Network Engineer III

JSI

$95K — $115K *
Telecommunications & Hardware
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Engineering, Computer Science, IT, or a related field or equivalent experience.
  • Professional-level vendor certifications (e.g., Calix Certified Expert, CCNP, JNCIP, or equivalent) required.
  • 5-8 years of network engineering experience, focused on fiber access architecture and multi-vendor service integration.
  • Extensive experience with high-capacity PON platforms and core edge integration.
  • Proven ability to manage complex engineering projects and client relationships.
  • Strong technical writing skills for creating high-quality engineering deliverables.
  • Excellent interpersonal skills for effective client and vendor communication.

Responsibilities

  • Maintain expertise in fiber access architectures and general networking best practices.
  • Architect multi-vendor PON access networks ensuring integration with core routing and transport layers.
  • Lead technical evaluations and platform selection for client RFPs related to OLT and ONT vendors.
  • Review and approve High-Level Design documents and network migration strategies.
  • Mentor junior engineers in technical standards and troubleshooting practices.
  • Provide expert advisory and support for complex client environments.
  • Translate complex technical architectures into actionable recommendations for clients.

Benefits

  • Comprehensive benefits package including medical, dental, and vision.
  • Generous paid time off (PTO) and wellness opportunities.
  • Ongoing professional development and educational opportunities.
Full Job Description
Network Engineer III

Department: Broadband - Network Engineering Services

Employment Type: Full Time

Location: Huntsville, AL

Reporting To: Brian Whitaker

Description

JSI invites you to join our team as a Network Engineer III on our Broadband IP team in our Huntsville, AL 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.

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.

Similar Jobs

More Jobs at JSI

  • Manager, Network Engineering
    $100K — $120K *
    Lubbock, TX 79424 (Lubbock County)
    Telecommunications & Hardware
    In-Person
  • Network Engineer III
    $95K — $115K *
    Austin, TX 78745 (Travis County)
    Telecommunications & Hardware
    In-Person
  • Network Engineer III
    $88K — $105K *
    Madison, MS 39110 (Madison County)
    Telecommunications & Hardware
    In-Person
  • OSP Project Manager
    $80K — $95K *
    Anchorage, AK 99504 (Anchorage County)
    Telecommunications & Hardware
    In-Person
  • Network Operations Engineer
    $80K — $95K *
    Huntsville, AL 35810 (Madison County)
    Telecommunications & Hardware
    In-Person

More Telecommunications & Hardware Jobs

Find similar Network Engineer III jobs: