Lab Support Lead – Relocation to Rennes

About Us

Harmonic (NASDAQ: HLIT), the worldwide leader in virtualized broadband solutions, is transforming multi-gigabit connectivity. The company’s industry-leading cOS™ virtualized broadband platform, suite of solutions for fiber and DOCSIS, and a growing portfolio of AI-powered network intelligence solutions, enable broadband service providers to simplify operations, deliver exceptional subscriber experiences and expand revenue streams. With thousands of vCMTS servers and hundreds of thousands of RPDs deployed globally, Harmonic powers next-generation broadband services with five-nines reliability. Anchored with a customer-first approach and driven by a legacy of innovation, Harmonic supports broadband service providers at every stage of their network evolution. More information is available at www.harmonicinc.com.

Job Description

Lab Support Lead – Relocation to Rennes

Harmonic is the worldwide leader in virtualized broadband solutions. We revolutionized broadband networking via the industry’s first virtualized broadband solution, enabling cable operators to more flexibly deploy gigabit internet service to consumers’ homes and mobile devices. Learn more at www.harmonicinc.com.

Role Description

We are looking for a Lab Support Engineer to lead the day-to-day operations of our Rennes R&D Lab.

A hands-on role combining network configuration and troubleshooting with ownership of lab operations.

You will report to the Director of System Integration & QA.

Location

On-site – working 5 days a week from our offices in Rennes. No travel required.

What you will be doing:

Have ownership of the Rennes R&D Lab – HW setups, switches, routers and servers – and the network that connects them.

Lab operations

• Equipment: unbox, asset tagging and inventory management; document every device.
• Physical infrastructure: patching, PDU power connections, cooling and fire protection systems; install and cable switches, servers, RPDs, CMs and PON equipment.
• Documentation and safety: keep Confluence, Visio and Jira current (topologies, port maps, VLAN/IP plans); verify setups match the topology; monitor the environment and control lab access.

Technical network engineering

• Build, configure and validate lab setups according to defined topologies.
• Troubleshooting: isolate connectivity and performance issues end to end (L1–L3) – errors, optics, LACP/STP, routing, multicast, PTP.
• Config management and monitoring: templates, backups, upgrades and automation; Zabbix, telemetry and SNMP/syslog alerts.
• Virtualization: VMware (ESXi/vCenter) and Linux/Windows VMs from templates.

Leadership

• Lab priorities: planning R&D requests and capacity, track work in Jira, report to the Director of System Integration & QA.
• Collaboration: technical contact in Rennes for the Israel lab team (in English), R&D teams, local IT and contractors.
• Mentoring: onboard and train a team of 1–2 lab support employees, set work priorities and review setup quality.

What you should have:

• 5+ years of experience working in lab environments including strong hands-on expertise with networking technologies, including routers, switches, VLANs and routing protocols.
• 3+ years of experience managing technical labs, data centers, or large-scale infrastructure environments.
• Cabling and optics: experience working with cables and transceivers; copper, RF, MM and SM fiber
• Experience working with VMware, Linux CLI, Zabbix, Telemetry, Jira, Confluence
• Fluent English
• Professional French
• Ownership mindset, ability to lead and mentor
• Willingness to relocate to Rennes
• DOCSIS/Remote PHY or PON knowledge; Python/Ansible/Git; CCNA/CCNP – advantage

Diversity, Equality, and Inclusion at Harmonic Inc

At Harmonic, we believe that building and nurturing a global team with diverse backgrounds and voices is critical to our success. Together, we achieve excellence through creativity and innovation, build relationships based on integrity and mutual respect, and deliver the highest quality in every aspect of our business for the benefit of our employees, business partners and shareholders.

#LI-Onsite

#LI-MU1

About the Team

Join the broadband revolution at Harmonic, where we’re pioneering the future of multigigabit connectivity! As the worldwide leader in virtualized broadband solutions, we’re transforming the way people live, work, and connect. Our groundbreaking technologies, including Unified DOCSIS 4.0, Remote OLT, and AI-Ops solutions, are empowering operators to deliver lightning-fast internet services to homes and businesses across the globe. With our industry-first virtualized broadband solution and cOS platform, we’re simplifying operations, reducing costs, and pushing the boundaries of what’s possible. We’re proud to power next-gen broadband services for leading operators across North America, Europe, Latin America, and Asia.

At Harmonic, you’ll be part of a dynamic team that’s shaping the future of connectivity. You’ll have the opportunity to work on cutting-edge projects, collaborate with top talent, and be part of a company that’s making a real impact.

Join our mission to empower a more connected world and discover a career that’s fast, innovative, and full of possibilities!

• Job Identification 260189
• Posting Date 10/21/2026, 02:55 PM
• Job Schedule Full time

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