DevOps Engineer - SC Cleared ONLY

Mastek; London Borough of Croydon; Hybrid; GBP 85,000 - 110,000; Full time

Job summary

We are hiring an AWS DevOps Engineer at Mastek for a hybrid role in Croydon. You will manage AWS infrastructure, automate deployments with Terraform, and support Docker/ECS workloads in a secure environment.

Active SC and NPPV3 clearance are required, with strong scripting in Python, Bash, and Ansible. Join a focused team delivering critical public sector projects, driving security improvements and operational excellence across multiple environments.

Qualifications

• 8+ years of AWS Cloud/DevOps experience in secure environments.
• Hands-on with AWS, Terraform, Docker and ECS.
• Active Directory and AWS IAM expertise; security tooling experience.
• Scripting/automation in Python, Bash, Ansible; networking knowledge.

Responsibilities

• Manage and optimize AWS cloud infrastructure and costs.
• Deploy and support AWS WorkSpaces environments.
• Automate infrastructure using Terraform and IaC.
• Manage Active Directory and AWS Directory Services.
• Build and support containerized apps with Docker and ECS.
• Drive automation with Python, Bash, or Ansible.
• Apply security best practices and remediation activities.
• Provide L3 support and perform infrastructure maintenance.

Skills

AWS Cloud/DevOps

Python

Bash

Ansible

Networking

Security tooling

Active Directory

AWS IAM

VPN & firewall

Tools

Terraform

Docker

ECS

AWS WorkSpaces

AWS Inspector

Nessus

Job description

We're Hiring: AWS DevOps Engineer | SC & NPPV3 Cleared | Hybrid - Croydon

Are you a passionate AWS DevOps Engineer looking to make an impact on critical public sector projects?

At Mastek UK, we're seeking a highly skilled DevOps professional with strong AWS infrastructure, automation, and cloud engineering expertise to join our growing team.

Security Clearance: Active SC & NPPV3 Clearance Required

What You'll Be Doing

• Managing and optimizing AWS cloud infrastructure
• Deploying and supporting AWS WorkSpaces environments
• Automating infrastructure using Terraform and Infrastructure as Code principles
• Managing Active Directory and AWS Directory Services
• Building and supporting containerized applications using Docker & AWS ECS
• Driving automation through Python, Bash, or Ansible
• Implementing security best practices and remediation activities
• Providing L3 support, troubleshooting, and infrastructure maintenance

What We're Looking For

• 8+ years of AWS Cloud/DevOps experience
• Strong hands-on experience with AWS, Terraform, Docker, and ECS
• Active Directory and AWS IAM expertise
• Security tooling experience (AWS Inspector, Nessus)
• Scripting and automation skills (Python, Bash, Ansible)
• Networking, VPN, and firewall knowledge
• Experience working in secure or regulated environments

Bonus Skills

Why Join Mastek?

• Work on high-profile public sector transformation programmes
• Be part of a collaborative and high-performing engineering team
• Exposure to cutting-edge cloud, automation, and security technologies
• Opportunity to make a real impact through innovative solutions

If you're an experienced AWS DevOps Engineer with active SC and NPPV3 clearance and are ready for your next challenge, we'd love to hear from you.