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Network Design Engineers


Job Location:

Sydney - Australia

Monthly Salary: AUD 55000 - 85000
Experience Required: 4-5years
Posted: 21 August 2026 (15 hours ago)
Application Deadline: 18 November 2026
Vacancies: 1 Vacancy

Job Summary

We are seeking an experienced Network Designer to join our Network Design this role you will translate customer and internal requirements into end-to-end buildable cost-effective and standards-compliant network designs across IP/MPLS Transmission Fibre and Radio domains.

You will produce high-quality design documentation act as the technical point of contact throughout the order lifecycle and collaborate closely with Planning Provisioning Build and Project teams to ensure successful delivery of network services.

This role requires strong technical expertise across multiple network domains excellent design judgement and the ability to mentor junior designers.


Receive customer and internal orders from the Planning team analyse requirements scope and feasibility before commencing design

Produce end-to-end network designs that deliver buildable cost-effective and standards-compliant solutions

Prepare and issue comprehensive design packs (HLD LLD schematics bill of materials and configuration templates) to Provisioning CAD and Field teams within agreed SLAs

Validate network inventory capacity and route availability; raise augmentation requests where required

Make informed design trade-off decisions on cost resilience lead time and infrastructure reuse documenting rationale clearly

Ensure all designs meet engineering standards customer SLA obligations and diversity/resilience requirements

Conduct peer reviews of designs and present own designs in design review forums for approval

Serve as the technical point of contact for orders throughout their lifecycle responding to queries from Provisioning Build CAD and Project Management teams

Investigate and resolve design-related issues during build or activation; issue design amendments as needed

Maintain accurate as-designed and as-built records in inventory and design systems

Contribute to continuous improvement by identifying recurring issues proposing standard design patterns and updating templates and guidelines

Mentor junior designers and share knowledge on new technologies vendor platforms and best practices

Comply with workplace Health Safety and Environment (HSE) policies and procedures at all times

Actively contribute to process improvement initiatives and suggest enhancements to workflows and best practices

Undertake any other duties and activities as requested by the line manager or as required by business needs

Requirements

Education: Bachelors degree in Telecommunications Electronics Computer Science or related engineering field

Experience: 58 years of hands-on experience in network design within a telecom or service provider environment

Technical Skills:

o Hands-on design experience with major vendor platforms (Cisco Juniper Nokia or Huawei)

o Strong expertise in Cisco Routing & Switching (IOS IOS-XE IOS-XR Catalyst Nexus ASR/NCS)

o Solid knowledge of IP/MPLS technologies including OSPF IS-IS BGP LDP RSVP-TE L2VPN/L3VPN and QoS

o Transmission design experience across DWDM OTN and/or SDH (wavelength planning link budgets protection)

o Fibre network design including fibre selection ODF/FDH allocation and optical loss budgeting

o Diverse network design with true A/B path diversity across cables joints and conduits

o Radio network design knowledge (microwave links 4G/5G transport fronthaul & backhaul)

o Experience with voice transport design (TDM SIP VoIP IMS/VoLTE)

o Working knowledge of engineering systems (Netcracker MapBlaster VMR Design Investigator Spatial Web)

Soft Skills:

o Strong analytical and decision-making skills

o Excellent communication and stakeholder management abilities

o Ability to mentor and share knowledge effectively

Other Requirements:

Experience working in onshore-offshore delivery models


Required Skills:

1 to 3 years of experience in planning design and detailed documentation of communications OSP networks Understanding of networking concepts IP addressing and Subnet Masking Network Switches and Routers Networking certifications such as CCNA/CCNP are highly preferable Understanding of direct fiber access network that includes active and passive devices Understanding of aerial underground and intra-building designs standards of NBN will be an added advantage Working experience on Optus database and systems such as Helix Mapblaster SpatialWeb U2000 etc. is preferable Working experience on live spatial and non-spatial systems is highly preferable Knowledge of GIS related platforms systems and tools such as MapInfo and AutoCAD Map Good command over technical writing and documentation skills