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Core Protocol & Systems Engineering - Senior Architect

Ness Digital Engineering

Role overview

Qualifications

  • BE/ME in Computer Science/Computer Engineering or MCS.
  • 10+ years of experience in systems, networking, or kernel-level engineering with hands-on architecture ownership of large-scale platforms.
  • Master-level expertise in C/C++, kernel namespaces, and systems programming; deep understanding of TCP/IP, routing/switching, and high-performance packet processing.
  • Strong leadership and communication skills with a track record of driving cross-team architectural decisions and mentoring engineers.

Responsibilities

  • Define architecture for high-performance networking systems involving protocol stacks, data-plane components, and distributed interactions.
  • Lead design decisions on TCP/IP enhancements, kernel networking stack behavior, and user-space vs. kernel-space trade-offs.
  • Architect scalable threading models, memory architectures, interrupt-driven systems, and performance-sensitive pathways; oversee system-level performance engineering including profiling and scalability analysis.
  • Mentor technical leads and engineers; evangelize architectural best practices and produce design documents and strategy reports.

About the company

Ness Digital Engineering logo

Ness Digital Engineering

IT Services & IT Consulting

Ness Digital Engineering, acquired by global investment firm KKR in 2022, is a full-lifecycle digital engineering firm offering digital advisory through scaled engineering services. Headquartered in New York, Ness serves our customers across 11 innovation hubs in the US, Eastern Europe, and India. Combining our core competence in engineering with the latest in digital strategy and technology, we seamlessly manage Digital Transformation journeys from strategy through execution to help businesses thrive in the digital economy. For more information, visit www.ness.com.

Company details

Company typeLarge
IndustryIT Services & IT Consulting
Company size1001 - 5000

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Job description

Description

We are seeking a highly accomplished Senior Architect with deep expertise in systems design, protocol stacks, and Linux‑based networking to define the architecture of next‑generation data‑plane and control‑plane systems. This role demands exceptional technical depth, architectural leadership, and the ability to drive innovation across engineering teams.
Responsibilities:
  • Define architecture for high‑performance networking systems involving protocol stacks, data‑plane components, and distributed system interactions.
  • Lead design decisions across TCP/IP enhancements, kernel networking stack behavior, and user‑space vs. kernel‑space trade‑offs.
  • Architect scalable threading models, memory architectures, interrupt‑driven systems, and performance‑sensitive pathways.
  • Oversee system‑level performance engineering, including profiling, workload modeling, and scalability analysis.
  • Partner with leadership, product teams, and cross‑functional engineering groups to influence long‑term roadmap and platform strategy.
  • Mentor technical leads and senior engineers; evangelize architectural best practices.
  • Produce high‑quality design documents, technical strategy papers, and deep‑dive analysis reports.
Qualifications:
Education:
  • BE/ME in Computer Science/Computer Engineering, MCS.
Experience:
  • 10+ years in systems, networking, or kernel‑level engineering with hands‑on architecture ownership of large‑scale platforms.
Professional Qualities:
  • Visionary thinking with strong grounding in fundamentals.
  • Capable of driving major cross‑team architectural decisions.
  • Excellent communicator able to influence executive and engineering audiences.
  • Detail‑oriented, methodical, and highly analytical.
Technical Requirements:
  • Master‑level expertise in C/C++, kernel namespaces, and systems programming.
  • Deep understanding of TCP/IP architecture, routing/switching protocols, and complex packet processing engines.
  • Strong command of multithreaded architectures, CPU scheduling, memory models, interrupt design.
  • Proven experience architecting large‑scale distributed or high‑performance networking systems.
  • Strong background in virtualization, cloud networking, and containerized system architectures.
 
Preferred Domain Experience:
  • Satellite/teleports or other constrained/managed WAN environments.
  • Experience with high-latency/variable-bandwidth links and Performance Enhancing Proxies (PEPs) (e.g. TCP acceleration/spoofing, header/data compression).

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Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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