Principal Engineer Jobs in Boston, MA

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Principal R&D Systems Engineer - Electrophysiology

Boston Scientific Corporation

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Cambridge, Massachusetts, USA

Full-time

Additional Location(s): N/A Diversity - Innovation - Caring - Global Collaboration - Winning Spirit - High Performance At Boston Scientific, we'll give you the opportunity to harness all that's within you by working in teams of diverse and high-performing employees, tackling some of the most important health industry challenges. With access to the latest tools, information and training, we'll help you in advancing your skills and career. Here, you'll be supported in progressing - whatever your
Posted 60+ days ago | Updated 5 hours ago

Principal Digital Electrical Engineer (ONSITE)

RTX Corporation

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Marlborough, Massachusetts, USA

Full-time

Date Posted: 2025-04-17 Country: United States of America Location: MA802: Marlborough, MA Building 1 1001 Boston Post Road Building 1, Marlborough, MA, 01752 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: DoD Clearance: Secret Raytheon Company, Managed by Collins Aerospace Collins Aerospace, an RTX company, is seeking a Principal Digital Electrical Engineer to perform duties at a work center with an emphasis on communications
Posted 60+ days ago | Updated 5 hours ago

Principal RF Electrical Engineer (ONSITE)

RTX Corporation

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Marlborough, Massachusetts, USA

Full-time

Date Posted: 2025-04-14 Country: United States of America Location: MA802: Marlborough, MA Building 1 1001 Boston Post Road Building 1, Marlborough, MA, 01752 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: DoD Clearance: Secret Raytheon Company, Managed by Collins Aerospace Collins Aerospace, an RTX company, is looking for a Principal RF Electrical Engineer. The Hardware Engineering Center (HWEC) is an engineering organization
Posted 60+ days ago | Updated 5 hours ago

Senior Principal Systems Engineer

Modern Technology Solutions

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Bedford, Massachusetts, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a Senior Principal Systems Engineer at Hanscom Air Force Base. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefit
Posted 60+ days ago | Updated 22 days ago

Principal Systems Engineer (MBSE)

Kforce Technology Staffing

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Marlborough, Massachusetts, USA

Full-time

RESPONSIBILITIES: Kforce's client, a pioneering global technology firm in Marlborough, MA, is seeking a Principal Systems Engineer (Model-Based Systems Engineering - MBSE) to support mission-critical projects involving Information Assurance (IA) and secure system design. This is a high-impact role within a collaborative, cross-functional engineering team. Key Responsibilities: * Lead and support systems engineering activities focused on Information Assurance (IA), including the analysis of secu
Posted 60+ days ago | Updated 1 hour ago

Principal Kernel Ransomware Engineer

Request Technology, LLC

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Remote

Full-time

We are unable to sponsor for this permanent full-time role Position is bonus eligible Prestigious Enterprise Security Services Company is currently seeking a Principal Kernel Ransomware Engineer. Candidate will contribute to the Windows agents ability to prevent, detect, respond, and remediate attacks. In this role, you will drive enhancements in multiple product domains. This development will allow the product to better protect customers from the threat of ransomware. Responsibilities: Develops
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Posted 51 days ago | Updated 17 days ago

Software Engineer V / Sr. Principal Engineer

Medifast, Inc.

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Remote or Baltimore, Maryland, USA

Full-time

About the Opportunity At Medifast, our team members are relentless in our mission of driving Lifelong Transformation, Making a Healthy Lifestyle Second Nature . When you join Medifast, you become part of a dynamic, fast-growing community of highly motivated, like-hearted people who share a passion for promoting health and wellness. Just as OPTAVIA Coaches inspire Clients to reach their personal wellness goals, at Medifast, we inspire each other to bring our best to work each day to further our s
Posted 48 days ago | Updated 2 hours ago

Principal Systems Engineer

Raytheon

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Tewksbury, Massachusetts, USA

Full-time

Date Posted: 2025-07-10 Country: United States of America Location: MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calli
Posted 60+ days ago | Updated 1 hour ago

Senior Principal Systems Engineer

Raytheon

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Tewksbury, Massachusetts, USA

Full-time

Date Posted: 2025-04-29 Country: United States of America Location: MA133: Tewksbury, Ma Bldg 3 Concord 50 Apple Hill Drive Concord - Building 3, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: Secret - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling -
Posted 60+ days ago | Updated 1 hour ago

Principal Software Engineer

DCM Infotech Limited

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Remote

Contract

Job Title: Principal Software Engineer Location: Remote,100% Duration: 6-12+ Months Participate in the design and implementation of new security systems that support our loss prevention agents' investigation suite of software, including providing recommendations on solutions Analyze, design, develop and implement RESTful services and APIs Responsible for designing, building, and managing real-time data streaming pipelines using Apache Kafka, including setting up Kafka clusters, configuring Kafka
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Posted 2 days ago | Updated 2 days ago

Principal Software Engineer - Remote

UnitedHealth Group

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Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op
Posted 3 days ago | Updated 5 hours ago

Principal Software Engineer

Amgen Inc

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Remote or Thousand Oaks, California, USA

Full-time

Career Category Information Systems Job Description Join Amgen's Mission of Serving Patients At Amgen, if you feel like you're part of something bigger, it's because you are. Our shared mission-to serve patients living with serious illnesses-drives all that we do. Since 1980, we've helped pioneer the world of biotech in our fight against the world's toughest diseases. With our focus on four therapeutic areas -Oncology, Inflammation, General Medicine, and Rare Disease- we reach millions of pati
Posted 6 days ago | Updated 6 hours ago

Principal, Software Engineer - Full-Stack

Walmart Inc.

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Remote or Bentonville, Arkansas, USA

Full-time

Position Summary Walmart's Enterprise Business Services (EBS) is a powerhouse of seven exceptional teams delivering world-class technology solutions and services making a profound impact at every level of Walmart. As a key part of Walmart Global Tech, our teams set the bar for operational excellence and leverage emerging technology to support millions of customers, associates, and stakeholders worldwide. Joining EBS means embarking on a journey of limitless growth, relentless innovation, and the
Posted 3 days ago | Updated 6 hours ago

Frontend Principal Software Engineer

GCS

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Remote

Contract

We re looking for a skilled Frontend Engineer (can be 100% remote) with strong Angular experience to join the team behind a leading vendor-agnostic, enterprise-grade broadband network monitoring and optimization platform. Used by top-tier global operators, this suite helps monitor and enhance DOCSIS and fiber network performance across millions of connected devices. This is a hands-on engineering role focused on building scalable, reusable UI components and powerful data visualizations that enab
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Posted 2 days ago

Principal Software Engineer / Ruby

Decisiv

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Remote

Full-time

REMOTE Position Decisiv is seeking a Principal Software Engineer to lead the architecture, scalability, and interoperability of our growing platform. As technology landscapes shift, our platform must evolve to handle increasing data demands, automation, and intelligent decision-making while maintaining reliability and flexibility. As a Principal Engineer, you will define long-term technical strategy, guide cross-team architecture, and mentor engineers, ensuring our platform continues to adapt to
Posted 17 days ago | Updated 17 days ago

Principal, Software Engineer - Front-End UI Engineer

Walmart Inc.

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Remote or Bentonville, Arkansas, USA

Full-time

Position Summary Walmarts Enterprise Business Services (EBS) is a powerhouse of seven exceptional teams delivering world-class technology solutions and services making a profound impact at every level of Walmart. As a key part of Walmart Global Tech, our teams set the bar for operational excellence and leverage emerging technology to support millions of customers, associates, and stakeholders worldwide. Joining EBS means embarking on a journey of limitless growth, relentless innovation, and the
Posted 3 days ago | Updated 6 hours ago

Principal Mechanical Project Engineer - Hybrid

Johnson Controls, Inc.

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Remote or York, Pennsylvania, USA

Full-time

Hybrid work opportunity - Consideration given to applicants within a commutable distance from York, PA. or must be willing to relocate. Build your best future with the Johnson Controls team! Who We Are: 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
Posted 5 days ago | Updated 6 hours ago

Principal Linux Engineer

Kforce Technology Staffing

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Remote or Draper, Utah, USA

Contract

RESPONSIBILITIES: Kforce's client in Draper, UT is seeking a Principal Linux Engineer to take full ownership of their enterprise Linux environment across on-premises and cloud infrastructure. Summary: Working alongside other principal-level engineers, you will be the most senior Linux specialist on the team. This is a hands-on role focused on standardizing, automating, and securing the Linux fleet. Architecture experience is a plus, but this is not an architecture or leadership role - it's about
Posted 6 days ago | Updated moments ago

Principal Software Engineer - Cloud Engineering (Remote)

Publix

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Remote or Lakeland, Florida, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp
Posted 13 days ago | Updated 2 hours ago

Principal Software Engineer, Virtual Economy Platform

Roblox

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Remote or San Mateo, California, USA

Full-time

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.We're on a mission to connect a billion people with op
Posted 13 days ago | Updated 5 hours ago