Jamie Lennox

Enthusiastic SC cleared Platform Engineer eager to contribute to team success through hard work, attention to detail and excellent organisational skills. A clear understanding of Cloud Technologies and modern DevSecOps practices with over eight years in the Platform Engineering space. Motivated to learn, grow and excel in any sector.

Education:

Level 4: Advanced Apprenticeship - QA - Telford, TFW. May 2012 - May 2013

HNC: Game and Interactive Media Design - Langside College - Glasgow. Sep 2009 - Jun 2011

Previous Experience:

Lead Platform Engineer
Capgemini - Home Office, Croydon, LND. Mar 2021 - (Aug 2023)

  • Liaised with Senior Leadership Team to create migration plans, backlogs and architectural diagrams.

  • Extended AWS Terraform Provider to include Network Manager.

  • Led team of Network/Platform Engineers to develop and deploy multi-account AWS network migration from 150 Peering Connections to transit Gateways.

  • Implemented test framework to automate acceptance testing of the Terraform networking code.

  • Conducted weekly demos to Senior Leadership Team and wider Home Office Stakeholders.

  • Engaged with six departments across various security boundaries to ensure compliance and network resiliency.

  • Participated in continuous improvement by generating suggestions, engaging in problem-solving activities to support teamwork.

  • Prepared a variety of techniques and non-technical documentation to both support Leadership and Support Teams.

Lead Platform Engineer
Capgemini - Valuations Office Agency, Worthing. Nov 2020 - Mar 2021

  • Produced PoCs utilising various technologies such as Azure API Management, PowerApps, Functions, SQL Server and AD.

  • Unskilled Engineers in testing methodologies, deployment strategies, ConcourseCI, Hashicorp Vault and Kubernetes.

  • Migrating existing manual jobs into ConcourseCI jobs, later migrating these into Azure DevOps.

  • Assisted manual testing team to automate their runbooks using Azure DevOps and Selenium.

  • Engaged with Engineering Team to migrate their small applications into Azure Functions and PowerApps, saving client a considerable amount of money and effort on maintaining infrastructure.

Lead DevSecOps Engineer
Capgemini - Croydon/Salford. Feb 2018 - Nov 2020

  • Architected and configured inspection layer to secure boundary controls.

  • Benchmarked and remediated security risks across the platform to meet departments’ strict security compliance.

  • Designed, developed and maintained a Hybrid Cloud network topology using Terraform and GitLab-CI.

  • Liaised with Government Security Agencies to run Penetration Tests and accredit the platform before go-live.

  • Worked with Release and Development teams to streamline application deployments into Kubernetes, speeding up feedback loop from several days to hours.

  • Designed network for Big Data in AWS and on-premises.

  • Implemented cost savings for cleaning up erroneous cloud resources each evening, saving over £10,000 per month.

  • Improved communication between development teams and key stakeholders such as Architects and Release Managers.

  • Assisted Scrum Masters with refining and prioritising backlog items that were key to platform integrity.

Lead Platform Engineer
Capgemini - HMRC, Southend-on-sea. Jun 2017 - Feb 2018

  • Worked with the CTO to create draft architecture diagrams that would drive different implementations of the solution.

  • Produced the initial three-month backlog to enable forecasting and future resourcing requirements.

  • Engineered demonstrators from various architectural diagrams and benchedmarked against existing application design, using technologies such as AWS ECS, Beanstalk and Kubernetes.

  • Created job specifications against the future roadmap and required skills.

  • Worked with the CTO to select the technology stack with documented rationale and benchmark statistics.

  • Developed and maintained relationships with key stakeholders within HMRC and their suppliers.

Lead Platform Engineer
Capgemini - Bank of Ireland, Dublin, Ireland. Oct 2016 - Jun 2017

  • Deployed Mulesoft AnyPoint Platform into an on-premises environment (Microsoft Azure Stack).

  • Created Puppet Modules to deploy the Mulesoft AnyPoint Platform to aid the support team.

  • Ran knowledge Transfer sessions on Puppet, GoCD, Mulesoft AnyPoint Platform and Mulesoft ESBs to the support team based in India.

  • Delivered training to 50 stakeholders on CI/CD best practices and demo deployments in GoCD.

  • Implemented Mutual TLS between all components and parties within the platform.

  • Completed a three-month work order within two sprints.

  • Created and developed PostgreSQL cluster to Development and Production environments.

Platform Engineer
Capgemini - Nuclear New Build, Telford, Shropshire. Jan 2014 - Oct 2016

  • Took over day-to-day responsibilities from a lead Platform Engineer.

  • Refactored Puppet modules from Puppet 2 to Puppet 3 and implemented role/profile architecture.

  • Created Nginx instances to inspect and proxy traffic to the integrations.

  • Conducted Mutual TLS training for suppliers who required it.

  • Liaised with 500 different suppliers who required integrating into the Mulesoft Platform, organising onboarding dates and distributing documentation.

  • Engineered a self-service model by leveraging Rundeck and Terraform to create jobs on the fly to build out and reconcile Mulesoft ESB and RabbitMQ instances.

  • Redesigned AWS Network to accommodate client VPNs to restrict access to instances.

  • Developed CI/CD Pipelines using GoCD to ensure environment consistency and reduce costs by destroying environments after successful acceptance tests.

Assistant Project Manager
Capgemini - Glasgow Community Safety Service. Oct 2013 - Jan 2014

  • Managed all project members' activities, ensuring that all deliverables were clearly understood and highlighting all deviations to the team members involved.

  • Attended all client meetings, took minutes and created all draft reporting points raised and actions required.

  • Created wireframes of the CCTV and Traffic Systems, showing their interactions based on the Systems Architects' designs.

  • Delivered high level of service to clients to both maintain and extend relationship for future business opportunities.

  • Adjusted project plans to account for dynamic targets, staffing changes and operational specifications.

Application Consultant
Capgemini - Scottish Water, Glasgow. May 2012 - Oct 2013

  • Implemented software packages, testing of a new system and compiled auditing data for PWC

  • Took responsibility for the client's coding standards and approved new scripts

  • Executed reports and scheduled daily tasks through UNIX

  • Communicated with clients on consistent basis to achieve requirements.

Jamie’s Certifications

Hashicorp Certified: Terraform Associate - May 2023

CKA: Certified Kubernetes Administrator - Oct 2022