Network Design Engineers

RMSI Pvt. Ltd.; City of Parramatta; Hybrid; AUD 120,000 - 180,000; Full time

Job summary

RMSI Pvt. Ltd. in Parramatta, Australia, is seeking an experienced Network Designer to join our Network Design team.

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. The role demands strong technical expertise, ability to mentor junior designers, and collaboration with Planning, Provisioning, Build and Project teams to ensure successful service

Qualifications

• Bachelor's degree in Telecommunications, Electronics or related field.
• 5–8+ years' hands-on network design experience in telecom/service provider.
• Design experience with Cisco, Juniper, Nokia or Huawei platforms.
• Strong knowledge of IP/MPLS, OSPF/IS-IS/BGP, LDP, RSVP-TE, QoS.
• Experience in DWDM/OTN/SDH and fibre design; A/B path diversity.
• Ability to mentor junior designers and collaborate with multiple teams.

Responsibilities

• Receive and analyse orders, produce end-to-end, buildable network designs.
• Prepare design packs (HLD/LLD, schematics, BOM) for provisioning and field teams.
• Validate inventory, capacity, and route availability; raise augmentations.
• Mentor junior designers and contribute to templates and guidelines.
• Act as technical point of contact throughout the order lifecycle.

Skills

Network design

IP/MPLS

Cisco routing & switching

Juniper

Radio & fibre design

VoIP/IMS transport

Leadership/mentoring

Stakeholder management

Education

Bachelor's degree in Telecommunications

Electronics/Computer Science

Tools

Netcracker

MapBlaster

VMR

DesignInvestigator

Spatial Web

Job description

Parramatta, Australia | Posted on 07/24/2026

We are seeking an experienced NetworkDesigner to join our Network Design team. In this role, you will translatecustomer 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 designdocumentation, act as the technical point of contact throughout the orderlifecycle, and collaborate closely with Planning, Provisioning, Build, andProject teams to ensure successful delivery of network services.

This role requiresstrong technical expertise across multiple network domains, excellent designjudgement, and the ability to mentor junior designers.

• Receivecustomer and internal orders from the Planning team, analyse requirements,scope, and feasibility before commencing design
• Produceend-to-end network designs that deliver buildable, cost-effective, andstandards-compliant solutions
• Prepareand issue comprehensive design packs (HLD, LLD, schematics, bill of materials,and configuration templates) to Provisioning, CAD, and Field teams withinagreed SLAs
• Validatenetwork inventory, capacity, and route availability; raise augmentationrequests where required
• Makeinformed design trade-off decisions on cost, resilience, lead time, andinfrastructure reuse, documenting rationale clearly
• Ensureall designs meet engineering standards, customer SLA obligations, anddiversity/resilience requirements
• Conductpeer reviews of designs and present own designs in design review forums forapproval
• Serveas the technical point of contact for orders throughout their lifecycle,responding to queries from Provisioning, Build, CAD, and Project Managementteams
• Investigateand resolve design-related issues during build or activation; issue designamendments as needed
• Maintainaccurate as-designed and as-built records in inventory and design systems
• Contributeto continuous improvement by identifying recurring issues, proposing standarddesign patterns, and updating templates and guidelines
• Mentorjunior designers and share knowledge on new technologies, vendor platforms, andbest practices
• Comply with workplaceHealth, Safety, and Environment (HSE) policies and procedures at all times
• Actively contribute toprocess improvement initiatives and suggest enhancements to workflows and bestpractices

Undertake any other dutiesand activities as requested by the line manager or as required by businessneeds

Requirements

• Education: Bachelor's degree in Telecommunications, Electronics, Computer Science, orrelated engineering field
• Experience:5–8+ years of hands-on experience in network design within a telecom or serviceprovider environment
  • Hands-ondesign experience with major vendor platforms (Cisco, Juniper, Nokia, orHuawei)
  • Strongexpertise in Cisco Routing & Switching (IOS, IOS-XE, IOS-XR, Catalyst,Nexus, ASR/NCS)
  • Solidknowledge of IP/MPLS technologies including OSPF, IS-IS, BGP, LDP, RSVP-TE,L2VPN/L3VPN, and QoS
  • Transmissiondesign experience across DWDM, OTN, and/or SDH (wavelength planning, linkbudgets, protection)
  • Fibrenetwork design including fibre selection, ODF/FDH allocation, and optical lossbudgeting
  • Diversenetwork design with true A/B path diversity across cables, joints, and conduits
  • Radionetwork design knowledge (microwave links, 4G/5G transport, fronthaul &backhaul)
  • Experiencewith voice transport design (TDM, SIP, VoIP, IMS/VoLTE)
  • Workingknowledge of engineering systems (Netcracker, MapBlaster, VMR, DesignInvestigator, Spatial Web)
  • Stronganalytical and decision-making skills
  • Excellentcommunication and stakeholder management abilities
  • Abilityto mentor and share knowledge effectively
• OtherRequirements:
  • Experience working inonshore-offshore delivery models