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Telephone Ops Engineer III

Greenwood Village, Colorado; Denver, Colorado

Spectrum’s growth and success in the ever-evolving technological landscape are built on the sophisticated innovations and service reliability our Network Operations groups provide. Our Operating Model focuses on maintaining operational excellence and reliability of Spectrum’s network to enhance our customer’s experience. The Network Operations environment is based on our Key Laws of Focus which values accuracy, resiliency and response time.

Network Technology Operations (NTO) is comprised of application, networks and access layers within our overall network.

  • Full-time
  • Job level: Entry to Senior
  • Occasional Travel

Success profile

What makes a successful Network Technology Operations (NTO) ? Check out the top traits we’re looking for and see if you have the right mix.

  • Results-driven
  • Problem-solver
  • Detail-oriented
  • Flexible
  • Leadership
  • Team Player

Hear from our team


Spectrum wants to help you get more out of life and take care of things outside the office to make life a little easier. We provide:

  • Health Benefits

    Medical, prescription drug, dental, and vision plans available.

  • Paid Time Off

    Paid vacation, sick and personal time, and holidays.

  • 401(k) Retirement Savings

    We provide a 100% match for every dollar you contribute, up to 6% of your eligible pay.

  • Education Assistance

    We support continuing education for personal and professional growth.

  • Career Progression

    Advancement is a very real and achievable goal.

  • Training and Certification

    Sponsored courses help enhance your skills.


Position Type: Full Time Location: Greenwood Village, Colorado, Denver, Colorado Date Posted: Date posted 03/30/2023 Areas of interest: Information Technology, Network Operations, Telecom Engineering, Telephony Requisition Number: 332495BR Business unit: Network Operations ETC370-NTO JOB SCOPE

Under minimal supervision, responsible for managing the Voice Core switching and routing platforms deployed by the company. Specifically responsible for performing or providing support for the following functional areas: Operations, Administration, Maintenance, and Provisioning. Switches may be Constant Bit Rate (CBR)/ Time Division Multiplexed (TDM) or packet based such as Voice Over IP soft switches. Able to resolve the vast majority of telephony network trouble tickets without assistance. Provides troubleshooting assistance to entry level & mid-level switch engineers. Able to direct the trouble shooting efforts during major outages.

  • Evaluates, coordinates, and supports all core telephony equipment activity including hardware and software upgrades and maintenance. Supported voice core platforms include Nokia IMS, Metaswitch CFS/ISUMG, Session Border Controllers, Sonus/Ribbon tandem components, Broadsoft Network and Application Servers, Nokia ALU/CTS, Nokia hiQ, and multiple Media Server platforms.
  • Demonstrates IP knowledge, L2, L3, TCP, UDP and telephony equivalents. Ability to troubleshoot IP connectivity issues.
  • Configures and troubleshoots SS7, ISUP, and SIP unassisted. Assists and coordinates the efforts of other TOE I/II in configuring and troubleshooting SS7, ISUP, and SIP.
  • Follows established guidelines for telephone network daily health check procedures and determines call out protocols during outage situations.
  • Prepares detailed RCA documentation as a post mortem for critical outages.
  • Creates mops for other TOE's to implement. Reviews and guides other TOE's in mop creation and implementation.
  • Assumes a leadership role during major outages, coordinating not only within the Telephony group but between functional areas.
  • Assumes a leadership role in all Residential and Business telephony issues, coordinating not only within the Telephony group but between functional areas.
  • Documents and assists other TOE's with documenting switch and telephone network architecture.
  • Performs other duties as requested by supervisor.
  • Bachelor's degree in Computer Science, Electrical Engineering or related field, and / or equivalent work experience
  • Minimum five (5) years of experience with wireline, wireless, or broadband telephony
  • Minimum three (3) years of Data network experience
  • Advanced knowledge of related industry specifications and standards IEEE, ANSI, Physical Media (Multimode Fiber, Single-mode Fiber, UTP, etc.), bridging, switching, routing, Ethernet and transport technologies and protocols
  • Experience with network design, network architecture, protocols and network topology
  • TCP/IP and the OSI Model
  • Experience in network devices and basic network appliances
  • Ability to perform duties in a very fast-paced environment and ability to learn new technology quickly
  • Knowledge of company products and services
  • Industry and vendor specific certifications and training (Cisco, Nokia, Metaswitch, Alcatel-Lucent, etc.)
  • Office Environment
#LI-AK ETC370-NTO 332495 332495BR

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.

The pay for this position has a salary range of $78,900.00 to $139,500.00. 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 93,000 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.
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