Email Security Analyst: Phishing & Threat Response

Cloud Bridge; Greater London; Hybrid; GBP 72,000 - 94,000; Part time

Job summary

Cloud Bridge is looking for a proactive Security Analyst to join the internal IT and Security function on a 3-month contract (Inside IR35). The role is two days per week onsite at an office near Holborn Underground Station, offering a daily rate up to £450.

You will investigate phishing, manage Mimecast, Microsoft Defender, and Freshservice tickets while supporting end users and stakeholders. You will work closely with IT and Security teams to improve email security processes, triage incidents,

Qualifications

• Previous experience as a Security Analyst or SOC Analyst.
• Hands-on Mimecast experience including quarantine management and release.
• Experience with Microsoft Defender and related tools.
• Experience with Freshservice or similar ITSM ticketing.
• Understanding of phishing, email security threats and social engineering.
• Ability to investigate risks quickly and accurately.
• Excellent communication and stakeholder engagement.
• Detail-oriented and methodical in investigations.
• Ability to work part-time on a contract basis.

Responsibilities

• Investigate, analyse and respond to suspected phishing and malicious emails.
• Review reported emails and determine whether communications are legitimate or represent a security threat.
• Manage email quarantine and release requests through Mimecast.
• Monitor and respond to security alerts generated within Microsoft Defender.
• Triage and manage security incidents and requests through Freshservice.
• Escalate confirmed threats and incidents following established security procedures.
• Identify trends in phishing attacks, spam campaigns and social engineering attempts.
• Block malicious senders, domains and email threats where appropriate.
• Support end users with security-related concerns and provide guidance on best practice.
• Maintain accurate records of investigations, actions taken and incident outcomes.
• Work closely with IT and Security teams to continuously improve email security processes.
• Assist with security reporting and provide updates on threat activity and incident trends.

Skills

Communication

Stakeholder engagement

Analytical thinking

Attention to detail

Problem solving

Independent working

Time management

Tools

Mimecast

Microsoft Defender

Freshservice

Job description

Cloud Bridge is looking for a proactive Security Analyst to join the internal IT and Security function on a 3-month contract (Inside IR35). The role is two days per week onsite at an office near Holborn Underground Station, offering a daily rate up to £450.

You will investigate phishing, manage Mimecast, Microsoft Defender, and Freshservice tickets while supporting end users and stakeholders. You will work closely with IT and Security teams to improve email security processes, triage incidents,