Platform Engineer (remote work)

TuxCare Inc.; Warszawa; Remoto; PLN 350.000 - 466.000; Tempo pieno

Vantaggi offerti da questo lavoro

Fully remote work with flexible hours

Education budget

Private medical insurance compensation

Co-working and gym reimbursement

24 paid vacation days + holidays

Descrizione del lavoro

TuxCare Inc. is seeking a Platform Engineer to join our Platform Engineering team within the Endless Lifecycle Support (ELS) department. This hands-on role spans Platform Engineering, DevOps, and CI/CD, with opportunities to influence architecture and tooling.

You will own the CI/CD and QA platforms end-to-end, ensure reliability and cost efficiency, and collaborate on data-driven capacity decisions. The ideal candidate has senior-level SRE experience, strong Linux/Kubernetes skills, IaC

Competenze

• Senior-level infrastructure/SRE experience with ownership of production services.
• Linux systems administration on bare metal and VMs.
• Kubernetes in production: running workloads and clusters, including upgrades and GitOps delivery.
• Infrastructure as code (Ansible, Terraform / Terragrunt).
• Production experience with GitLab CI and CI runners.
• Prometheus/VictoriaMetrics and Grafana, including PromQL.
• Technical writing for engineering audiences.
• Strong communication and interpersonal skills.
• Advanced use of AI engineering assistants such as Claude and Codex.
• Advanced written and spoken English.

Mansioni

• Own the CI/CD and QA platforms end to end, from hardware to developer experience.
• Ensure reliability, quality, scalability and cost of platforms.
• Analyze CI fleet usage and make data-driven capacity and performance decisions.
• Automate tools used by teams to build, test and ship; reduce flaky tests.
• Contribute to platform architecture with engineering teams.
• Maintain service health with monitoring and runbooks; alerts in observability tenant.
• Deploy new services following best practices.
• Support developer requests and create self-service where possible.
• Manage incidents end-to-end: diagnosis, mitigation, post-mortems.
• Deliver infrastructure as code via merge-request reviews.
• Write technical documentation for engineers across teams.
• Collaborate with AI agents and review their outputs.

Conoscenze

Senior-level infrastructure/SRE

Linux administration

Kubernetes in production

Infrastructure as code

GitLab CI

Prometheus/VictoriaMetrics

Grafana

Technical writing

English communication

AI tooling familiarity

Strumenti

Ansible

Terraform

Terragrunt

GitLab

Descrizione del lavoro

Description

TuxCare provides security solutions for Linux and open-source software used by enterprise organisations. Our products help companies automate vulnerability patching, reduce downtime, maintain security and compliance, and support critical systems throughout their lifecycle.

Learn more about TuxCare: https://tuxcare.com/

We are looking for a Platform Engineer to join our Platform Engineering team within the Endless Lifecycle Support (ELS) department.

ELS helps organisations continue using end-of-life Linux distributions, programming language runtimes, and frameworks securely, even after they stop receiving standard security updates.

Learn more about ELS: https://tuxcare.com/endless-lifecycle-support

Our Platform Engineering team is responsible for the department's CI/CD and QA platforms, managing everything from the underlying hardware and infrastructure to the tools and developer experience. The team takes full ownership of platform reliability, quality, scalability, and cost.

This is a hands-on, infrastructure-focused role that combines Platform Engineering, DevOps, and CI/CD, with opportunities to contribute to platform architecture and technical decisions.

You Will Be Responsible For

• Owning the CI/CD and QA platforms of the department end to end, from hardware and infrastructure through CI runners, build and test environments up to developer experience.
• Being accountable for the platforms' reliability, quality, scalability and cost.
• Analysing how the CI fleet and the services around it are actually used, and turning the findings into data-driven capacity, sizing and performance decisions.
• Improving and automating the tools teams use to build, test and ship, and removing recurring sources of manual work such as flaky tests.
• Contributing to the platform architecture together with engineering teams.
• Maintaining service health with monitoring and runbooks. Alerts are written into the existing company observability tenant.
• Deploying new services following best practices.
• Supporting developer requests and turning recurring ones into self-service.
• Managing incidents end-to-end: diagnosis, mitigation, post-mortems.
• Delivering infrastructure as code through merge-request reviews.
• Writing technical documentation for engineers across teams.
• Working with AI agents: delegating tasks and reviewing their output.

Requirements

Must have:

• Senior-level infrastructure / SRE experience with ownership of production services.
• Linux systems administration on bare metal and VMs.
• Kubernetes in production: running workloads and clusters, including upgrades and GitOps delivery.
• Infrastructure as code (Ansible, Terraform / Terragrunt).
• Production experience with GitLab CI and CI runners.
• Prometheus/VictoriaMetrics and Grafana, including PromQL.
• Technical writing for engineering audiences.
• Strong communication and interpersonal skills.
• Advanced use of AI engineering assistants such as Claude and Codex.
• Advanced written and spoken English.

Nice To Have

• SLO and burn-rate alerting design.
• MicroVM isolation (Kata Containers, Firecracker, gVisor).
• Public Cloud experience, including cost optimisation.
• Self-hosted monitoring systems under load.
• Python or Go for tooling.
• GitLab administration.

Benefits

What's in it for you?

• Stay hands-on technically while working on complex, high-impact engineering projects.
• Work on challenging Linux, automation, and cybersecurity problems across mature and newer products.
• Fully remote work with flexible working hours.
• 24 paid vacation days, 10 national holidays, and unlimited sick leave.
• Private medical insurance compensation.
• Co-working and gym/sports reimbursement.
• Education budget.
• Opportunity to receive a reward for innovative ideas that the company can patent.

By applying for this position, you consent to the processing of your personal data as described in our Privacy Policy (https://tuxcare.com/privacy-policies-hub/candidate-privacy-notice/), which provides detailed information on how we maintain and handle your data.