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
- 25 years on the market
- 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
We are looking for a Mail System Administrator to join the team 100%
Your job responsibilities will include:
- Web mail administration:
- postfix, dovecot, POP3, IMAP, Rspamd, OpenResty, IceWarp, ZFS
- 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 theres a dedicated team for
Requirements
Must-haves:
- Experience with mail system administration
- postfix, dovecot,POP3 and IMAP,
- Rspamd,IceWarp, ZFS
Self-assessment Screening Questions:
- Do you have experience with Mail Systems administration?
- Do you have experience with postfix, dovecot, POP3 / IMAP?
- Have you used SaltStack or another config management tool? Which one?
- Would you say you are a generalist keen to learn new tools and adopt them quickly?
- 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
Benefits
- 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:
- Hardware
- 200 servers
- 400 CPUs
- 3200 physical cores / 6400 logical cores
- 30+ TB RAM
- 400 TB RAW SSD
- Configuration management
- Web hosting
- Ubuntu LTS + nginx, apache, php, MySQL, MariaDB, PostgreSQL, ZFS, LXC, LXD
- Email hosting
- postfix, dovecot, Rspamd, Halon, IceWarp
- Cloud
- OpenStack, OpenvSwitch, RabbitMQ, Docker, Docker Swarm, Redis, Galera cluster, gitlab CI
- DNS
- Monitoring
Must-have's: Experience with mail system administration postfix, dovecot, POP3 and IMAP, Rspamd, IceWarp, ZFS Self-assessment Screening Questions: Do you have experience with Mail Systems administration? Do you have experience with postfix, dovecot, POP3 / IMAP? Have you used SaltStack or another config management tool? Which one? Would you say you are a generalist keen to learn new tools and adopt them quickly? 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