{"id":133446,"url":"https://alion.io/job/tpg-telecom-network-security-engineer","title":"Network Security Engineer","company":{"id":49832,"name":"TPG Telecom","domain":"tpgtelecom.com.au","url":"https://alion.io/company/tpg-telecom","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"A","score":88,"open_postings":4,"ghost_share":0,"stale_share":0.5,"repost_share":0,"time_to_fill_p50_days":29,"computed_at":"2026-11-06T05:58:05Z"}},"role":"Security","role_family":"Security","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sydney, Australia"],"countries":["AU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":81000,"max_usd":225000,"period":"year","method":null,"sample_n":2929},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DNS","optional":false}],"status":"live","first_seen_at":"2026-07-31T00:00:00Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-06T18:58:21Z","board_verified":true,"closed_at":null,"days_open":98,"trust":{"level":"stale","repost_count":1,"flags":["stale"],"days_open":98},"description":"Your opportunity:\nFor this role, the prime accountability is to develop network solutions for internal stakeholders. Work through business requirements and help deliver connectivity solutions. Be familiar with technologies such as DC routing & switching, F5 LTM, GTM, firewalls, DNS & proxies. You will help design, implement, monitor & manage nominated platforms / systems in relation to operations (L3), hands on changes, lifecycle, capacity, performance, and risk management.\nYou will enable and support Architecture and Delivery teams in the planning, design, and execution of relevant solutions & business project outcomes. You will ensure a close working relationship with the other engineering domains, the broader Technology organisation, and the relevant vendors.\nResponsibilities:\nWithin the Network Services Platform & Design Team you will work with relevant architectural and project teams towards domain impacting solutions and projects,Review and align that solutions & design standard are followed, highlight potential deviations that may impact capacity, performance, lifecycle, security objectives. \nWork with external vendors to align end-to-end design & capabilities.\nAssist in design workshops, solutions & information gathering to help deliver network solutions.\nSupport project teams through design approval, testing and acceptance.\nContribute to the system architectural and capability evolution.\n\nEngage with relevant vendors including the managed services vendors to ensure acceptable capacity lifecycle and performance management of systems and network interfaces.\nHelp with the implementation of network design/solutions and provide handover & knowledge transfer to operations.\nParticipate in weekly change meetings/forums to assess changes and impacts.\nParticipate in weekly design meetings/forums to review detail designs.\nWhat's in it for you?\nFlexible hybrid way of working (from home and office)\n‘Stay Connected Mobile’ - Access to a free mobile plan\n‘Stay Connected NBN’ - Access to a free, high-speed NBN plan (up to 500 Mbps)\n‘Your Leave’ - additional leave to be used whenever you like - every year\nAccess to TPG Learning Hub platform and internal development opportunities\nAccess to Corporate Partner Discounts\nDon’t meet every single requirement? That’s OK! At TPG Telecom, we’re all about creating an accessible workplace where everybody feels safe to bring their authentic self to work - regardless of background. If you think this role is a great fit for you but some of the qualifications don’t align with your experience, we still encourage you to apply - you might just be the perfect candidate for a similar role with us! Learn more about life at TPG Telecom here.\nTPG Telecom also acknowledges the Gadigal People of the Eora Nation as the Traditional Custodians of lands and waterways where this office can be found in Barangaroo.\nOur Talent Acquisition Team and Hiring Managers kindly request no unsolicited resumes or approaches from Recruitment Agencies. 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