Job Description
Solutions Architect V
Job Location:  Dallas, Texas, Richardson, Texas
Location Flexibility:  Multiple Locations in Country
Req Id:  4646
Posting Start Date:  12/16/25

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 https://www.linkedin.com/company/1finity-inc/. For more information, please visit https://1finity.com/?utm_source=li&utm_medium=soc.

Solution Architect / Network Design and Integration pursuit group (NDI)

 

The NDI group is a crucial group for 1Finity / Fujitsu Services Business unit and the Senior Solution Architect plays a very important role in business development, network design, proposal development and deal closure .

This position requires a leadership role facing customer and act as a liaison to help through the design and engineering process for various projects, working through and qualifying network and engineering architecture and design, assist in RFP/RFI and business development

 

The candidate will work with FNC Program Managers, Delivery Teams, Capture teams Maintenance Teams, and other cross-functional organization and groups.

The candidate is expected to provide guidance to field staff during the delivery phase and work with extended Solution Architect team to resolve technical issues and be the subject matter expert and a mentor junior and senior engineers within the organization cross functional teams.

As part of the design validation process, the Candidate is expected to evaluate new products and vendors , interop Layer 2 and Layer 3 technologies and various vendor platforms and validate designs before deployment in the 1Finity/Fujitsu LABs.

The candidate is expected to Plan , design , validate and build the design , document the high level and low level designs, create acceptance test plans and procedures and also handover the design build , handhold and train the extended teams within the Organization or the end customer for managed services and day 2 operations.

 

Solution Architect : Roles and Responsibilities – Pre Sales and Business Development

  • Development of strategic approaches for NDI in vertical go-to-market initiatives as well as thought leadership for communication of reference architectures
  • Pre-sale engagement design formation (technical design and analysis) .
  • Communication of network designs to various stake holders, 3rd party vendor evaluation and selection, support technical change management for the network design as it is being deployed
  • Must be able to support delivery of high-level engineering and migration plans (on need basis) supporting various Tier1/Tier 2 ISP customer network migrations.
  • Published whitepapers and perform speaking engagements for the target markets.

 

Qualifications:

 

  • Undergraduate degree in Computer Science , Telecommunication, or related field. 
  • CCIE/JNCIE/CCIP/JNCIP or NOKIA certifications highly preferred or equivalent qualification or deep understanding of the concepts and related working experience.
  • Strong working knowledge of enterprise networks and SD-WAN is preferred.
  • Strong communication skills and prior experience in presenting complex solutions to large enterprise or State and Local Government customers. 
  • Understanding of the networking concepts and guidelines behind traditional routing, switching, and system design. 
  • Provide internal and external guidance on the key customer network, data center infrastructure, and security issues.
  • Ideal strengths and experiences include:
    • Expert level relationship management, communications skills, and interpersonal skills to manage face to face communications on a daily basis with multiple levels of customer management and engineering staff across multiple departments within the host company in a responsible and professional fashion.
    • Customer Culture – Development/Analytics environment.  The candidate does not need code development skills but needs to be able to efficiently describe basic TCP/IP/UDP and networking behavior/fundamentals to the developers. 
    • Must be willing to listen to customer ideas and work through potential designs that may or may not be implemented.
    • Ability to apply deep knowledge and experience to real-world scenarios, be it Broadband networks, Service provider IP/MPLS networks, Enterprise, Utilities, and/or transportation networks.
    • Demonstrated ability to manage multiple projects/tasks and work calmly under pressure.
    • Self-starter, team player, personable, enthusiastic, hardworking, and enjoys interfacing with customers at CTO level and internal cross functional teams including Sales , Project management teams , delivery teams, and operations teams on a day-to-day basis.
    • Familiarity, deep understanding, and hands on experience with Layer 2 and Layer 3 RFC Standards / IETF Standards at Architect Level and senior engineer level.
    • Open to learning new technologies, LAB build outs, Test plan developments for acceptance tests

 

 

Experience

  • 15 to 20+ years of experience in the industry in a similar role.
  • Working Knowledge and hands-on experience with Network layer 2/3, BGP, IGP, MPLS/Ethernet, MPLS VPNs, segment routing , VPLS, DWDM technology etc.
  • Strong Experience and hands on skills with layer 2 Ethernet switching networking concepts and layer 3 networking concepts the BGP, OSPF, ISIS , Segment Routing, IP/MPLS and traffic engineering, IPSec, VPN, MPLS, e-LAN, E-Line service delivery models, GRE, QoS, IPv4/v6, firewall and vpn concepts..
  • Expert level troubleshooting methodology to isolate and identify configuration, design, and software anomalies; ability to articulate findings in written and verbal communications with development level engineering staff and service delivery teams and other cross functional teams within the organizations and to external customers.
  • Hands-on experience with Fiber Access FTTH / GPON/XGPON technologies and related network , Layer 3 BNG design and deployment and experience with Calix/Adran/Nokia vendors is desired and a plus.
  • Automation experience with Python for test automations, MOP (Method of Procedure) and configuration generation (CLI / scripting) on devices based on L2/L3 network designs, test plan development and test case executions and design validations in the in-house LAB is desired and a big plus.
  • Working experience with vertical markets, government, service providers is a plus.

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 $156,017 to $222,881 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:  Yes
Visa Sponsorship Approved:  Yes

At 1Finity, one of our corporate principles is "We respect human rights”. This commitment guides the actions of every1Finity Group member and is fundamental to how we operate, both as individuals and as a company. We are proud to be an equal opportunity employer that values diversity and inclusion. Qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. By empowering people, we can unleash our collective strengths to create a better experience for our employees, our customers, and our partners. California Privacy Act: https://www.fujitsu.com/us/Images/CALIFORNIA-CONSUMER-PRIVACY-ACT-NOTICE.pdf