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Systems Engineer IV - HMNO

SpectrumEnglewood, COMay 14th, 2026
This role requires the ability to work lawfully in the U.S. without employment-based immigration sponsorship, now or in the future.Are you ready to support and evolve next generation wireless infrastructure? As a System Engineer IV 5GHMNO (RAN & CORE), you will lead engineering activities across implementation and operations of 5G network systems. You will partner with cross-functional teams to design, deploy, integrate, troubleshoot, and support 5G Core, RAN, and other platforms that power Spectrum Mobile services. This role ensures system reliability, performance, and scalability while driving continuous improvements across the HMNO network.How You'll Make an ImpactDesign, implement, integrate, configure, troubleshoot, and support 5G HMNO systems across Core, RAN, and Spectrum Mobile environmentsLead deployment activities including configuration, validation, and integration of network elementsMonitor network performance and proactively identify, troubleshoot, and resolve system issuesSupport day to day operations including incident response, root cause analysis, and service restorationAnalyze and optimize system performance, capacity, and reliability to meet service level objectivesDevelop and maintain technical documentation, standards, and operational proceduresProvide technical guidance and support to regional and cross functional teamsParticipate in on call rotation to ensure continuous support for critical wireless infrastructureDrive continuous improvement initiatives to enhance automation, monitoring, and operational efficiencyEnsure compliance with company standards and applicable regulatory requirementsWorking ConditionsHybrid office environment with after hours support as part of on call rotationWhat You'll Bring to SpectrumRequired QualificationsRequired Skills/Abilities and KnowledgeAbility to read, write, speak and understand EnglishAbility to use personal computer and software applications Systems knowledge (Linux, Unix) Infrastructure knowledge (Raw Iron, Steel Cloud, ElasticCloud, OpenStack, AWS)Ability to work in a team environment In-depth knowledge in areas of specialty for specific applications, and general knowledge of supporting or integrating applications creating platform ecosystems.Basic Knowledge in TCP/IP and the OSI Model Expert knowledge in using ticketing and software tools to support the current operations.Expert knowledge of software designing software, such as VisioAbility to perform duties in a very fast pace environment and ability to learn new technology quicklyAbility to use the following office equipment telephone, copier, fax, and calculatorAbility to use personal computer and software applications Knowledge of Microsoft OfficeGeneral knowledge of OSI stack and application architecturesEducationBachelor's degree in computer science, Electrical Engineering, or related field or equivalent work experience; May require Industry Standard CertificationsExperience6+ System or Server Administration5+ years of experience in wireless network engineering or telecommunicationsHands-on experience with 5G technologies, including Core and/or RAN environmentsExperience supporting production network environments from deployment through operationsSkillsStrong understanding of 5G architecture including Core (AMF, SMF, UPF) and RAN componentsKnowledge of wireless technologies including LTE, 5G NR, and CBRSUnderstanding of networking fundamentals (TCP/IP, routing, switching, OSI model)Experience with network monitoring, troubleshooting, and performance analysis toolsDemonstrable ability to perform incident management support and detemine root cause analysisFamiliarity with ticketing systems and operational workflowsAbility to work in a fast-paced environment and manage multiple priorities Strong communication skills with ability to collaborate across teamsProficiency with standard engineering tools and documentation platformsPreferred QualificationsEducation / CertificationsIndustry certifications (e.g., 5G, Cisco, Nokia, Ericsson, AWS, or equivalent)SkillsExperience with HMNO environments or large-scale mobile network operatorsKnowledge of automation and scripting (Python, Ansible, etc.)Familiarity with cloud-native 5G Core architectures and virtualization technologiesUnderstanding of Spectrum Mobile products and servicesLI-CEBISY308 2026-72015 2026 Here, our employees don't just have jobs, they're building careers. That's why we offer a comprehensive pay and benefits package that rewards employees for their contributions to our success, supporting all aspects of their well-being 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.This job posting will remain open until 2026-05-12 04:00 AM (UTC) and will be extended if necessary.The base pay for this position generally is between $88,200.00 and $156,600.00. The actual compensation offered will carefully consider a wide range of factors, including your skills, qualifications, experience, and location. We comply with local wage minimums and also, certain positions are eligible for additional forms of other incentive-based compensation such as bonuses.Get to Know Us Charter Communications provides superior communication and entertainment products for residential and business customers through the Spectrum brand. Our offerings include Spectrum Internet, TV, Mobile and Voice. Beyond our connectivity solutions, we also provide local news, programming and regional sports via Spectrum Networks and multiscreen advertising solutions via Spectrum Reach. When you join our team, you'll be keeping our customers connected to what matters most in 41 states across the U.S. Watch this video to learn more.Grow Your Career Here We're committed to growing a workforce that reflects the customers and communities we serve – providing opportunities for employment and advancement to all team members. Spectrum is an Equal Opportunity Employer, including job seekers with disabilities and veterans. Learn about Life at Spectrum.