AWS Security Engineer(SC Eligible)

We have one open position of AWS Security Engineer with one of our client based in London, UK. This is a Contract/Freelance position. Below is the job description for your reference. Please share your application once you are interested.

Role: AWS Security Engineer(SC Eligible/SC Cleared)

Location: London, UK(1-2 Days work from office per week)

Mode: Contract/Freelance

Job Description:

Role Overview

  • We're looking for an AWS Security Engineer who can take ownership of cloud security across discovery, design, implementation, and large-scale workload migration.
  • This role sits at the centre of a major AWS transformation program including Landing Zone establishment, EUC/Citrix-to-WorkSpaces modernisation, and full datacentre migration.
  • You'll shape identity, compliance, guardrails, monitoring, MFA/Conditional Access, and ongoing hardening for production.

Key Responsibilities

  • Validate MFA, Conditional Access, encryption, logging in discovery phase.
  • Design and embed IAM, RBAC, federation and authentication patterns into architectures.
  • Define AWS security guardrails, SCPs, monitoring and compliance baselines.
  • Configure IAM roles, key management, encryption, logging, CloudTrail, Config, GuardDuty, Security Hub.
  • Support Landing Zone build-out including identity federation, tagging, audit, multi-account governance.
  • Implement VDI/WorkSpaces/Citrix security hardening, MFA, Conditional Access and admin console security.
  • Validate security during pilot migration and bulk migration (200+ workloads) across IAM, MFA, encryption, BCP.
  • Support CIS benchmarking, public-sector standards, compliance tests and penetration test readiness.
  • Tune monitoring dashboards, alerting and incident triage in hypercare.

Required Skills & Experience

  • Strong hands-on AWS security engineering background.
  • Deep IAM/RBAC/SCP/AWS Organizations experience.
  • Experience with MFA, Conditional Access, Entra AD federation.
  • Knowledge of CIS, compliance, encryption, KMS, RPO/RTO.
  • Experience enabling GuardDuty, Security Hub, CloudTrail, Config.
  • Exposure to migration-scale security validation.

Job Details

Company
Thrive IT Systems Ltd
Location
London, United Kingdom
Employment Type
Contract
Salary
GBP Annual
Posted