LTG - Sr Network Engineer

Lennar•Miami, FL

About The Position

The Senior Network Engineer designs, implements, and optimizes the organization’s enterprise network, focusing on integrating Secure Access Service Edge (SASE), harmonizing Software-Defined Wide Area Network (SD-WAN) with LAN, and managing multi-cloud networking, particularly in Microsoft Azure and Amazon Web Services (AWS). The role modernizes network infrastructure by reducing reliance on MPLS circuits while maintaining high availability, security, and performance. It collaborates with cross-functional teams, supports network operations, leads critical projects, and drives continuous improvement. The position provides Tier 3 support for critical incidents; maintains network infrastructure and security; supports domestic and international office buildouts; and helps ensure PCI and SOX compliance and disaster recovery readiness. It also builds and maintains Network DevOps environments and pipelines, develops standard operating procedures, and promotes consistent configurations and networking best practices. The role requires project management experience and willingness to travel as needed.

Requirements

Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent work experience.
At least 7 years of relevant network engineering experience, focused on enterprise networks, SD-WAN, and cloud networking.
Extensive experience with SASE, SD-WAN, multi-cloud networking in Azure and AWS, and reducing MPLS circuits.
Strong understanding of cloud networking and DevOps principles, including integration and management of Azure and AWS environments.
In-depth knowledge of network security best practices, firewall management, security audits, and PCI and SOX compliance.
Demonstrated ability to optimize network performance and use monitoring tools to improve availability and reliability.
Expertise in Cisco/Meraki, F5 and other cloud-native load balancers, IPv4/IPv6 fundamentals, and wireless networking technologies including WLAN and WWAN.
Strong analytical and troubleshooting skills, including the ability to resolve complex connectivity issues and improve network efficiency.
Ability to lead projects and collaborate effectively with cross-functional teams.
Excellent written and verbal communication skills, including explaining technical concepts to non-technical stakeholders.
Service-minded approach focused on customer satisfaction and responsive support.
Ability to adapt to a fast-paced, dynamic environment and new challenges and technologies.
Project management experience, including planning, executing, and overseeing network projects.
Willingness to travel as needed; the posting specifies 10–20% travel.

Nice To Haves

Certifications such as Cisco CCNP, AWS Certified Advanced Networking, Azure Network Engineer Associate, or similar.

Responsibilities

Design, implement, and manage SASE solutions to improve network security and cloud connectivity.
Harmonize SD-WAN deployments across Azure, AWS, and existing infrastructure.
Lead efforts to reduce MPLS circuits and transition to more flexible, cost-effective network architectures.
Design, implement, optimize, and manage wired and wireless LAN solutions.
Collaborate with the architecture team to move network designs into production in alignment with organizational goals.
Provide Tier 3 engineering support during critical operational incidents.
Maintain and optimize switches, routers, wireless access points, firewalls, and load balancers.
Monitor network performance, identify and resolve issues, and support the 99.99% uptime objective.
Administer enterprise firewall rules and filters.
Support network equipment deployment for domestic and international office buildouts.
Conduct network security audits and implement improvements.
Help ensure PCI and SOX compliance and audit readiness in collaboration with security teams.
Test and maintain disaster recovery setups.
Oversee multi-cloud networking integration and management, particularly in Azure and AWS.
Optimize cloud connectivity and performance using SD-WAN and SASE.
Build and maintain Network DevOps environments and pipelines to streamline cloud network operations.
Develop and enforce network operations SOPs and lead process improvement and configuration standardization.
Stay current with networking technologies and recommend innovations aligned with organizational goals.
Plan, execute, and oversee network projects from conception to completion.
Travel as needed to support network operations and deployment projects.