Information Security

Field Engineer IT Security SC Clearance

Client Server

London · Greater London · United Kingdom

Overview

In this Field Engineer role you will combine hands-on IT engineering with security-focused incident response across multiple client sites. You will lead migrations, network commissioning, and security hardening while maintaining serious customer relationships. The position involves troubleshooting, SOC alert triage, and implementing remediation and security controls to meet client requirements. You’ll work with firewalls, switches, wireless APs and endpoints, coordinating with vendors and documenting infrastructure. Travel is a core part of the role, with on-site visits and occasional overnight stays.

Pay / Benefits
  • Salary up to 60k
  • Continuous training and self development
  • Excellent career progression as the company scales
  • Expenses paid travel and overnight stays
Responsibilities
  • Lead IT migrations and network commissioning across client sites
  • Resolve infrastructure issues and maintain documentation
  • Investigate SOC alerts and implement remediation measures
  • Configure security controls to meet customer requirements
  • Install and configure firewalls, switches, wireless access points and endpoints
  • Support first- and second-line IT issues
  • Coordinate with third-party vendors and manage vendor relationships
  • Manage IT and security projects and coordinate with customers on site visits
  • Build relationships with customers and adapt site visits to priorities
Key requirements
  • Strong knowledge of network infrastructure (firewalls, switches, wireless APs, endpoints)
  • Experience with site migrations, installation, commissioning and documentation
  • Experience with IT support across first and second lines
  • Experience with cyber security incident triage, SOC alerts and remediation
  • Strong network troubleshooting, hardware replacement, and vendor coordination skills
  • Excellent customer facing, stakeholder management and project coordination skills
  • Valid UK driving license and access to own car
  • SC Clearance (or ability to achieve it)
  • Customer facing
  • Stakeholder management
  • Project coordination
  • Network infrastructure
  • Firewalls
  • Switches

Reference: WJ-747_31217580 · Posted 01 Nov 2026, 12:17 PM

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