Principal Software Engineer Jobs in Massachusetts

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Principal Engineer

Constellation Energy

•

Everett, Massachusetts, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 40 days ago | Updated 8 hours ago

Principal Engineer

POWER Engineers, Inc

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Remote or Meridian, Idaho, USA

Full-time

Principal Engineer Job Summary POWER Engineers, Member of WSP is seeking a senior-level electrical engineer to work as a Principal Engineer in the Power Delivery Substation Specialty Services Department in our Substation Business Unit (SBU). This individual is expected to independently develop and apply advanced engineering techniques, concepts, and approaches to unique engineering problems. This principal technical advisor role will lead in assimilating and disseminating complex engineering co
Posted 46 days ago | Updated 10 hours ago

Principal Engineer

Constellation Energy

•

Everett, Massachusetts, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 42 days ago | Updated 8 hours ago

Senior Principal Engineer - Safety Compliance - Remote, US

Johnson Controls, Inc.

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Remote or Milwaukee, Wisconsin, USA

Full-time

Build your best future with the Johnson Controls team As a global leader in smart, healthy and sustainable buildings, our mission is to reimagine the performance of buildings to serve people, places and the planet. Join a winning team that enables you to build your best future! Our teams are uniquely positioned to support a multitude of industries across the globe. You will have the opportunity to develop yourself through meaningful work projects and learning opportunities. We strive to provide
Posted 21 days ago | Updated 10 hours ago

Test & Validation MTEM Principal Engineer

RTX Corporation

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Andover, Massachusetts, USA

Full-time

Date Posted: 2025-07-03 Country: United States of America Location: MA101: Andover MA 350 Lowell St Essex 350 Lowell Street Essex, Andover, MA, 01810 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Confidential At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation
Posted 1 day ago | Updated 10 hours ago

Principal Platform Engineer, Materia AI

Thomson Reuters U.S. Inc.

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Remote or Eagan, Minnesota, USA

Full-time

Principal Platform Engineer, Materia AI Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Principal Platform Engineer, you will lead the design, development, and evolution of our next-generation cloud-native platforms. You will drive technical strategy, foster engineering excellence,
Posted 30 days ago | Updated 10 hours ago

Prinicpal Software Engineer - Image Processing

Motion Recruitment Partners, LLC

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Boston, Massachusetts, USA

Full-time

Our client, an innovative company in the medical technology space, is seeking a Principal Software Engineer with deep expertise in image processing to join their growing team. This role will focus on developing advanced image analysis tools for real-time surgical applications. Key Responsibilities: Lead the design and development of image processing algorithms for high-performance applications.Optimize code for GPU acceleration using NVIDIA CUDA.Collaborate with cross-functional teams to integra
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Posted 25 days ago | Updated 7 hours ago

IT Principal Embedded Tactical Engineer

Rose International

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Boston, Massachusetts, USA

Full-time

Date Posted: 06/25/2025 Hiring Organization: Rose International Position Number: 484649 Industry: Insurance Job Title: IT Principal Embedded Tactical Engineer Job Location: Boston, MA, USA, 02116 Work Model: Hybrid Work Model Details: 2 days per week in office Employment Type: Temp to Hire FT/PT: Full-Time Estimated Duration (In months): 3 Min Hourly Rate($): 60.00 Max Hourly Rate($): 80.00 Must Have Skills/Attributes: GIT, Python, SQL Experience Desired: Knowledge of financial systems
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Posted 16 days ago | Updated 7 hours ago

Principal Snowflake Engineer + DBT and claims data/Patient data experience - W2 only - 14+ years canidates

Empower Professionals

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Remote

Contract

Role: Principal Snowflake Engineer + DBT Location: Remote Duration: 6+ Months CTH W2 only We are looking for principal level. Very senior. Hands-on coding and can-do architecture as well. We need them to have extensive snowflake experience, as well as DBT and Healthcare experience. Hospital experience would be ideal with EPIC systems, or something similar. The healthcare experience is very important. JD: Senior Engineer Project Scope (dig into details here): Supporting the population health se
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Posted 3 days ago | Updated 2 days ago

Senior Principal Engineer - Aerothermal Fluids (Hybrid)

RTX Corporation

•

Remote or Windsor, Connecticut, USA

Full-time

Date Posted: 2025-06-19 Country: United States of America Location: 01: Building 01 Windsor Locks One Hamilton Road, Windsor Locks, CT, 06096 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted r
Posted 11 days ago | Updated 10 hours ago

Senior/Principal Blockchain Engineer

Eliassen Group

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Boston, Massachusetts, USA

Contract

Description: **Hybrid remote | 2 weeks per month onsite in Boston, MA, Jersey City, NJ, or Merrimack, NH** Collaborate with engineers in a fun and dynamic environment and work closely with technical leaders and Architects to build a secure crypto platform utilizing modern software development practices. As a senior member of the team, you will mentor engineers on the best practices for Software development. Pay: $75 - $85/hr W2 Due to client requirement, applicants must be willing and able t
Posted 38 days ago | Updated 10 hours ago

Generation Technologies Solution Engineer Senior - Principal

American Electric Power

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Remote or Columbus, Ohio, USA

Full-time

Job Posting End Date 07-15-2025 Please note the job posting will close on the day before the posting end date Job Summary Part of a larger team delivering high quality technology solutions to the business. Design, develop and install software solutions. Build high-quality, innovative and fully performing software in compliance with internal architecture, development & design standards & best practices. Design, modify, develop, write, implement and troubleshoot software programming applications.
Posted 4 days ago | Updated 10 hours ago

Principal Mechatronics Engineer

Motion Recruitment Partners, LLC

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Boston, Massachusetts, USA

Full-time

Our client is a fast-growing robotics startup in Boston revolutionizing how automation systems interact with the physical world. Specializing in intelligent robotic platforms, they are building agile, adaptable machines that solve complex challenges in manufacturing, logistics, and beyond. With a commitment to innovation, reliability, and scalable design, they are expanding their core engineering team and seeking a Principal Mechatronics Engineer to lead the development of next-generation electr
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Posted 10 days ago | Updated 7 hours ago

Principal Data Center Engineer

Marlabs LLC

•

Waltham, Massachusetts, USA

Third Party, Contract

Principal Data Center Engineer Duration: 18 Months Location: Waltham, MA (Onsite) EXPERIENCE: While the candidate should be highly technical, he/she must also have experience in customer-facing roles with excellent communication and presentation skills. The candidate must be: Strong communicator with excellent interpersonal skills. Capable of managing escalations and ensuring customer satisfaction through face-to-face interactions with Senior Director / VP level executives. Customer-focused wit
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Posted 11 days ago | Updated 1 day ago

Principal Engineer, Electronic Warfare (EW) Architecture

Analog Devices, Inc.

•

Wilmington, Massachusetts, USA

Full-time

About Analog Devices Analog Devices, Inc. (NASDAQ: ADI ) is a global semiconductor leader that bridges the physical and digital worlds to enable breakthroughs at the Intelligent Edge. ADI combines analog, digital, and software technologies into solutions that help drive advancements in digitized factories, mobility, and digital healthcare, combat climate change, and reliably connect humans and the world. With revenue of more than $9 billion in FY24 and approximately 24,000 people globally, ADI
Posted 13 days ago | Updated 10 hours ago

Principal Engineer, Design Engineering (Hybrid)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-05-27 Country: United States of America Location: PW222: PW Puerto Rico Road 110 North Km28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're s
Posted 22 days ago | Updated 10 hours ago

Principal Engineer

Constellation Energy

•

Everett, Massachusetts, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 57 days ago | Updated 10 hours ago

Software Engineer (ClojureJS, Google Cloud Platform, Typescript)

InfoObjects Inc

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Remote

Contract

Software Engineer (Clojure, Google Cloud Platform, Typescript) Location: 100% remote Duration: 6+ Months Contract Summary:Full stack needed, must have Clojure, Google Cloud Platform and TypescriptL4/L5 not entry level, 1+ years in testing, launching, dev**Clojure a mustSr engineer / level Staff Engineer with ClojureFull stack true full stack.The fte req looking for the front end.Contract more clojureCustomer facing ?The team work directly with CTO, she is managing the gapsAn engineering leader i
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Posted 3 days ago

Principal Engineer, Mobile Applications

Harman International

•

Texas, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Join our team as a Principal Mobile Application Engineer and help us build iOS and Android apps for a revoluti
Posted 50 days ago | Updated 10 hours ago

Principal Engineer - Cloud Infrastructure

Fannie Mae

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Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued contributor to our team, you will design and develop unprecedented solutions for Cloud Engineering, solvin
Posted 38 days ago | Updated 1 day ago