Senior Reliability Engineer

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

Job summary

Selby Jennings in New York seeks an experienced Reliability Engineer to lead and mature production reliability across distributed systems. You will work closely with software teams to improve deployment processes, incident response, and system observability in a strict uptime environment.

The ideal candidate brings 6+ years in reliability or SRE, strong Linux skills, and proficiency in Python, Java, C++, or Go. Fintech or trading experience is a plus.

Qualifications

• 6+ years in reliability, SRE, or production/infra engineering.
• Experience building and operating large-scale production systems.
• Strong Linux troubleshooting and performance tuning.
• Proficiency in Python, Java, C++, or Go.
• Trading/fintech experience preferred.

Skills

Reliability Engineering

Site Reliability Engineering

Production Engineering

Platform Engineering

Infrastructure Engineering

Python

Java

C++

Go

Linux troubleshooting

Performance tuning

Distributed systems

Monitoring & incident management

Automation tooling

Technical leadership

Education

Bachelor’s degree in Computer Science, Engineering, or a related field

Job description

• Must be based in the Continental United States
• 6+ years of Reliability Engineering, Site Reliability Engineering (SRE), Production Engineering, Platform Engineering, or Infrastructure Engineering experience
• Experience building, scaling, and operating large-scale production systems and distributed environments
• Strong Linux systems experience with a focus on troubleshooting, performance tuning, and operational excellence
• Proficiency in Python, Java, C++, Go, or similar programming languages
• Experience building automation and tooling to improve system reliability and reduce operational overhead
• Strong understanding of distributed systems, scalability, fault tolerance, and high-availability architectures
• Experience with monitoring, observability, alerting, and incident management practices
• Experience supporting business-critical production environments with strict uptime and performance requirements
• Strong debugging skills across infrastructure, applications, and production systems
• Experience working closely with software engineering teams to improve reliability, deployment processes, and production readiness
• Proven track record improving system performance, stability, and operational efficiency
• Ability to provide technical leadership, mentor engineers, and drive reliability best practices across teams
• Hands-on engineer who remains actively involved in architecture, automation, and production systems rather than pure people management
• Bachelor’s degree in Computer Science, Engineering, or a related field preferred
• Trading, financial services, or fintech experience preferred