We are looking for an experienced Senior Network Engineer to join our global tech team in Dublin, Ireland.
The Senior Network Engineer will be part of a Global team working on key Technology Infrastructure projects aligned with Global Business strategy, within agreed parameters of time. As part of the Global Network team, you will be the technical lead for Core Networks, including Datacentre networking, DDI technologies, Cloud connectivity and Branch locations including HQ and rental locations. You will be responsible for Network architecture, design and implementation. This will include creating or updating design drawings, high-level designs, low-level designs and device configurations. Aligned with Enterprise Architecture standards and working with the Principal Network Architect, you will be working with existing and new Network technologies which add value to the Global Business and Global Technology strategy. You will ensure that service levels are maintained and continually improved, and problems with day-to-day delivery of services are minimized.

EDUCATION:

• Bachelor’s Degree in computer science, Information Systems or related field

EXPERIENCE & SKILLS

• Minimum 8-10 years of experience in Network architecture and operations.
• In-depth knowledge and experience in Networks, Routing and Firewalls, both on-premise and cloud hosted.
• Working knowledge of cloud networking, particularly AWS cloud
• Experience with routing/switching technologies (datacenters, wireless, wired, voice, video, convergence, security, remote access, load balancers, content filtering)
• Experience of DNS as it pertains to enterprise networking and public domains
• Experience of IPAM tools and processes
• Experience of cloud-hosted Network and UC technologies
• Experience in working on a diverse portfolio of projects.
• Experience of working according to ITIL processes, e.g. Incident Management, Change Management.
• Knowledge of scripting and DevOps tools as they pertain to Network configuration.
• Knowledge / experience of third-party supplier / vendor management (network products, telecommunication services, cloud technologies and professional services).
• Knowledge and experience of quality management principles and processes.
• Knowledge in deploying, operating, and maintaining various network DDI tools and systems including InfoBlox, Route 53, Active Directory, BIND etc,
• Experience in managing network management tools such as SolarWinds, Grafana
• Excellent written and oral communications skills with demonstrated commitment to producing high quality documentation.
• Ability to work well with others across many organizations including development, sales, marketing, finance, customer support, and field service.
• Professional demeanour and strong work ethic.
• Must be a Team Player.
• Must be able to interface with all levels of management and teams within the Global IT COE.
• Professional customer service focused attitude.
• Ability to identify problems, make decisions, create solutions and take actions.
• Highly self-motivated and directed with an attention to detail and strong customer service focus.
• Ability to work under pressure, managing multiple priorities to strict deadlines within a highly demanding technical environment.
• Excellent Organisational skills

• Responsible for developing the overall Network architecture and integration across core Network systems such as Cisco, Fortinet, AWS, InfoBlox, R53 to meet requirements of Technology and Business stakeholders. Consolidate and integrate the various Network systems in use into a cohesive strategy.
• Responsible technical lead on Network technologies – Working closely with other Technology teams including Project Management Office for completion of regional and global projects; ensuring Network requirements are represented in infrastructure projects; Ensure Network meets standard configuration, performance and availability requirements, including matching to the Enterprise and Strategic architectures; working as part of the Global Technology team to deliver the appropriate system architecture and infrastructure solutions to meet agreed business requirements; working within schedules, time estimates, and project plans for all deliverables; tracking own involvement for project milestones, identify problem areas before they impact the project.
• Responsible for Operational support and maintenance of the Hertz Network infrastructure including performing L3/4 troubleshooting as required; Working closely with Hertz NOC for global support concerns; contributing to RCA analysis for major incidents; Ensuring proper maintenance coverage for all network systems. Provide guidance and operational support documentation to NOC and L1/L2 teams
• Responsible for ensuring the Network infrastructure is built securely. Ensure mechanisms in place to identify and remediate vulnerabilities.
• Take a DevOps-first approach to Network configuration. Identify automation opportunities and put plans in place to implement them.
• Responsible for evaluating Network performance and capacity to ensure that the business needs are met. Maintain relationships with all relevant vendors. Ensure compliance with all technology and application standards, including all relevant regulatory corporate compliance (PCI, SOX, HIPPA, GLBA, etc…); maintaining a service management attitude, promoting best practice throughout the technology team; ensuring Service Level Commitments are met and improvement opportunities are highlighted.
• Responsible for providing regular communication of progress as required to management and stakeholders; ensure self-development plans are followed and training attended, when scheduled; coach new members of staff to ensure IT/ business expectations are met on a consistent basis; promoting existing and emerging technologies, to provide input on guidelines and roadmaps for future IT infrastructure developments.
• Provide guidance and mentorship to more junior team members as appropriate.