Chalmer Lou-Hing

Mobile: 07944 214420 email: [email protected]

PROFILE

Dynamic and AWS-certified Cloud Operations Engineer with a proven ability to design, build, and deploy cutting-edge Cloud-based solutions. Equally proficient in roles as a Platform Engineer and Infrastructure Engineer, with a robust foundation in security practices. Specializing in the implementation of innovative and secure cloud-hosted services, I bring a wealth of knowledge and hands-on experience in service implementation and delivery, leveraging AWS as a service platform. Committed to optimizing efficiency and ensuring top-notch security, I am poised to contribute expertise and drive success in cloud-based environments.

EXPERIENCE

Senior Cloud Operations Engineer Shell Energy Retail Ltd/Oct22-Feb24

As a key member of the Cloud Centre of Excellence (CCoE) Infrastructure Team, I have spearheaded the adoption of Infrastructure as Code mindset within this specialized team, facilitating the seamless deployment of infrastructure artifacts. In this capacity, I serve as the point of contact for Project Teams, taking a lead role in comprehending network requirements and orchestrating the deployment of network rules to facilitate the smooth flow of essential messages.

• Infrastructure as Code Champion: Cultivated an Infrastructure as Code (IaC) mindset within the CCoE Infrastructure Team, streamlining and enhancing the deployment of infrastructure artifacts.
• Project Collaboration: Act as the liaison between the Infrastructure Team and Project Teams, ensuring a comprehensive understanding of network requirements and overseeing the subsequent deployment of network rules to accommodate essential message flow. Blue Prism, boasting the application of artificial intelligence is one such project where I co-ordinated and implemented platform readiness activities.
• Efficient Issue Resolution: Proactively respond to Jira tickets, predominantly addressing Business as Usual (BAU) requests for a diverse range of infrastructure changes, ensuring timely and effective solutions.
• Subject Matter Expertise: Established as a Subject Matter Expert for the Pulse Secure Network Load Balancer, where I play a pivotal role in implementing rules for virtual traffic managers, contributing to the overall efficiency and security of the network infrastructure. Recognised as the expert in AWS Security Hub by co-ordinating remediation activities for relevant alerts at code level and ensuring repository owners meet similar requirements.

Senior Cloud Platform Engineer Shell Energy Retail Ltd/Oct21-Oct22

In my role as a Senior Cloud Platform Engineer, I played a pivotal role in advancing Shell Energy Retail’s cloud infrastructure through the development of Terraform code, embracing the Infrastructure as Code paradigm for efficient and scalable resource deployment.

• AWS Security Hub Implementation: Led the Terraform deployment of AWS Security Hub, successfully covering the entire Shell Energy Retail estate. Subsequently, orchestrated the remediation of identified security findings, contributing to the enhancement of overall security posture. Goto person for Security Hub remediation, co-ordinating the allocation of remediation efforts across teams ensuring findings are resolved at code level and through the stack.
• Git Repository Development: Engineered a robust Git repository specifically tailored for the deployment of S3 buckets using Terraform. This strategic initiative not only centralized configuration management but also empowered the specification of storage types and other properties. Furthermore, it enforced best practice security policies, ensuring a secure and standardized deployment of this critical artifact. This was one of a number of similar efforts where I led the development of sophisticated Terraform code, optimizing the deployment of resources and promoting the adoption of Infrastructure as Code principles across the organization.
• Innovative Solutions: Continuously sought and implemented innovative solutions, ensuring that the deployment processes were not only efficient but aligned with industry best practices, contributing to a more robust and secure cloud infrastructure.

Senior Technical Engineer Shell Energy Retail Ltd/Jan20-Oct21

As a key member of the Engineering team, I played a pivotal role in the AWS Cloud migration project, employing a strategic approach to categorize resources and implement diverse migration strategies. This involved orchestrating Lift and Shift processes utilizing CloudEndure, automating workflows with Terraform, and constructing resources manually within the AWS Cloud environment.

• Strategic Cloud Migration: Engaged extensively in the AWS Cloud migration project, actively contributing to the engineering team’s efforts. Spearheaded the categorization of resources and implemented migration strategies tailored to each, encompassing Lift and Shift methodologies with CloudEndure, automated deployments through Terraform, and manual construction within AWS Cloud.
• Specialized Cloud Migration Leadership: Led the successful deployment of the Energy Trading System Contigo, a distinctive and complex cloud migration project. Demonstrated a technology-agnostic skillset by deploying Windows-based application servers with a Microsoft SQL Server backend. This achievement underscored my ability to navigate diverse technical landscapes and deliver solutions with precision.
• Technology-Agnostic Skillset: Showcased a versatile and technology-agnostic skillset, ensuring the seamless deployment of the Energy Trading System Contigo. Managed the intricacies of a Windows-based application server with a Microsoft SQL Server backend, highlighting adaptability and proficiency in diverse technological environments.

Senior DevOps Engineer HMRC/Mar19-Aug19:

The main objective of the Role is to make available a build pipeline for HMRC development environments on AWS infrastructure.
Sitting within the Application LifeCycle Management (ALM) Project, the role is principally to furnish the HMRC Development estate with a suite of tools to allow development teams to work in an Agile fashion. These tools include Gitlab, Jenkins, Atlassian products - Jira and Confluence, and Jfrog products - Artifactory and Xray – all deployed with ELK stack functionality baked-in as part of the core AMI. Particularly responsible for Atlassian and Jfrog products with a remit to provide subject matter expertise with respect to implementation and configuration.

DevOps Engineer - Capital One/Jul14-Dec18:

Using Agile methodology this innovative FinTech leader strives for world class status with a disruptive approach to product and service development. The DevOps Engineer’s role takes the lead in standing up services as proposed by Feature Teams in orchestrating resources such as VM platforms hosting Linux environments, storage, security and developer teams to deliver production ready services fit for purpose:

• Lead Platform Engineer responsible for the build, implementation and deployment of a Master Data Management project utilising Abinitio’s Extract Tranform and Load offering. First Capital One U.K. project to use Open Source Apache Tomcat instead of Oracle Weblogic as application server of choice. Overall tasks includes build environments, configure and deploy infrastructure through to complete implementation.  Subtasks typically involve System provisioning & automation, monitoring, metrics, scalability, security and hardening.
• API centric - heavily involved in building out services in the move towards API centric architecture initially with on-premises VM environments but laterly to the Cloud. This presented the opportunity to move away from proprietary monolithic application servers to lightweight open source solutions. One of the first DevOps Engineers in CapitalOne U.K. to stand up docker-supported services hosting API’s for Customer Payment Plans.  Specific diligence to security and overall service availability and monitoring.
• AWS - Active push towards Cloud based services requires deep knowledge of AWS offering and ability to stand-up instances in keeping with standards for provision of services to the Cloud. Strong security slant employing OWASP’s position on Web Application security with strong familiarity on penetration testing and best practice as advocated by this prestigious security foundation.

DevOps Specialist - WorldPay/Mar13-Mar14:

DevOps Specialist as part of the Platform Build Team, the role serves as gatekeeper for Solution Design validating what is proposed can be realised as a physical and logical entity fit for purpose. It mandated the production of deployment designs for various suites of Oracle products such as Webcenter and Content Management which have unique clustering requirements in order to deploy a highly available resilient environment.

EDUCATION AND QUALIFICATIONS

Bachelor of Science Degree, Computer Science. DeVry Institute of Technology, Dallas/Texas.

Accreditation:

Solutions Architect Associate – October 2017

Tech

• [Amazon Web Services] - Certified SAA since October 2017
• [Infrastructure as Code] - Hashi Corps’s Terraform
• [Pulse Secure] - Ivanti’s development of Zeus Traffic Manager
• [Artifactory and Xray] - JFrog’s artefact repository and scanning products
• [Django] - Python Web Framework for application development
• [Linux] - All flavours - Redhat; Ubuntu Amazon Linux2; Suse
• [Windows] - (and) Other Operating Systems