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System Administrator

  • Application Deadline: Oct. 9, 2022
  • Warsaw
  • Application Deadline: Oct. 9, 2022
  • Warsaw

We're expanding our IT Operations team. We're looking for a System Administrator (Linux background with some network and virtualisation knowledge) to oversee the day-to-day operation of Arelion’s IT infrastructure. The role involves managing hardware and operating systems, monitoring their performance, keeping the configuration database tidy and up-to-date, and troubleshooting technical problems.

  • Responsible for the maintenance, configuration, and reliable operation of servers, networks and virtualization. Perform routine/scheduled audits of the systems, including all backups and patching
  • Monitor Data Center health using preexisting management tools and respond to hardware issues as they arise; help build, test, and maintain new servers as needed (Windows and Linux) - working in close cooperation with an external supplier.
  • Network administration – mid-level ongoing tasks – with support from Senior Network Administrator
  • Managing and developing our monitoring system Data Dog (no experience with Data Dog is required)
  • Administering of CMDB system to make sure that information is up-to-date
  • Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing the impact of issues – in collaboration with the service provider.
  • Interact with the help desk and other teams to assist in troubleshooting, identify root-cause, and provide technical support when needed. On-duty support might be needed.
  • Provide documentation and technical specifications to IT staff for planning and implementing new or upgrades to IT infrastructure.
  • Opportunity to learn AWS services by administering systems installed in AWS cloud – OS level

Work with great people

Maarit Diridillou
Office Manager
"At Arelion you are surrounded by extremely talented people – it makes the work environment so inspiring!"
Tanuja Rameaux
Head of delivery content
"I love the cultural synergy within the company – it is unique. When you join us, you will feel it’s warmth!"
Sandrine Corbett
Human Resources Manager
"I feel I belong, and I really like the people I work with. This combination empowers me!"
Fabio Bottan
Account Manager
"What I really like about Arelion is the support we get from the company when we promote different ways to do business."

Skills & Requirements

  • Good experience with administering servers Linux
  • Basic experience with administering Windows servers and Active Directory
  • Good knowledge of current hardware architecture – servers, storage, switches
  • Good understanding of Data Centre architecture

  • Experience with configuring network devices

  • Some experience with monitoring solutions (no experience with Data Dog is required, but a willingness to learn is essential)

  • General understanding of CMDB systems (experience with Device42 is an additional asset)

Great Place to Work

  • Flexible working hours

  • Hybrid workspace

  • Health & Wellbeing

  • A healthy work – life balance approach

  • Diverse workplace

  • Equal Opportunity Employer

About the company

From humble beginnings in the early 1990s, we have become connectivity partner of choice to the world’s largest content providers, operators and enterprises. In the past, our network laid the very foundations of the Internet revolution and today it’s enabling digitalization throughout business and society.

Arelion, formerly Telia Carrier, is owned by Polhem Infra, a Swedish investment company backed by some of the largest Swedish public pension funds. We started building our network in 1993, when our Autonomous System, AS1299, was allocated, and we’ve grown organically ever since. Our network now stretches 70,000 kms across Europe, North America and Asia and lets you connect directly to more than 2,300 wholesale customers in more than 125 countries. With more than 450 local access partners around the world, we are the backbone of your business, wherever you are.


2022Telia Carrier is now Arelion

2020Telia Carrier acquired by Polhem Infra

2019Expands US East Coast corridor with capacity options that bypass Manhattan into Secaucus NJ

2018Direct Cloud Connect to top 5 Clouds in the US and EU

2017Collaborates with Facebook and Coriant on TIP Voyager Open Optical Network

2015Telia Carrier Internet backbone ranked no. 1 first time

2013First with 100G in both US and Europe

2011Successfully completes world’s first terabit optical trial

2000First carrier to offer cross-border mobile data roaming

1999First carrier to offer cross-border services for gaming

1998First carrier to sell wavelengths

1993AS1299 was born

Aleksander Herda | Contact Person

I'm interested
Arelion

Warsaw
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