About the job
About the Team You'll Join
- The Network Security Engineer at Toss Securities is part of the Network Engineering Team, collaborating closely with Network Engineers and IDC Managers.
- You will work alongside top talents from diverse sectors including finance, commerce, portals, and gaming, focusing on building and supporting secure networks for both external and internal clients.
- Our goal is to provide robust support for product development, enabling rapid deployment by enhancing our infrastructure to handle large-scale traffic and pushing for automation.
Your Responsibilities Upon Joining
- As a Network Security Engineer, you will be responsible for security devices in the network area, including firewalls, DDoS protection, and VPNs to safeguard Toss Securities' clients and teams.
- You will perform regular preventive maintenance to ensure the stable operation of security equipment.
- Management and improvement of Toss Securities' security device monitoring solutions will be part of your role.
- You will build and operate network security devices, providing security-based technology within the data center.
Ideal Candidate Profile
- A degree in Information Security, Computer Engineering, Information Communication, or a related field is required.
- A solid understanding of networks and security devices is essential.
- High proficiency in TCP/IP protocols and experience in packet analysis for troubleshooting are preferred.
- Experience with security system API integration or work automation is a plus.
- Prior experience in security training or practical security work is advantageous.
Resume Recommendations
- Please describe a memorable technical issue you resolved (optimization, bug fixes, etc.).
- Detail projects you contributed to, focusing on your role, technology stack used, and improvements made.
The Journey to Joining Toss Securities
- Application submission > Job interview > Cultural fit interview > Reference check > Salary negotiation > Final acceptance and onboarding.
Important Notes
- False information in your resume or disciplinary issues in your work history may result in cancellation of your application.
- Applicants who fall under hiring restrictions per Toss Securities policies may also have their applications canceled.
- Individuals with disabilities or veterans are prioritized according to relevant laws.
A Message for Future Colleagues
- The Network Security Engineer at Toss Securities creates and manages a secure and robust network structure both on-premises and in the cloud. This role goes beyond equipment management; it involves understanding service flows and traffic to continuously innovate better structures. The position requires proactive identification of potential threats and developing solutions.
- Our team takes initiative to investigate issues, identify root causes, and suggest efficient solutions swiftly, respecting each other's opinions while collaboratively ensuring the stability of financial services. We strive to continuously create improved methods rather than sticking to established practices.

