3rd Line IT Infra & Cyber Security Engineer — Cloud & AI

Bulk™; Colchester; Hybrid; GBP 55,000 - 70,000; Full time

Benefits offered by this job

Monthly Bulk Bank Benefits Allowance

Birthday day off

Optional additional annual leave

Volunteering day

Enhanced maternity and paternity leave

Happy Hour drinks fridge on Thursdays

Summer working hours

Hybrid working - 3 days in Colchester,

2 days from home

Job summary

Bulk is seeking an IT Infrastructure & Cyber Security Engineer to own and evolve our infrastructure and security environment across cloud, on‑prem, endpoints and AI-enabled tools. You’ll work with our IT Service Desk Lead and wider team to upgrade email security, manage AI integrations, and drive the Cyber Essentials program.

You’ll be expected to handle Tier 3 escalations, oversee budgets and vendor contracts, and contribute to ISO 27001 compliance while embracing new technologies and security

Qualifications

• 3rd Line Engineer level with hands‑on infrastructure and security experience.
• 2–3 years in a similar role and at least one cyber security certification.
• Experience across cloud and on‑prem environments, including Azure and Google Workspace.
• Strong problem solving, communication, and willingness to travel to London.

Responsibilities

• Manage on-premise and cloud infrastructure including Azure and Google Workspace.
• Lead infrastructure projects from planning to deployment with budgets and contracts.
• Provide Tier 3 support and maintain clear technical documentation and handovers.
• Develop and improve Bulk’s security environment, with focus on email security.
• Monitor, investigate and respond to security threats, incidents and data breaches.
• Manage security technologies including SIEM, SOAR, EDR/MDR/XDR, CASB, ZTNA and SASE.
• Lead Cyber Essentials activity and support ISO 27001 compliance.
• Oversee AI tooling security, access governance and onboarding of new AI tools.

Skills

3rd Line Engineer level

Security mindset

Cloud and on-prem experience

Strong communication

Problem solving

Willingness to travel

Education

Cyber security certification

Tools

CrowdStrike

Cisco

VMware vSphere

Windows Server

Jamf

Intune

Automox

VPNs

Netskope

Job description

Bulk is seeking an IT Infrastructure & Cyber Security Engineer to own and evolve our infrastructure and security environment across cloud, on‑prem, endpoints and AI-enabled tools. You’ll work with our IT Service Desk Lead and wider team to upgrade email security, manage AI integrations, and drive the Cyber Essentials program.

You’ll be expected to handle Tier 3 escalations, oversee budgets and vendor contracts, and contribute to ISO 27001 compliance while embracing new technologies and security