> Markdown version of [/jobs/ext/3778402-reliability-engineer](https://www.wearedevelopers.com/jobs/ext/3778402-reliability-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Reliability Engineer - **Company:** M9 Solutions - **Location:** Vienna, VA, United States (Remote available) - **Salary:** $130,000.0 - $145,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Information Systems, Python (Programming Language), SQL Databases, Data Processing, Apache Spark, Information Technology - **Published:** October 16, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/88619121/1 ## About the Role * Work Authorization: U.S. citizen or lawful permanent resident. * Background in Computer Science, Engineering, Information Systems, or other technical field. * Proficiency in Python, Java, and SQL. * Familiarity with parallel data processing and Spark job optimization. * Strong organizational skills and attention to detail, with the ability to prioritize effectively. * Resourcefulness and creativity in fast-paced dynamic environments. * Ability to work independently and collaboratively to solve ambiguous technical and operational challenges. * Experience with root cause analysis and documenting solutions for broader impact. * Enthusiasm for hands-on problem solving, continuous improvement, and knowledge sharing. * Must be available to respond to critical outages during assigned on-call weeks. ## Description M9 Solutions is seeking a Reliability Engineer (Spark/Foundry Workflows) to work remotely in support of a contract for a client located inWashington, DC. Must be a U.S. citizen or lawful permanent resident. Responsibilities * Develops a deep understanding of platform products and operational processes. * Goes on-call, responding quickly and effectively to mission-critical incidents. * Diagnoses, resolves, and proactively prevents issues encountered in the field. * Collaborates with internal stakeholders to increase the scalability and reliability of data platform workflows for customers. * Identifies recurring pain points and inefficiencies, and takes initiative to automate or streamline workflows. * Advocates for and implements product enhancements based on insights gleaned from the field. * Creates clear, actionable documentation and shares best practices to elevate team and company-wide reliability.