Senior Technical Specialist
Optus —Macquarie Park NSW
- Management
- Engineering
- No degree
- Parental leave
Senior Technical Support Specialist - Quality Control
AstraZeneca —Macquarie Park NSW
- Full-time
- Laboratory experience
Senior Remote Technical Service Specialist
Medtronic —Macquarie Park NSW
- Full-time
- Remote
- CRM software
- Microsoft Excel
- Salesforce
Paid Search & Account Specialist
Click Click Media —Norwest NSW
- $85,000 - $105,000 a year
- Full-time
- In-person
- AI
- Communication skills
Quick Apply
14d
Senior Technical Specialist
Department of Education —Inner West NSW
- $129,464 - $142,665 a year
- Full-time
- Administrative experience
- No degree
- APIs
- Opportunities for advancement
6d
Director Technical
Environment Protection Authority —Sydney Western Suburbs NSW
- $225,628 - $250,574 a year
- Full-time
- Working with children
- Recruiting
5d
Senior Facilities Manager
Cushman & Wakefield —Bella Vista NSW
- Full-time
- Leadership
- Communication skills
- Hospital experience
Quick Apply
ICT Computer Services Team Leader
NSW Health —Kingswood NSW
- $133,637 - $150,872 a year
- Full-time
- Management
- Microsoft Office
- Analysis skills
- Employee assistance program
8d
Claims Technical Specialist
TAL —Sydney NSW
- Full-time
- Hybrid work
Quick Apply
Change and Training Manager
CSR —North Ryde NSW
- Contract
- Management
- Agile
- Leadership
Quick Apply
Senior Customer Success Specialist - Gen AI, Customer Success Center of Excellence
Amazon Web Services Australia Pty Ltd —Sydney NSW
- Full-time
- Management
- PMP
- Research
Implementation Specialist
Karbon —Sydney NSW
- Microsoft Excel
- AI
- Communication skills
- Annual leave
- Parental leave
Quick Apply
8d
Senior Asset Management Specialist
Lloyd's Register Group —Sydney NSW
- Communication skills
Senior Technical Application Support Specialist
NASDAQ —Sydney NSW
- Full-time
- Hybrid work
- Communication skills
2h
Specialist Senior Customer Engineer
Hitachi —Macquarie Park NSW
- Full-time
- Microsoft Outlook
- Microsoft Office
- Communication skills
Project Engineer
TransGrid —Eastern Creek NSW
- No degree
- Parental leave
Senior Artworker
Woolworths Group —Bella Vista NSW
- Full-time
- Hybrid work
- AI
- Communication skills
- Work from home
13d
Senior Compliance Officer
Department of Customer Service —Sydney NSW
- $129,464 - $142,665 a year
- Full-time
- Hybrid work
- Construction
- Communication skills
5d
Senior Manager, Allied Professional Services (Service Innovation & Reform)
Aboriginal Legal Service —Redfern NSW
- $129,464 - $155,789 a year
- Full-time
- Working with children
- Psychology
- Social Work
3d
Head of Life & Geosciences
Australian Museum —Sydney NSW
- $149,739 - $196,552 a year
- Full-time
- Doctoral degree
- Master's degree
- Team management
2d

I want to receive the latest job alert for senior technical specialist in hills district nsw

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

Explore jobs in more locations

senior technical specialist jobs near hills district nsw

Implementation Specialist jobs in Sydney NSW

Senior Technical Support Specialist jobs in Macquarie Park NSW

Senior Asset Manager jobs in Sydney NSW

Senior Compliance Officer jobs in Sydney NSW

Service Leader jobs in Tempe Nsw

Service Leader jobs in New South Wales

Hybrid Work Customer Service jobs in Melbourne Vic

Airline Customer Service jobs in Sydney Nsw

Service Leader jobs in North Rockhampton Qld

Service Leader jobs in Logan City Qld

Airport Customer Service jobs in Melbourne Vic

Field Service Technician jobs in Brisbane Qld

Disability Support Worker With No Experience jobs in Gold Coast Qld

Senior Citizens jobs in Central Coast Nsw

Certificate Ii In Health Support Services jobs in Queensland

Marketing Specialist jobs in Perth Wa

Medicine Staff Specialist jobs in Victoria

Senior Marketing Manager jobs in Sydney Nsw

Senior Technical Specialist jobs in Parramatta Nsw

Implementation Specialist jobs in Remote

Senior Technical Specialist

Optus -
Macquarie Park NSW

Apply Now

Job Details

Benefits

Onsite gym
Parental leave

Qualifications

Management
Engineering
5G
VoIP
Telecommunication
3G

Full Job Description

Senior Technical Specialist

Date: 20 May 2026

Location: Macquarie Park, Australia

Company: Singtel Group

Optus is an Australian telecommunications company, delivering more than 11 million services to our customers every day across mobile, broadband and digital solutions.

The role serves as a subject matter expert within the Integration & Maintenance Engineering team, responsible for testing and integrating new software, hardware, and services into the Optus network, primarily across network infrastructure including firewall, proxy, security gateways, ELK stack, micro & macro segmentation. It also provides architecture, design and operational support , manages vendor issues, and supports fault resolution and integration deliverables, including after-hours work when required. The position demands strong independence, problem-solving skills, and a forward-thinking mindset with a focus on automation and modern testing approaches.

What You'll Do

Provide architecture, design, implementation, and maintenance support cyber security infrastructure.
Lead testing for major programs, coordinating testers and mentoring junior engineers.
Act as a subject matter expert, driving product testing, integration, and vendor defect resolution before deployment.
Manage production cutovers, ensuring minimal customer impact and effective rollback strategies.
Maintain platform ownership of network products, reducing outages through best practices and supported configurations.
Perform software and hardware upgrades, testing new technologies and improving infrastructure efficiency.
Develop high-quality design, testing, and engineering documentation while contributing to network strategy and planning.
Monitor performance, drive optimisation initiatives, and act as the technical interface with vendors and stakeholders.

What You Bring

Degree qualification in Telecommunications Engineering (or related discipline) or equivalent experience.
10+ years’ telecommunications experience with broad and deep technical expertise across areas such as 3G/4G/5G, VoIP, IP networking, network secruity transmission, OSS, cloud, and voice technologies.
Strong understanding of network operations, processes, and customer issue diagnosis, including major fault management across multiple platforms.
Proven ability to communicate complex technical concepts clearly to senior stakeholders, including GM level, and engage with middle and senior management.
Experience in testing, proof of concept (PoC), and network design with practical, solution-focused implementation knowledge.
Experience working in large-scale network environments, with exposure to system integration and performance optimisation.
Professional certifications across key providers like Cisco, Checkpoint, Fortinet will be a plus.

The good stuff…

Competitive remuneration and colleague discounts. Make life easier (and more affordable) with $80 monthly credit and 25% off Optus products and outstanding shopping discounts with our retail partners.
Flexible working arrangements with opportunities to work three days in the office, two days remote or home.
Vibrant and collaborative office campus that includes cafes, convenience store, chill out zones, GP, post office, gym and on-site childcare centre.
Competitive leave policies, including additional 'Connected’ days to focus on culture, family, health, community, or whatever’s important to you.
We support growing families with inclusive, carer-neutral paid Parental Leave of up to 16 weeks.
Direct your own development and build future-ready skills with Optus U’s industry-focused micro-credentials, developed with La Trobe and Macquarie Universities.
Build meaningful connections through colleague-led networks and diversity initiatives including Culture Connect, Elevate Women, Disability Network and Express Yourself (LGBTQIA+).
Put your wellbeing first with free access to counselling and support services, 24/7 — in-person, by phone, SMS, or video.
Free Optus bus from Macquarie University Metro Station (every 6-8 minutes); morning and afternoon.

At Optus, we are strengthened by others and that means valuing diversity and saying ‘yes’ to embracing individual differences. We are committed to ensuring that our application process provides an equal employment opportunity to all job seekers, including individuals from diverse gender, cultural and linguistic backgrounds, individuals with a disability, individuals identifying as being part of the LGBTQIA+ community, individuals who may have served in the armed forces or who identify as Aboriginal and/or Torres Strait Islander. We also want to do our best to make our recruitment process inclusive. If you require any adjustments or accessibility support to participate fairly and equitably in the recruitment process, please email [email protected] or call 1800 309 170.

For more information on Diversity, Inclusion & Belonging at Optus, please visit https://www.optus.com.au/about/inclusion-diversity

Apply Now

Refine Your Search

senior technical specialist jobs in hills district nsw

Senior Technical Specialist

Senior Technical Support Specialist - Quality Control

Senior Remote Technical Service Specialist

Paid Search & Account Specialist

Senior Technical Specialist

Director Technical

Senior Facilities Manager

ICT Computer Services Team Leader

Claims Technical Specialist

Change and Training Manager

Senior Customer Success Specialist - Gen AI, Customer Success Center of Excellence

Implementation Specialist

Senior Asset Management Specialist

Senior Technical Application Support Specialist

Specialist Senior Customer Engineer

Project Engineer

Senior Artworker

Senior Compliance Officer

Senior Manager, Allied Professional Services (Service Innovation & Reform)

Head of Life & Geosciences

I want to receive the latest job alert for senior technical specialist in hills district nsw

Related Searches

Explore jobs in more locations

Senior Technical Specialist

Job Seeker Tools

Employer Tools

Browse

Stay Connected