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Lead Engineer
Woburn, Massachusetts, United States
$125k-$145k/yr OnsiteFull Time
5+ YOE5+ years in mechanical, electrical, thermal, or related engineering; experience with cryogenic/thermal systems; testbed design; data analysis in MATLAB/Python; CAD/CAE tools like COMSOL or ANSYS; strong communication and travel willingness.
LABVIEW, MATLAB, Python, CAD, COMSOL, ANSYS
2mo
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Lead Systems Engineer
Marlborough, Massachusetts, United States
$119k-$187k/yr OnsiteFull Time
8+ YOELead Systems Engineer with 8+ years experience; Bachelor's in engineering; MBSE, MATLAB/Simulink, design controls for medical devices; strong communication and cross-functional collaboration.
MATLAB, Simulink, MBSE, ALM, Python
2mo
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Thermoplastics Lead Engineer
Amesbury, Massachusetts, United States
$77k-$135k/yr OnsiteFull Time
5+ YOEBachelor's in Plastics/Mechanical/Chemical Engineering; 5+ years extrusion/compounding; proficient in SolidWorks/Solid Edge; tooling design; lean/Six Sigma; ability to lift 50 lbs; DOD security clearance ability.
SolidWorks, Solid Edge, Mold Flow, Six Sigma, Lean
2mo
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Lead AI Engineer
Quincy, Massachusetts, United States
$180k-$280k/yr OnsiteFull Time
5+ YOELead AI Engineer with 5+ years in production AI/ML, strong Python, LLM fine-tuning, RAG pipelines, and enterprise AI deployment.
Python, PyTorch, TensorFlow, Hugging Face, LangChain, AutoGPT, ColBERT, RAG pipelines, FAISS, Pinecone, Milvus, LoRA, PEFT, distillation, Triton Inference Server, TensorRT, ONNX
2mo
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Lead Software Engineer
Boston, Massachusetts, United States
$90k-$180k/yr HybridFull Time
5+ YOE5-10 years in software engineering or quantitative development; strong Python and C#, cloud, SQL Server, APIs; data-intensive workflows.
Python, C#, Git, AWS, Azure, Microsoft SQL Server
2mo
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Lead Firmware Engineer
Boston, Massachusetts, United States
$150k-$170k/yr OnsiteFull Time
5+ YOE5+ years firmware development; C/C++; ARM Cortex-M; read schematics; device drivers; collaboration with manufacturing; Bachelor's in engineering or CS.
C/C++, ARM Cortex-M, Oscilloscopes, Logic analyzers, Test equipment
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Lead Engineer
Boston, Massachusetts, United States
$161k-$197k/yr HybridFull Time
8+ YOE3+ MgmtLead engineer with 8+ years software experience; 3+ years Pega CRM; technical leadership; API integrations; Agile/Scrum; healthcare domain a plus.
Pega, APIs, Cloud platforms
2mo
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Lead Planning Engineer
Rockland or Mansfield
RemoteFull Time
10+ YOEBachelor's degree in engineering; 10+ years electrical distribution planning; PE preferred; strong communication; leadership; experience with ASPEN, CYME, PSS/E, Synergi; ISO/FERC/NERC/NPCC knowledge.
ASPEN, CYME, PSS/E, Synergi, ISO, FERC, NERC, NPCC
2mo
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Lead Software Engineer
Boston, Massachusetts, United States
$90k-$180k/yr HybridFull Time
Wellington Management: Manages investment portfolios and provides financial research for institutions.
5+ YOE5–10 years of software engineering experience; strong Python and C# skills; experience with cloud and relational databases; able to work with researchers and portfolio managers; BS in CS/Engineering/Mathematics or related field.
Python, C#, Git, APIs, SQL Server, AWS, Azure
1mo
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RF Lead Engineer
Manchester or New Hampshire or United States
$150k-$254k/yr OnsiteFull Time
10+ YOE10+ years RF test engineering experience; active Secret clearance (must be able to obtain Top Secret); expertise with RF stimulators and modeling/simulation (AFSIM, JIMM, NGTS); experience leading teams and developing test strategies.
CEESIM, A2PATS, NEWEG, Keysight, Rohde & Schwarz (R&S), AFSIM, JIMM, NGTS, MBSE
2mo
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Lead Engineer, Modernized Software Baseline - Contingent Upon Award
Bedford, Massachusetts, United States
OnsiteContract
7+ YOELead Engineer with 7+ years in software development (C++, AF SIM, Python, REST) and 2+ years cloud services (AWS/Azure); 2+ years in military planning/wargaming; Secret clearance.
C++, AFSIM, Python, Web services, AWS, Azure, REST
1mo
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Lead Engineer, Technical Field Engineering
Westwood or Massachusetts or Connecticut or New Hampshire
$146k-$162k/yr OnsiteFull Time
8+ YOEBachelor's in Engineering required, 8+ years related experience, valid motor vehicle operator license required, PE preferred, strong protection & controls knowledge, computer skills, ability to travel and perform on-call emergency response.
ISO-NE OP-24, PACT, Archer
1w
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Lead Engineer
Worcester, Massachusetts, United States
$156k-$183k/yr HybridFull Time
8+ YOEABET‑accredited Bachelor's in Engineering, valid driver's license, minimum 8 years' experience; knowledge of industry standards, planning, asset management, and project leadership.
2mo
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Fullstack Lead Application Engineer
New York City or Waltham
$160k/yr HybridFull Time
Full stack engineer lead with Agile experience; strong TS/Node, Python, React, SQL; AI/agentic tooling; excellent communication.
Typescript, Node.js, Python, React, SQL, PostgreSQL, Claude Code, Copilot, Cursor
1w
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Lead Engineer
Boston, Massachusetts, United States
OnsiteFull Time
3+ YOEHigh school diploma, 3+ years building engineer or facilities trade experience, supervisory ability, competency with HVAC, mechanical, electrical and plumbing systems, able to lift >25lbs and work at heights.
analog / digital multi-meters, pressure, temperature, air flow, and leak detection devices, A-Frame and extension ladders
2mo
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Lead Structural Engineer - Bridges
Merrimack or Eliot
OnsiteFull Time
7+ YOE7+ years in structural/civil design; PE license; BS in Structural/Civil Engineering; proficient with structural design software; strong communication and leadership skills.
MicroStation, OpenBridge, MDX, STADD
4d
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Lead Process Engineer
Boston, Massachusetts, United States
$120k-$160k/yr OnsitePart Time
8+ YOEBachelor's in engineering,8+ years pharma/biotech engineering experience,experience leading process equipment deployment in GMP environments,knowledge of commissioning/qualification/validation,GMP compliance,single-use technologies,and project leadership.
Computerized System Validation (CSV), Process Control Systems (PCS)
2mo
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Lead Bioinformatics Engineer (Hyrbid)
Marlborough, Massachusetts, United States
$155k-$175k/yr HybridFull Time
7+ YOEBS with 7+ yrs, MS with 4+ yrs, or PhD with 3+ yrs in clinical/biological data; 5+ yrs in regulated life sciences; 4+ yrs software/engineering.
Python, JavaScript, TypeScript, R, Terraform, AWS CDK, Docker, Git, GitLab CI/CD, GitHub CI/CD, Flask, React, Bootstrap, Jupyter, R Markdown, ggplot2, tidyverse, Plotly, matplotlib, Tableau, d3.js
1mo
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Lead Electrical Engineer
Medford or Boston
$135k-$225k/yr HybridFull Time
10+ YOEABET-accredited bachelor\u0002s in electrical/architectural engineering or engineering technology, 10+ years AEC experience, PE required, Revit/AutoCAD and Microsoft Office proficiency, ability to lead teams and manage project electrical scope.
Revit, AutoCAD, Microsoft Office, BIM
2mo
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Lead Systems Engineer, Battlespace
Waltham or Broomfield
$166k-$220k/yr OnsiteFull Time
8+ YOE1+ Mgmt8+ years hardware/software systems engineering; 1+ year people management; MBSE; JAMA, Cameo, Matlab, Simulink; Python; statistics/AI/ML; U.S. Secret clearance eligibility; up to 25% travel.
JAMA, Cameo, MATLAB, Simulink, AFSIM, Python