Network Engineering - Senior Engineer - L2/L3 + CCNA/CCNP + Python

Employment Type

Permanent

Closing Date

11 July 2026 11:59pm

Job Title

Network Engineering - Senior Engineer - L2/L3 + CCNA/CCNP + Python

Job Summary

The Network Engineering-Senior Engineer is a critical contributor in ensuring that the Telstra network delivers a superior network experience for our consumer and business customers. You do this by drawing on your deep levels of telecommunications network expertise and experience to provide specialist analysis, design, development and deployment in network specific technology domains, including developing platform specific technology roadmaps and making technology investment recommendations.

Job Description

Who We Are

We're an iconic Aussie brand with a global footprint. Our purpose is to build a connected future so everyone can thrive. We're all about providing the best experience and delivering the best tech on the best network.

This includes making Telstra the place you want to work. For you, that means a having career that grows with you and working with a team powered by human connection that prioritizes wellbeing and choice.

Focus of the Role

The Network Senior Engineer provides advanced technical leadership and operational support for NTU Device hardware, Network Integration and Element Manager platform. This role is critical to ensuring the reliability, scalability, and performance of Telstra’s network infrastructure through expert-level configuration, comprehensive testing programs, authoring detailed design documents, defect resolution, and vendor collaboration.

How the role contributes to business strategy?

Effectively and efficiently support critical projects with specific outcomes via a program of work within the Fixed Engineering with a strong focus on the NTU hardware.

The measurable deliverables and outcomes of this role will be the successful integration and delivery of an NTU solution within the Ethernet Packet mission.

What We Offer

• Access to thousands of learning programs so you can level-up
• Global presence across 22 countries; opportunities to work where we do business.
• Up to 26 weeks maternity leave provided to the birth mother with benefits for all child births
• Up to 16 weeks paid paternity leave provided to the non-birthing partners
• Employees are entitled to 21 paid annual leaves per calendar year
• Eligible employees are entitled to 12 days of paid sick / casual leave per calendar year
• Relocation support options across India, from junior to senior positions within the company
• Receive insurance benefits such as medical, accidental and life insurances.

Key Accountabilities:  

• Work independently to deliver assigned engineering outcomes end-to-end
• Drive work plans and day-to-day decisions aligned to defined mission goals and delivery milestones
• Provide technical leadership for a small team, setting direction and unblocking delivery
• Mentor engineers through coaching, technical review, and pairing to uplift capability and consistency
• Define and maintain engineering standards (design patterns, configuration baselines, testing practices, and quality gates)
• Own technical decision-making, including trade-offs across reliability, scalability, performance, and operational supportability
• Produce clear, high-quality technical designs that are reviewable, traceable, and implementation-ready
• Author and maintain Methods of Procedure (MOPs) for repeatable change execution
• Create and improve operational runbooks (fault isolation steps, recovery actions, and escalation pathways)
• Apply deep networking expertise to troubleshoot complex L2/L3 issues and improve network outcomes
• Champion an automation mindset by identifying repetitive work and creating reusable scripts, checks, and workflows
• Communicate technical context and decisions clearly in writing for engineers, operations, and stakeholders
• Operate as a senior, hands-on engineer, combining leadership with practical delivery and continuous improvement

Essential Technical Skills:

• 5–10+ years’ experience in telecommunications carrier or large enterprise network environments
• Experience working within a telecommunications carrier (Telstra preferred)
• Deep L2/L3 networking expertise at CCNP (or equivalent) level
• Strong Linux operating system proficiency
• Network testing experience using IXIA (or equivalent)
• Proven experience writing and maintaining automation and tooling
• Strong scripting skills in Python
• Strong scripting skills in Bash
• Working knowledge of SQL for querying and automation support
• Exposure to or hands-on experience building AI-assisted solutions or AI agents
• Demonstrated ability to apply automation/AI to improve engineering and operational workflows.

Highly desirable skills:

• Experience with RAD or ADTRAN platforms is desirable but not essential.

We're amongst the top 2% of companies globally in the CDP Global Climate Change Index 2023, being awarded an 'A' rating. If you want to work for a company that cares about sustainability, we want to hear from you.

As part of your application with Telstra, you may receive communications from us on +61 440 135 548 (for job applications in Australia) and +1 (623) 400-7726 (for job applications in the Philippines and India).

When you join our team, you become part of a welcoming and inclusive community where everyone is respected, valued and celebrated. We actively seek individuals from various backgrounds, ethnicities, genders and disabilities because we know that diversity not only strengthens our team but also enriches our work. We have zero tolerance for harassment of any kind, and we prioritise creating a workplace culture where everyone is safe and can thrive. 


As part of the hiring process, all identified candidates will undergo a background check, and the results will play a role in the final decision regarding your application.


We work flexibly at Telstra. Talk to us about what flexibility means to you. When you apply, you can share your pronouns and / or any reasonable adjustments needed to take part equitably during the recruitment process.


We are aware of current limitations with our website accessibility and are working towards improving this. Should you experience any issues accessing information or the application form, and require this in an alternate format, please contact our Talent Acquisition team via the contact details found at www.telstra.com.au/careers/diversity-equity-and-inclusion/disability-employment