Network Engineering Services

Network Engineer III Department: Broadband - Network Engineering Services

Employment Type: Full Time

Description 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. 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.

Required Qualifications Bachelor's degree in Engineering, Computer Science, IT, or a related field (or equivalent practical experience).

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.

Proficiency in technical writing and creating high‑quality client‑facing engineering deliverables (HLDs/LLDs).

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)).