# QA Engineer II at DDN

QA Engineer II at DDN in Remote - North Carolina. On-site, full-time, paying $110k–$140k. Posted October 5, 2026.

- Company: DDN
- Location: Remote - North Carolina
- Workplace: On-site
- Job type: Full-time
- Pay: $110k–$140k
- Posted: 2026-10-05
- Apply: https://jobs.ashbyhq.com/ddn/0db41b94-7df9-42fc-87e5-714f74465a0d/application
- Source: https://jobmagic.ai/jobs/qa-engineer-ii-ddn-wzsep3

## Description

**Performance QE Engineer – distributed storage platform**
DDN is hiring a Performance Automation Engineer to help build and extend our automated benchmarking infrastructure for the RED (Infinia) storage platform — covering S3, Block/CSI, and POSIX/HPC I/O paths, from test orchestration through results collection and dashboards.
The role requires knowledge & experience in **storage performance testing, automation**, and **system**‑**level benchmarking**, along with strong **Python and Ansible** skills to build scalable, repeatable test frameworks.
**What You’ll Do**

- Work upon** performance testing** for a large‑scale **distributed storage platform** supporting **S3 object storage, POSIX file systems, and block**‑**level protocols**.

- Write and maintain **Ansible playbooks**/roles for cluster setup, health checks, and install/configuration

- Contribute to **Celery-based** task orchestration for running I/O workloads in parallel

- Execute and troubleshoot storage benchmarks: **FIO, IOR, mdtest, IO500, WARP**

- Write **Python** scripts for parsing results, generating manifests, and normalizing metrics

- Help maintain the **PostgreSQL** results schema and **Grafana** dashboards

- Assist with test **reporting integration**

- **Debug** test failures and flaky pipeline run across protocols

- Contribute new benchmark profiles (YAML workload definitions) under review

- Work closely with developers to validate fixes and feature performance impact.

**What You Bring**

- Python (2+ yrs): comfortable with scripting, basic async/task-queue concepts (Celery a plus)

- Working knowledge of **Ansible** (writing/modifying playbooks and roles)

- Basic SQL skills (**PostgreSQL**)

- **Linux fundamentals** — filesystems, networking, processes

- Exposure to CI/CD tools (GitHub Actions or similar)

- Understanding of **storage concepts** (block/file/object) — willingness to learn benchmarking tools (FIO, IOR, mdtest)

**Nice to Have**

- Prior exposure to Redis/RabbitMQ or any message queue

- Grafana or other dashboarding tool experience

- Node.js basics

- Internship/project experience with performance testing or storage systems

- Familiarity with **monitoring and metrics tools** (Prometheus, Grafana).