Infrastructure Admin Part Time Jobs in Australia - May 2026

This is a featured job

PLANT & FLEET COORDINATOR

at K2 Plant Pty Ltd

This is a Part time job

Hamilton, Brisbane QLD(Hybrid)

$35 – $45 per hour

Join a growing business with a modern fleet supporting Mining & Civil projects
Flexible working arrangements and supportive team culture

Join a growing business with a modern fleet supporting Mining & Civil projects
Flexible working arrangements and supportive team culture

Join K2 Group in an exciting Fleet & Plant Coordinator role supporting the operation and growth of our modern fleet across major projects.

subClassification: Fleet ManagementFleet Management

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

Featured

This is a featured job

Office Administrator / Reception – Part Time

at Building Rectification Services

This is a Part time job

Molendinar, Gold Coast QLD

$28 – $40/hour - Relative to Applicable Experience

We’re flexible for the Right Person
Opportunities to GROW your Skills and Career
Supportive Team that Values what you Bring

We’re flexible for the Right Person
Opportunities to GROW your Skills and Career
Supportive Team that Values what you Bring

Be the confident go‑to person who keeps our office running smoothly. Enjoy real flexibility, plenty of variety and a supportive team.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

Featured

Listed four days ago

Network Support Officer - Jandakot Primary School

at Department of Education

This is a Part time job

Success, Perth WA

Level 3, $81,448 - $87,376 per annum (pro-rata)

Jandakot Primary School (PS) is seeking an enthusiastic and motivated Network Support Officer to join our friendly and professional team.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

4d ago

Listed seven days ago

System Administrator

at Acquire Technology Solutions

This is a Part time job

Perth WA(Hybrid)

You will report to the Infrastructure Manager and be based at our Perth office in Australia. As a System Administrator, you will ensure the...

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

7d ago

Listed one day ago

Site Administrator

at SRG Global

Be an early applicant

This is a Part time job

Sandy Creek, Adelaide Hills & Barossa SA

Permanent Part Time role on major civil project
Support site admin, onboarding, payroll, and invoicing
Join a complex Water Tank Project in Sandy Creek

Permanent Part Time role on major civil project
Support site admin, onboarding, payroll, and invoicing
Join a complex Water Tank Project in Sandy Creek

Value-add Site Administrator role supporting a major civil Water Tank Project in Sandy Creek.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

1d ago

Listed one day ago

Adminstrator

at Veolia Australia & New Zealand

This is a Part time job

Rockhampton, Rockhampton & Capricorn Coast QLD

Competitive Salary and Benefits

Work on Queensland's $983M water infrastructure game changer
Flexible 20+ hours/week & comprehensive benefits
Build your career with professional development & clear progression

Work on Queensland's $983M water infrastructure game changer
Flexible 20+ hours/week & comprehensive benefits
Build your career with professional development & clear progression

Join our team on a transformational pipeline project and enjoy flexible work, competitive benefits, and genuine career development opportunities.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

1d ago

Listed twenty three hours ago

IT Support Administrator

at Inspire Early Learning Journey

This is a Part time job

Camberwell, Melbourne VIC

We are seeking a versatile and dedicated Junior IT Support Administrator to join our Head Office. Apply now!

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

23h ago

Listed twelve days ago

SA Sales & Operations Administrator

at LVL80 Cranes Pty Limited

This is a Part time job

Kilkenny, Adelaide SA

$75,000 – $85,000 per year (pro-rata)

Sales & Ops Administrator to drive seamless sales support, project coordination and operations efficiency across teams with precision and urgency.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

12d ago

Listed four days ago

Admin

at PLE Contracting Pty Ltd

This is a Part time job

Gateshead, Newcastle, Maitland & Hunter NSW

$30 – $35 per hour

School Based Work Hours Great Opportunity to join one of Newcastle’s longest established and respected electrical companies in a key position.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

4d ago

Listed ten days ago

Site Administrator

at Seymour Whyte Constructions

This is a Part time job

Canberra ACT

Flexible part time options - 16-20 hours per week

Employee awards and recognition - celebrate the wins, big and small
Shopping discounts with major brands (save on everyday spend)
Lifestyle, fitness & wellness offers (discounts on the good stuff)

Employee awards and recognition - celebrate the wins, big and small
Shopping discounts with major brands (save on everyday spend)
Lifestyle, fitness & wellness offers (discounts on the good stuff)

Our teams specialise in highly complex Civil Infrastructure projects. Utilise your expertise to contribute to our world-class sustainable projects.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

10d ago

Listed one day ago

Workshop Administrator

at Wormall Group

This is a Part time job

Cardup, Mandurah & Peel WA

Permanent part-time role.
Weekly pay cycle
Monday - Friday 10:00am - 2:00pm (negotiable)

Permanent part-time role.
Weekly pay cycle
Monday - Friday 10:00am - 2:00pm (negotiable)

We're looking for a Workshop Administrator to join our team based in Cardup on a part-time basis.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

1d ago

Listed one day ago

School IT Coordinator

at Brisbane Catholic Education

Be an early applicant

This is a Part time job

Childers, Bundaberg & Wide Bay Burnett QLD

From 39.44 to 41.35 AUD per hour

St Joseph's Primary School, CHILDERS
Term time | Fixed-term | Commencing as soon as practical
Enjoy the flexibility of working school hours and term weeks only!

St Joseph's Primary School, CHILDERS
Term time | Fixed-term | Commencing as soon as practical
Enjoy the flexibility of working school hours and term weeks only!

Leverage your skills in IT and join the St Joey's community in Childers as the IT Coordinator!

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

1d ago

Listed twenty one hours ago

Technical Admin Officer

at Code HQ

This is a Part time job

Glen Iris, Melbourne VIC(Hybrid)

$32 – $36 per hour + super

Part-time, hybrid role. Be part of a supportive team and gain insight into the building industry in a role that offers variety and growth.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

21h ago

Listed eight days ago

PLANT & FLEET COORDINATOR

at K2 Plant Pty Ltd

This is a Part time job

Hamilton, Brisbane QLD(Hybrid)

$35 – $45 per hour

Join a growing business with a modern fleet supporting Mining & Civil projects
Flexible working arrangements and supportive team culture

Join a growing business with a modern fleet supporting Mining & Civil projects
Flexible working arrangements and supportive team culture

Join K2 Group in an exciting Fleet & Plant Coordinator role supporting the operation and growth of our modern fleet across major projects.

subClassification: Fleet ManagementFleet Management

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

8d ago

Listed four days ago

Electrical Administration Assistant

at Sheed Electrical WA

This is a Part time job

Busselton, Bunbury & South West WA(Remote)

$35 – $40 per hour

We are seeking a Permanent Part-Time Electrical Administration Assistant to join our growing, family-owned business.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

4d ago

Listed two days ago

Office Administrator / Reception – Part Time

at Building Rectification Services

This is a Part time job

Molendinar, Gold Coast QLD

$28 – $40/hour - Relative to Applicable Experience

We’re flexible for the Right Person
Opportunities to GROW your Skills and Career
Supportive Team that Values what you Bring

We’re flexible for the Right Person
Opportunities to GROW your Skills and Career
Supportive Team that Values what you Bring

Be the confident go‑to person who keeps our office running smoothly. Enjoy real flexibility, plenty of variety and a supportive team.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

2d ago

Listed seven days ago

Office Coordinator

at Tanda

This is a Part time job

Fortitude Valley, Brisbane QLD

Part Time (~30 hours/week)

Autonomy and ownership to make meaningful decisions
Work with great and competent colleagues
Part Time & Flexible Hours

Autonomy and ownership to make meaningful decisions
Work with great and competent colleagues
Part Time & Flexible Hours

Join one of Queensland's fastest growing companies!

subClassification: Office ManagementOffice Management

classification: Administration & Office Support(Administration & Office Support)

7d ago

Listed one day ago

Service Desk Analyst I

at L.E.K. Consulting

This is a Part time job

Sydney NSW

$40–45k part-time salary + profit share & benefits

Join a global consulting firm where you’ll solve real tech challenges, support people, and grow your IT career every day.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

1d ago

Listed two days ago

Front Office Administrator

at Fulton Hogan Australia Pty Limited

This is a Part time job

Eight Mile Plains, Brisbane QLD(Remote)

Infrastructure Services | Supportive Environment | Deliver "Good Work" each day
Creating, Connecting, and Caring for Communities
Real Values: Respect, Energy & Effort, Attitude and Leadership

Infrastructure Services | Supportive Environment | Deliver "Good Work" each day
Creating, Connecting, and Caring for Communities
Real Values: Respect, Energy & Effort, Attitude and Leadership

Dynamic position in a supportive and collaborative environment | Fantastic growth opportunities

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

2d ago

Listed five days ago

IT and Systems Support Coordinator

at Glen Education

This is a Part time job

Bentleigh East, Melbourne VIC(Hybrid)

Glen Education are committed to being an employer of choice and the ongoing development of our people.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

5d ago

Listed twenty four days ago

Office Administrator

at Connect Electrical

This is a Part time job

Canberra ACT

$65,000 – $80,000 per year

Friendly and Supportive Team Environment
Work hard at work! Be home when you're home.
Opportunity for role expansion

Friendly and Supportive Team Environment
Work hard at work! Be home when you're home.
Opportunity for role expansion

5 day (8.30am-4.30pm) office administrator role in a friendly team. Support business growth, enjoy work-life balance, and make a real impact.

subClassification: Office ManagementOffice Management

classification: Administration & Office Support(Administration & Office Support)

24d ago•Expiring

Listed four days ago

Administration Officer (Construction)

at Yarrawood Construction Group Pty Ltd

This is a Part time job

Lilydale, Yarra Valley & High Country VIC

$35 – $40 per hour

Be a part of growing your own role and what it looks like in the business.
Healthy work life balance.
Flexible working arrangements available for the right candidates.

Be a part of growing your own role and what it looks like in the business.
Healthy work life balance.
Flexible working arrangements available for the right candidates.

Join a growing trades business where you’ll play a key role in keeping operations running smoothly while delivering excellent customer service.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

4d ago

Listed two days ago

IT Support Officer

at Birdon Pty Ltd

This is a Part time job

Port Macquarie, Port Macquarie & Mid North Coast NSW

Birdon is looking for an IT Support Officer to join our team in Port Macquarie, NSW!

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

2d ago

Listed fifteen days ago

Office Administrator

at WFM Electrical Services

This is a Part time job

Mansfield, Brisbane QLD

$70,000 – $80,000 per year

Part-time hours for genuine work-life balance
Opportunities to grow with the business
A workplace where your contributions are valued

Part-time hours for genuine work-life balance
Opportunities to grow with the business
A workplace where your contributions are valued

Experienced Administrator? Join a growing Brisbane electrical company — great pay, real variety, strong team culture. Make this role your own.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

15d ago

Listed three days ago

Administrator - Data Entry

at Construction Sciences

This is a Part time job

Parkhurst, Rockhampton & Capricorn Coast QLD

Competitive pay: Permanent Part-time role

Permanent part-time role with holiday and sick pay
Support a hands-on technical team in a busy lab
Join Australia's leading testing organisation

Permanent part-time role with holiday and sick pay
Support a hands-on technical team in a busy lab
Join Australia's leading testing organisation

Part-time Data Entry role in busy Rockhampton lab. Stable hours, great team, national company. Build your admin career with us.

subClassification: Data Entry & Word ProcessingData Entry & Word Processing

classification: Administration & Office Support(Administration & Office Support)

3d ago

Listed three days ago

Executive Assistant & Office Coordinator

at Applied Satellite Technology Australia

Immediate start

This is a Part time job

Landsdale, Perth WA

$85,000 – $95,000 per year

Proactive part-time all-rounder to support leaders and keep our small team and the office organised, efficient and running smoothly.

subClassification: PA, EA & SecretarialPA, EA & Secretarial

classification: Administration & Office Support(Administration & Office Support)

3d ago

Listed ten days ago

Administration Support Officer

at Hornsby Shire Council

This is a Part time job

Thornleigh, Sydney NSW

Work in the beautiful surrounds of the Hornsby Shire
Work with an organisation that values a positive workplace culture
Enjoy work life balance and flexibility in your role

Work in the beautiful surrounds of the Hornsby Shire
Work with an organisation that values a positive workplace culture
Enjoy work life balance and flexibility in your role

Seeking an administrative support officer to join our fantastic team!

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

10d ago

Listed nine days ago

Land Development Support Officer

at Goulburn Valley Water

This is a Part time job

Shepparton, Shepparton & Goulburn Valley VIC

Classification GVW2: $58, 500 - $78,532 + super

Classification GVW2: $58, 500 - $78,532 + super
A permanent - part time (0.8FTE) position
Shepparton based - regional lifestyle benefits.

Classification GVW2: $58, 500 - $78,532 + super
A permanent - part time (0.8FTE) position
Shepparton based - regional lifestyle benefits.

Provide vital administrative and data management support to our Planning Referrals team.

subClassification: Natural Resources & WaterNatural Resources & Water

classification: Mining, Resources & Energy(Mining, Resources & Energy)

9d ago

Listed eleven days ago

Administration Assistant

at Australasian Homes

This is a Part time job

Broadbeach, Gold Coast QLD

$70,000 – $80,000 per year

Great location 300 meters from the beach
Subsidised parking in the heart of Broadbeach
Great team environment, quarterly team functions

Great location 300 meters from the beach
Subsidised parking in the heart of Broadbeach
Great team environment, quarterly team functions

Great opportunity for an experienced Administrative Assistant to join an award winning building company in the heart of Broadbeach.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

11d ago

Listed twenty five days ago

Accounts, Payroll & Administration Officer

at Stacey Infrastructure

This is a Part time job

Bendigo, Bendigo, Goldfields & Macedon Ranges VIC

$30 – $35 per hour

Flexible part time hours (between 18-24 hours per week)
Varied and interesting role
Opportunity to be part of a growing business

Flexible part time hours (between 18-24 hours per week)
Varied and interesting role
Opportunity to be part of a growing business

Stacey Infrastructure is looking for a motivated, reliable and detail-oriented Accounts, Payroll & Administration Officer to join their team.

subClassification: Accounts Officers/ClerksAccounts Officers/Clerks

classification: Accounting(Accounting)

25d ago•Expiring

Listed one day ago

Depot Administrator

at Acrow Formwork & Scaffolding Pty Ltd

This is a Part time job

Springvale, Melbourne VIC

ASX listed company
Room to grow
17 locations nationally

ASX listed company
Room to grow
17 locations nationally

Providing administrative support to busy team

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

1d ago

Listed twelve days ago

Project Administration

at Safety Direct Solutions Pty Ltd

This is a Part time job

Wattleup, Perth WA

$45,000 per year + Superannuation

Work in a dynamic role that supports complex operations across regional sites
Access Employee benefits
Join a collaborative team culture that promotes the core values of SDS

Work in a dynamic role that supports complex operations across regional sites
Access Employee benefits
Join a collaborative team culture that promotes the core values of SDS

Safety Direct Solutions is looking for a Project Administrator to join the Critical Risk division.

subClassification: Administrative AssistantsAdministrative Assistants

classification: Administration & Office Support(Administration & Office Support)

12d ago

166 infrastructure admin jobs in Australia - Part Time

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