The Directory Services Security Team (DSST) protect the authentication services across Windows and Unix/Linux. We are looking for a Unix/Linux security specialist to join the team an expanding team, solving hard problems and evolving protections.
You will need to have a positive understanding of the technologies used for the implementation of security initiatives and standards. You will have demonstrable experience in developing, maintaining, advising, and hardening operating systems and common applications.
You'll be implementing controls to lockdown and secure systems and devices. It is a highly focused, security centric role, looking at the standard methodologies for securing our privileged access accounts, security groups and servers within the estate. We proactively prevent and resolve vulnerabilities on servers in the Group. The whole team possesses broad skills including an emphasis on Security as well as problem solving through to resolution.

Day-to-day activities include
- Lead multiple streams of work,



project resource requests and out-of-hours/weekend support demands when required
- Evaluate 3rd party security products and associated proof of concept environments
- Provide recommendations on security designs
- Write and maintain appropriate documentation related to the domain area including plans
- Provide frequent status reports of all implementation tasks and maintain risks and issues for management as and if they arise
- Ensure changes are accurately impact assessed, are represented at relevant boards for approval and implemented successfully and provide full aftercare assistance
- Provide technical Support and direction for all security implementations and new standards and procedures to Service desk and staff
- Assist with all Security related project work as well as BAU tasks as directed by Team leader

Crucial Skills
College degree in a relevant field or equivalent work experience
10+ years of Unix/Linux IT experience including system and network admi

📌 Senior Security Engineer (Bengaluru)
🏢 London Stock Exchange Group
📍 Bengaluru