Snr Spec: Infrastructure Solutions Design at Liberty Group South Africa

Purpose

• To create infrastructure solutions designs focusing on the AWS Cloud  domains including IaaS, PaaS, compute, storage, databases and automation services. These infrastructure (technology) solution designs must address the business and IT requirements of the organisation in line with the well-architected principles and IT strategy thereby maximizing the strategic use of Liberty’s IT investment.
• This is an opportunity for someone with extensive experience in the AWS Cloud  domain who is either working in the solutions design/architecture space or an experienced engineer who wishes to become an AWS  solutions designer/architect.

Key Responsibilities

• To determine the current state and design the “to be” infrastructure solutions for business and IT projects with a focus on the AWS domains and including Cloud security, HA/DR, BACKUPS, business continuity and incident management.
• To evaluate and select appropriate cloud services where existing technologies are unable to fulfil the business or IT requirements or where technologies are reaching end-of-life/support.
• To determine the costs associated with the proposed solutions designs
• To produce clear and concise technical documentation which is in line with the solutions design standards and are comprehensible by all relevant stakeholders. This includes capturing of the designs in the iServer design repository and producing the build docs.
• To obtain approval for the solutions from business and IT stakeholders and Design Authority.
• To work collaboratively with other areas within Liberty's Enterprise- and Solution Architecture, Infrastructure Solution Design and IT Operations/Security teams to ensure that all solutions are complete, operable, conform to business processes and meet the business needs with the agreed quality of service.
• Design of the Liberty AWS platform (landing zone) - Control Tower.

Additional Key Responsibilities

• To participate in proof of concepts for new technologies or extensions to existing technologies
• To verify that the implementation complies with the solution design
• To stay abreast of new technologies that will benefit Liberty especially in the security and network security domains by conducting research, engaging with vendors and attending training/conferences and presentations
• To demonstrate technology innovation and/or exploitation of the existing Liberty stack
• To provide SME consultation to support business and the i&o division
• Design and maintenance of the Liberty AWS platform (landing zone) - Control Tower
• Build and maintain CloudFormation scripts
• Apply the CloudFormation scripts via CI/CD pipelines
• Leading SAFe demos, retrospectives and sprint planning on Azure DevOps

Minimum Experience

• 3 - 5 years experience in a similar environment, 2 years AWS experience,  of which 1 -2 years at a junior specialist level.
• Experienced in API development (specifically JSON/YAML).
• Understanding of API development (specifically JSON/YAML)
• In-depth understanding of cloud networking- and security layers
• Understanding of CloudFormation scripts and CI/CD pipelines
• In-depth understanding of AWS cloud licencing, billing and administration
• In-depth understanding of cloud networking- and security layers (E.g. being able to script the deployment of a component or a service with the necessarily network- and security requirements

Minimum Qualifications

• Bachelor`s Degrees and Advanced Diplomas [NQF Level 07] in Information Technology and Computer Sciences.