Senior Linux Platform Engineer — Kernel-level, Global Scale

Referment; New York (NY); On-site; USD 140,000 - 210,000; Full time

Job summary

Referment is hiring a Senior Linux Infrastructure Engineer for its Platform Engineering team. This hands-on role spans Linux platforms, networks, security controls, and core services across data centers, cloud environments, and international offices.

You will troubleshoot at the kernel level and design reliable, massive-scale infrastructure with a focus on practical delivery. The position emphasizes deep production engineering experience and software-development instincts, working in a global

Qualifications

• Ten+ years in infrastructure engineering focusing on engineering/architecture.
• Deep Linux engineering and kernel-level expertise.
• Experience building platform tools or contributing to open-source projects.

Responsibilities

• Design, integrate and maintain OS and infra services with deep Linux focus.
• Contribute to global networks, core services, and security across environments.
• Improve security for large-scale production platform with thousands of nodes.
• Adopt platform engineering practices: Kubernetes, GitOps, automation.
• Diagnose complex host and network issues with tracing tools.
• Collaborate with a global engineering team and partner departments.

Skills

Linux kernel engineering

Kubernetes

GitOps

Python

Rust

Go

network troubleshooting

automation

Tools

Kubernetes

GitOps

Python

Rust

Go

Job description

Referment is hiring a Senior Linux Infrastructure Engineer for its Platform Engineering team. This hands-on role spans Linux platforms, networks, security controls, and core services across data centers, cloud environments, and international offices.

You will troubleshoot at the kernel level and design reliable, massive-scale infrastructure with a focus on practical delivery. The position emphasizes deep production engineering experience and software-development instincts, working in a global