Senior Network Engineer

Job Title:

Senior Network Engineer
Reference No.: 5051

DAL

Location:

Dallas
Work Type:
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 effective technical resolution, knowledge transfer, and skills development at all levels across the technology team. It also works as part of the global Network Communications team, involved in the design, implementation, commissioning, and decommissioning of new and existing infrastructure.

The position is responsible for the infrastructure and life cycle of designated platforms on a global basis, including commissioning, ongoing maintenance, issue resolution, and change control while ensuring the platform has sufficient capacity, performs as required, and is available throughout its existence.

The Senior Network Engineer provides and demonstrates technical leadership across a broad range of technology areas, implementing best‑practice solutions across the firm. In addition to establishing and executing internal infrastructure roadmaps, the engineer interacts with other members of the engineering team to ensure proactive capacity planning and appropriate contingency/recovery plans are maintained.

• Define strategies, directions, and specific progression plans for assigned technology platforms and services.
• Design, implement, and maintain the firm’s WAN, LAN, Enterprise WLAN, and Voice networks in a multi‑region environment.
• Assist in the design, planning, implementation, commissioning, decommissioning, and review of proposed solutions and changes, advising on compatibility, security, and availability.
• Complete regular audits, review, and document the infrastructure where required.
• Provide input to disaster recovery plans and support during disaster recovery tests.
• Offer advice and guidance on availability and capacity issues related to the network infrastructure.
• Contribute information and data needed for periodic reviews with third‑party vendors to ensure compliance with agreed processes, procedures, and SLAs.
• Author and maintain documentation related to network services, such as topology diagrams, IP lists, and asset lists.
• Liaise with third‑party vendors where required.
• Help develop annual program portfolio components and associated budgetary proposals.
• Provide mentorship and coaching to technology team members, ensuring knowledge transfer across the team.
• 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 third‑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, 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
• Familiarity 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 proficiency in network protocols and design.
• Knowledge of WAN optimization solutions.
• Proficient in infrastructure architecture with a sound understanding of the frameworks and principles that underpin networks, systems, equipment, and resources.
• Deep understanding of Ethernet LAN technologies and widely used WAN protocols, including SD‑WAN.
• Cisco accreditation (CCNA/CCNP/CCIE) is essential.
• Preferential consideration for candidates with experience in a similar role within a law firm and/or professional services environment.
• Understanding of project management methodologies such as PRINCE2 is also preferred.

We offer excellent benefits, competitive compensation, and the opportunity to work in a professional, collaborative work environment.

Squire…