Principal Engineer - ACOS (NO LONGER ACCEPTING APPLICATIONS)

Reporting To: Tech Manager

Location: Pune (Full time)

Experience (in years): Minimum 10 to 12 + years

Number of Vacancies: 1

Company Overview

We help clients achieve competitive advantage through end-to-end digital transformation across Financial Services, Telecom, Life Sciences Healthcare, and Product Engineering sectors. Our strength lies in combining deep engineering, data science, and design capabilities with strong domain expertise.

Our mission is to:

• Harness the transformational impact of emerging technologies

• Bridge the gap between business and technology

• Become an employer of choice by being employee-first in all processes and practices

Role Responsibilities

As a Principal Engineer - ACOS, you will be a technical expert with deep knowledge of scalable and distributed application architecture. You will be responsible for:

• Owning one or more modules/areas within the product architecture

• Leading and clarifying technical requirements for new features

• Designing feasible and high-quality module architectures within defined timelines

• Obtaining necessary design approvals and driving implementation

• Hands-on development of critical and complex bugs, enhancements, and features

• Building lab topologies for rapid PoCs as required

• Guiding and mentoring new team members

ACOS Platform Coverage Areas

• Logging infrastructure (Syslog, CEF, LEEF, etc.)

• Metrics infrastructure (NetFlow, sFlow, Kafka, ACOS counter libraries and APIs)

• Log and metrics integrations (Harmony/Kafka, Prometheus, Azure Monitor, AWS CloudWatch, vRealize, Fluentd, Splunk, QRadar, etc.)

• Harmony (Management Plane) integrations (registrations, SaaS tunnel)

• ZBAR (Adaptive Attack Rate Limiting for ADC)

• Call Home

Primary Skills

• Expert-level C programming experience on Linux, RTOS, or similar real-time, high-availability embedded operating systems

• Strong GDB debugging skills

• Python programming expertise

• Strong understanding of networking products, OSI stack, L2/L3/L4, and load balancers

• Experience with TCP/IP, UDP/IP, socket programming, and standard IP protocols such as ICMP

• Solid knowledge of algorithms and data structures

• Understanding of control plane and data plane architectures in networking devices

• Experience with source control tools (CVS, SVN, Git)

• Knowledge of Kubernetes and cloud platforms such as AWS, Azure, OCI

• Ability to work in large, complex codebases and integrate third-party software

Secondary Skills

• GO programming (good to have)

• Knowledge of rate-limiting, trending, standard deviation, and min/max calculation algorithms

• Strong understanding of telemetry and data export mechanisms

• Experience with message queues such as Kafka and RabbitMQ

• Hands-on knowledge of Kafka-based telemetry exports

• Experience with export mechanisms such as Syslog, sFlow, NetFlow, SNMP

• Data encoding/decoding formats (Avro, sFlow, NetFlow); Google Protobuf is a plus

• Experience with cloud analytics integrations including Azure Monitor, OCI Analytics, and AWS analytics frameworks

Educational / Professional Qualification Required

• Bachelor s degree in Computer Engineering or equivalent

• Master s degree in Computer Engineering or equivalent is preferred

Soft Skills / Competencies

• Strong problem-solving mindset

• Effective communication skills (written, verbal, listening, and presentation)

• Excellent team player with experience working in global teams and organizations

• Genuine interest in continuous learning and knowledge sharing