Sr. Staff Engineer

Santa Clara, California, US On-site Full-time Posted August 6, 2026
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The Sr. Staff Engineer - Data Path is a senior individual contributor responsible for designing, developing, and optimizing performance-critical data path components within a distributed storage and data services platform. This role focuses on the efficient movement of data through complex software systems, with an emphasis on scalability, reliability, and low-latency performance.

As a technical leader within the Infinia Engineering group, this engineer operates with broad architectural influence, partners closely with cross-functional teams, and drives best practices across the data path stack while remaining hands-on in design and implementation.

 

Key Responsibilities

Data Path Architecture & Development

  • Design, implement, and optimize core data path components in large-scale, distributed systems.

  • Contribute to system architecture decisions affecting performance, throughput, latency, and resource utilization.

  • Develop high-quality, maintainable code for performance-critical paths, primarily in systems-level languages (e.g., C/C++).

Performance & Scalability

  • Analyze and optimize data movement across CPU, memory, storage, and network layers.

  • Identify performance bottlenecks and drive solutions through profiling, benchmarking, and tuning.

  • Establish performance baselines and contribute to regression detection and prevention strategies.

Technical Leadership

  • Act as a technical authority within the data path domain, influencing designs across teams.

  • Lead design reviews and provide guidance on complex technical challenges.

  • Mentor senior and mid-level engineers on systems design, performance engineering, and best practices.

Cross-Functional Collaboration

  • Work closely with adjacent engineering teams, including platform, infrastructure, and quality engineering.

  • Partner with Product Management to ensure technical feasibility and performance considerations are reflected in roadmap planning.

  • Support downstream teams (e.g., solutions, customer engineering) as a subject matter expert when needed.

Quality & Operational Excellence

  • Promote best practices in code quality, testing, observability, and documentation.

  • Participate in incident analysis and resolution related to data path behavior in production environments.

  • Contribute to long-term technical strategy and continuous improvement initiatives.

Required Qualifications

  • Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent experience).

  • 12+ years of experience in systems software, distributed systems, or infrastructure engineering.

  • Strong experience designing and implementing performance-critical software components.

  • Proficiency in C/C++ or similar systems programming languages.

  • Solid understanding of operating systems fundamentals, concurrency, memory management, and networking concepts.

  • Proven ability to work independently on complex technical problems and influence system-level outcomes.

Skills for this role

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Where is the Sr. Staff Engineer job located?
This position is on-site in Santa Clara, California, US.
Is this a full-time or part-time position?
This is full-time position.
How do I apply for the Sr. Staff Engineer position?
Click the "Apply Now" button on this page to be redirected to DDN's official application page. No account on Jooglee is required.
When was this job posted?
This job was posted on August 6, 2026 and is currently listed as active on Jooglee.
Who is hiring for this position?
DDN is hiring for this role in Santa Clara, California, US. Click "Apply Now" to visit their careers page.

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