IT Administrator / DevOps (Part-time Support, Security-focused, AWS & WordPress)
We are looking for an experienced IT Administrator / DevOps engineer to support our lead system administrator in managing and securing our server infrastructure. This includes Linux-based physical servers, containerization, monitoring systems, email services, and AWS hosting for WordPress-based platforms.
Your responsibilities will include:
Managing Linux/Unix servers (physical and virtual)
SSH hardening, firewall configuration (iptables/nftables)
Disk encryption (LUKS/ZFS), RAID, and backups (ZFS snapshots, weekly full backups)
Docker/LXC container management
VPN (OpenVPN, Wireguard), IPMI access via VPN
Monitoring (Prometheus, Grafana), log collection, fail2ban
Blockchain node maintenance (full and SPV), data integrity
Email services (SMTP, SPF, DKIM, DMARC, Mailgun/Amazon SES)
AWS (EC2, RDS, S3, Route 53, CloudFront, SSL via ACM or Let’s Encrypt)
Optimization and staging environments for WordPress
Skills Required:
Linux/Unix administration
Docker / container orchestration
AWS infrastructure
Email server configuration and security
Firewall and VPN setup
Bash, Python or Go scripting
Ansible/Chef or similar automation tools
Understanding of encryption and cybersecurity principles
Experience with ZFS or Btrfs is a plus
Engagement:
We are offering 10–20 hours/month of regular support with the possibility of expanding after a successful trial period. Long-term collaboration is possible for the right candidate.
Work type: Remote
Start: ASAP
Please include: Hourly rate or monthly package, availability, and relevant experience.
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1 day21 USD1 day21 USD
Hello, I have extensive experience in server administration, databases, tracking systems, and email services. Also, I develop in Python/JS/TS and a little Go, with deep knowledge of Bash. Additionally, I work with Sentry/Grafana/Prometheus/Metabase. We can discuss all the details and start working. For any additional questions, please send a private message. I look forward to cooperating.
My rate: $20/h
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30 days1236 USD
339 30 days1236 USDExperienced system administrator with extensive experience in the IT field and a focus on network and security administration. Specialist in managing and maintaining IT infrastructure, striving for continuous learning and professional development.
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1 day137 USD
559 3 2 1 day137 USDGood afternoon, ready to help with your task.
For details - contact me via private messages.
I will wait for your feedback
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1 day54 USD
490 1 0 1 day54 USDGood afternoon. I have the skills you have described. I would like to participate in the competition for this project. Thanks
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1 day55 USD
1874 81 0 1 day55 USDI have experience with most of the technologies from the stack, as well as AWS. Details in PM
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20 days55 USD
573 9 0 20 days55 USDI suggest discussing in private messages in more detail and moving on to cooperation.
I have experience in:
1. Configuring nginx, docker, networks, cron, systemd, systemd-timers, lvm, etc..
2. Working with physical servers, containers (docker, lxc)
3. Able to set up SSL certificates, in various ways, not only for domains on the global internet
4. Experience with btrfs and creating snapshots
5. Experience in cybersecurity, particularly for encrypting data on disks, during data transfer, and more
6. I constantly administer servers myself
…
I would be glad to cooperate, write!
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30 days192 USD
691 8 0 30 days192 USDI am engaged in system administration.
It is preferable to consider each task separately.
Approximately half of the skills are available,
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30 days21 USD
768 7 1 30 days21 USDReady to complete this order. I have extensive experience working with Windows and Linux. I have ready cases both in Ukraine and abroad. Over 15 years of experience in this field. I am ready to provide a portfolio in private messages and discuss the price. The price is negotiable.
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1 day21 USD
391 19 1 2 1 day21 USDGood afternoon!
I am ready to take on this task and complete it within the specified timeframe. I am an experienced system administrator and SRE specialist with over 15 years of experience. I have extensive experience working with various systems and tools, which allows me to efficiently solve any problems.
Currently a team lead at an international company. My profile is on LinkedIn. I have relevant experience as described above.
I think $20 per hour. Or we can agree separately depending on your workload and the tasks to be solved.
As for the rest, what you described is my daily work.
I look forward to cooperating!
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7 days49 USD
461 7 days49 USDDear Marcin Gawlas,
I'm Chunhui Ouyang, a seasoned Linux Operations professional boasting extensive maintenance experience. Over time, I've developed the proficiency to handle the majority of Linux - related tasks, including deployments, maintenance, and troubleshooting.
However, I must clarify that I cannot offer support for email services or cryptocurrency networks. That being said, for any other Linux - based requirements you may have, I'm more than willing to assist. I can provide services within my capabilities, whether it's optimizing server performance, setting up complex configurations, or resolving system - level issues.
When it comes to pricing, I offer flexibility. You can choose between an hourly rate or a project/task - based pricing model, depending on what suits your needs best.
I'm proud to say that I've successfully completed over 70 orders. This track record is a testament to my reliability and the quality of my services.
…
If you need Linux - related support in areas within my scope of expertise, please don't hesitate to contact me. I'm eager to discuss your requirements and contribute to the success of your projects.
Best regards,
Chunhui Ouyang
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