Senior Network Engineer, I

Department:

We are Walker & Dunlop.  We are one of the largest providers of capital to the commercial real estate industry, enabling real estate owners and operators to bring their visions of communities — where people live, work, shop, and play — to life. We are committed to creating meaningful social, environmental, and economic change in our communities.

Department Overview

WDTech is W&D’s in-house technology team – a group of collaborative and highly skilled technology professionals, all of whom are leading experts in real estate data, data science, and technology.

WDTech Engineering builds solutions that impact not only our products but also the people and processes across our organization. A commitment to innovation and a passion for disrupting the old-fashioned real estate industry are our highest priorities.  

The Impact You Will Have

The Senior Network Engineer, I is responsible for the analysis, installation, configuration, maintenance, security, and support of the enterprise-wide LAN, WAN, wireless, and network security infrastructure. This role ensures network availability, reliability, and performance align with business requirements. The position requires strong technical expertise in monitoring, securing, and maintaining a complex enterprise network environment.

Primary Responsibilities

• Provide Tier I–III support for LAN/WAN-related issues.

• Configure, administer, and maintain Cisco networking technologies, including routers and switches supporting critical business applications.

• Configure and manage firewall policies and threat protection using Cisco Firepower Threat Defense (FTD) and Firepower Management Center (FMC).

•  Design, implement, and maintain secure network access using Cisco Identity Services Engine (ISE).

• Deploy and support zero-trust network access solutions using Cisco Secure Access.

• Manage and execute network-related projects, ensuring alignment with industry best practices and standards for scalability, security, and performance.

• Lead troubleshooting efforts, including diagnosis, resolution, escalation, and implementation of workaround solutions.

• Provide advanced technical support and mentorship to peers and internal teams.

• Participate in an on-call rotation to support operational and project-related needs.

• Track, analyze, and remediate vulnerabilities identified by the Information Security team.

• Perform other duties as assigned

Education and Experience

• Bachelor’s degree in Information Technology, Computer Science, or a related field, or equivalent professional experience.

• 7+ years of experience as a Network Engineer in a mid- to large-scale enterprise environment.

• Active CCNA certification or equivalent technical experience preferred.

• Experience working with Cisco networking technologies, including routing, switching (Catalyst), and ISR/ASR routers.

• Experience supporting network security technologies, including Cisco Identity Services Engine (ISE), Cisco Firepower Threat Defense (FTD/FMC), and zero-trust access solutions (Cisco Secure Access).

• Experience implementing network security controls such as 802.1X authentication, network segmentation, and network access control (NAC).

• Experience troubleshooting and supporting complex enterprise network environments.

Knowledge, Skills and Abilities

• Strong knowledge of enterprise Cisco network architecture across LAN and WAN environments.

• Knowledge of firewall technologies, including Cisco FTD and Cisco ASA.

• Understanding of zero-trust network access concepts and security best practices.

• Knowledge of Cisco Enterprise Wireless, Cisco Meraki, or other enterprise wireless solutions.

• Ability to design scalable, secure, and highly available network solutions.

• Strong problem-solving and analytical skills with the ability to diagnose complex technical issues.

• Effective verbal and written communication skills, including technical documentation and diagramming.

• Customer-focused mindset with a commitment to quality and continuous improvement.

• Ability to work independently and collaboratively in a fast-paced environment.

• Willingness to participate in an on-call rotation and travel domestically up to 25% as needed.

• Ability to show ownership of your work, take on challenges and acknowledge growth opportunities, and demonstrate patience when learning new processes

• Courtesy, respect, and thoughtfulness in teaming with colleagues and other stakeholders

This position has an estimated base salary of $135,000 - $150,000 plus a discretionary bonus. An employment offer is based on the applicant’s relevant work experience, applicable knowledge, skills, abilities, internal equity, and alignment with market data.

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What We Offer  

• The opportunity to join one of Fortune Magazine’s Great Places to Work winners from 2015-2023 

• Comprehensive benefit options* that have earned Walker & Dunlop the silver level of the 2022 Cigna Healthy Workforce Designation™, some of which include:
    - Up to 83% subsidized medical payroll deductions
    - Competitive dental and vision benefits
    - 401(k) + match
    - Pre-tax transit and commuting benefits
    - A robust health and wellness program – earn cash rewards and gain access to resources that
      promote health, engagement, and balance
    - Paid maternity and parental leave, as well as other family paid leave programs
    - Company-paid life, short and long-term disability insurance
    - Health Savings Account and Healthcare and Dependent Care Flexible Spending 

• Career development opportunities 

• Empowerment and encouragement to give back – volunteer hours and donation matching 

 
*Eligibility may vary based on average number of hours worked 

EEO Statement

We are committed to equity in all steps of the recruitment and employment experience. We believe in equal access to opportunities in our workplace. We do not tolerate discrimination, including harassment, based on any characteristic protected by applicable law, such as race, color, national origin, religion, gender identity, sexual orientation, sex, age, disability, veteran or military status, and genetic information, or any other characteristic protected by applicable law. We strive to be a safe place to ask questions, build professional relationships, and develop careers.

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Please be wary of recruitment scams. An indication of a scam might be a request for sensitive or bank information at the time of application or emails coming from a non walkerdunlop.com email address. Please call us at 301.215.5500, if you have any concerns about information requested during or after the application process.

Fair Chance Hiring

Background checks, including any questions related to infractions, arrests, or conviction records, will not be conducted until after a conditional offer of employment has been accepted. We will consider for employment qualified applicants regardless of arrest and conviction records, in accordance with federal, state, and local laws.