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About the Role

We're hiring a Sr. Software Engineer - Reliability Engineer who can code across the stack and cares deeply about reliability. You'll design and build infrastructure, observability tooling, and operational systems—treating resilience and debuggability as first-class concerns. You'll own projects end-to-end: from architecture → code → deployment → production. You'll split time between infrastructure-as-code, incident response, system improvements, and mentoring. You'll work on a team that ships quality systems while maintaining operational excellence across a platform serving millions of dealership transactions daily.

Responsibilities

Design and implement resilience initiatives: redundancy, failover, disaster recovery, data protection.
Write infrastructure-as-code (Terraform); manage 50+ AWS accounts with infrastructure patterns.
Own system health: proactively maintain application performance, minimize downtime, ensure consistent user experience.
Evolve team's SRE standards and practices.
Build observability into systems: logging, metrics, distributed tracing, alert design.
Improve monitoring frameworks; enable faster incident detection and resolution.
Design dashboards and alerts that help teams understand system behavior.
Partner with application teams on service instrumentation.
Drive significant reductions in cloud spend through architectural improvements and utilization.
Review infrastructure for efficiency; identify and eliminate waste.
Balance cost, performance, and reliability in design decisions.
Build production systems, APIs, internal tools, and automation with clean, well-tested code.
Design for maintainability, operational simplicity, and reliability.
Participate in code review and technical design discussions.
Mentor junior engineers on code quality and architectural thinking.
Participate in on-call rotations; debug and resolve production incidents.
Conduct postmortem analysis; drive systemic improvements.
Develop operational procedures and runbooks.

Requirements

5+ years software engineering, platform engineering, or infrastructure engineering experience.
Strong coding in Python, Go, Java, or equivalent; writes clean, testable code.
AWS hands-on: EC2, RDS, DynamoDB, S3, Aurora, Lambda, VPCs, Athena.
Terraform or equivalent infrastructure-as-code experience.
Docker and container orchestration (Kubernetes or similar).
Debugging on Linux and Windows platforms; able to troubleshoot complex systems using logs, metrics, and architectural knowledge.
System design thinking: can architect scalable systems and reason about trade-offs.
Bachelor’s degree in a related discipline and 4 years’ experience in a related field. The right candidate could also have a different combination, such as a master’s degree and 2 years’ experience; a Ph.D. and up to 1 year of experience; or 16 years’ experience in a related field.
Experience with observability tools (New Relic, Splunk, Prometheus).
Incident response experience; familiar with postmortem practices.
Interest in or hands-on experience with SRE concepts (SLOs, resilience, failure modes).
Cost optimization mindset; has identified and eliminated cloud waste.
Windows and Linux system troubleshooting and performance analysis.
Experience with CI/CD pipelines and deployment automation.
Clear a pre-employment drug test. Cox Automotive does not currently administer a pre-employment drug test for marijuana for this position. However, we are a drug-free workplace, so the possession, use or being under the influence of drugs illegal under federal or state law during work hours, on company property and/or in company vehicles is prohibited.

Skills

Python
Go
Java
AWS
Terraform
Docker
Kubernetes
Linux
Windows
New Relic
Splunk
Prometheus
CI/CD

Location

USA
Hybrid

Work Type

Hybrid
Remote

Experience Level

Sr Software Engineer
5+ years software engineering, platform engineering, or infrastructure engineering experience.

Education Level

Bachelor’s degree in a related discipline
Master’s degree
Ph.D.

Salary/Compensations

Base salary in the range of $121,800.00 - $203,000.00.
Position may be eligible for additional compensation that may include an incentive program.

Benefits

Flexible vacation with pay
Seven paid holidays
Up to 160 hours of paid wellness annually
Bereavement leave
Time off to vote
Jury duty leave
Volunteer time off
Military leave
Parental leave
Health care insurance (medical, dental, vision)
Retirement planning (401(k))

About the Company

Cox Automotive employees are transforming the way the world buys, owns, sells – or simply uses – cars.
Cox Automotive employees get to work on iconic consumer brands like Autotrader and Kelley Blue Book and industry-leading dealer-facing companies like vAuto and Manheim, all while enjoying the people-centered atmosphere that is central to our life at Cox.

Equal Opportunity

Cox is an Equal Employment Opportunity employer – All qualified applicants/employees will receive consideration for employment without regard to that individual’s age, race, color, religion or creed, national origin or ancestry, sex (including pregnancy), sexual orientation, gender, gender identity, physical or mental disability, veteran status, genetic information, ethnicity, citizenship, or any other characteristic protected by law.
Cox provides reasonable accommodations when requested by a qualified applicant or employee with disability, unless such accommodations would cause an undue hardship.
EOE, including disability/vets