Solutions Architect III

Dallas, Texas


Location Flexibility: Multiple Locations in Country


Req Id: 7825


Posting Start Date: 4/24/26


About 1FINITY
1Finity, a Fujitsu company, is a global provider of communications networks for our connected world. We uniquely combine technological leadership and expertise in open optical and wireless networking, network automation, and applied AI/ML to design, build, operate, and maintain critical digital communications network infrastructure. Collaborating closely with ecosystem partners, we deliver transformative outcomes for service providers and network operators, and enable them to lower TCO, improve network performance, and increase energy efficiency. We're also a diverse, inclusive, and innovative workplace that achieves together. We offer highly competitive compensation, benefits, and career development opportunities, as well as flexible options for working your way. See what working at 1Finity looks like at For more information, please visit

Position Description

1Finity is seeking a Solution Architect III to be responsible for the deployment, implementation and migration of new and existing layer 2 and layer 3 network network elements, across multiple OEM vendor platforms and across a wide array of customers in the telecom, public and private sector. Our Solution Architect III will be considered a subject matter expert and will support onsite and remote implementation and commissioning and migration of data networks as well as augmenting existing networks. Vendor experience needed for this role include a focus on Juniper, Cisco, Nokia and/or Ciena routing solutions. OEM Certifications including but not limited to are JNCIP-ENT, JNCIS-ENT, JNCIP-SP, JNCIS-SP, CCIE EI, CCNP, Nokia SRA, Ciena CRS-P or CRS-C are beneficial for this role. Our Solution Architect team is responsible for designing, building, and operating global, intelligent network infrastructure to meet the requirements of high availability, scalability, and high-performance.

Job duties include:

• Ability to read and interpret technical product documentation, product change notifications, technical bulletins and other technical publications.
• Follow method of procures to perform network equipment provisioning, commissioning and testing
• Discover existing networks, configurations, topologies and technologies in order to develop network migration plan, method of procedures and scripts to perform network activation and migration.
• Create device specific configuration scripts for network activation, testing scripts and applying to network devices.
• Perform and lead field teams in network migrations, field testing and testing of applicable network protocols as needed per network design.
• Communicate with internal and external customers, as well as assist other technicians with troubleshooting and knowledge sharing.
• Communicate with internal and external customers to solve complex network issues.
• Maintain and follow documented procedures and processes for upgrading, implementing, and removing facilities within a data network.
• Perform maintenance window work for network augmentations and migrations on high risk deployments including complex routed ring migrations and/or point to point circuit migrations involving router changes and upgrades
• Provides system integration and support to various teams and customers to integrate with other network applications and systems.
• Collaborate with team members to drive process improvement and operational excellence.

Qualifications

• 7+ years experience with a deep understanding of OSI Layer 3 protocols and migration experience, with a general understanding of Layer 1 & 2 technologies including but not limited to longhaul DWDM transport elements, MPLS routed traffic, fixed fiber access, and metro Ethernet services from design, through integration, test and turn up, and operations.
• Creation of network plans, network architecture design, detail design, element configurations and scripts, and methods of procedures.

• Expert level understanding of all protocols provisioned (8031, 8032, SONET, MPLS, EVPL, TCP/IP, IPv6, BGP, OSPF, ISIS.
• Familiarity with the Optical layer (including Transponders, and extensive optical networks).
• Expertise with provisioning and commissioning of few of the following type of vendor equipment:
  • Juniper QFX switch, MX480 and MX960
  • Cisco: 1K, 540, 5501, 55A1, 9K
  • Nokia: 7250 IXRS/IXRE, 7750 SR, 7705 SAR-8/12
  • Ciena: 5164
• Familiarity with the following systems preferable:
  • Nokia NRS
• Familiarity with VzW systems such as Fuse, CND, NSP, SEV1, SANE, TWAMP, BRIX is a benefit.
• Strong interpersonal skills to support management, negotiation, and problem-solving functions of this role.
• Excellent judgment and discretion; ability to handle multiple priorities simultaneously and meet deadlines in high pressure scenarios.
• Must be able to work independently and productively with minimal supervision.
• Ability to stand for long periods of time, lift up to 65lbs and climb and work while on a ladder up to 8'.
• Self-motivated, excellent communication and written skills
• Knowledge on optical transportation, OTN solution, system design, architecture, service delivery and operation.

• Bachelor's degree in Computer Science, Computer Engineering, a closely related technical field, or a comparable amount of hands-on experience.

1Finity salaries are aligned to the specific geographic location in which the work is primarily performed. It is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the circumstances of each situation. The pay range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to: specific skills, qualifications, experience, and comparison to other employees already in this role. The pay range for this position is estimated at $97,860 to $156,576 USD. Additionally, this role may be eligible for a short-term incentive based on company results and individual performance.

As a technology company, 1Finity recognizes that human resources are its most important capital. To create an environment where all employees can work positively and healthily, both in mind and body, we offer a full range of health, 401K, and other benefits.

Relocation Supported: No


Visa Sponsorship Approved: No