Principal Engineer - System Integration

This is a remote position. Position Title: Principal Engineer – System Integration Base Salary: $155,000 to $230,000 annually DOE Bonus: Target annual bonus Benefits: Medical, dental, vision, 401k, flexible spending account, paid sick leave and paid time off, parental leave, quarterly performance bonus, training, career growth and education reimbursement programs. Ziply Fiber is a local internet service provider dedicated to elevating the connected lives of the communities we serve. We offer the fastest home internet in the nation, a refreshingly great customer experience, and affordable plans that put customers in charge. As our state-of-the-art fiber network expands, so does our need for team members who can help us grow and realize our goals. Our Company Values: - Genuinely Caring: We treat customers and colleagues like neighbors, with empathy and full attention. - Empowering You: We help customers choose what is best for them, and we support employees in implementing new ideas and solutions. - Innovation and Improvement: We constantly seek ways to improve how we serve customers and each other. - Earning Your Trust: We build trust through clear, honest, human communication. Job Summary We are seeking a Principal Systems Engineer to serve as a senior technical authority at the intersection of network operations, BSS/OSS systems, and product delivery. This is a Tier 4-level individual contributor and cross-functional leader who defines end-to-end workflows, drives system integrations, and ensures operational readiness for every major product and platform launch. The ideal candidate brings deep fiber and wireless domain expertise, a track record of measurable operational and business impact, and the ability to communicate effectively with executive leadership, field operations, customer support, product, and technology stakeholders This is a senior independent contributor role that leads through technical expertise, influence, documentation, operational readiness governance, and cross-functional alignment rather than direct people-management responsibility. Essential Duties and Responsibilities: The Essential Duties and Responsibilities listed below are a range of duties performed by the employee and not intended to reflect all duties performed. Operational Readiness & Product Launch ·Own and lead Operational Readiness Testing (ORT) for all consumer, enterprise, and wholesale product launches — defining test stages, tracking defects, and driving closure before general availability. ·Define system solutions and IT integration requirements for end-to-end workflows across ordering, inventory, CPE management, service delivery, and customer communications platforms. ·Partner with IT and Service Delivery to achieve and exceed order flow-through targets on new platform stand-ups and system migrations. ·Develop self-install integrations and workflows for new product types including speed upgrades and Fixed Wireless Access (FWA). Technology & Platform Development ·Lead requirements definition and delivery for major platform migrations, orchestration stand-ups, and subscriber transitions at scale (100K+ subscribers). ·Design and integrate diagnostic and self-help tools for field technicians and call center agents, reducing unnecessary escalations and TSC contacts. ·Collaborate with IT to drive automation improvements across ONT activation, provisioning workflows, and customer-facing IVR/chatbot channels. ·Partner with Nokia, Calix, Ribbon, and other strategic vendors to identify platform issues, develop solutions, and influence product roadmaps. Strategic & Financial Leadership ·Develop business cases and present operational findings to senior leadership and vendor executive leadership, securing platform improvements with measurable multi-million dollar impact. ·Serve as a Tier 4 SME and escalation resource across multiple operational functions — translating field and agent insights into