Senior Network Engineer (Network Engineer 3) – Lumentum Operations LLC – Milpitas, CA

Network Engineer


(NASDAQ: LITE) is a market-leading manufacturer of innovative optical and

photonic products enabling optical networking and commercial laser customers

worldwide. Lumentum’s optical components and subsystems are part of virtually

every type of telecom, enterprise, and data center network. Lumentum’s

commercial lasers enable advanced manufacturing techniques and diverse

applications including next-generation 3D sensing capabilities. Lumentum is

headquartered in Milpitas, California with R&D, manufacturing, and sales

offices worldwide.


is looking for a Network Engineer to be a major contributor to the Global

Network and Telecom Services group. The Global Network and Telecom Services

team is responsible for ensuring continued delivery of LAN, WAN, Wireless, and

Telecom services to the Lumentum community. The position will participate in a

global “follow the sun” support model and may be required to participate in an

on-call rotation as part of the IT global support model to meet customer

expectations and SLAs. The ideal candidate is customer focused, a proactive and

strategic thinker, have worked in large scale globally distributed environments

with direct hands on experience with all the appropriate technical and soft


Lumentum is an Equal Opportunity Employer, EOE, Minorities, Females, Veterans, and Individual with Disabilities

Due to ITAR and EAR-Controlled Technologies requirements,

the successful candidate must hold a Green Card or US Citizenship.

Design, setup and

configure complex Local Area Network per corporate standard

Design, setup and

configure global Wide Area Network per corporate standard

Design, setup and

configure wireless infrastructure to support secure private corporate and guest

Internet access per corporate standard

Design, setup and

configure Internet facing infrastructure (DNS, DMZ, VPN, etc.) per corporate


Design, setup and

configure load balancers per corporate standard

Design, setup and

configure voice, video and fax infrastructure per corporate standard

Maintain software

applications and operating systems to support regular network operations

including DNS, DHCP, and Monitoring

Define and document

system standards with written procedures, processes, engineering drawings and

other technical documents

Monitor and support

multi-regions (including Cloud) network operations (DHCP, DNS, switches,

routers, etc)

Troubleshoot and

diagnose network, voice and security related issues

Evaluate vendors,

processes and technologies to improve quality and efficiency of IT


Collaborate with users

to capture system requirements and propose network solutions to meet user


Capacity monitoring

(Utilization, QoS, IP allocation, Port density, etc.), diagnostic and recommend


Coordinate and

scheduling outage for upgrade and patch management

Design and propose new

solutions to improve performance and resiliency of current environment

Project management of

small to medium network projects

Provide inputs and

guidance in development of new technologies and solutions

Maintain and audit asset


3 years hand-on

experience on network design

5 years hand-on

experience with monitoring, network troubleshooting and analytics tools

CCNP or higher preferred

Strong understanding of OSI and

TCP/IP model (TCP, UDP, CIDR, etc.)

Strong understanding of LAN

networking protocols (PoE, STP, EIGRP, HSRP, VLAN, etc.)

Strong understanding of WAN

networking protocols (BGP, PBR, MPLS, etc.)

Strong understanding of QoS

networking protocols

Proven hands-on experience with

monitoring, network troubleshooting and analytics tools

Experience with Windows server

and Linux operating system

Hands-on working experience

with managing voice infrastructure (Lync, PBX, SIP, POTS, PRI)

Working knowledge

with network security technologies (firewalls, ACLs)

Wireless 802.11 protocols

(802.11b/a/g/n/ac, WPA, WEP, PEAP, etc.)

IP Address Management (DHCP,


Strong oral and written

communication and presentation skills

University degree in Computer

Science or related subject

Primary Location



Work Locations


Milpitas-HQ, CA USA

400 N McCarthy Blvd





Network Engineer







Employee Status



Job Type



Job Level


Individual Contributor



Yes, 5 % of the Time

Job Posting


Feb 15, 2017, 10:22:18 AM

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