LTG - Sr Network Engineer

Senior Network Engineer

Summary of Position:

The Senior Network Engineer is responsible for the design, implementation, and optimization of the organization's enterprise network, with a focus on integrating Secure Access Service Edge (SASE), harmonizing Software-Defined Wide Area Network (SD-WAN), Local Area Network (LAN), and managing multi-cloud networking environments, particularly in Microsoft Azure and Amazon Web Services (AWS). This role aims to modernize the network infrastructure by reducing reliance on MPLS circuits while ensuring high availability, security, and performance. The Senior Network Engineer will collaborate with various teams to support network operations, lead critical projects, and drive continuous improvement initiatives.

Principal Duties and Responsibilities:

Network Design and Implementation:

• Design, implement, and manage SASE solutions to enhance network security and optimize cloud connectivity.
• Harmonize SD-WAN deployments across multi-cloud environments, including Azure and AWS, ensuring seamless integration with existing infrastructure.
• Lead efforts to reduce MPLS circuits, transitioning to more cost-effective and flexible network architectures that leverage modern technologies.
• Design, implement, optimize and manage Local Wired and Wireless Area Network solutions.
• Collaborate with the architecture team to transition network designs into production environments, ensuring alignment with organizational goals.

Operations and Support:

• Provide Tier 3 engineering support during critical operational incidents, ensuring quick resolution and minimal downtime.
• Maintain and optimize the current network infrastructure, including switches, routers, wireless access points, firewalls, and load balancers.
• Monitor network performance using enterprise-grade tools, proactively identifying and resolving issues to maintain 99.99% uptime.
• Participate in the management of enterprise firewalls, administering rules and filters to maintain a secure network environment.
• Support the deployment of network equipment for office buildouts, both domestically and internationally, ensuring consistent network standards.

Security and Compliance:

• Conduct security audits of the network system, implementing enhancements to improve the overall security posture.
• Ensure network compliance with PCI and SOX regulations, collaborating with security teams to maintain audit readiness.
• Test and maintain disaster recovery setups, ensuring the network can recover swiftly from any disruptions.

Cloud and Multi-Cloud Networking:

• Oversee the integration and management of multi-cloud networking, focusing on Azure and AWS environments.
• Optimize cloud connectivity and performance, leveraging SD-WAN and SASE to enhance the organization's cloud strategy.
• Build and maintain the Network DevOps environment and pipelines to streamline cloud network operations and reduce manual intervention.

Process Improvement and Standardization:

• Develop and enforce Standard Operating Procedures (SOPs) for network operations, driving operational excellence and consistency.
• Lead initiatives for process improvement, including the standardization of network configurations and the adoption of best practices.
• Stay current with emerging networking technologies and recommend innovations that align with organizational goals.

Education and Experience Requirements:

• Education: Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent work experience.
• Experience: 7+ years of relevant work experience in network engineering, with a focus on enterprise networks, SD-WAN, and cloud networking.
• Certifications: Certifications such as Cisco CCNP, AWS Certified Advanced Networking, Azure Network Engineer Associate, or similar are preferred.

Skills and Expertise:

• Networking Technologies: Extensive experience with SASE, SD-WAN, multi-cloud networking (Azure, AWS), and reducing MPLS circuits.
• Cloud Networking: Strong understanding of cloud networking and DevOps principles, including integration and management of Azure and AWS environments.
• Security: In-depth knowledge of network security best practices, including firewall management, security audits, and compliance (PCI, SOX).
• Performance Optimization: Proven ability to optimize network performance, using tools to monitor and enhance network availability and reliability.
• Technical Proficiency: Expertise in Cisco/Meraki, F5 and other cloud native load balancers, IP fundamentals (IPv4/IPv6), and wireless networking technologies (WLAN, WWAN).
• Problem-Solving: Strong analytical and troubleshooting skills, with the ability to resolve complex connectivity issues and improve network efficiency.

Personal Attributes:

• Leadership: Ability to lead projects and collaborate effectively with cross-functional teams, driving results and fostering innovation.
• Communication: Excellent written and verbal communication skills, with the ability to translate technical concepts for non-technical stakeholders.
• Customer-Focused: Service-minded approach, ensuring a high level of customer satisfaction and responsive support.
• Adaptability: Ability to work in a fast-paced, dynamic environment, adapting to new challenges and technologies.

Additional Requirements:

• Project Management: Experience in project management, with the ability to plan, execute, and oversee network projects from conception to completion.
• Travel: Willingness to travel as needed to support network operations and deployment projects.

This role is critical in modernizing the organization’s network infrastructure, enhancing security, and optimizing performance across on-premises and cloud environments. If you are a seasoned network engineer with a passion for innovation and a strong technical background, we encourage you to apply.

Physical Requirements

This is primarily a sedentary office position which requires the incumbent to have the ability to operate computer equipment, speak, hear, bend, stoop, reach, lift, and move and carry up to 25 lbs. Finger dexterity is necessary. 10-20% of travel is required.

This description outlines the basic responsibilities and requirements for the position noted. This is not a comprehensive listing of all job duties of the Associates. Duties, responsibilities and activities may change at any time with or without notice.

Life at Lennar

At Lennar, we are committed to fostering a supportive and enriching environment for our Associates, offering a comprehensive array of benefits designed to enhance their well-being and professional growth. Our Associates have access to robust health insurance plans, including Medical, Dental, and Vision coverage, ensuring their health needs are well taken care of. Our 401(k) Retirement Plan, complete with a $1 for $1 Company Match up to 5%, helps secure their financial future, while Paid Parental Leave and an Associate Assistance Plan provide essential support during life's critical moments. To further support our Associates, we provide an Education Assistance Program and up to $30,000 in Adoption Assistance, underscoring our commitment to their diverse needs and aspirations. From the moment of hire, they can enjoy up to three weeks of vacation annually, alongside generous Holiday, Sick Leave, and Personal Day policies. Additionally, we offer a New Hire Referral Bonus Program, significant Home Purchase Discounts, and unique opportunities such as the Everyone’s Included Day. At Lennar, we believe in investing in our Associates, empowering them to thrive both personally and professionally. Lennar Associates will have access to these benefits as outlined by Lennar’s policies and applicable plan terms.

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Lennar is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws.