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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Design Engineer - **Company:** GDH Consulting - **Location:** Dallas, TX, United States - **Experience:** Expert - **Salary:** $110,240.0 - $114,400.0 - **Contract:** Permanent contract - **Skills:** Big Data, Data Centers, Distributed Systems, Python (Programming Language), Network Architecture, Network Planning and Design, Software Architecture, Ansible, Wide Area Networks, System Availability, Routing & Switching, Open Network Automation Platform, Cisco - **Published:** July 14, 2026 - **Apply:** https://www.disabledperson.com/jobs/73633779-design-engineer ## About the Role * 10+ years of hands-on experience in enterprise network engineering with a focus on design. * Proven experience designing and implementing large data centers, data center migrations, and enterprise LAN/WAN environments. * Strong expertise in VXLAN/EVPN fabric design and spine-leaf architectures. * Ability to clearly articulate design principles, trade-offs, and architectural decisions. * Extensive experience working in multi-vendor environments, particularly with Arista EOS and Cisco platforms. * CCIE certification (Data Center, Routing & Switching) or equivalent expert-level certification preferred. * Advanced Arista certifications (e.g., L4 or higher) desirable. * Exposure to network automation tools such as Ansible, Python, or templated design approaches is a plus. * Excellent design documentation and stakeholder communication skills. * Ability to work effectively in complex, regulated, or mission-critical enterprise settings. * Must be available for full-time, first shift / Eastern Time work schedule. ## Description A Network Design Engineer is responsible for designing and delivering large-scale enterprise network infrastructure solutions. This senior-level position focuses on data center and enterprise network architecture, working collaboratively with implementation teams and stakeholders to ensure scalable, resilient, and well-documented network solutions. The role requires a deep technical expertise combined with strong communication skills to support complex data center environments and large network migrations., * Design and validate large-scale data center network architectures, including VXLAN-based spine-leaf fabrics (EVPN). * Develop High Level Designs (HLDs) and Low-Level Designs (LLDs) aligned with enterprise standards and business requirements. * Lead or participate in data center build-outs, technology refreshes, and migration initiatives. * Design and support enterprise LAN/WAN architectures across distributed environments. * Prepare detailed Bills of Materials (BOMs) and implementation guidelines for network deployment. * Review and validate network designs through technical discussions and design reviews. * Work across multi-vendor environments, notably with Arista and Cisco platforms, ensuring compatibility and performance. * Apply principles of routing, switching, resiliency, high availability, and scalability to design solutions. * Ensure network designs meet security, operational, and compliance standards. * Collaborate with implementation, operations, vendor, and architecture teams to translate requirements into technical solutions and documentation. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Dev & Test in the Cloud? 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