2mo
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Principal Engineer, Mechanical
Atlanta or Annapolis or Montgomery or Austin or Granbury or Fort Worth or Wharton or Alexander City or Perryman or Harrisburg
$151k-$168k/yr RemoteFull Time
10+ YOEBachelor's in engineering with 10 years experience; strong expertise in combustion turbines or steam turbines; leadership or senior-level credentials preferred.
Gas Turbine Technology, Engineering Analysis Tools
5d
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Senior Principal Engineer
Houston, Texas, United States
$128k-$193k/yr OnsiteFull Time
8+ YOEMinimum 8 years industry experience, BS in Mechanical Engineering required, familiarity with API/ASME/ANSI codes, problem solving, pipe stress analysis and HYSYS are pluses, ability to travel and work in the US.
HYSYS
2mo
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Geotechnical Principal Engineer
Houston, Texas, United States
OnsiteFull Time
12+ YOEBachelor and/or Master in Civil Engineering, Geological Engineering, Geology; 12 years related experience; senior reviewer designation; PE or PG license in working states; valid driver’s license required.
2mo
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Senior/Principal Engineer
Houston, Texas, United States
OnsiteFull Time
10+ YOESenior/Principal engineer with ABET engineering degree, PE license, 10+ years in pipeline facility design/contract management; travel up to 30%.
Microsoft Excel, Microsoft Office, Word, PowerPoint, Outlook, Project
2w
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Associate Principal Engineer- Mechanical
Houston, Texas, United States
OnsiteFull Time
12+ YOE5+ MgmtBachelor's in Engineering, PE license, 12+ years' relevant experience including 5+ years people management, expert HVAC/plumbing systems knowledge, CADD and Microsoft Excel skills, strong communication and leadership.
CADD, Microsoft Excel
2mo
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Principal Rotating Equipment Engineer
La Porte or Houston or Port Arthur or Beaumont
HybridFull Time
5+ YOEBachelor’s degree in Mechanical Engineering; 5 years of rotating equipment experience (10 preferred).
Rotating equipment, Vibration diagnostics, Root cause analysis
3mo
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Principal Air Quality Engineer
Houston or Dallas or Austin
$136k-$204k/yr HybridFull Time
15+ YOE15+ years' experience; Bachelor's or Master's in Chemical or Environmental Engineering; PE registration in Texas and/or Louisiana; Gulf Coast air quality experience.
1d
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Engineer (Principal or Staff) – Pipeline
Houston, Texas, United States
HybridFull Time
15+ YOEBachelor's in engineering (or engineering technology with P.E.), P.E. preferred/required for Principal, 15–20+ years pipeline or related industry experience, project leadership, technical subject-matter expertise.
2mo
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Senior Principal Engineer, Water Market Leader, Food & Beverage
Meridian or Boise or Phoenix or Pittsburgh or Houston or Atlanta
HybridFull Time
15+ YOERequires a bachelor\u0002s in engineering (civil/chemical/environmental), professional registration (P.E.), 15+ years consulting experience (20+ preferred), demonstrated water project and regulatory experience, client development and team leadership, valid U.S. driver\u0002s license, regular field and overnight travel.
2mo
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Principal Structural Engineer - Dynamic Design Analysis
Houston, Texas, United States
RemoteFull Time
15+ YOEBachelor’s degree in Civil/Structural Engineering; 15+ years in Power/Industrial; PE required; SE preferred; software: AutoCAD, STAADPro, RISA, Enercalc; Navisworks familiarity; large project experience; strong communication; US work authorization.
AutoCAD, STAADPro, RISA, Enercalc, Navisworks
1mo
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Principal Software Engineer
Houston, Texas, United States
OnsiteFull Time
10+ YOE10+ years of software engineering experience; expert in C#/.NET and React/TypeScript; strong SQL and API design; proven leadership
C#, .NET, React, TypeScript, MS SQL Server, PostgreSQL, MySQL, RESTful APIs, Distributed Systems, CI/CD, Cloud-Native
3mo
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Principal Innovation Engineer
Minnetonka or Austin or Chicago or Dallas or Detroit or Atlanta or Houston or Akron or Birmingham or Charlotte or Indianapolis or Pittsburgh or Cincinnati or Cleveland
$102k-$208k/yr OnsiteFull Time
10+ YOEBachelor’s degree in Computer Science or related field; 10+ years in software engineering and architecture; hands-on end-to-end development; experience with AI-enabled applications and API/integration patterns; ability to lead complex initiatives in fast-paced environment.
Java, Python, TypeScript, JavaScript, React, Next.js, APIs, Workflow automation, Cloud platforms, Vertex AI, Gemini
2mo
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Principal Water Engineer (Denver, CO, US)
Denver or Lenexa or Lone Tree or Houston or Dallas or Fort Worth
$160k-$230k/yr HybridFull Time
15+ YOESenior-level water treatment process design leader with 15+ years in municipal/industrial water; PE preferred; travel up to 50%; proficient in process modeling software.
AFT Fathom, AFT Arrow, Biowin, GPS-X, HYSYS, Aspen Plus, WatPro, AqMB, SIMBA
2mo
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Principal Noise Consultant
Cambridge or Philadelphia or Fairfax or Los Angeles or Chicago or Houston or Charlottesville or Huntsville
$115k-$145k/yr HybridFull Time
5+ YOESenior- to principal-level acoustics consultant with 5+ years in environmental noise; degree in engineering/science with acoustics/vibration focus; strong project management, communication, and field/measurement experience.
CadnaA
1mo
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Principal Engineer - Aftermarket
Houston, Texas, United States
OnsiteFull Time
10+ YOEB.Sc. in Mechanical Engineering, 10+ years product design or field engineering experience, 3D CAD proficiency (SolidWorks/Inventor/Creo), RCFA and troubleshooting, offshore drilling and MPD experience, willingness to travel.
SolidWorks, Autodesk Inventor, Creo
2w
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Principal Mechanical Engineer
Houston or United States
$180k-$200k/yr RemoteFull Time
10+ YOEBachelor's in Mechanical or Industrial Engineering, 10+ years power plant mechanical engineering experience, PE license, gas turbine/engine expertise, standards familiarity (ASME, API, ISO), technical leadership and owner-side engineering experience.
3w
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PRINCIPAL PIPELINE ENGINEER
Houston, Texas, United States
OnsiteFull Time
8+ YOE8+ years pipeline engineering/operations/construction experience; BS in Engineering; PE preferred; familiarity with codes/regulations; engineering computer systems knowledge; strong written and verbal communication.
1mo
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Principal Technology Engineer
Houston, Texas, United States
OnsiteFull Time
10+ YOEBS/MS/PhD in Chemical or Petroleum Engineering; 10+ years in petrochemical/refining with ≥5 years in a Technology Engineer role; expertise in reaction engineering and catalyst chemistry; PRO/II and Excel experience; strong communication skills.
PRO/II, Microsoft Excel, Microsoft Office, Axens Connect’InTM
2mo
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Process Engineer, Principal
Houston, Texas, United States
OnsiteFull Time
15+ YOEBachelor's in Engineering; PE license required; ABET-accredited degree preferred; chemical engineering background preferred; 15+ years experience preferred; field and industry experience required.
HYSYS, ProMax, P&ID development, Engineering design tools
2w
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Principal Systems Engineer
Webster or Houston
OnsiteFull Time
10+ YOEBachelor’s in engineering, 10+ years systems engineering and integration experience, V&V and test leadership, requirements definition, verification planning, export-control screening eligibility, able to work evenings and weekends.
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