Senior Security Engineer

Mercari India Security Engineer
As a SecurityEngineer at Mercari India, you'll play a critical role in designing, developing, and optimizing internal systems to improve both the efficiency and security of our global operations. This role focuses on automating IT processes, enhancing security operations, and enabling scalable, secure infrastructure across the organization.

You will work closely with our IT and security teams in Japan and the US, contributing to the automation and streamlining of business processes and security workflows. Your efforts will directly support continuous improvements in Mercari's global IT and security posture.

Key Responsibilities:

• Drive fundamental improvements to IT operations and the implementation of security best practices through engineering, in collaboration with the Mercari Japan IT and Security teams
• Identify bottlenecks and inefficiencies in IT and security operations, and design and implement effective, scalable solutions
• Automate manual processes and operational tasks, with a focus on optimizing configurations for Endpoint Detection and Response (EDR), Mobile Device Management (MDM), Data Loss Prevention (DLP), and Identity Provider (IDP) platforms
• Develop and maintain security and IT standards for Mercari's corporate infrastructure
• Collaborate with the Corporate Engineering team to design and implement a stable, secure, and optimized endpoint and corporate network environment
• Foster a culture of innovation by staying up-to-date with technological advancements and identifying opportunities to introduce new solutions that drive security and operational excellence

Desired Qualifications:

• Experience working as a security architect or IT architect
• In-depth understanding of Zero Trust architecture principles and their practical application in enterprise environments
• Broad knowledge of IT infrastructure, including TCP/IP, networking, servers, authentication, directory services, and endpoint management
• Experience building, administering, or improving IT security solutions (IAM, MDM, EDR, DLP)
• Experience integrating security best practices into the software development lifecycle (SDLC)
• Familiarity with applied cryptography concepts such as key management, TLS, PKI, and KMS
• [Optional] Conversational Japanese proficiency is a plus

Requirements
Mandatory Qualifications:

• At least 5 years of experience in designing and developing large-scale IT and/or security systems
• Strong understanding of fundamental computer security concepts (e.g., CIA triad, principle of least privilege, authentication vs. authorization)
• Proficiency in one or more programming languages such as Go, Python, or JavaScript
• Familiarity with software development tools and practices, including Git, GitHub, CI/CD tools, and shell scripting
• Experience with Infrastructure as Code (IaC) tools such as Terraform or equivalent technologies
• Proven ability to write technical design proposals and collaborate effectively with cross-functional stakeholders
• Hands-on experience working with public cloud platforms (GCP, AWS, or Azure)
• Strong problem-solving skills and the ability to independently troubleshoot and resolve complex issues

Benefits
Employment Status
Full-time

Office
Bangalore

Hybrid workstyle

• We believe in high performance and professionalism. We work from office for 2 days/week and work from home 3 days/week
• To build a strong & highly-engaged organization in India, we highly encourage everyone to work from our Bangalore office, especially during the initial office setup phase
• We will continue to review and update the policy to address future organizational needs

Work Hours

• Full flextime (no core time)
• Flexible to choose working hours other than team common meetings

Media
**■Mercari Website:

**
■About Mercari India:

■Mercari LinkedIn

**■Wikipedia:

Owned Media**

• Mercari Engineering Portal
• AI at Mercari portal
• Mercan - Introduces the people that make Mercari
• Mercari US Blog

Related Articles

• Personalize to globalize:How Mercari is reshaping their app, their company, and the world | mercan
• The Providers of the Safe and Secure Mercari Experience: The TnS Team, Introduced by Its Members | mercan