Senior Network Engineer

Senior Network Engineer – 5051

DEN – Denver – Full Time

Reporting to the Network Communications Manager and working with other Technology Managers, the Senior Network Engineer provides technical services to the IT teams, business end-users, and IT Managers. This role ensures that effective technical resolution, knowledge, transfer and skills development exists at all levels across the technology team. This role also works as part of the global Network Communications team, involved in the design and implementation, commissioning and decommissioning of new and existing infrastructure.

The Senior Network Engineer position is responsible for the infrastructure and the life cycle of the designated platforms on a global basis. This includes the commissioning, ongoing maintenance, issue resolution and change control while ensuring the designated platform has sufficient capacity, performs as required and is readily available throughout the platform's existence.

The Senior Network Engineer will provide and demonstrate technical leadership across a broad range of technology areas, providing best practice implementation of the technology utilized throughout the firm. In addition to establishing and executing internal infrastructure roadmaps, the individual will interact with other members of the engineering team to ensure proactive capacity planning, appropriate contingency/recovery plans are in place and maintained accordingly.

• Define strategies, directions and specific progression plans for assigned technology platforms and services.
• Design, implement and maintain the firm's Wide Area Network (WAN), Local Area Network (LAN), Enterprise Wireless (WLAN) and Voice networks in a multi-region environment.
• Assist in the design, planning, implementation, commissioning and decommissioning and review of proposed solutions and changes, advising accordingly in the areas of compatibility, security and availability of the assigned technology platforms.
• Complete regular audits, review and document the infrastructure where required.
• Provide input to disaster recovery plans and support during disaster recovery tests.
• Provide advice and guidance on availability and capacity issues related to the network infrastructure.
• Contribute information and data that may be required for periodic reviews with 3rd Party vendors to ensure compliance with agreed processes, procedures, and Service Level Agreements.
• Author and maintain documentation related to network services, such as topology diagrams, IP lists, asset lists.
• Liaise with 3rd party vendors where required.
• Assist in the development of various annual program portfolio components and associated budgetary proposals.
• Provide mentorship and coaching to technology team members, ensuring appropriate levels of knowledge is transferred across the Technology team to support and assist the assigned technology platforms.
• Establish and maintain strategic relationships with key technology providers.
• Maintain current technical knowledge and perspective required to help the overall IT team identify and leverage new opportunities.
• Provide 3rd line support for assigned technology platforms.
• Serve as a project resource for technology initiatives as assigned.

• WAN, LAN, SD-WAN, Enterprise WLAN infrastructure (Cisco, TCP/IP, SIP, VoIP, WAN, LAN, NAC)
• Cisco network design and implementation
• Cisco Security Product Suites including ASA/FTD firewall and IDS/IPS technologies.
• Detailed knowledge of common Routing and Switching protocols.
• Cisco/Mitel/UCaaS VOIP Solutions
• Familiar with Microsoft Teams
• Grounding in network security principles.
• RSA/RADIUS/AV Solutions
• Secure Internet Gateways, TMG, ISA, zScaler

• Minimum of 5 years experience in server and network administration.
• High-level of proficiency in network protocols, design.
• Knowledge of WAN optimization solutions.
• Proficient in Infrastructure Architecture with a sound understanding of the frameworks and principles on which networks, systems, equipment and resources are based.
• Deep understanding of both Ethernet LAN technologies and commonly used WAN protocols, including SD-WAN.
• Cisco accreditation (CCNA/CCNP/CCIE) is essential.
• Pr…