Senior Infrastructure Engineer (Linux, Kubernetes & Platform)

UMATR; New York (NY); On-site; USD 150,000 - 230,000; Full time

Benefits offered by this job

Equity

Benefits

Job summary

UMATR is seeking a Senior Infrastructure Engineer to lead deployment of self-hosted and on-premise infrastructure for enterprise customers. You will act as the technical expert for Linux, Bare Metal, and deployment reliability, supporting secure and air-gapped environments, and collaborating with customer IT and security teams.

You will build automation, improve provisioning workflows, and drive observability and reliability across customer deployments, with travel as needed.

Qualifications

• Experience in DevOps, Site Reliability Engineering, Platform Engineering or Infrastructure Engineering.
• Strong Linux systems administration and troubleshooting experience.
• Proven experience supporting production infrastructure and distributed systems.
• Experience debugging issues across infrastructure, networking and application layers.
• Comfortable working directly with customers and external stakeholders.
• Experience with Kubernetes in production environments.
• Familiarity with Infrastructure as Code and GitOps tooling.
• Strong understanding of networking concepts and infrastructure operations.
• Experience with hardware provisioning, datacentre environments or on-premise infrastructure is highly desirable.
• Exposure to air-gapped, highly regulated or security-focused environments is a plus.
• Willingness to travel for customer deployments.

Responsibilities

• Lead deployments of self-hosted and on-premise infrastructure for enterprise customers.
• Act as the technical expert for Linux, bare metal infrastructure and deployment reliability.
• Support customer implementations, including secure and air-gapped environments.
• Troubleshoot complex Linux, networking, Kubernetes and infrastructure issues in production.
• Work directly with customer infrastructure, IT and security teams to ensure successful deployments.
• Build and improve deployment automation, provisioning tools and operational workflows.
• Develop documentation, runbooks and best practices to improve deployment consistency.
• Improve the scalability, observability and reliability of self-hosted infrastructure.
• Contribute to the long-term strategy for regulated and customer-managed deployments.
• Travel to customer sites when required to support critical implementations.

Skills

DevOps

Site Reliability Engineering

Platform Engineering

Infrastructure Engineering

Linux administration

Kubernetes

Networking

Automation

Tools

GitOps tooling

IaC tooling

Job description

$150,000-$230,000 + Equity + Benefits

Linux | Kubernetes | Bare Metal | DevOps | SRE

We're partnering with a high‑growth infrastructure software company that’s building a platform used by engineering teams developing complex, mission‑critical systems. As demand for their self‑hosted and on‑premise platform continues to grow, they’re looking for a Senior Infrastructure Engineer to help deliver highly reliable deployments for customers operating in secure and regulated environments.

This is a unique opportunity to sit at the intersection of DevOps, Site Reliability Engineering and customer‑facing infrastructure, working on everything from Linux systems and Kubernetes to hardware provisioning and deployment automation.

What You’ll Do

• Lead deployments of self‑hosted and on‑premise infrastructure for enterprise customers.
• Act as the technical expert for Linux, bare metal infrastructure and deployment reliability.
• Support customer implementations, including secure and air‑gapped environments.
• Troubleshoot complex Linux, networking, Kubernetes and infrastructure issues in production.
• Work directly with customer infrastructure, IT and security teams to ensure successful deployments.
• Build and improve deployment automation, provisioning tools and operational workflows.
• Develop documentation, runbooks and best practices to improve deployment consistency.
• Improve the scalability, observability and reliability of self‑hosted infrastructure.
• Contribute to the long‑term strategy for regulated and customer‑managed deployments.
• Travel to customer sites when required to support critical implementations.

Who We’re Looking For

• Experience in DevOps, Site Reliability Engineering, Platform Engineering or Infrastructure Engineering.
• Strong Linux systems administration and troubleshooting experience.
• Proven experience supporting production infrastructure and distributed systems.
• Experience debugging issues across infrastructure, networking and application layers.
• Comfortable working directly with customers and external stakeholders.
• Experience with Kubernetes in production environments.
• Familiarity with Infrastructure as Code and GitOps tooling.
• Strong understanding of networking concepts and infrastructure operations.
• Experience with hardware provisioning, datacentre environments or on‑premise infrastructure is highly desirable.
• Exposure to air‑gapped, highly regulated or security‑focused environments is a plus.
• Willingness to travel for customer deployments.