Senior Security Engineer

Marlin Selection Ltd; London; On-site; GBP 70,000 - 100,000; Full time

Job summary

A leading financial services firm in London is seeking a Senior Security Engineer to enhance their IT security team. In this pivotal role, you will develop and implement security measures to protect sensitive data, conduct risk assessments, and provide guidance to junior team members. The ideal candidate must possess robust experience in security technologies and demonstrate strong interpersonal skills. This is an excellent opportunity to be part of a dynamic firm focused on innovation and security excellence.

Qualifications

• Good working knowledge in security technologies and protocols.
• Experience in managing security systems and conducting risk assessments.
• Strong communication and collaboration skills necessary for team environment.

Responsibilities

• Implement and maintain security systems across IT infrastructure.
• Conduct risk assessments and vulnerability scans regularly.
• Mentor IT security engineers and collaborate for compliance.

Skills

CrowdStrike EDR

Mimecast Mail Security Gateway

Duo

Okta

Palo Alto Firewalls and Panorama

Education

CISM

OSCP

Tools

Rapid7 IDR

Tenable IO

Job description

Our client is a fast-growing Commodities-Focused Financial Services Firm based in London with offices in the US and Asia. They are seeking to recruit a Senior Security Engineer to join their London team.

Reporting to the IT Security Officer, you will work alongside the IT Security Engineer as part of a 3-man IT Security team. As the Senior Security Engineer, you will implement and maintain robust security systems and protocols across the IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure, detect and respond to potential threats, and help mentor the IT security engineer. You will collaborate with the IT team to ensure compliance with security standards and best practices, acting as a key technical leader in safeguarding sensitive data and systems.

Key Responsibilities/Duties

• Manage WAF and DDoS systems
• Manage the Web Security Gateway
• Manage the Email Security Gateway
• Manage the SIEM, SOAR, Identity Protection, EDR, and respond to alerts and threats
• Carry out vulnerability scans, identify risks, and perform remediation
• Manage perimeter and VPN firewalls
• Manage MFA and SSO
• Manage MDM/MAM and Conditional Access
• Manage security certificates and keys
• Manage IDS and IPS
• Manage PAM systems
• Deliver Cyber Security Awareness Training
• Remediate vulnerabilities identified during penetration testing
• Handle ad-hoc IT security projects

Experience – Essential

The successful candidate will have a good working knowledge and experience in managing the following technology stack:

• CrowdStrike EDR
• Mimecast Mail Security Gateway
• Duo
• Okta
• Rapid7 IVM, Tenable IO, or Nessus
• Rapid7 IDR or CrowdStrike Next Gen SIEM
• Palo Alto Firewalls and Panorama
• InTune and Conditional Access

Experience with the following technologies is advantageous; understanding the principles is required:

• Imperva WAF and DDoS
• Menlo Web Security Gateway
• KnowBe4
• Digicert Certificates and Microsoft Certificate Services
• Ivanti or Automox patching
• AppCheck or Tenable WAS
• Desired Education: CISM, MS SC100, 200, 900, OSCP or other penetration testing certifications
• Industry: Financial services, SOC, Penetration Testing is desirable

Personal Skills:

• Excellent interpersonal, written, and verbal communication skills
• The ability to handle multiple priorities, tasks, and projects simultaneously
• Clear and precise communication skills
• Ability to deliver presentations to staff
• Cross-functional influence, engagement, and collaboration skills

Location and Hours

• The position is usually based at the London Head Office
• Hours: The team works on a shift pattern from 07:30 to 17:30, including 07:30-16:30 (2 days WFH) and 08:30-17:30 (3 days in-office)
• Periods of weekend and out-of-hours work are expected

If you meet the above requirements, please apply.

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