Senior Applied Cryptography Engineer

IITM CDOT Samgnya Technologies Foundation; Tiruchirappalli; On-site; INR 1,800,000 - 2,800,000; Full time

Job summary

IITM CDOT Samgnya Technologies Foundation in Chennai is seeking a Senior Applied Cryptography Engineer to drive secure communications and cryptographic solutions across projects. You will implement, test and integrate crypto modules, work with cross-disciplinary teams and own key security activities.

The role emphasizes practical cryptography, hands-on development, and collaboration in a fast-evolving national quantum initiative. Relevant master’s degree and 3+ years of experience are expected.

Qualifications

• Master's degree in Cryptography or related field.
• Strong background in cryptographic protocols and security.
• Hands-on experience with cryptographic software development.

Responsibilities

• Design, implement and integrate cryptographic and security solutions, applying encryption, authentication and key management.
• Analyze requirements and recommend cryptographic approaches, technologies and libraries.
• Test, validate, troubleshoot and improve cryptographic and security implementations (functional, security, performance).
• Develop and evaluate prototypes and technology demonstrations for cryptographic solutions.
• Collaborate with software, networking, electronics and cybersecurity teams for integration.
• Prepare technical documentation, test reports and project updates.
• Take ownership of technical activities and contribute effectively.

Skills

Applied cryptography

Cybersecurity

Secure communication

Cryptographic software

Network security

Testing & validation

Education

Master's degree in Cryptography

Job description

IITM CDOT SAMGNYA TECHNOLOGIES FOUNDATION | Full time

Chennai City Corporation, India | Posted on 08/12/2026

The National Quantum Mission (NQM) is a flagship initiative to position India as a global leader in Quantum Technologies. At IITM CDOT SAMGNYA TECHNOLOGIES, we specialize in Quantum Communication, relying on the properties of quantum mechanics to enhance the security of our digital infrastructure.

Job Description

About Samgnya

IITM C-DOT Samgnya Technologies Foundation (Samgnya) is the National Hub for Quantum Communication established under the National Quantum Mission (NQM), Department of Science & Technology, Government of India . Samgnya focuses on the development, testing, validation, deployment and commercialization of advanced communication and emerging quantum technologies.

Position Overview

We are looking for a Senior Applied Cryptography Engineer with practical knowledge of cryptography and secure communication to implement, test, integrate and improve security solutions . The candidate should be adaptable, capable of troubleshooting and upgrading systems, taking ownership of technical activities, and effectively communicating and sharing technical knowledge.

Key Responsibilities

Design, implement and integrate cryptographic and security solutions , applying appropriate encryption, authentication, digital signatures and key management mechanisms for applications, systems and secure communication platforms.

Analyze technical and security requirements and recommend suitable cryptographic approaches, technologies, tools and libraries

Test, validate, troubleshoot and improve cryptographic and security implementations , including functional, security and performance testing.

Develop and evaluate prototypes, proof-of-concepts and technology demonstrations for cryptographic solutions.

Collaborate with software, networking, electronics and cybersecurity teams for system integration and project execution.

Prepare technical documentation, test reports and project updates .

Take ownership of assigned technical activities and contribute effectively

Requirements

Educational Qualifications

Master's degree in Cryptography, Electronics& Communication Engineering, Electrical Engineering or a related discipline.

Experience

3+ years of relevant professional experience in applied cryptography, cybersecurity, information security, secure communication, cryptographic software, network security or related technology areas.

Hands-on experience in applying cryptographic techniques to real-world systems, including data protection, secure communication, encryption and authentication.

Experience in testing, troubleshooting, validating, upgrading or improving cryptographic and security implementations will be preferred.

Experience in cryptographic software development, security protocols, secure systems or network security will be preferred.

Experience working on R&D, technology development, prototype development or secure communication projects will be an advantage.

Experience working with multidisciplinary engineering or R&D teams will be preferred.