Architects and evaluates large-scale, multi-vendor fiber access networks using advanced PON technologies. Integrates access networks with IP/MPLS, core edge routing, and optical transport layers; evaluates OLT and ONT platforms; reviews high-level designs and migration strategies; provides expert troubleshooting and client advisory support; and mentors junior network engineers.
JSI invites you to join our team as a Network Engineer III on our Broadband IP team in our Austin, TX office, where you'll play a critical role in advancing broadband and telecommunications initiatives that expand connectivity and drive digital inclusion—while advancing your career within a mission-driven, growth-focused organization.
About the Company:
JSI is a leading full-service consulting firm specializing in broadband solutions. For over 60 years, we have provided independent communications service providers with expert financial, engineering, management, operational, regulatory, and strategic guidance. Our extensive industry knowledge and proven track record of success have empowered clients to achieve sustainable growth and profitability. With clients nationwide and a powerful presence in markets across the United States, JSI empowers rural and regional broadband providers to expand, evolve, and excel in a rapidly shifting digital world.
JSI is a leading full-service consulting firm specializing in broadband solutions. For over 60 years, we have provided independent communications service providers with expert financial, engineering, management, operational, regulatory, and strategic guidance. Our extensive industry knowledge and proven track record of success have empowered clients to achieve sustainable growth and profitability. With clients nationwide and a powerful presence in markets across the United States, JSI empowers rural and regional broadband providers to expand, evolve, and excel in a rapidly shifting digital world.
Position Overview:
As a Network Engineer III on the BBIP you will have a Focus in Fiber Access. Building upon a strong generalist network engineering foundation across multi-vendor telecom domains, this senior-level engineer brings specialized subject-matter expertise in high-level fiber access architecture, platform evaluation, and advanced PON technologies to serve JSI's diverse client base.
Responsibilities
- Maintain a solid generalist networking foundation while serving as a primary subject matter expert in fiber access architectures (GPON, XGS-PON, 25G/50G PON, Zero-Touch Provisioning).
- Architect large-scale, multi-vendor PON access networks, ensuring seamless integration with core edge routing, IP/MPLS backbones, and optical transport layers.
- Lead technical evaluations and platform selection of Optical Line Terminal (OLT) and Optical Network Terminal (ONT) vendors for client RFPs.
- Review and approve complex High-Level Design (HLD) documents, network migration strategies, and technical specifications for client broadband projects.
- Mentor Level I and Level II network engineers across technical engineering standards, general network troubleshooting, and client deliverable quality.
- Provide expert-level advisory, cross-functional engineering support, and root-cause troubleshooting for complex multi-vendor client environments.
Required Qualifications
- Bachelor's degree in Engineering, Computer Science, IT, or a related field (or equivalent practical experience).
- Professional-level vendor certifications (e.g., Calix Certified Expert, CCNP, JNCIP, or equivalent) required.
- 5–8 years of experience in network engineering, with a strong focus in fiber access architecture and multi-vendor service provider integration.
- Extensive experience with high-capacity PON platforms and core edge integration.
- Demonstrated ability to manage complex engineering engagements and high-level client relationships.
- Ability to translate complex technical architectures into actionable client recommendations.
- Proficiency in technical writing and creating high-quality client-facing engineering deliverables (HLDs/LLDs).
- Strong interpersonal skills for client meetings and vendor coordination.
- Solid understanding of project budgets, timelines, and billable-hour environments.
Benefits & Compensation
- Competitive salary + performance-based bonuses.
- Comprehensive benefits package (medical, dental, vision, 401(k)).
- Generous PTO and wellness opportunities.
- Ongoing professional development and educational opportunities.
About
To learn more about JSI, visit us at jsitel.com.
Similar Jobs
Professional Services • Consulting
Designs and evaluates large-scale, multi-vendor fiber access networks using advanced PON technologies. Integrates OLT/ONT platforms with core routing, IP/MPLS backbones, and optical transport. Reviews high-level designs, migration strategies, and technical specifications; supports client RFPs, troubleshooting, and engineering advisory work. Mentors junior engineers, coordinates with vendors and clients, and produces high-quality technical deliverables while managing project budgets, timelines, and billable engagements.
Top Skills:
25G Pon50G PonCalixCcnpGponIp/MplsJncipOptical Line Terminal (Olt)Optical Network Terminal (Ont)Xgs-PonZero-Touch Provisioning
Insurance
Supports and modernizes enterprise infrastructure across networks, servers, endpoints, cloud, virtualization, storage, and collaboration systems. Administers Microsoft and Cisco environments, troubleshoots network and application performance, supports security and business continuity initiatives, and leads infrastructure implementations. The role also mentors junior staff, automates administrative tasks, coordinates vendors and projects, and participates in on-call and after-hours incident support.
Top Skills:
Active DirectoryAPIsAppdynamicsAzureBgpCisco IseCisco MerakiCisco Secure ClientCisco Secure EndpointCisco ThousandeyesCisco UcsCisco XdrCitrixConditional AccessDatadogDhcpDnsGroup PolicyHipaaHitrustHyper-VMicrosoft 365Microsoft Entra IdMicrosoft IntuneNist Cybersecurity FrameworkNmapOspfPci DssPowershellSd-WanSipSoc 2Tcp/IpVlanVMwareVoipVpnWindows ServerWireshark
Information Technology • Mobile • Other
Designs, implements, and supports complex telecommunications transport and network infrastructure. Responsibilities include architecture, high-availability design, troubleshooting, monitoring, optimization, documentation, KPI definition, project coordination, escalation management, and technical planning. The engineer provides final design specifications, supports long-term architecture, mentors junior staff, and delivers technical direction across multiple departments. Occasional travel, shift work, and after-hours emergency support may be required.
Top Skills:
802.11Ac802.11AxActellisActernaActerna RtmAdtranBgpBtiCalix C7Calix CmsCalix E7Calix F5CienaCisco OnsCisco WlcCoastcomCwdmDaaDigital LightwaveDtmDwdmEthernetFdmFujitsuInfineraIs-IsMetasolvExcelMicrosoft OutlookMicrosoft TeamsMicrosoft WordMplsNec TransmodeNokiaOspfOtdrPuttyQosRemote NicRibbonSecurecrtSonetT-CarrierT::DaxTcpTdmTransnavTurinUdp
What you need to know about the Austin Tech Scene
Austin has a diverse and thriving tech ecosystem thanks to home-grown companies like Dell and major campuses for IBM, AMD and Apple. The state’s flagship university, the University of Texas at Austin, is known for its engineering school, and the city is known for its annual South by Southwest tech and media conference. Austin’s tech scene spans many verticals, but it’s particularly known for hardware, including semiconductors, as well as AI, biotechnology and cloud computing. And its food and music scene, low taxes and favorable climate has made the city a destination for tech workers from across the country.
Key Facts About Austin Tech
- Number of Tech Workers: 180,500; 13.7% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Dell, IBM, AMD, Apple, Alphabet
- Key Industries: Artificial intelligence, hardware, cloud computing, software, healthtech
- Funding Landscape: $4.5 billion in VC funding in 2024 (Pitchbook)
- Notable Investors: Live Oak Ventures, Austin Ventures, Hinge Capital, Gigafund, KdT Ventures, Next Coast Ventures, Silverton Partners
- Research Centers and Universities: University of Texas, Southwestern University, Texas State University, Center for Complex Quantum Systems, Oden Institute for Computational Engineering and Sciences, Texas Advanced Computing Center
