Mail System Administrator - Remote - WS103
Mail System Administrator - Remote - WS103
Posted on :
14-12-2022
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Job Description
This is a remote
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 there's a dedicated team for
Requirements
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
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
- SaltStack
- 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
- KnotDNS, bind, PowerDNS
- Monitoring
- Zabbix
Must-Have's: BS/MS degree in Computer Science, Engineering or a related 4+ years of software development Strong understanding of best practices for application performance optimization and Be able to identify opportunities for innovation to improve Strong knowledge on object oriented programming and design Strong experience of enterprise software architecture Good English, both oral and written Nice To Have's: Experience on Microsoft Azure with understanding of the different services provided by Azure, and able to provide solutions using the Understanding of Cloud Computing: virtualization technologies, Infrastructure as a Service, Platform as a Service and Software as a Service Cloud delivery Understanding of infrastructure (firewalls, load balancers, hypervisor, storage, monitoring, security etc). Be able to create, deploy, maintain, scale out Cloud based Self-assessment Questions: Do you have a BS/MS degree in Computer Science, Engineering or a related Do you have 4+ years of software development Do you have a strong understanding of best practices for application performance optimization and Do you have knowledge on object oriented programming and design Do you have experience of enterprise software architecture? Do you speak English on a professional level, oral and Active Sourcing Locations: Romania, Hungary, Serbia, Croatia, Bulgaria, Poland, Czech Republic, Slovakia, Portugal Open to Candidates worldwide but from Countries that Visa issuing for Thailand will not be a major obstacle
Employment Type
Full Time
Key Skills
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