Network Engineer (IMS)

Joining Nsight: Our family of companies provides complete telecommunications services, including wireless and fiber-based services to residential and business customers, along with tower erection and maintenance services in Wisconsin and Michigan's Upper Peninsula. Our commitment to customer service, local philanthropic efforts and green initiatives makes us an employer of choice in the state of Wisconsin. We like to hire people looking to grow with an organization and those who are excited about the ever-changing telecommunications industry. The IMS & Voice Network Engineer II on the Network Services Team, you will support platforms that support both wireless operations throughout their lifecycle. This position will also be responsible for new technology and product research, as well as, providing plans on how to implement new technology in our network. Note: this position is out of Green Bay but hybrid. What you'll be doing: Under minimal supervision, the IMS & Voice Network Engineer II on the Network Services Team, you will support voice centric platforms deployed by our company for both wireless and wireline operations. Will be responsible for RCA for major outages. This role is responsible for providing support for Operations, Administration, Maintenance and Provisioning as well as responsible for new technology and product research implementation and design. Current platform vendors include: Broadsoft, Ribbon, Mavenir, Dialogic, Dell and Cisco servers. Additional responsibilities may include sysadmin duties, scripting, troubleshooting assistance to entry and mid-level network engineers. Must be able to resolve telephony network issues with minimal assistance. Perform network design and OAM/P for voice centric elements. Installs, admins, configures and maintains network management systems including operating systems and related software. Provide on-call support to resolve troubles outside of normal business hours. Works with monitoring team in managing applications, device availability, network conditions / status, system reliability & performance, and maintenance programs. Manage network hardware, supporting systems and network additions / upgrades MOP Creation and implementation and review. RCA documentation and reporting for critical network outages. Other duties as assigned What we're looking for: Effective verbal and written communication skills with Sr. Management, as well as fellow engineers and vendors. Analytical and logical problem solving. Expert knowledge of voice core platforms, call flows and protocol stacks: SBC, STP, IMS, MGW, MGCF, and voice application servers Advanced understanding of voice delivery over both TDM and IP based networks. SS7, ISUP, SIGTRAN, SIP/SDP, RTP, IP Routing/Switching and QoS Telephony Circuit architecture: OC192 - OC3, DS3, DS1 etc Understanding of Cellular Voice and SMS services. Understanding of additional signaling protocols used in Wireless (cellular) Voice delivery. Diameter, DNS/ENUM, Audio/Video codecs used wireless voice applications Experience designing, implementing, troubleshooting, and operating voice core network elements and protocol stacks. Ability to produce accurate and comprehensive network documentation. Ability to lead troubleshooting and design efforts for wireless and wireline voice issues. Understanding of IP Networking Technologies. Understanding of Virtualization Technologies. 5 to 7 years of experience in the design and operation of telecommunications or enterprise voice networks. BS in Computer Science, Engineering or related field, or, equivalent work experience. It would also be helpful, but not required to have Experience with PaloAlto firewalls and Cisco IOS-XR based routers. Kubernetes Experience Linux OS experience SSCA SIP School Certification A highly skilled voice network engineer with a strong background in telecommunications, exceptional problem-solving abilities, and effective communication skills would excel in this role. To view our competitive benefits, click here Joining Nsight/Cellcom: Join our telecom team in Wisconsin and Michigan's Upper Peninsula, where we focus on delivering excellent wireless and fiber solutions and expert tower construction and maintenance. With a strong commitment to customer service, community involvement, and eco-friendly practices, we're more than just a company; we're shaping the future of connectivity. If you're passionate about making a difference and want to be part of an innovative telecom environment, come join us Cellcom is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information. This is a drug-free workplace. If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to recruiting .