Principal Radar Systems Engineer GCR Professional ServicesPrincipal Radar Systems EngineerWoburn, MassachusettsContractorClient is focused on delivering National Defense capabilities by driving mission-focused strategies to develop advanced technology systems enabling enduring products and solutions focused on achieving the customer vision. Applicants are expected to be self-motivated, detail oriented and have a demonstrated ability to effectively communicate with all levels of management and individual contributors on the program team through strong written and verbal communication skills.
NewMechanical Engineer JouléMechanical EngineerWaltham, MAExcellent opportunity for an early-career engineer looking to gain hands-on experience in product development, medical devices, and commercial product support while working closely with senior engineering leadership. Partner cross-functionally with Engineering, Product Management, and Commercial teams to support product demonstrations and customer engagements.
NewMechanical Engineer LXC ENGINEERING GROUPMechanical EngineerLynn, MAStrong teamwork, ethics, and ability to obtain a full background check or meet security clearances · Strong to excellent oral and written communication skills; ability to communicate the intent of a design graphically and verbally · Vital to excellent sales and marketing to a client in the MEP/FA/FP consultant industrial · Strong field technical skills or understanding of route cause of problems in the M/P/FP design, commissioning, and testing · Strong teamwork, ethics, and ability to obtain a full background check or meet security clearances · Strong to excellent teaching patient skills; ability to communicate with others seamlessly. The Mechanical Engineer will perform engineering calculations and prepare detailed mechanical engineering drawings for HVAC, Plumbing, and Fire Protection design for buildings primarily within the higher education, science and technology, utility, data center, cannabis, manufacture, industrial, and healthcare market sectors.
NewMechanical Engineer iMPact Business GroupMechanical EngineerWaltham, MAThe ideal candidate enjoys working both at a desk and in a lab/workshop environment and takes pride in delivering high-quality demonstration systems that represent the company's products to customers and stakeholders. The successful candidate will partner closely with a Principal Design Engineer to build, maintain, and optimize commercial demo kits used by our Sales and Commercial teams.
NewLead Engineer (Breach & Attack Simulation) JobotLead Engineer (Breach & Attack Simulation)Boston, MARemote$250,000–$400,000 / yearIts broader platform helps organizations discover and understand the AI systems operating throughout their environments, protect AI applications at runtime, secure LLM/chatbot and agent workflows, simulate attacks against AI systems, monitor emerging coding-agent activity, and understand compliance with organizational and government security requirements. Rather than large teams executing against predefined tickets, engineering is moving toward small, highly empowered three-person pods that own problems from customer discovery through architecture, development, validation, and production delivery.
NewLead Python Engineer JobotLead Python EngineerBoston, MARemote$150,000–$200,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
Software Engineer The Computer Merchant, LtdSoftware EngineerTewksbury, MA$98–$102 / hourContractorWhile an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
AI Development & Agent Ops — Senior Principal Software Engineer Dell, Inc.AI Development & Agent Ops — Senior Principal Software EngineerHopkinton, MAFull timeOur teams design and develop the hardware and software that connect infrastructure, accelerate computational workloads, integrate across the stack, protect data continuity, and deliver the platforms, applications, and diagnostics our customers rely on every day at enterprise scale. Build and maintain shared services, reusable frameworks, developer tooling, and cross-platform integrations that accelerate adoption of AI agents while ensuring consistency, security, and compliance across product and engineering teams.
Principal Software Engineer - Python Veeva SystemsPrincipal Software Engineer - PythonBoston, MARemote$150,000–$300,000 / yearUnlike a traditional corporation, whose only legal duty is to maximize shareholder value, PBCs consider their public benefit purpose and the interests of those materially affected by the corporation's conduct-including customers, employees, and the community-in addition to shareholders' interests. The team will be AI-first in two meaningful ways: using AI to drive engineering productivity and strong engineering discipline, and building a product that applies AI in genuinely innovative ways to problems that matter.
Principal Software Engineer, Platform Engineering ModernaTXPrincipal Software Engineer, Platform EngineeringCambridge, MassachusettsThis is a senior individual contributor role that combines deep technical execution with cross-functional technical leadership across developers ("Builders"), Cybersecurity, Architecture, AI platform teams, and broader teams to provide scalable, secure, and user-focused capabilities that make the right path the easiest path for Moderna’s engineering teams. We are proud to have been recognized as a Science Magazine Top Biopharma Employer, a Fast Company Best Workplace for Innovators, and a Great Place to Work in the U.S. If you want to make a difference and join a team that is changing the future of medicine, we invite you to visit modernatx.com/careers to learn more about our current opportunities.
Principal Software Engineer IconstaffPrincipal Software EngineerBoston, MassachusettsWe’re seeking a Senior Software Engineer to design and build scalable systems that support real-world mental health care delivery. Our engineering team builds technology that drives clinical excellence and operational efficiency.
NewSr. Principal Software Engineer - Cardiac Ablation Solutions MedtronicSr. Principal Software Engineer - Cardiac Ablation SolutionsNewton, MassachusettsIf you are applying to perform work for Medtronic, Inc. (“Medtronic”) in any position which will involve performing at least two (2) hours of work on average each week within the unincorporated areas of Los Angeles County, you can find here a list of all material job duties of the specific job position which Medtronic reasonably believes that criminal history may have a direct, adverse and negative relationship potentially resulting in the withdrawal of a conditional offer of employment. The following benefits and additional compensation are available to those regular employees who work 20+ hours per week: Health, Dental and vision insurance, Health Savings Account, Healthcare Flexible Spending Account, Life insurance, Long-term disability leave, Dependent daycare spending account, Tuition assistance/reimbursement, and Simple Steps (global well-being program).
Principal Software Engineer (Health100 Platform) CVS HealthPrincipal Software Engineer (Health100 Platform)Woonsocket, Rhode IslandServe as senior technical authority for high‑impact initiatives, guiding architecture, shaping engineering processes, and ensuring consistent, high‑quality delivery across teams and partners. Define platform direction and roadmaps by collaborating with engineering leadership, product teams, and the open‑source community, influencing frameworks and core system design.
Principal Software Engineer, Full Stack Cambridge Mobile TelematicsPrincipal Software Engineer, Full StackCambridge, MA$167,200–$209,000 / yearWe are seeking an experienced Principal Software Engineer to lead complex projects, and mentor teams in building scalable and reliable full-stack solutions. Recognized innovator in mobility AI, earning top honors including the TIME Industry Leader in AI, a Gold Edison Award, and the Artificial Intelligence Excellence Award for AI for Social Good.
Principal Software Engineer DigitalOceanPrincipal Software EngineerBoston, MARemote$235,200–$294,000 / yearIAM and KMS are the bedrock of trust at DigitalOcean; our services sit in the critical path of every request, authorizing billions of transactions per second with single-digit millisecond latency, and securing the cryptographic material that protects every customer workload on the platform. Evolve Key Management: Design and deliver a robust, multi-tenant KMS, including envelope encryption, customer-managed key patterns, and HSM-backed key material, that gives customers deep, fine-grained control over their data security posture.
Principal Software Engineer - Compiler Development CadencePrincipal Software Engineer - Compiler DevelopmentBurlington, MA$117,600–$218,400 / yearBy offering Electronic Design Automation (EDA) tools, they enable engineers to simulate, verify, and optimize chip designs for various high-growth industries, including automotive, 5G, and hyperscale computing. Design Scalability: Architect compiler and simulator specifically tuned for complex AI designs, ensuring the engine can handle the massive replicated and parallel structures inherent in next-gen neural processing units (NPUs).
Principal Software Engineer State StreetPrincipal Software EngineerMassachusettsMentor junior staff; Provide informed guidance and direction in code reviews; write unit and automation tests to ensure a high-quality end product; Actively participate in the agile software development process by adhering to the CRD Scrum methodology, including attending all daily standups, sprint planning, backlog grooming, and retrospectives; Assume Scrum master responsibilities when required; Provide thought leadership in the design of product architecture within the team’s scope of responsibility; work under minimal supervision to build out the next generation of our software test automation infrastructure as part of our Quality Assurance Infrastructure team to test, and debug medium to large software enhancements and solutions within Charles River’s business and technical problem domains; responsible for designing, developing, delivering and supporting the software infrastructure that enables automated product validation to Charles River’s customer and to the rest of the development community at Charles River Development; assist in driving mature test automation capabilities, such as BDD/ATDD capabilities that allow teams to shift testing and test automation as far left as possible; improve the Testing/automation architecture by continuously reducing the testing cycle time enabling the CI\CD models by working closely with various teams; assist in improving development test methodologies, and contribute to related test methodology frameworks; conduct manual tests to ensure a high-quality end product; contribute to written design and API documentation, and participate in customer testing process; and Directly manage team members as needed. Total required experience above must include the following (can be gained concurrently): 8 years of experience working with Core and Enterprise Java technologies with hands on abilities in designing and writing Java code using complex data structures, multi-threading, efficient memory management and highly performant algorithms; 10 years of experience developing extensible software modules using object oriented development and SOLID principles; 5 years of experience developing solutions in highly transactional environments involving database concurrency; 2 years of technical leadership experience in guiding, coaching and mentoring team members; 5 years of experience with various automation tools; and 2 years of experience in Micro services, Web services testing using SOAP and REST based service & XML, JSON.
NewPrincipal Software Engineer, Semantic Data Services WEX Inc.Principal Software Engineer, Semantic Data ServicesBoston, MA$200,600–$250,400 / year10+ years of experience in software engineering, data engineering, distributed systems, data platforms, or related technology areas, with demonstrated experience operating at Staff, Principal, or equivalent technical scope. Experience with technologies such as Spark, Flink, Kafka, Iceberg, Snowflake, Databricks, cloud-native data services, graph databases, or equivalent large-scale data technologies.
NewPrincipal Software Engineer Bright Vision TechnologiesPrincipal Software EngineerAndover / North Andover, MARemote$100,000–$150,000 / yearJob Title: Principal Software Engineer Location: 100% Remote (U.S.) Position Type: Full-time, Direct W2 Salary Range: $100,000–$150,000 Annually Experience Required: 6+ years Sponsorship: U.S. Citizens, Green Card Holders, EAD Holders, and H-1B transfer candidates are encouraged to apply. Principal Software Engineer - Remote Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States.
Principal Software Engineer - Core Infrastructure (Python/C++) MedtronicPrincipal Software Engineer - Core Infrastructure (Python/C++)Newton, MassachusettsIf you are applying to perform work for Medtronic, Inc. (“Medtronic”) in any position which will involve performing at least two (2) hours of work on average each week within the unincorporated areas of Los Angeles County, you can find here a list of all material job duties of the specific job position which Medtronic reasonably believes that criminal history may have a direct, adverse and negative relationship potentially resulting in the withdrawal of a conditional offer of employment. The following benefits and additional compensation are available to those regular employees who work 20+ hours per week: Health, Dental and vision insurance, Health Savings Account, Healthcare Flexible Spending Account, Life insurance, Long-term disability leave, Dependent daycare spending account, Tuition assistance/reimbursement, and Simple Steps (global well-being program).