Principal Engineer II - Wireless Core Engineering




Greenwood Village, CO


Position summary

CO Salary Range: USD 124,https://000.00 - 220,https://000.00 per year

Spectrum's Product and Technology team creates, develops, and operates the nation's fastest mobile service, most reliable internet service, most viewed live TV app, and the most advanced WiFi, serving nearly 100 million users and 500 million devices. We are transforming the next era of connectivity and entertainment experiences. The diversity of experience available within Spectrum's Product and Technology team is unmatched and there are opportunities to grow your career as a designer, architect, engineer, developer, operator, or data scientist. We are creative, disciplined, hard-working, complex-problem solvers that believe in collaborating to deliver the highest quality customer experience.


As a Principal Engineer II on the Wireless Core Engineering team, the selected candidate will be a Lead Individual Contributor responsible for researching, planning, designing, and testing wireless technologies related to supporting and improving Charter's Wireless service offerings. The selected candidate will work with cross functional teams and advise leadership. The selected candidate will provide technology leadership and drive the Wireless Technology roadmap with stakeholders and partners.


  • Actively and consistently supports all efforts to simplify and enhance the customer experience

  • Evaluates business requirements and designs detailed architectures based on those requirements

  • Designs, implements, monitors, enhances and troubleshoots systems in assigned areas.

  • Mentors, trains, and guides the work of technical staff (including engineering and operations personnel, and peers)

  • Researches, designs and documents wireless systems and related technologies in support of Wireless networks

  • Produces required Technical documentation, and reviews and improves documentation and designs

  • Establishes the integrity, viability, functionality and capacity of wireless system architectures by writing and executing detailed test plans and documenting test results

  • Tests and certifies wireless systems and related technologies for features, compatibility, interoperability, function and capacity and documents the relevant results

  • Evaluates vendors, products, and solutions - including technical and financial aspects - without bias or predisposition to make informed recommendations and fully documents findings

  • Participates in budgeting processes by advising leadership of financial aspects of selected technology solutions

  • Provides Engineering Technical support and guidance to operations and engineering personnel and ensures all technical standards and documentation requirements are met

  • Creates presentation material, and technical papers; and presents information related to architectures, designs, and standards to others (including Charter engineering and operations personnel, peers, standards bodies, industry conferences and leadership)

  • Engages with standards bodies and represents Charter's interests regarding standards and the future of relevant technology

  • Interacts with and manages tasks with members of cross-functional teams

  • Interacts with vendors and suppliers to understand and minimize the financial impacts of selected products and solutions

  • Manages multiple projects simultaneously without supervision

  • Adheres to industry specific local, state, and federal regulations, as applicable

  • Knows, understands and follows company policy

  • Performs other duties as requested by manager


Required Qualifications

  • Experience:
    • 10+ years of engineering work experience
    • 10+ years of project management work experience
  • Education:
    Master's Degree in Engineering, Computer Science, Information Technology, or related field, or combination of a lesser degree in combination with relevant experience
    • Deep knowledge and Experience in Wireless Systems and related technologies
    • Knowledge and Experience in creating engineering documentation packages including Engineering Design Document, Data Flow Diagram, Call Flow Diagram, Implementation Guide, Operations Guide, Maintenance Guide, Method of Procedure, Technical Bulletin, Test Plan, and Test Results
    • Knowledge and Experience in Linux systems administration, application and OS tuning
    • Advanced knowledge and experience with 3GPP technical standards including those related to wireless, mobile, and voice communications
    • Advanced knowledge of and experience with Kubernetes (Rancher preferred) including networking and persistant storage
    • Advanced knowledge of and experience with 5G Core network functions
    • Ability to read, write and speak the English language to communicate with managers, employees, customers, vendors, in person, on the phone, and by written communications in a clear, straight-forward, and professional manner
    • Advanced Knowledge of related industry specifications, standards, technologies and protocols
    • Advanced Knowledge in network design, network architecture, protocols and network topology
    • Advanced Knowledge in TCP/IP and the OSI Model
    • Advanced Knowledge in using ticketing and software tools to support the current operations.
    • Advanced Knowledge of network devices and network appliances
    • Advanced knowledge of computer servers and various operating systems (https://e.g. Linux, Windows)
    • Advanced knowledge of productivity software, such as Visio, PowerPoint, Word, and Excel
    • Ability to perform duties in a fast pace environment and ability to learn new technology quickly
    • Ability to use personal computer and software applications
    • Ability to communicate with all levels of management
    • Ability to prioritize and organize effectively
  • Travel Ability: Office Environment
  • Schedule:
    • Full time

    • This position is eligible to work in a hybrid work model (combination of in-office and remote days)

Preferred Qualifications

  • Skills /Abilities and Knowledge

    • Knowledge of and experience with Ericsson 5G core components
    • Knowledge of and experience with Nokia 5G core components
    • Knowledge of and experience with Nokia AAA server (formerly ALU 8950)
  • Industry and vendor specific certifications and training preferred (Cisco, Juniper, Alcatel-Lucent, etc.)


  • Innovative Tools & Tech: Work with high-performing software and applications on the forefront of the digital telecommunications industry.

  • Dynamic Growth: The growth of our industry and evolving technology will power your career as you move up or around the company.

  • Supportive Teams: Who you are matters here. And, we aim to foster an inclusive workplace where every person is empowered to bring their best ideas.

  • Total Rewards: See all the ways we invest in you-at work and in life

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EGN701 2023-19519 2023

Here, employees don't just have jobs, they build careers. That's why we believe in offering a comprehensive pay and benefits package that rewards employees for their contributions to our success, supports all aspects of their well-being, and delivers real value at every stage of life.

A qualified applicant's criminal history, if any, will be considered in a manner consistent with applicable laws, including local ordinances.

The pay for this position has a salary range of $124,https://000.00 to $220,https://000.00. The actual salary offer will carefully consider a wide range of factors, including your skills, qualifications, experience and location. Also, certain positions are eligible for additional forms of compensation such as bonuses.

Get to Know Us Charter Communications is known in the United States by our Spectrum brands, including: Spectrum Internet®, TV, Mobile and Voice, Spectrum Networks, Spectrum Enterprise and Spectrum Reach. When you join us, you're joining a strong community of more than 101,000 individuals working together to serve more than 32 million customers in 41 states and keep them connected to what matters most. Watch this video to learn more.

Who You Are Matters Here We're committed to growing a workforce that reflects our communities, and providing equal opportunities for employment and advancement. EOE, including disability/vets. Learn about our inclusive culture.

Why you should apply for a job to Spectrum:

  • 4.2/5 in supportive management

  • 62% say women are treated fairly and equally to men

  • 61% say the CEO supports gender diversity

  • Ratings are based on anonymous reviews by Fairygodboss members.
  • Through a partnership with Women in Cable Telecommunications, employees can access mentoring, networking and development programs.

  • Spectrum Women serves as an internal resource, helping empower women to achieve their goals for professional success.

  • In 2019, 15 Charter leaders were recognized as Cablefax’s Most Powerful Women.