Engineer

Main responsibilities

• Fully maintain the production postilion the companies systems, ensuring maximum availability & uptime as per the agreed service level agreements
• Configuration of system parameters & implementing system changes as per business change control procedures
• Supporting the operation and monitoring of the production systems
• Ensure the companies systems are fully pci compliant and all re-occurring security tasks (e.g. Encryption key changes) are performed in a controlled manner
• Attending to and resolving customer queries and issues
• Provide technical support to the client services & operations teams around the companies issues
• Assist operational teams in preparing environment for maintenance procedures (os patching) by re-routing transaction traffic to backup\secondary systems
• The companies software installations and configurations
• Ensuring all system documentation, relating to the the companies environment (operational, technical & bc\dr) is accurate & up to date
• Defining the operational routines applicable for the systems deployed to deliver the service, and authorising any changes to them
• Allocating and assigning fault calls to technical support staff/3rd parties and prioritising, expediting and escalating resolution
• Defining service performance metrics and monitoring and reporting of them to management and customers as appropriate
• Undertaking capacity planning exercises to ensure the systems are capable of delivering the contracted services
• Specifying new system requirements to deliver new services
• Defining, reviewing and testing the disaster recovery plans necessary for business continuity
• Assisting with the implementation of both internal and customer-driven projects
• Performing the companies application testing for new internal/external requirements
• Work with qa team to ensure appropriate test strategies are in place for all postilion changes

Key Skills
• Exceptional knowledge and experience with both the companies & ecommerce payment systems
• Excellent knowledge and experience of aci’s postilion the companies transaction switch suite
• Good knowledge and experience with postilion configserver and terminal software (esocket.pos)
• Experience and knowledge of payment card technologies (emv, magnetic stripe & contactless) and card types (debit, credit, pre-paid and gift cards)
• Understanding and experience of payment clearing and settlement functions through reconciliation processes
• A good level of understanding of lan and wan based network technologies, including tcp\ip & udp/ip
• Knowledge and understanding of it security techniques (encryption, hashing, tokenization) and industry standard protocols (ssl, ipsec)
• Good understanding of the payment card industry and payment application data security standards relating specifically to payment systems and environments
• Experience with administering microsoft windows server environments
• Knowledge of administration and maintaining ms sql databases
• Excellent analysis, identification and problem resolution skills.
• Ability to troubleshoot problems in a logical and disciplined manner
• Excellent verbal and written communication skills, both internally and with customers.
• Ability to document activities, problems and procedures clearly, accurately and concisely
• Ability to manage towards defined goals and milestones
• Ability to effectively plan, prioritise and multi-task in a complex operational environment without sacrificing work output or quality
• Disciplined, with a close attention to detail
• A demonstrated ability to work under pressure and to tight deadlines preferably in a 24x7 real-time operational server environment
• Ability to manage 3rd party suppliers to ensure that they are managed effectively
• A motivated, pro-active, self-starter with a success-orie