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We’reÌýbuildingÌýaircraftÌýthat fly faster, further, and to space.Ìý

HypersonixÌýis an Australian aerospace engineering and advanced manufacturing company building hydrogen-powered scramjetÌýaircraft. We work at the bleeding edge of hypersonic technology, deliveringÌýaircraftÌýthat fly faster, reach further, and open new pathways to spaceÌý– andÌýwe’reÌýa small, highly capable team doing work thatÌýgenuinelyÌýmatters.Ìý

The OpportunityÌý

´¡²õÌý²¹ÌýGNCÌýEngineer II,Ìýyou’llÌýtake ownership ofÌýguidance,ÌýnavigationÌýand control engineering ofÌýHypersonixÌýflight vehicles.ÌýYou’llÌýdevelop and verifyÌýGNC algorithms, building andÌýmaintainingÌýphysics-based vehicle simulation models, and support integration and test of GNC subsystems through development,ÌýqualificationÌýand flight.ÌýYou’llÌýbe a key member of theÌýteam,Ìýdelivering onÌýcomplex projects as well asÌýproviding mentorship and guidance to junior engineers.Ìý

This is a unique opportunity to work withÌýcutting-edgeÌýhypersonic technology and make a real impactÌýinÌýaÌýhigh-growth environment. IfÌýyou’reÌýpassionate,ÌýinnovativeÌýand want true autonomyÌýto do your best work,Ìýwe’dÌýlove to hear from you!Ìý

WhatÌýyou’llÌýbe doingÌý

Responsibilities include:Ìý

• Design,ÌýtuneÌýand verify GNC algorithms across all mission phasesÌý– boost, separation, glide,ÌýcruiseÌýÌý
• Develop and evolve high-fidelity 6‑DoF simulation models to support algorithm validation and flight software integrationÌýÌý
• Conduct Monte Carlo and sensitivity analyses to ensure performance and robustness under uncertaintyÌýÌý
• Lead and execute MIL, SIL and HIL test campaigns, defining scenarios,ÌýinstrumentationÌýand success criteriaÌýÌý
• Integrate and characterise navigation sensors (IMU, GNSS, air data, optical), including calibration and alignmentÌýÌý
• Analyse and correlate flight and test data with simulation, continuously improving model accuracy and confidenceÌýÌý
• Own GNC requirements and engineering deliverables, contributing toÌýICDsÌýand ensuring audit-ready documentationÌýÌý
• Support integration, anomalyÌýresolutionÌýand design reviews, influencing key engineering decisionsÌý

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Life atÌýHypersonixÌýÌýÌý

We’reÌýaÌý60-person company moving fast in one of the most demanding fields in aerospace. The pace is fast, expectations are high andÌýtheÌýenvironment is constantly evolving. The people who thrive here are energised by that — not unsettled by it.Ìý

You’llÌýthrive here if youÌý

• Take ownership of your work and keep things moving, even when the pictureÌýisn’tÌýcompleteÌý
• Care about doing things wellÌýandÌýgetting them done —Ìýand learn to balance bothÌý
• StayÌýcalm and constructiveÌýwhenÌýpriorities shift.Ìý

Ìý

WhatÌýyou’llÌýbringÌý

To hit the ground running in this role,Ìýyou’llÌýneed:Ìý

• Bachelor’s degree inÌýaerospace engineering,Ìýelectrical engineering,ÌýmechatronicsÌýor a related engineering fieldÌýÌý
• 5+ years’ experience in GNC, control systems, flightÌýdynamicsÌýor vehicle simulation in aerospace/defenceÌýÌý
• Strong grounding in control theory, estimation (Kalman filtering)Ìýand 6‑DoF modellingÌýÌý
• Hands-onÌýexpertiseÌýwith MATLAB/Simulink for control design,ÌýsimulationÌýand auto-code generationÌýÌý
• ProficiencyÌýin C/C++ (or similar) for embedded or flight-critical softwareÌýÌý
• ProvenÌýtrack recordÌýdeveloping and validating control laws through MIL/SIL/HIL testingÌýÌý
• Solid understanding of systems engineering processes within regulated or high-reliability environmentsÌýÌý
• Ability to deliver high-quality work on schedule, communicate complex ideas clearly, andÌýoperateÌýeffectively in multidisciplinary teamsÌý
• Ability to obtain any applicable security clearance or background checks.Ìý
• Right to live and work in Australia.Ìý

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Bonus pointsÌýfor:Ìý

• Postgraduate qualification (master’sÌýor PhD) in GNC, control systems, flight dynamics,ÌýestimationÌýor a closely related field.Ìý
• Experience in hypersonic, launch vehicle, missile,ÌýUAVÌýor high-performance flight vehicle programmes.Ìý
• Experience with aeroelastic effects on GNC and reduced-order model integration with flight dynamics.Ìý

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Ready to Fly Faster?Ìý

Ìý

Benefits include:Ìý

• Competitive salaryÌý
• EquityÌýparticipationÌý
• Flexible workingÌý– we care about output, not hoursÌý
• FundedÌýProfessional developmentÌý
• Confidential Employee Assistance ProgramÌý

ApplyÌýwith yourÌýresumeÌýandÌýa short noteÌýon what draws you to this roleÌýtoday!Ìý