Senior Security Platforms Engineer — Automation & Reliability

SIX; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

SIX is seeking a Senior Security Platforms Engineer to strengthen its Cyber Security Engineering team. You will own security-critical platforms, automate pipelines, and apply SRE practices to scale data platforms across regions.

You will work with Elastic, Kafka, log pipelines, and OpenShift, building IaC with Terraform and GitLab CI/CD, and writing Python tooling. Senior but open to strong mid-level candidates.

Qualifications

• Strong experience in platform engineering, SRE, and end-to-end ownership of production systems.
• Proven ability to design and implement automation in production environments.
• Experience with Terraform, Git-based CI/CD, and Python.
• Hands-on use of Kubernetes platforms as a user, deploying workloads at scale.
• Background with data-intensive or security-relevant platforms (Elastic/Kafka/log pipelines).
• Production mindset with on-call, incident response, and proactive ownership.

Responsibilities

• Own and improve security-critical platforms that ingest, process, and store large-scale data.
• Drive reliability using SRE principles, addressing failure modes and data loss scenarios.
• Design and implement automation and infrastructure-as-code with Terraform and GitLab CI/CD.
• Develop Python-based tooling to automate workflows and integrate systems.
• Design, deploy, and operate workloads on container platforms (Kubernetes/OpenShift) and support data pipelines.

Skills

Platform engineering

SRE

Infrastructure

Terraform

Git CI/CD

Python

Kubernetes (user)

Elastic Stack

Kafka

Log pipelines

Splunk

OpenSearch

On-call

Incident response

Tools

Terraform

GitLab CI/CD

Kubernetes

Elastic Stack

Kafka

Logstash

Splunk

OpenSearch

Job description

SIX is seeking a Senior Security Platforms Engineer to strengthen its Cyber Security Engineering team. You will own security-critical platforms, automate pipelines, and apply SRE practices to scale data platforms across regions.

You will work with Elastic, Kafka, log pipelines, and OpenShift, building IaC with Terraform and GitLab CI/CD, and writing Python tooling. Senior but open to strong mid-level candidates.