Mechanical Engineer Jobs in Costa Mesa
154 live Mechanical Engineer roles in Costa Mesa, United States. Apply directly on Haystack.
Last updated 16 September 2026. Job counts refresh daily.
As of 16 September 2026, Haystack lists 154 live Mechanical Engineer jobs in Costa Mesa, with 13 added in the past week and typical advertised salaries of $150k to $193k. Employers hiring right now include Anduril Industries.
Top companies hiring
- AI
Senior Mechanical Engineer, Anduril Expeditionary Systems
NewAnduril Industries
Costa Mesa馃嚭馃嚫$150k - $194k/yr14 hours agoANSYSCADCompliance+6Engineering - AI
Winter 2027 Warhead Engineer Co-op
NewAnduril Industries
Costa Mesa馃嚭馃嚫$34 - $50/hr18 hours agoCADComplianceComputer Vision+6Engineering - AI
Winter 2027 Test & Evaluation Engineer Co-op
NewAnduril Industries
Costa Mesa馃嚭馃嚫18 hours agoCADComplianceComputer Vision+11Engineering - AI
Winter 2027 Propulsion Engineer Co-op
NewAnduril Industries
Costa Mesa馃嚭馃嚫18 hours agoCADComplianceComputer Vision+6Engineering - AI
Electro Mechanical Engineer, Anduril Expeditionary Systems
NewAnduril Industries
Costa Mesa馃嚭馃嚫$130k - $171k/yr14 hours agoRoboticsAssemblyCAD+11Engineering - AI
Staff System Safety Engineer
NewANDURIL INDUSTRIES
Costa Mesa, CA馃嚭馃嚫$191k - $253k/yrHybrid2 days agoANSYSJiraEngineering - AI
Senior Actuation and Control Engineer
ANDURIL INDUSTRIES
Costa Mesa, CA馃嚭馃嚫$166k - $220k/yrHybrid4 days agoRoboticsMechanical DesignEngineering - AI
Senior Mechanical Engineer, ECU - Anduril Expeditionary Systems with Security Clearance
Anduril Industries
Costa Mesa, CA馃嚭馃嚫$150k - $194k/yrOn-site5 days agoEdge ComputingCFDANSYS+2Engineering - AI
Staff Mechanical Engineer, Manufacturing Automation
Anduril Industries
Costa Mesa馃嚭馃嚫$166k - $220k/yr5 days agoLinearRoboticsAssembly+13Manufacturing - AI
Senior Mechanical Engineer - Lethality
Anduril Industries
Costa Mesa馃嚭馃嚫5 days agoAssemblyCADCompliance+9EngineeringGet new Mechanical Engineer jobs in Costa Mesa in your inbox
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- AI
Senior Mechanical Engineer, Manufacturing Automation
Anduril Industries
Costa Mesa馃嚭馃嚫5 days agoLinearRoboticsAssembly+13Manufacturing - AI
Mechanical Engineer, Manufacturing Automation
Anduril Industries
Costa Mesa馃嚭馃嚫$115k - $171k/yr5 days agoLinearRoboticsAssembly+13Manufacturing - AI
Senior Electro-Mechanical Engineer, R&D
NewAnduril Industries
Costa Mesa馃嚭馃嚫2 days agoRoboticsCADAltium+3Engineering - AI
Actuation Engineer
NewAnduril Industries
Costa Mesa馃嚭馃嚫$129k - $171k/yr12 hours agoCADCNCElectrical Design+1Engineering - AI
Senior Multiphysics Engineer, High Speed Reacting Flow
Anduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr1 week agoMATLABCFDCompliance+10 - AI
Senior Mechanical Design Engineer (Multiple Tracks: Core Tech, Lethality, & DFM/DFA)
Anduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr1 week agoAssemblyCADCNC+13Engineering - AI
Mechanical Design Engineer (Multiple Tracks: Core Tech, Lethality, & DFM/DFA)
Anduril Industries
Costa Mesa馃嚭馃嚫$129k - $171k/yr1 week agoANSYSAbaqusAssembly+15Engineering - AI
Staff Structures Analysis Engineer, Omen
Anduril Industries
Costa Mesa馃嚭馃嚫$191k - $253k/yr1 week agoMATLABANSYSLinear+12Engineering - AI
Senior Mechanical Engineer, Production - Anduril Expeditionary Systems
NewAnduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr14 hours agoCADRoot Cause AnalysisManufacturing - AI
Senior Mechanical Engineer, Rocket Motor Systems
Anduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr1 week agoAbaqusCADFEA+2Engineering - AI
Senior Mechanical Engineer: Optical Payloads, Space
Anduril Industries
Costa Mesa馃嚭馃嚫$166k - $220k/yr1 week agoCADMechanical DesignEngineering - AI
Senior Flight Test Engineer - Mission Autonomy with Security Clearance
NewAnduril Industries
Costa Mesa, CA馃嚭馃嚫$146k - $194k/yrHybrid2 days agoComputer VisionC++Java+2Technology - AI
Senior Mechanical Engineer, Anduril Expeditionary Systems with Security Clearance
Anduril Industries
Costa Mesa, CA馃嚭馃嚫$146k - $194k/yrHybrid5 days agoANSYSCADEngineering - AI
Guidance, Navigation & Control (GNC) Engineer - Rotorcraft/VTOL
NewAnduril Industries
Costa Mesa馃嚭馃嚫$129k - $220k/yr19 hours agoLinearRoboticsScrum+3Engineering - AI
Human Factors Engineer
Anduril Industries
Costa Mesa馃嚭馃嚫$166k - $220k/yr3 days agoConfluenceJiraEngineering - AI
Chief Engineer, Advanced Effects (Missiles)
Anduril Industries
Costa Mesa馃嚭馃嚫$191k - $336k/yr1 week agoRoboticsEngineering - AI
Senior Loads Engineer, Omen
NewAnduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr13 hours agoEngineering - AI
Senior Mechanical Engineer, ECU - Anduril Expeditionary Systems
NewAnduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr14 hours agoANSYSCADCFD+1Engineering - AI
Senior Mechanical Engineer
NewAnduril Industries
Costa Mesa馃嚭馃嚫$146k - $194k/yr2 days agoRoboticsCADEngineering - AI
Senior Manager, Battery Mechanical Engineering
NewAnduril Industries
Costa Mesa馃嚭馃嚫$166k - $220k/yr2 days agoCFDFEAMechanical Design+1Engineering
Frequently asked questions
How many Mechanical Engineer jobs in Costa Mesa are available?
Haystack currently lists 154 live Mechanical Engineer jobs in Costa Mesa, with 13 added in the past week. Numbers refresh daily.
What do Mechanical Engineer jobs in Costa Mesa pay?
Advertised salaries typically range from $150k to $193k per year, based on 143 live postings with advertised salaries.
Which companies are hiring for Mechanical Engineer jobs in Costa Mesa?
Anduril Industries are actively hiring right now.