Senior DevOps (Full remote) Lisboa

Senior DevOps (Full remote)
Lisboa
Lisboa, Lisboa, Portugal

About the job Senior Dev
Ops (Full remote)

Job Description

Location: Fully remote, EU timezone (CET ±2 hours)
Start date: ASAP
Languages: Fluent English is mandatory
Industry: Cloud Computing / Web3 / AI European Saa
S

Blackfluo. ai is a fully remote company with teams located around the globe. We specialize in developing Saa
S solutions for businesses and consulting firms. Our innovative AI assistant is designed to support daily operations by taking over repetitive and
- consuming tasks, allowing our clients to focus on what truly matters.

If you're excited about working on ambitious projects in a dynamic and flexible environment, we'd love to hear from you!

Professional Background:

Were looking for someone with a strong foundation in Linux systems administration, paired with
- on experience in managing both
- native and
- prem infrastructures. You've worked in
- paced environments, ideally startups or
- growth contexts, and are used to handling infrastructure at scalehundreds of nodes across multiple sites.

If youre autonomous, thrive in agile setups, and want to work on challenging infrastructure problems at scale, wed love to connect.

Your Responsabilities:

• Maintain and support core infrastructure systems with deep knowledge of Linux (Debian/Ubuntu preferred).
• Work close to the metal: BIOS, IPMI, RAID setups, and
  - level diagnostics are part of your comfort zone.
• Design and maintain scalable networks using VLANs, L2/L3 routing, VPNs, and especially Uni
  Fi equipment.
• Automate infrastructure provisioning and operations with Ansible, Bash/Python, and Git-based workflows.
• Set up and manage observability stacks, including Prometheus/Grafana for metrics and Graylog, ELK, or Loki for log centralization.
• Build tooling for server discovery, configuration
  - generation (PXE, Preseed/Cloud-init), and automated OS deploymentsincluding GPU readiness.
• Integrate and/or develop internal APIs for tracking compute and GPU resource allocation, as well as external APIs (billing, monitoring, Open
  Stack, etc. ).
• Deploy and maintain virtualization and orchestration systems such as Open
  Stack (preferably with Kolla-Ansible), Proxmox VE, or VMware ESXi.
• Support
  - based workloads and isolate services efficiently.

What You Bring:

• Expert-level Linux administration (preferably Debian/Ubuntu).
• Infrastructure as Code (Ansible), scripting (Bash/Python), Git
  Ops.
• Experience with monitoring and logging tools like Prometheus, Grafana, ELK/Graylog.
• Comfort with custom deployment automation (PXE, Preseed, MAAS/Ironic).
• Familiarity with resource tracking, API integrations, and dashboard development.
• Proven experience with Open
  Stack, Proxmox, VMware, and container orchestration.

Nice To Have

• Familiarity with firewall rules, access control, and security policies.
• Experience with Cloudflare API for DNS management and tunnel setups.
• IT asset management or software license tracking exposure is a plus.

Why Join Us:

A European tech startup on a mission to reinvent cloud infrastructure through decentralization. By combining modular data center architecture with advanced automation, the goal is to deliver a sovereign,
- efficient, and
- performance alternative to traditional cloud providers.

Expect a dynamic,
- driven work environment where autonomy and
- solving are encouraged. Every contribution has a direct impact on the success of a bold and
- thinking project.