Principal Engineer

Alten Calsoft Labs; Ahmedabad District; On-site; INR 10,00,000 - 15,00,000; Full time

Job summary

An engineering service provider in India is looking for a Principal Engineer with 6 to 8 years of experience. Candidates should have a strong understanding of Ethernet standards and layer 2 switching concepts, along with debugging skills in both hardware and software. Familiarity with scripting languages and network test equipment is considered advantageous. This role offers significant opportunities to work on advanced engineering projects in a dynamic environment.

Qualifications

• 6 to 8 years of experience in relevant engineering fields.

Responsibilities

• Design and troubleshoot Ethernet PHY ICs.
• Work on Layer 2 switching technologies.
• Debug hardware and software issues.

Skills

Understanding of Ethernet Standards: IEEE 802.3

Ethernet PHY ICs

Layer 2 Switching Concepts

Debugging Skills

Ethernet Switch Architectures & Features

Scripting Languages: Python, Bash

Network Test Equipment

MPU/MCU/OS knowledge

Tools

Wireshark

Job description

ALTEN Calsoft Labs is an Enterprise IT and product engineering service provider founded in 1992, Calsoft Labs was acquired by the French Based Multinational Engineering service provider ALTEN in 2011 with offices in United States, Europe, Singapore and India. The company primarily focuses on Healthcare, Education, Retail and Networking & Telecom industries.

www.altencalsoftlabs.com

Job Description

Hiring of Principal Engineer

Experience range: 6 to 8 years

Must

• Understanding of Ethernet Standards: IEEE 802.3 (10/100/1000BASE‑T, 2.5G/5G/10GBASE‑T, NBASE‑T, Fiber Optics).
• Ethernet PHY ICs: Internal blocks (PCS, PMA, PMD), Auto‑negotiation, Link Training, FEC, Loopbacks.
• Layer 2 Switching Concepts: MAC address learning, VLANs (802.1Q), Spanning Tree Protocols (STP, RSTP, MSTP), Link Aggregation (LAG/LACP), IGMP Snooping.
• Debugging Skills: Hardware and software troubleshooting.

Good to Have

• Ethernet Switch Architectures & Features: QoS, traffic shaping, port mirroring, PTP/NTP.
• Scripting Languages: Python, Bash (for test automation and data analysis).
• Network Test Equipment: Traffic generators, network sniffers (e.g., Wireshark).
• MPU/MCU/OS: Microchip VSC, experience with IStax and WebStax, Redboot, uBoot.

Additional Information

All your information will be kept confidential according to EEO guidelines.

Job Location