MAC/Linux Developer - Security and PKI Specialist

Senior Software Engineer

Location: Noida Berger Tower, India

Thales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront of aerospace and space, cybersecurity and digital identity, we’re driven by a mission to build a future we can all trust.

Present in India since 1953, Thales is headquartered in Noida and has other operational offices and sites spread across Delhi, Gurugram, Bengaluru and Mumbai, among others. Over 2200 employees are working with Thales and its joint ventures in India. Since the beginning, Thales has been playing an essential role in India’s growth story by sharing its technologies and expertise in Defence, Aerospace and Cyber & Digital sectors. Thales has two engineering competence centres in India - one in Noida focused on Cyber & Digital business, while the one in Bengaluru focuses on hardware, software and systems engineering capabilities for both the civil and defence sectors, serving global needs. The Group has also established an MRO (Maintenance, Repair & Overhaul) facility in Gurugram to provide comprehensive avionics maintenance and repair services to Indian airlines and support the growth of the local aviation industry.

Key Responsibilities

Roles and Responsibilities

• Design, execute, and maintain test plans, test cases, and regression tests.
• Perform functional, integration, interoperability, and exploratory testing.
• Log defects with clear reproduction steps; collaborate closely with engineering teams.
• Evaluate performance, reliability, stress handling, and negative test scenarios.
• Review requirements, identify test conditions, and ensure proper test data and environment setup.
• Track test progress, share reports with stakeholders, and support UAT when needed.

Automation (Good-to-Have)

• Knowledge of PKI and FIDO standards
• Knowledge on PKI-based smart tokens, FIDO authentication devices
• Write Python scripts for automation of repetitive token tests.
• Automate certificate operations using Python libraries.
• Integrate token tests into CI/CD pipelines.
• Performance testing.
• X-ray and JIRA.

Soft Skills

• Strong analytical, debugging, and problem-solving skills.
• Good communication and documentation abilities.
• Ability to work cross-functionally with engineering & product teams.
• Detail-oriented and committed to high-quality output.

At Thales, we’re committed to fostering a workplace where respect, trust, collaboration, and passion drive everything we do. Here, you’ll feel empowered to bring your best self, thrive in a supportive culture, and love the work you do. Join us, and be part of a team reimagining technology to create solutions that truly make a difference – for a safer, greener, and more inclusive world.

Experience Level

Senior Level