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Location
In office (San Jose)
Seniority
Principal · 16+ years exp

Confirmed on the employer's own hiring board on Sep 26, 2026. First seen by Alion on Sep 26, 2026.

Overview
Company
Impact
Profile match
Arrcus is the leading provider of networking software solutions. Empowering businesses to achieve unparalleled scalability, performance, and reliability in their infrastructure. Test drive the ACE platform for free.

Network Routing & Switching Protocols Software Development- Principal Engineer

San Jose, CA

About Arrcus

Arrcus was founded to enhance business efficiency through superior network connectivity. The Arrcus Connected Edge (ACE) platform offers best-in-class networking with the most flexible consumption model at the lowest total cost of ownership. The Arrcus team comprises world-class technologists with an unparalleled record in shipping industry-leading networking products, complemented by industry thought leaders, operating executives, strategic partners, and top-tier VCs. The company is headquartered in San Jose, California.

We offer a variety of roles in software, hardware, and cloud environments. We are looking for people who are self-motivated, creative, and agile. You will work closely with the top-notch talent in Arrcus in redefining networking. Prior work experience in a venture-backed company is a big plus.

Responsibilities

  • Triage and resolve internal, and customer-found issues
  • Write Feature Spec covering the requirements and detailed design
  • Implement improvements and features individually or as part of a team
  • Evaluate, Integrate third-party libraries
  • Peer review of Feature Spec, Code, Test Plan, and other engineering documents
  • Improve performance/scale of existing features/solutions
  • Help with interviews, onboarding, and mentoring of new hires
  • Work with customer and product teams to understand new requirements
  • Plan, scheduled, tracked, and periodically reported the project status to customer delivery
  • Drive engineering-wide initiatives for quality/scaling of shipping products and technologies
  • Participate in the Architecture and Design of new engineering initiatives
  • Intellectual Property (IP) Protection - consider filing patents for Innovations involved in our products
  • Industry engagements on a technical level - papers, blogs, talks, standards
Education/Qualifications
  • BS/MS/Ph.D. in Computer Engineering/Computer Science or equivalent degree
  • Ability to write high-quality C/C++/Go/Python code
  • 16+ years of hands-on development experience in some of the following areas:
  • Experience with design and development of large-scale control plane protocols - BGP, OSPF, ISIS, LDP MPLS
  • Experience with design and development of L2 technologies - STP, PVST, MSTP
  • Experience with design and development of Control Plane Infra - TCP/IP, RIB, FIB, BFD, IPC, Interfaces, Events
  • Experience with design and development of Overlay Technologies - L3VPN, EVPN, VxLAN
  • Segment Routing based fabric - SR-MPLS, SRv6
  • Troubleshooting large-scale deployments
  • Model-based manageability frameworks using YANG, XML, JSON
Benefits
  • Bonus + Equity
  • Parental leave
  • 401k retirement plan
  • Employee Assistance programs
  • Weekly Catered lunches at our San Jose office.
  • Monthly happy hours at our San Jose office.
Salary: 200,000 to 225,000 /yr

Equal Opportunity

At Arrcus, we’re proud to be an equal opportunity employe. Wee realize the key to creating a company with a world-class culture and employee experience comes from who we hire and creating a workplace that celebrates everyone. A strong belief in culture addition will propel us forward together.

With this, we consider qualified applicants without regard to race, color, religion, creed, gender, national origin, age, disability, veteran status, sexual orientation, pregnancy, sex, gender identity, gender expression, genetic information, physical or mental disability, HIV status, registered domestic partner status, caregiver status, marital status, veteran or military status, citizenship status or any other legally protected category. This policy applies to all terms and conditions of employment, including but not limited hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, benefits, compensationn, and training..

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