# Senior Staff Software Engineer, S3 at DDN

Senior Staff Software Engineer, S3 at DDN in Santa Clara Office and 1 more. Hybrid, full-time. Posted September 29, 2026.

- Company: DDN
- Location: Santa Clara Office and 1 more
- Workplace: Hybrid
- Job type: Full-time
- Experience: 12+ years
- Posted: 2026-09-29
- Apply: https://jobs.ashbyhq.com/ddn/16274eeb-f122-4114-a47c-3ce194c9c7ad/application
- Source: https://jobmagic.ai/jobs/senior-staff-software-engineer-s3-ddn-b51v4e

## Requirements

- Accountable and highly motivated with solid people skills
- 12+ years’ experience system software development and complex problem resolution.
- Expert knowledge of the following programming languages: C/C++
- Excellent Linux development and deployment skills including but not limited to file system development.
- Full understanding of OS principles and architecture of Kernel procedures.
- Broad range of experience with open-source development toolchain like gcc, gdb, g++, git
- Experience designing and developing parallel program
- Good communication skills (verbal and written English).
- Understanding of Linux File Systems
- Knowledge of user space IO frameworks such as Fuse, SPDK

## Description

We are seeking a Senior Staff Software Engineer for the ongoing development of a S3 compliant high performance file system. The candidate must have proven development experience with technical leadership qualities, effective communication skills and is a self-starter. In addition, the candidate must collaborate with other teams and individuals worldwide to quickly learn DDN products/technology/setup & configuration. The candidate must be able to leverage and integrate the monitoring, health-check and alerting aspects around the product.

### Key Responsibilities:

- Maintain, extend, and improve our S3 implementation.

- Design and develop in C/C++ under tight deadlines with minimal supervision

- Define and articulate technical designs with the appropriate details

- Full application development from design to development to testing to deployment

- Participate in technical reviews throughout the course of development

- Architecture and troubleshooting of system level components, especially the file system and related storage system components.

- Undertake research based technical tasks: Define research approach, document results and derive conclusions. Should be able to design a solution based on the research conducted

- Mentor junior developers

- Support product deployment and production defect resolution in a timely manner

### Requirements:

- Accountable and highly motivated with solid people skills

- 12+ years’ experience system software development and complex problem resolution.

- Expert knowledge of the following programming languages: C/C++

- Excellent Linux development and deployment skills including but not limited to file system development.

- Full understanding of OS principles and architecture of Kernel procedures.

- Broad range of experience with open-source development toolchain like gcc, gdb, g++, git

- Experience designing and developing parallel program

- Good communication skills (verbal and written English).

- Understanding of Linux File Systems

- Knowledge of user space IO frameworks such as Fuse, SPDK

### Nice to have:

- Strong understanding of RDMA network principles, libfabric, zero-copy, verbs, etc.

- Knowledge of performance engineering.

- Experience working with Scrum Agile

- Experience of complex network programming, TCP/IP or RDMA.