Senior Presales Network and Infrastructure Engineer

About the role

E-portal is seeking a Senior Presales Network and Infrastructure Engineer to lead technical presales activities across campus, branch, WAN, data‑center, private cloud, edge, server, storage and virtualization opportunities. You will bridge pure networking proposals with broader transformation goals such as resilience, automation, observability, TCO reduction and secure user experience.

Key responsibilities

• Lead technical discovery for campus, branch, data‑center, private cloud, WAN, Wi‑Fi, compute, storage and backup requirements.
• Design integrated infrastructure architectures that combine network, security, compute, storage, virtualization and automation.
• Create high‑level designs, bills of materials, RFP responses, migration plans and technical risk registers for enterprise and government bids.
• Run customer workshops, solution demonstrations, interoperability discussions and proof‑of‑concept or pilot activities.
• Partner with delivery teams to ensure architectural integrity throughout implementation, tuning, optimization and lifecycle support.

Required profile

• Minimum 11 years of experience in enterprise networking and infrastructure.
• Strong exposure to SD‑WAN, campus switching and wireless, network access control, data‑center fabrics, private cloud or HCI, compute and storage platforms, observability and automation.
• Hold at least one expert‑level infrastructure certification (e.g., CCEI Enterprise Infrastructure, HPE Aruba Networking Certified Expert, Juniper JNCIE‑ENT/JNCEI‑DC, VMware Certified Distinguished Expert).
• Bachelor’s degree required; Master’s degree a plus, preferably in networks, systems engineering or infrastructure architecture.

Required skills

• SD‑WAN
• Campus switching and wireless
• Network access control
• Data‑center fabrics
• Private cloud / hyper‑converged infrastructure
• Compute and storage platforms
• Observability tools
• Automation frameworks