earth. From the lifechanging to the timesaving, we're helping our customers to interact with people like never before. For you, that means working in an environment that offers an incredible variety of exciting challenges, and the chance to impact on how billions of people engage with their favorite brands. The dream of personalizing content to all 15 billion phones on the planet is no fairy tale! More than 150,000 businesses, including many of the world's largest companies and mobile operators, use Sinch's advanced technology platform to engage with their customers. Moreover, Sinch has been profitable and fast-growing since its foundation. Sinch's core values are Make it Happen, Dream Big, keep it Simple and Win Together. These values describe how our global organization works and inspire every of our more than 5,000 employees across 60 different countries.

The essence of the role

As a System Administrator (Linux / Infrastructure) at Sinch, you will be responsible for managing, monitoring, and maintaining the infrastructure that powers our mission-critical systems and services. You will ensure the highest levels of system uptime, performance, and reliability while driving automation and security initiatives. This role involves cross-functional collaboration with IT, Product, and Engineering teams to ensure seamless service delivery.

Own the Axiom platform - including day-to-day configuration, health checks, playbooks, reporting, troubleshooting and incident resolution & RCA mgmt.
Build and maintain Axiom systems, lifecycle plan, log management, purging, alerting.
Train and support users across global teams, ensuring strong adoption and a consistent experience.
Continuously optimize usability and impact based on feedback, usage insights, and evolving business needs.
- 4+ years of hands-on Linux Application & System support experience.
- Manage, monitor, and maintain all installed systems, servers, and infrastructure.
- Proactively ensure the highest levels of system uptime, performance, and reliability.
- Implement and maintain security, backup, and redundancy strategies.
- Liaise with clients, vendors, and internal IT teams for issue resolution and performance improvements.
- Resolve support tickets through the ITSM portal and address technical queries as per defined SLAs and requirements.
- Install, configure, and maintain operating systems, application software, and system management tools.
- Write and maintain automation scripts to enhance efficiency and reduce manual intervention.
- Troubleshoot complex OS, network, and application-level issues.
- Proven experience in Linux system administration (installation, configuration, troubleshooting).
- Strong understanding of database management and monitoring - MySQL, MongoDB, Redis.
- Experience with Nagios or other monitoring tools (configuration and alert setup preferred).
- Solid understanding of network fundamentals - OSI layers, TCP/IP, routing, and switching.
- Working knowledge of SQL and relational databases (MySQL, Oracle).
- Hands-on experience with Redis Cluster configuration and support.
- Scripting skills in Bash, Python, or similar languages (for automation and monitoring).

Who are you

Being you at Sinch:

We're a worldwide group of people, committed to diversity. We're working to offer an increasingly inclusive workplace wherever you are. No matter who you are, you'll be able to explore new career and growth options - sharing your voice, building your path and making it happen with us.

We're proud to be an equal opportunity employer, and all qualified applicants will be considered to join our team regardless of race, color, religion, gender identity or expression, sexual orientation, pregnancy, disability, age, veteran status, and more.

Your life at Sinch:

Being a Sincher is all about learning and being in pursuit of new challenges. Working in offices, at home, or in a hybrid model, that means celebrating change and the unknown, rolling up your sleeves and seeing what impact you can have on the world. The only way is up, and you'll be reaching for the opportunities that match where you want to take your career. It's closer than you think.

It's time to chase the answers, chase the challenges and chase the dream.

Are you ready Join us on our journey!

Assistant Manager - Technical Support (Linux)