Network Engineer

Sonata Software Overview

In today's market, there is a unique duality in technology adoption. On one side, extreme focus on cost containment by clients, and on the other, deep motivation to modernize their Digital storefronts to attract more consumers and B2B customers.

As a leading Modernization Engineering company, we aim to deliver modernization-driven hypergrowth for our clients based on the deep differentiation we have created in Modernization Engineering, powered by our Lightening suite and 16-step Platformation™ playbook. In addition, we bring agility and systems thinking to accelerate time to market for our clients.

Headquartered in Bengaluru, India, Sonata has a strong global presence, including key regions in the US, UK, Europe, APAC, and ANZ. We are a trusted partner of world-leading companies in BFSI (Banking, Financial Services, and Insurance), HLS (Healthcare and Lifesciences), TMT (Telecom, Media, and Technology), Retail & CPG, and Manufacturing space. Our bouquet of Modernization Engineering Services cuts across Cloud, Data, Dynamics, Contact Centers, and around newer technologies like Generative AI, MS Fabric, and other modernization platforms.

Role: IT Network Consultant

Duration: Full-Time employment

Location: Irvine, CA (Hybrid)

Role Overview

We are looking for an experienced IT Network Engineer to support day‑to‑day network operations and assist with ongoing infrastructure upgrades across multiple manufacturing sites. This role is primarily operational (60%), including troubleshooting, break/fix work, and supporting production‑critical network issues. The remaining 40% will focus on project work such as firewall upgrades, SD‑WAN modernization, and plant network refresh initiatives. The ideal candidate has deep hands‑on experience with routing and switching (Cisco preferred), Palo Alto Networks firewalls, and ideally some background supporting manufacturing/OT environments.

Key Responsibilities

Operational Support (≈ 60%)

• Handle day‑to‑day break/fix tickets for LAN/WAN, wireless, and firewall systems.
• Troubleshoot routing, switching, and security issues across plant and enterprise networks.
• Resolve network issues impacting production lines, sensors, OT devices, plant-floor apps, and IoT/Industry 4.0 platforms.
• Monitor network health and help drive stability, performance, and resilience improvements.
• Participate in on-call rotation for critical network incidents.

Project Work (≈ 40%)

• Support Palo Alto firewall upgrades, policy refinement, and migration tasks.
• Assist with SD‑WAN transformation projects (Prisma SASE/Prisma SD‑WAN or VeloCloud).
• Contribute to network modernization: switch refresh, cabling, redesign, VLAN segmentation.
• Implement approved changes following established change management processes.
• Collaborate with cross‑functional IT, OT, and vendor teams to ensure smooth deployments.

Required Skills & Experience

• Strong hands‑on experience with Cisco routing and switching (Catalyst/Nexus/ISR/ASR).
• Solid understanding of OSPF, BGP, STP, VLANs, trunking, EtherChannel, ACLs, QoS.
• Palo Alto Networks firewall experience including policy management, zones, NAT, App‑ID, and GlobalProtect.
• Experience supporting networks in a manufacturing environment (preferred but not required).
• Solid understanding of:
• WAN/MPLS/SD‑WAN architectures
• Layer 2 and Layer 3 enterprise design
• VPN (IPsec, SSL)
• High availability (HA) concepts
• Familiarity with wireless networking (Cisco, Aruba, or equivalent).
• Strong documentation practices (Visio, diagrams, configs, runbooks).

Preferred Skills (Nice to Have)

• Cisco ISE experience (authentication, authorization, policy sets, TACACS+).
• Prisma SD‑WAN (formerly CloudGenix) deployment or administration experience.
• VeloCloud SD‑WAN experience (profiles, business policies, overlays).
• Manufacturing OT networking exposure (EtherNet/IP, industrial VLANs, segmented PCN/PMS environments).
• Experience with DNS/DHCP/IPAM (Infoblox or similar).
• Experience with network monitoring tools (PRTG, SolarWinds, Meraki Dashboard, etc.).
• Certifications: CCNA/CCNP, PCNSE, or equivalent hands‑on knowledge.

Soft Skills

• Strong communication and teamwork abilities.
• Ability to operate effectively in fast‑paced manufacturing/plant environments.
• Organized, proactive, and capable of managing multiple priorities.
• Self‑starter with strong problem‑solving skills.

Why join Sonata Software?

At Sonata, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build never seen before solutions to some of the world’s toughest problems. You´ll be challenged, but you will not be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

Sonata Software is an Equal Opportunity Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity, age, religion, disability, sexual orientation, veteran status, marital status, or any other characteristics protected by law