Senior Linux Administrator - Remote

Brains Consulting is recruiting:

Senior Linux Administrator - Remote
Remote, Full time

Freelance contract with regular monthly payments

Around 50,000 EUR / year based on seniority when invoiced

Work Experience

Job Description
Would you like to manage hundreds of TBs of data, several thousands of cores and take advantage of 40 GBit network?

Our client provides is a leader in the Central and Eastern Europe in web hosting services.
25 years on the market
4.5 PB disk capacity
2,500+ servers
500m web hits per day
5m emails processed per day

The headquarters is in Stockholm, Sweden, but IT operations is based in Slovakia.

We are looking for a Senior Linux Administrator to join the team 100% remotely.

Your job responsibilities will include:

-    Linux server administration with OpenStack, SaltStack, Ubuntu LTS
-    Manage web cluster with 200+ servers, 400 CPUs, 30+ TB RAM, 400 TB RAW SSD
-    Improve existing solutions, suggest improvements, discuss with colleagues
-    Continuously keep learning and sharing insights and best-practices with your team
-    Analyze incidents, identify root causes, and ensure they will not occur again
-    You would not need to be on-call because there's a dedicated team for this.

At least 4-5 years of experience with Linux administration
Experience with OpenStack

Experience with SaltStack
Experience with most of the technologies listed below (the more, the easier onboarding)

Self-assessment Screening Questions:
1.    Do you have at least 4-5 years of experience with Linux server administration?
2.    Do you have experience with OpenStack?
3.    Have you used SaltStack or another config management tool? Which one?
4.    Would you say you are a generalist keen to learn new tools and adopt them quickly?
5.    Is your English good enough to interact with colleagues in different countries?

Sourcing Locations:
Poland, Hungary
Romania, Bulgaria, Serbia
Open to interview candidates from around the globe.

Long-term, full-time engagement – freelance contract when you work remotely
100% remote work
Senior team to support you
Growth opportunities – join conferences and workshops to learn and speak
Great culture – hackathons, trips

Our full technical stack includes:

200 servers
400 CPUs
3200 physical cores / 6400 logical cores
30+ TB RAM

Configuration management

Web hosting
Ubuntu LTS + nginx, apache, php, MySQL, MariaDB, PostgreSQL, ZFS, LXC, LXD

Email hosting
postfix, dovecot, Rspamd, Halon, IceWarp

OpenStack, OpenvSwitch, RabbitMQ, Docker, Docker Swarm, Redis, Galera cluster, gitlab CI

KnotDNS, bind, PowerDNS


Around 50,000 EUR / year based on seniority when invoiced
Freelance contract with regular monthly payments

Work Experience

Please send your resume to

More info – please contact Adelina Tirziu – IT Recruitment Manager: 0040733733411


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Recomandări de la Clienții și Candidații noștri

Dragos N. - Infrastructure Engineer - Telecom Company

"Brains Consulting has been a great advocate, far from the average IT staffing and placement organization."

Adrian. C - Fullstack Developer

"BRAINS CONSULTING is definitely a consultancy company that goes beyond just consulting, they help people chase their goals and dreams. I had no idea what to expect at first, but then I found a very committed company focused in helping me get my job!"


"We have a good working relationship with Brains Consulting and they always put every effort in to filling our Nursing and HCA positions . They have an honest and open approach to recruitment services"


" I have found Brains Consulting to be responsive, very engaging in their approach and quality-focused. I would have no hesitation in recommending the services of Brains to any prospective customers."

James Chinchen – Managing Director - James Lewis, UK

"Our collaboration with Brains Consulting is already old, being with us for over 6 years in recruitment projects in the field of specialists in transportation! Every time the Brains Consulting team approached each project with great seriousness, trying to send the best applications. I have nothing but appreciation for the collaboration with Brains so that we can continue to have many beautiful recruitment projects together!"

Ioana Radulescu, Head of Recruitment - DON UITZENDGROEP, Netherlands

“ Brains Consulting is a very dedicated and responsible company. We really appreciated the ability to connect with people and find the professionals we needed. We recommend Brains for any challenging project where you need skilled workers from different sectors because they are really good at solving problems. It has been a good experience working together! “

Deirdre Hennessy, Managing Director - OSP Recruitment, Ireland

"I first met with Adelina online, at the height of the Pandemic. From our very first meeting, she has been so honest, helpful and an absolute lady to work with. I have worked with Adelina now on many projects, and I would not hesitate to recommend Brains Consulting. They truly are a person centered company, and will always deliver a wonderful service.
To anyone seeking recruitment services, I highly recommend Brains Consulting. Adelina and her team are an absolute pleasure to work with."

Nik Nielsen, Manager - BWB Flex B.V.

„ As we’re growing to a higher number and quality of people, every day, Brains Consulting is one of the pillar stones that helped us in developing and becoming a more powerful agency. Since our collaboration started, back in the first months of 2018, they provided qualified and trustworthy workers in the construction field. They have access to a wide audience, and we hired tens of people from their recommendations. Weekly they present new people with experiences varying from Painters, Drywallers to Carpenters and Shuttering Carpenters. There is a good connexion between us and furthermore, the future will let us grow together. If you need workers, Brains Consulting is an efficient go-to agency, which we gladly recommend”

Guillaume Bernard, Manager - Agisante

„We have been working with Adelina TIRIZIU of BRAINS CONSULTING since 2012. She has a great network in Romania and this is what matters to us the most as our clients are facing a critical lack of healthcare professionals. Thus, finding adequate candidates is key to success for them and therefore for us.”



Brains Consulting SRL
str. J.H. Pestalozzi, nr. 3-5, cam 207
Timisoara, Romania

sediul social:
str. Dreptatea, nr.16, ap. 11
Timisoara, Romania

Email: office @
Phone: 0040 729 478762

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