# Product Reliability Engineer - Defense

**Company:** [Palantir](https://hotfix.jobs/companies/palantir)
**Location:** New York, NY
**Role:** DevOps / SRE
**Skills:** Java, Go, Prometheus, Distributed Systems, Observability, Monitoring, load balancing, configuration management, Cloud Infrastructure, telemetry, Python, JavaScript
**Posted:** 2026-01-27

> Product Reliability Engineers own end-to-end service health for Palantir's critical platforms, combining on-call incident response with forward-looking work on observability, resilience, code improvements, and infrastructure migrations. Requires strong backend coding (Java), troubleshooting skills, and ownership in dynamic environments; US security clearance eligibility needed.

## Job Description

## Core Responsibilities
- Continuously invest in documentation, metrics, monitors and other troubleshooting tools.
- Participate in on-call rotations during business hours and occasional weekends to remediate the most pressing issues across the Palantir fleet.
- Diagnose, resolve, and prevent issues encountered in the field. Deliver end-to-end improvements to core products based on field issues.
- Improve observability by refactoring codepaths and introducing telemetry.
- Identify and implement data-driven opportunities for improved service resilience.
- Develop strategic opinions on stability investments and inform the vision for long-term product stability.

## What We Value
- Comfortable with and curious about large scale production systems and technologies (e.g. load balancing, monitoring, distributed systems, and configuration management).
- Confidence in troubleshooting complex issues independently using observability tools and stack traces.
- Familiarity with monitoring tools such as Prometheus and health checks.
- Experience coding with Java, Go and/or web technologies (e.g. HTML, CSS, JavaScript, Python/Ruby, Django/Flask/Ruby on Rails, etc.) is a plus.
- Track record of identifying bugs in codebases and contributing fixes leading to long term service stability.
- Demonstrated ability making data-driven decisions and engaging with stakeholders on strategy.

## What We Require
- Engineering background in Computer Science, Mathematics, Software Engineering, Physics or similar field.
- Ability to work with a high degree of ownership and a strong sense of urgency in a dynamic environment.
- Experience producing code in backend languages such as Java, as part of a past role or personal projects.
- Familiarity with storage and data processing systems and cloud infrastructure.
- Strong written and verbal communication and ability to iterate quickly with teammates and incorporate feedback.
- Eligibility and willingness to obtain a US Security clearance.

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**Apply:** https://hotfix.jobs/jobs/088aa63e-8f97-4d90-97d5-cbea7184eb7a
**Canonical:** https://hotfix.jobs/jobs/088aa63e-8f97-4d90-97d5-cbea7184eb7a