Infrastructure Reliability Engineer (Linux & Data Center)

Madison-Davis, LLC; New York (NY); On-site; USD 120,000 - 170,000; Full time

Job summary

Madison-Davis, LLC is seeking a hands-on infrastructure professional to support the reliability and security of its production and recovery environments in a regulated financial services setting. You will work across engineering teams to resolve problems and improve operational readiness, focusing on Linux administration, physical data center operations, and incident response.

The role requires onsite work at NYC data centers with on-call coverage in New York/New Jersey, and involves patching,

Qualifications

• Strong Linux administration and troubleshooting experience.
• Physical-server and data center operations knowledge.
• HA production support experience in regulated environments.
• OS patching and vulnerability remediation skills.
• Familiarity with networking, storage, virtualization, monitoring, and recovery.
• Experience with change management and documenting runbooks.

Responsibilities

• Maintain production and disaster-recovery infrastructure.
• Administer Linux servers and support Windows server operations.
• Diagnose hardware, OS, storage, and connectivity problems.
• Perform patching, upgrades, hardening, and vulnerability remediation.
• Coordinate server repairs, replacements, and lifecycle maintenance.
• Maintain monitoring, alerts, inventory, and runbooks.
• Participate in recovery testing and approved production changes.
• Own infrastructure incidents through restoration and on-call coverage.

Skills

Linux administration

Troubleshooting

Physical data center operations

High-availability production support

OS patching & remediation

Networking basics

Storage management

Change management

Operational documentation

On-call support

Job description

Madison-Davis, LLC is seeking a hands-on infrastructure professional to support the reliability and security of its production and recovery environments in a regulated financial services setting. You will work across engineering teams to resolve problems and improve operational readiness, focusing on Linux administration, physical data center operations, and incident response.

The role requires onsite work at NYC data centers with on-call coverage in New York/New Jersey, and involves patching,