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Salary data · Construction & Trades

Site Administrator salary in Western Australia

The median Site Administrator salary in Western Australia is $81,000 a year, or about $64,560 after tax.

Median base salary
$81,000
per year before tax
Market data · 69 salary reports
Updated 27 September 2026
$65,000 · 10th percentile$81,000 median$100,000 · 90th percentile

Nationally, the median is $78,000 — Western Australia sits $3,000 above the national figure. See the national picture →

What you’d actually keep
$64,560per year after tax

Take-home on the median Site Administrator salary of $81,000 — after $14,820 income tax and $1,620 Medicare levy (2026–27 resident, no HECS, private hospital cover).

Weekly
$1,242
Fortnightly
$2,483
Monthly
$5,380
Run your own numbers — HECS, super, deductions →

Site Administrator salary by employer

Reported total pay for Site Administrator roles by employer — medians include bonuses and other cash compensation, so they sit above base-salary figures.

Total pay (base + bonus) for Site Administrator roles, per employer — market estimates, annualised
CompanyMedian total payTypical range
WorkPac★ 3.5$130,791$83,743 – $177,840
Fortescue★ 3.5$110,520$105,447 – $115,592
Rio Tinto★ 3.8$110,000$93,000 – $132,133
Northern Star Resources★ 3.3$107,000$70,000 – $107,600
Macmahon★ 3.6$95,000$86,700 – $100,000
Barminco★ 3.9$90,000$85,000 – $100,600
Fulton Hogan★ 4.0$85,175$81,822 – $88,528
Compass Group★ 3.4$80,000$65,100 – $81,000
SRG Global★ 3.5$78,000$75,000 – $84,000
BHP★ 3.9$77,900$72,000 – $97,200
Civeo★ 3.3$77,000$70,000 – $78,000
Hays★ 3.7$75,108$72,816 – $77,400
Sodexo★ 3.4$75,000$72,000 – $87,000
Monadelphous★ 3.9$71,500$65,000 – $78,000
NRW Holdings★ 3.5$70,000$60,000 – $100,000
Chandler Macleod★ 4.0$65,070$62,560 – $67,579
Swarovski★ 3.5$58,015$56,197 – $59,833
Broadspectrum ★ 3.3$54,581$52,309 – $56,852
Downer★ 3.2$51,346$49,227 – $53,465

Site Administrator salaries shared by workers

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Site Administrator salary FAQs

How much does a Site Administrator earn in Western Australia?

The median base salary for a Site Administrator in Western Australia is $81,000 a year before tax (source: Market data · 69 salary reports).

What is the take-home pay for a Site Administrator in Western Australia?

On the median salary of $81,000, estimated take-home pay is $64,560 a year, or about $2,483 a fortnight, after $14,820 income tax and the Medicare levy. This assumes an Australian resident with private hospital cover and no HECS debt.

What is the salary range for a Site Administrator in Western Australia?

The 10th to 90th percentile range is $65,000 to $100,000 a year, so most reported salaries fall between those figures.

How does Western Australia pay compare with the national median for this role?

The Western Australia median is $3,000 above the national median of $78,000.

Does this salary include super?

No. These figures are base salary before super. At the current super guarantee, an employer would pay about $9,720 a year on top of the median salary.

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Salary figures are market estimates built from third-party data and community submissions — they show what the market pays, not what any individual employer will offer. Take-home figures are 2026–27 estimates for an Australian resident with private hospital cover and no HECS debt. General information only — not financial or tax advice.