Lead IT Security Engineer (Zscaler)

JR United Kingdom; London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

A leading firm in financial markets offers an opportunity for a Lead IT Security Engineer specializing in Zscaler solutions in London. Join a dynamic team committed to innovation and professional development while ensuring top-tier security operations. The role includes technical support, monitoring, and collaboration with engineering teams to resolve complex issues.

Benefits

Competitive compensation

Comprehensive health and life insurance

Pension

Paid Time Off and Family Care

Flexible/hybrid model

Qualifications

• Minimum 5 years of Cybersecurity related experience required.
• Hands-on experience with Zscaler products is essential.
• Strong understanding of security best practices necessary.

Responsibilities

• Provide technical support for Zscaler products.
• Monitor and maintain the health of Zscaler solutions.
• Collaborate with support teams for technical needs.

Skills

Networking protocols

Problem-solving

Communication

Interpersonal skills

Education

Bachelor's degree or equivalent experience

Tools

Zscaler (ZIA, ZPA, ZDX)

Data Protection Technologies

Secure Web Gateways

Firewall technologies

Job description

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Lead IT Security Engineer (Zscaler), london

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Client:

The Depository Trust & Clearing Corporation (DTCC)

Location:

london, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

28.06.2025

Expiry Date:

12.08.2025

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Job Description:

Are you ready to make an impact at DTCC?

Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We're committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world that we serve.

Pay and Benefits:

• Competitive compensation, including base pay and annual incentive
• Comprehensive health and life insurance and well-being benefits
• Pension
• Paid Time Off and Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.
• DTCC offers a flexible/hybrid model of 3 days onsite and 2 days remote (Onsite Tuesdays, Wednesdays and a third day of your choosing)

The impact you will have in this role:

We are seeking a dedicated and skilled Lead IT Security Engineer to join our team. The ideal candidate will have a strong background in network security, cloud technologies, and hands-on experience with Zscaler products. As a Lead Zscaler Security Engineer, you will be responsible for providing technical support and ensuring the smooth operation of Zscaler solutions.

Your Primary Responsibilities:

• Provide technical support for Zscaler products (ZIA, ZPA, ZDX), including troubleshooting and resolving issues.
• Monitor and maintain the health and performance of Zscaler solutions.
• Collaborate with support teams to understand their technical needs and provide effective solutions.
• Assist in the deployment and configuration of Zscaler products.
• Conduct root cause analysis for recurring issues and implement preventive measures.
• Document technical issues and solutions for knowledge sharing and future reference.
• Stay up to date with the latest Zscaler features, updates, and industry trends.
• Work closely with the engineering and product teams to escalate and resolve complex issues.

**NOTE: The Responsibilities of this role are not limited to the details above. **

Qualifications:

• Bachelor's degree and/or equivalent experience
• Minimum 5 years of Cybersecurity related experience

Talents Needed for Success:

• Hands-on experience with Zscaler products (ZIA, ZPA, ZDX).
• Strong understanding of networking protocols and security best practices.
• Strong communication and interpersonal skills, including the ability to build relationships with key stakeholders.
• Strong critical thinking and problem-solving skills to resolve problems effectively and creatively while maintaining a high level of flexibility, professionalism, and integrity.
• Ability to work independently and manage multiple tasks simultaneously.
• Experience in managing Data Protection Technologies: Endpoint & Web DLP, CASB
• Network Security: Secure Web Gateways, Secure Access Secure Edge (SASE), Firewalls, IDS/IPS technologies

We offer top class training and development for you to be an asset in our organization!

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.