We are looking for a highly motivated Senior Software Development Engineer in Test (SDET) to join our Scale-Out Storage Engineering team. The ideal candidate combines strong software development skills with deep testing expertise and has experience validating distributed systems, storage platforms, filesystems, and high-performance data platforms.
This role requires building automation frameworks, developing test infrastructure, and driving quality across the entire software development lifecycle for enterprise-scale distributed storage solutions.
Design, develop, and maintain automated test frameworks using Python and PyTest.
Develop automated functional, integration, regression, performance, scalability, and reliability tests.
Design and execute fault-injection, failover, recovery, and chaos testing scenarios.
Develop automation for cluster deployment, upgrades, rolling updates, and disaster recovery workflows.
Work closely with developers to identify, reproduce, and resolve complex product issues.
Perform white-box testing by reviewing architecture, design documents, and code changes.
Build tools to improve test efficiency, coverage, reporting, and product quality metrics.
Analyze system behavior under node failures, network disruptions, disk failures, and workload stress conditions.
Participate in CI/CD pipeline development and test automation integration.
Drive quality initiatives and improve overall engineering productivity through automation.
Bachelor's or Master's degree in Computer Science, Engineering, or related field.
8+ years of experience in Software QA, Test Automation, or SDET roles.
Strong programming skills in Python.
Extensive hands-on experience with PyTest.
Experience building and maintaining large-scale automation frameworks.
Strong Linux system administration and troubleshooting skills.
Experience testing distributed systems and enterprise storage products.
Strong understanding of:
Scale-out storage architectures
File, Block or Object storage
Data replication and erasure coding
Experience with Git, CI/CD pipelines, and test automation infrastructure.
Python
PyTest
Shell Scripting (Bash)
Git
Jenkins, GitHub Actions
Docker
Monitoring and Observability Tools
The successful candidate will:
Own quality initiatives for major storage features.
Build scalable automation frameworks that reduce manual testing effort.
Improve regression coverage and release confidence.
Drive performance, reliability, and scalability validation of distributed storage systems.
Collaborate effectively with development teams to deliver high-quality enterprise storage software.
Skills Required
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field
- 8+ years of experience in Software QA, Test Automation, or SDET roles
- Strong programming skills in Python
- Extensive hands-on experience with PyTest
- Experience building and maintaining large-scale automation frameworks
- Strong Linux system administration and troubleshooting skills
- Experience testing distributed systems and enterprise storage products
- Understanding of scale-out storage architectures
- Understanding of file, block, or object storage
- Understanding of data replication and erasure coding
- Experience with Git, CI/CD pipelines, and test automation infrastructure
- Experience with Bash shell scripting
- Experience with Jenkins or GitHub Actions
- Experience with Docker
- Experience with monitoring and observability tools
What We Do
DDN is the world’s largest private data storage company and the leading provider of intelligent technology and infrastructure solutions for Enterprise At Scale, AI and analytics, HPC, government and academia customers. Through its DDN and Tintri divisions, the company delivers AI, Data Management software and hardware solutions, and unified analytics frameworks to solve complex business challenges for data-intensive, global organizations. DDN provides its enterprise customers with the most flexible, efficient and reliable data storage solutions for on-premises and multi-cloud environments at any scale. Over the last two decades, DDN has established itself as the data management provider of choice for over 11,000 enterprises, government, and public-sector customers, including many of the world’s leading financial services firms, life science organizations, manufacturing and energy companies, research facilities, and web and cloud service providers.
