Senior IS Administrator @Telia

We’re looking for a Senior IS administrator join us at Telia in Vilnius or Šiauliai. We are working with new technologies and our task is to ensure, that our customers are getting the best service possible. It‘s a rare opportunity to join us and achieve great things together.

What you’ll do:

We work across two main focus areas: client applications and our shared product, the Telia Call Center Platform. In this role, your primary focus will be on the Call Center (CC) platform. In this challenging role, you will take ownership of CC application architecture and infrastructure, making key decisions related to system design, security, and lifecycle management. A significant part of the work involves the telephony layer, particularly Asterisk configuration and continuous improvements.

This position also offers strong opportunities for professional growth, with the potential to expand into a broader client applications support domain over time.

You will be responsible for:

• Application architecture and infrastructure, making key decisions related to system design, security, and lifecycle management.
• Timely and effective resolution of incidents, PIR reports.
• Collaboration with other supporting teams to resolve more complex issues.
• Constant improvement of platform monitoring and observability.
• Generating and implementing automation and standardization ideas to reduce repetitive tasks and improve team performance.

What will help you thrive in this role:

You are a quick learner who is eager to grow your skills. You have experience supporting and working with enterprise size Linux environments and sufficient knowledge in:

• Web servers (nginx, apache);
• Networks;
• IP telephony technologies and systems.
• Asterisk or other PBX and telephony toolkits;
• Databases;
• Scripting languages (Bash or other).

We would consider as an advantage:

• Hands-on experience with AI solutions throughout the entire lifecycle, from idea to deployment.
• Foundational knowledge of Kubernetes architecture and operations.
• Some programming practical knowledge (PHP/Python).
• Possession of relevant certification (i.e. RHCSA/RHCE, etc.);
• Understanding of ITIL processes.

Join us to shape smarter living for people, businesses, and the planet

At Telia, we’re a team of 15 000 colleagues across the Nordics and Baltics, passionate about technology and connectivity. As a Top Employer and Sustainability Leader, we drive change with large-scale, impactful projects while building a sustainable, inclusive world.

Here, you can grow your skills, lead meaningful projects, and thrive in a supportive, diverse environment. Whether you’re taking your first step or your next, Telia is a place to grow, belong, and make a real impact.

What we offer

At Telia, we care about your well-being, growth, and sense of belonging:

• Additional health insurance and pension plans
• Workation: work from anywhere in the EU for up to 30 days per year
• Extra vacation days based on tenure (up to 5 additional days)
• Discounts on Telia services, including free home internet
• Partner offers and discounts (SPA, cafes, events)
• Telia Kids Club: summer camps for employees’ children
• Company-supported sports activities (yoga, basketball, running)
• Internal training, leadership programs and job shadowing to explore new roles

…and more.

Monthly salary range for this position – 3600-5400 Eur (gross) + annual performance bonuses. Although it may vary depending on your skills and experience.

Ready to make better happen?

We look forward to receiving your application by 18 June, 2026. Please note that we might close the position earlier if we find the right candidate, so don’t wait too long to apply!

If you’re selected for the next stage, you’ll be contacted by our Hiring Manager. Background and reference checks will be part of the process.

Want to know more about this role? Please reach out to Rolandas at rolandas.levinskas@telia.lt

Equal opportunities

At Telia, we recognize talent by professional skills and growth potential. We champion diversity, ensuring every individual’s needs are met, regardless of disability, gender, age, nationality, sexual orientation, or social status. Together, we’re dedicated to fostering an inclusive work environment where your uniqueness is our strength.

Join us and let’s make better happen - together!

More about our culture: www.telia.lt/karjera