Staff Software System Engineer

4 days ago

Islamabad, Islamabad, Pakistan eMumba Full time 1,200,000 - 3,600,000 per year
Description

Join a high-performance engineering team building next-generation network operating systems for leading data-networking platforms.

You will design and implement embedded software spanning control-plane (protocols & network logic) and data-plane (packet forwarding & resource management) components that power carrier-grade switching and routing solutions.

Key Responsibilities
  • Design, develop, and maintain software for switching and routing platforms.
  • Build scalable control-plane modules (L2/L3 protocols, routing, management).
  • Implement high-performance data-plane features – packet forwarding, QoS, ACL, traffic management.
  • Participate in system architecture and design reviews; propose improvements.
  • Integrate and interact with third-party protocol stacks or SDKs.
  • Debug performance bottlenecks, memory leaks, and inter-process issues.
  • Collaborate cross-functionally with Hardware, QA, and Product teams to validate features and interop requirements.
  • Prepare design documents and drive feature sign-offs through the entire product life cycle.
Core Technical Expertise

Control Plane Areas:

  • L2 protocols – STP/MSTP/RSTP, 802.1p/q/v, 802.1x, 802.3ad (LACP), IGMP, ERPS
  • L3 protocols – IPv4/IPv6, OSPF, BGP, PIM, ISIS, VRF, L3VPN
  • Routing algorithms and data structures

Data Plane Areas:

  • Packet forwarding pipeline design and resource management (TCAM, packet buffers, RIB/FIB, ACL)
  • Policy-based routing (PBR), QoS, Rate-limiting, MPLS, VPLS, VLL, VXLAN, SDN/OpenFlow
  • High availability and in-service software upgrade (ISSU)

Programming & Systems:

  • Strong C/C++ programming skills (Mandatory)
  • Linux OS internals and multi-threaded development
  • Python or Shell scripting for automation (preferred)
  • Debugging tools (gdb, valgrind, profilers)
  • Familiarity with microservices and Go language is a plus
Nice to have & Requirements
  • Experience with network ASIC SDKs or traffic manager drivers
  • Exposure to automated unit testing frameworks
  • Understanding of REST APIs and system integration for management interfaces
  • Working knowledge of virtualized network functions (VMs, containers).
  • Experience with network ASIC SDKs or traffic manager drivers
  • Exposure to automated unit testing frameworks
  • Understanding of REST APIs and system integration for management interfaces

  • Working knowledge of virtualized network functions (VMs, containers)

  • B.E./B.Tech or M.E./M.Tech in Computer Science, Electronics or related field

  • 4–12 years of hands-on experience in Networking / Telecom software development (embedded systems or network management)
  • Strong problem-solving and analytical skills
About Emumba

We specialize in delivering innovative solutions and exceptional services to meet the diverse needs of our clients. With a strong commitment to quality and customer satisfaction, we strive to exceed expectations and drive success in every project we undertake.

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