STS Geotechnics

The Engineers
Behind Every
Report.

Every STS investigation is led and signed off by a Chartered Professional Engineer. Here's who will be working on your project.

Leadership
1 Mrigesh Tamang
01
Principal

1 Mrigesh Tamang

General Manager/Senior Geotechnical Engineer
MEngSc (Geotech) · CPEng · NER · RPEQ

With over 15 years of experience in geotechnical engineering. I provide leadership in project management, strategic planning, and technical oversight of geotechnical site investigations and reports

Engineering Team
3 engineers
3 James Zhao
02

3 James Zhao

Geotechnical Engineer/Driller
Bachelor Degree in Civil Engineering

James is a geotechnical professional whom currently manages a drilling business specialising in site investigation works. Professional background/experience: - Bachelor Deg l Drilling

4 Masoud Haghparast
03

4 Masoud Haghparast

Engineering Manager, Ph.D
Ph.D

Masoud has a PhD. in geotechnical engineering with a demonstrated history of working in the civil engineering industry. He has immense knowledge in the following fields: *Site investigation, *Geotechnical in-situ tests (such as PLT, In-situ DSHT, VST, CBR,…

2L
04

2 Laurie Ihnativ

Geotechnical Engineer
BE, (Civil Engineering) - MEngSc, (Geotechnical Engineering) - MBA
Careers at STS

Grow Your Career
in Geotechnics.

We're always interested in hearing from talented geotechnical engineers and engineering geologists — whether you're an experienced practitioner or a high-performing graduate looking for a firm where your work will matter from day one.

At STS, you won't be a number. You'll carry real responsibility, work on genuinely varied projects, and be mentored by engineers who care about the quality of what they produce.

Send Your CV
Chartered pathway support
We fund CPEng applications and provide structured mentoring toward chartered status.
Varied project portfolio
From single lots to major infrastructure — no two weeks are the same at STS.
Field work genuinely valued
Investigation quality starts in the field. We invest in our field team and recognise it.
Flexible working arrangements
Office, hybrid, and remote options available. We focus on output, not seat time.

Talk to One of Our
Engineers Today.

Every enquiry is read and responded to by a Chartered Professional Engineer — not a sales team.

Send an Enquiry +61 2 9756 2166