Description
Senior DevOps Engineer
Programme Name: LCST
Location: Remote, with attendance at Leidos UK Bristol or Customer sites as required
Role Overview:
We are seeking an experienced hands‑on Senior DevOps Engineer to join the LCST Programme team. As part of a high‑performing Agile team, you will design, implement, and support secure, scalable cloud infrastructure using a tailored SAFe Agile SecDevOps Scrum process. You’ll apply DevOps best practices and cloud‑native design principles, leveraging AWS services and Infrastructure as Code (IaC) to drive automation and continuous delivery across environments.
This role includes hands‑on work with automated testing, deployments, and infrastructure monitoring, alongside participation in Agile ceremonies, risk mitigation activities, and collaborative solution design. Cross‑functional flexibility across systems engineering, software development, testing, and security is highly valued.
Key Responsibilities
* Demonstrated experience in managing source code with GIT, including pull requests, branching strategies (Trunk‑based, GitFlow), and collaborative version control workflows.
* Expertise in designing and managing AWS cloud infrastructure, including services like EC2, ECR, ECS, ECK, ASG, VPC, RDS, Load Balancers, Lambda, IAM, port ranges, R53, etc.
* Strong proficiency in IAC using Terraform and Ansible to provision, configure, and maintain secure and scalable cloud environments.
* Experience building and maintaining CI/CD pipelines using Jenkins, implementing automation for building, testing, and deploying applications across multiple environments.
* Proven ability to write and maintain scripts and automation tools using Bash, Python, and PowerShell to enhance operational workflows and eliminate manual tasks.
* Familiarity with containerisation using Docker and orchestration best practices, along with configuration management using Ansible.
* Knowledge of secrets management and access control using tools like Vault and IAM policies, ensuring secure handling of credentials and sensitive information.
* Strong understanding of AWS security best practices, including encryption, patching, monitoring, least privilege access, and compliance requirements.
* Hands‑on experience in implementing and managing backup, recovery, and disaster recovery strategies to ensure data protection and business continuity.
* Ability to implement robust monitoring and logging solutions such as CloudWatch to ensure system reliability, observability, and proactive incident response.
* Comfortable working in Agile development teams, translating business requirements into technical solutions, and actively participating in sprint planning, retrospectives, and daily stand‑ups.
* Capability to design scalable, resilient, and cost‑effective cloud‑native solutions that meet availability and performance objectives.
* Strong troubleshooting and problem‑solving skills with the ability to identify root causes and implement effective mitigation strategies in complex environments.
* Understanding of routing, traffic management, and load balancing, including configuration of NGINX and AWS‑native tools for optimizing traffic flow.
* Experience with structured release and change management processes, including deployment governance, rollback strategies, and versioning control.
* Awareness of Java application environments and deployment considerations is a plus for supporting platform‑wide consistency and integrations.
* Proactive mindset with a continuous improvement attitude, regularly identifying opportunities to enhance delivery pipelines, infrastructure, and development practices.
* Proficiency in designing and managing SNS topics for event‑driven architectures, integrating notifications with Lambda, or external systems to support decoupled and scalable cloud workflows.
* Hands‑on experience using Atlassian tools such as Jira, Confluence, and Bitbucket to support Agile delivery, documentation, collaboration, and CI/CD pipeline management.
* Working knowledge of Active Directory and ADFS for identity and access management, including group policy management, SSO, and integration with cloud authentication services.
Application Requirements
* Hands‑on experience in any programming language (e.g., Python, Bash, PowerShell, etc.)
* Experience in Red Hat OS
* Experience in AWS OR Azure OR other cloud provider
* Red Hat and Windows administration
* Containerised solutions
* Application troubleshooting support
* Infrastructure as Code – Terraform
* App configuration using Ansible or similar tools
* CI/CD pipeline such as Jenkins, Azure DevOps, Bamboo, etc.
* Automation experience across the stack
Desired Skills
* AWS Certified DevOps Engineer – Professional or equivalent certification
* Proficiency in Terraform, AWS CDK, or CloudFormation
* Experience with Ansible for configuration management
* Strong scripting skills (Python, PowerShell, Bash)
* ITIL Foundation Certification or experience with ITIL‑based environments
Clearance Requirements
* StartBPSS clearance
* SC clearance (must be UK citizen and based in UK for duration)
* Must have, or be able to obtain, a UK SC clearance
Pay Range
£47,600.00 – £61,000.00
Benefits
* Contributory Pension Scheme
* Private Medical Insurance
* 33 days Annual Leave (including public and privileged holidays)
* Access to Flexible benefits (life assurance, health schemes, gym memberships, annual buy and sell holidays, cycle to work scheme)
* Flexible Working Scheme
Equal Opportunity Employment
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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