Network Engineer
TechHuman
SpringfieldFull-timeMid LevelOn-site
Job Description
We are seeking a highly skilled and technically proficient Senior Data Center Network Engineer to join our team. This role requires deep hands‑on experience designing, deploying, and supporting modern data center networks in hybrid environments. The ideal candidate will have a strong background with Cisco technologies, spine‑leaf architecture, and network automation, along with cloud networking expertise.
Responsibilities
- Design, deploy, and support Cisco-based data center infrastructure, specifically Cisco Nexus 9000 series (9300–93180) and Nexus platform technologies
- Implement and support spine‑leaf architectures, including advanced BGP configurations for overlay/underlay routing, OSPF, and VRFs
- Administer and manage Cisco ACI, NDFC, and DCM environments
- Contribute to hybrid network architecture that integrates on‑prem data centers with cloud platforms (GCP, Azure)
- Build and support new data centers, including all phases from planning, configuration, implementation, and ongoing maintenance.
- Perform Layer 3 troubleshooting and configurations, with solid understanding of OSI model fundamentals
- Work with network automation tools such as Ansible and Python, and use Postman for API‑based automation tasks
- Participate in a monthly on‑call rotation (1 week as primary, 1 week as secondary)
- Collaborate cross‑functionally with infrastructure, security, and cloud teams to ensure seamless operation and integration
Must‑haves
- Demonstrated experience in data center buildouts and ongoing operations beyond rack‑and‑stack roles
- Expertise in Cisco routing and switching, especially Nexus 9K series
- Strong knowledge of routing protocols: BGP (overlay & underlay), OSPF, VRF
- Experience in hybrid cloud environments (on‑prem + GCP, Azure, or AWS)
- Familiarity with firewall fundamentals (Layer 3); specific vendors not required
- Experience with network automation using Ansible, Python, and API tools (e.g., Postman)
Nice‑to‑haves
- CCNP Data Center certification
- Additional certifications in Cybersecurity or Information Security
- Bachelor's degree in Computer Science or related field
Posted 3 days ago