AWS Infrastructure Engineer
Location: United Kingdom
Purpose
Design, build, and operate AWS infrastructure that underpins key platforms and services as the organisation continues its transition to cloud.
Work as a hands-on AWS engineer, focused on delivering secure, scalable, and highly available environments. Take ownership of components of the migration and operation of business-critical platforms and services within AWS.
Major Responsibilities
Design, build, and maintain AWS infrastructure using infrastructure-as-code principles
Support production and non-production environments with a focus on availability, performance, and security
Deliver backend infrastructure operations including server management, updates, storage, failover, and logging
Build and maintain core AWS services across compute, networking, storage, and identity (e.g. EC2, S3, VPC, IAM, RDS, CloudWatch)
Collaborate with application, DevOps, and security teams to deliver resilient cloud solutions
Integrate infrastructure with CI/CD pipelines to enable reliable, repeatable deployments
Implement monitoring, logging, alerting, and observability practices
Investigate incidents, contribute to root cause analysis, and drive continuous improvement
Support security, compliance, and audit requirements within cloud environments, including regulated or security-sensitive contexts
Work with cloud partners and vendors, including AWS and third parties, on architecture reviews and optimisation
Automate infrastructure provisioning and operational processes to reduce manual effort
Document infrastructure, standards, and operational processes
Primary working hours aligned to European time zones. Participation in a global on-call rotation.
What Success Looks Like
Deliver stable, secure, and scalable AWS environments that support business-critical platforms
Contribute to the successful migration and operation of core business platforms and services in AWS
Maintain strong system availability and performance across production environments
Identify and resolve infrastructure issues proactively, improving reliability over time
Collaborate effectively with cross-functional teams to deliver consistent, high-quality solutions
Establish reliable and repeatable infrastructure practices
Education
Degree or equivalent experience in Computer Science, Information Technology, or a related field
Experience & Knowledge
Hands-on experience with AWS in production environments
Strong knowledge of core AWS services such as VPC, IAM, EC2, containers, storage, and monitoring
Experience with infrastructure-as-code tools (e.g. Terraform, AWS CDK, or similar)
Understanding of cloud networking, security, and identity management
Experience supporting highly available, business-critical systems
Familiarity with cloud migration initiatives
Experience integrating infrastructure with CI/CD pipelines and automation tooling
Exposure to containerised workloads or orchestration platforms (e.g. ECS, EKS)
Experience working within regulated or security-focused environments
Experience working with distributed teams
AWS certifications (e.g. Solutions Architect, SysOps Administrator) are beneficial
Skills & Competencies
Strong problem-solving and troubleshooting skills
Clear communication across technical and non-technical teams
Collaborative approach to working with engineering, security, and operations
Ability to prioritise and manage workload effectively
Adaptability in a changing environment
Commitment to continuous learning and improvement
Why Join Us
Work on meaningful cloud transformation initiatives, helping to move critical platforms into AWS. Contribute to real-world infrastructure challenges while collaborating with experienced teams across the organisation.
Develop AWS expertise, expand technical capability, and operate in an environment that values collaboration, learning, and practical problem solving.
Our People Promise – Securitas Technology EVP
Alongside the opportunity to work on modern AWS infrastructure, you’ll be part of an organisation that values people, growth, and purpose. We offer clear career pathways, growth opportunities, recognition for achievements, and a global, collaborative team.
As part of our EVP, we offer:
Career pathways and growth opportunities
A global, values-driven team
Recognition for achievements
An inclusive, collaborative culture
Purposeful work that makes the world safer
Support for innovation and sustainability
Securitas Technology is committed to diversity and is an equal opportunity employer; all qualified applicants are welcome.