Senior Network Operations Engineer - IP/Optical & Automation

Fujitsu Careers; Dallas (TX); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

Medical insurance

Vision insurance

Dental insurance

Life insurance

Disability insurance (short/long-term)

401k

Paid Time Off

Applicable statutory leave

Job summary

1Finity, a Fujitsu company, is seeking a highly experienced Network Operations Engineer to lead troubleshooting and network validation across IP, optical, and transport domains in a multi-vendor environment. You will collaborate with NOC, engineering, and vendor teams to ensure reliability and performance.

The role requires hands-on expertise with Nokia, Cisco, Juniper, and Fujitsu platforms, plus strong scripting and automation experience.

Qualifications

• Bachelor’s degree in computer science, IT, Network Engineering, or equivalent experience.
• 5+ years of experience supporting enterprise, carrier, service provider, or data center networks.
• Experience with optical transport technologies including DWDM, ROADM, OTN, and Carrier Ethernet.
• Hands-on experience with Nokia, Cisco, Juniper, Fujitsu, and other networking platforms.
• Strong understanding of software lifecycle management, maintenance, and upgrade methodologies.
• Extensive experience with routing protocols including BGP, OSPF, IS-IS, and MPLS-based environments.

Responsibilities

• Provide advanced troubleshooting and root cause analysis for IP, optical, and transport network issues.
• Support critical customer escalations and provide technical leadership during major incidents.
• Perform packet captures, protocol analysis, and log investigations to identify network anomalies.
• Configure, validate, and support multi-vendor networking solutions including Nokia, Cisco, Juniper, Fujitsu, and other platforms.
• Support network implementation, migrations, expansions, and optimization activities.
• Conduct software upgrades, firmware updates, and hardware refresh activities in lab and production environments.
• Develop, maintain, and execute automated test scripts and operational workflows.
• Participate in network automation initiatives using scripting and automation frameworks.
• Deliver exceptional customer experience through proactive communication and leadership.
• Work closely with Product Engineering, Software Development, NOC Operations, and third-party vendors.

Skills

IP networking

Optical transport

Multi-vendor networking

Routing protocols

Automation scripting

Communication skills

Education

Bachelor’s degree in computer science, Information Technology, Network Engineering, or equivalent

Tools

Nokia

Cisco

Juniper

Fujitsu

Job description

1Finity, a Fujitsu company, is seeking a highly experienced Network Operations Engineer to lead troubleshooting and network validation across IP, optical, and transport domains in a multi-vendor environment. You will collaborate with NOC, engineering, and vendor teams to ensure reliability and performance.

The role requires hands-on expertise with Nokia, Cisco, Juniper, and Fujitsu platforms, plus strong scripting and automation experience.