{"id":4209286,"url":"https://alion.io/job/l3harris-technologies-scientist-network-planning-engineering-melbourne-fl","title":"Scientist, Network Planning Engineering (Melbourne, FL)","company":{"id":177017,"name":"L3Harris Technologies","domain":"l3harris.com","url":"https://alion.io/company/l3harris-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":96,"open_postings":66,"ghost_share":0.015,"stale_share":0.091,"repost_share":0.061,"time_to_fill_p50_days":22,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Science & Research","role_family":"Science & Research","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Melbourne, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":16,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Office","optional":false},{"name":"MPLS","optional":false}],"status":"live","first_seen_at":"2026-11-13T00:27:38Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-13T00:27:38Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Job Title: Scientist, Network Planning Engineering (Melbourne, FL)\nJob Code: 47722\nJob Location: Melbourne, FL (Onsite)\nJob Description:\nThe Tier 3 Network Planning Engineering Manager is responsible for providing advanced technical leadership, third-level support, and strategic network planning for IP backbone and customer routing environments. This role serves as a senior engineering resource for troubleshooting complex network issues, designing and implementing scalable network solutions, and leading planning efforts that support customer requirements and critical backbone architecture. This position will also drive network planning initiatives, capacity management, best practices, and continuous improvement efforts across the organization. The Tier 3 Network Planning Engineering Manager partners closely with engineering, operations, NOC, and cross-functional teams to ensure network reliability, performance, scalability, and operational readiness.\nEssential Functions:\nProvide Tier 3 support for troubleshooting and resolving complex IP backbone and customer routing issues.\nLead the design, engineering, and implementation of solutions that support customer requirements and critical backbone architecture.\nServe as the technical lead for network planning activities, including capacity forecasting, growth planning, architectural evolution, and long-term scalability initiatives.\nDevelop and maintain network documentation, implementation plans, standards, and training materials for engineering and NOC teams.\nDefine, implement, and promote best practices for network design, planning, operations, and capacity management.\nIdentify opportunities for automation, process improvement, and network optimization to improve efficiency, reliability, and performance.\nRoutinely perform proof-of-concept testing, service trials, and system integration validation while documenting results and recommendations.\nProvide technical leadership and guidance to engineering teams during incident response, major network changes, and strategic initiatives.\nCollaborate with internal stakeholders to evaluate current and future network needs, ensuring alignment with business, customer, and operational objectives.\nSupport on-call rotation and planned off-hours maintenance events as needed.\nParticipate in project planning sessions, technical interchange meetings, and customer design reviews.\nCoordinate execution activities to ensure project milestones, installation windows, and deployment schedules are met.\nPartner with Project Engineers to develop network implementation plans, engineering bills of materials, and integration strategies.\nQualifications:\nBachelor’s Degree and a minimum of 12 years of prior relevant experience. Graduate Degree and a minimum of 10 years of prior related experience. In lieu of a degree, there is a minimum of 16 years of prior related experience.\n10+ years of network engineering experience with IP networks.\n8+ years of experience in the design, development, and implementation of IP and MPLS network architectures.\nPreferred Additional Skills:\nAdvanced Cisco certifications such as CCNP or CCIE.\nDemonstrated experience leading network planning, capacity planning, or technical engineering initiatives in a complex network environment.\nExperience leading cross-functional technical efforts and mentoring junior or mid-level engineers.\nExcellent IP configuration and troubleshooting skills, including:\nExperience developing and managing IP addressing plans.\nAdvanced presentation, communication, and technical writing skills.\nStrong proficiency with Microsoft Office applications and 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