243 Results for

Principal Jobs in Watertown, MA

Jobs

Billerica, MA13 days ago

Drive product development from concept through manufacturing, including: System architecture and conceptualization. Ability to innovate and apply new technologies or existing methods to solve complex design challenges.

Weymouth, MA21 days ago

$120,000–$150,000 Per Year
Full-time
Employee

Write and analyze test plans, execute tests and evaluate test results to demonstrate the design meets specifications with high quality. Develop assembly processes and instructions using lean principles to safely reduce waste, increase efficiency, and improve product quality.

New!

Bedford, MA4 days ago

$123,639–$145,000 Per Year

Command, Control, Communications, and Battle Management (C3BM) has been tasked with delivering an integrated Department of the Air Force (DAF) Battle Network providing resilient decision advantage and enabling the USAF, USSF, Joint, and Coalition Force to win against the pacing challenge. C3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space.

New!

Boston, MAToday

$160,739–$200,924 Per Year

Minimum qualifications: Master’s degree in Operations Research, Data Science, Statistics, Applied Mathematics, Engineering, Computer Science or related field; 5 years in quantitative pricing/financial analysis. Demonstrated ability to frame complex problems, select appropriate research/analytical methods, implement solutions, and present findings effectively.

New!

Cambridge, MA1 day ago

Remote

Full-time
Employee

A successful candidate will assist ASIC development through creating custom analog layouts, floor planning entire chips, high level problem solving, and executing tape outs. ¿ Perform or guide physical layout, including floor-planning, and simulate circuits using extracted parasitic, contribute to design-for-test development.

New!

Woburn, MA3 days ago

Full-time
Employee

Client 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.

Andover, MA13 days ago

Translate engineering design requirements into formal manufacturing process documentation including raw material definition, fixturing/tooling development, CNC programming, inspection planning, finishing requirements, and assembly instructions. Qualifications You Must Have: * Typically requires a Bachelor's Degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, Electrical Engineering, or Aerospace Engineering.

Boston, MA11 days ago

Drive design and implementation of small-scale applications and proof of concepts to improve risk analysis, develop AI-enabled workflows, and enhance reporting systems and processes. Work closely with risk analysts and investment teams to build robust systems and tools that power risk infrastructure, analytics, and decision-ready reporting.

Boston, MA11 days ago

New!

Boston, MAToday

$162,773.52–$207,541.52

A management role that supervises employees focusing on tactical, operational activities within a specified area, with the majority of time spent overseeing area of responsibility, planning, prioritizing and/or directing the responsibilities of employees. Individual offers are determined using a comprehensive approach that considers relevant experience, certifications, education, skills, and internal equity to ensure compensation is fair, consistent, and aligned with our business goals.

Lancaster, MA30+ days ago

Must assist in enforcing the school code of conduct, testing and assessment programs, preparation of student and class schedules, assist all custodial, cafeteria, and other support services, assist in all curriculum matters. Assist parents through prompt communication and support for the purpose of impacting and improving students' academic performance.

Boston, MA30+ days ago

Assists the administration in implementing all policies and rules governing student life and conduct, and for the classroom, develops reasonable rules of classroom behavior and procedure, and maintains order in the classroom in a fair and just manner. Employs a variety of instructional techniques and instructional media, consistent with the physical limitations of the location provided and the needs and capabilities of the individuals or student groups involved.

Boston, MA30+ days ago

General Description: Under the general supervision, serves as secretary to the principal or headmaster of a school; performs complex clerical work requiring exercise of independent judgment. Email: hiringprocess@bostonpublicschools.org.

New!

North Reading, MA1 day ago

$219,900–$351,900 Per Year

Teradyne is a global leader in automated test equipment and industrial automation, enabling customers across the semiconductor, electronics, and advanced manufacturing ecosystem to accelerate innovation and deliver high-quality products at scale. Across semiconductor test, system-level and wafer-level test, photonics, and adjacent semiconductor capital equipment, Teradyne operates at the intersection of deep engineering, complex supply chains, and long investment cycles.

Natick, Massachusetts30+ days ago

$200,000–$300,000 Per Year

Boston, MA30+ days ago

Full-time

ODAIA's SaaS platform transforms complex data into predictive, personalized insights, enabling commercial leaders to understand their customers, anticipate prescribing behaviors, and make the informed, strategic decisions that bring therapies to patients faster. A proven track record of building successful partnerships, advising commercial pharma executives, leading high-stakes conversations and influencing multi-million dollar commercial investment decisions through data-driven storytelling.

Andover, MA30+ days ago

$112,700–$187,800 Per Year

Team leader responsible for the safety and oversight of Technical Programs laboratory-based and at-scale work, including small-scale cleaning validation program requirements, mixing qualification, and solution chemical stability and expiry. Subject to further legal review and statutory or regulatory clarification, which Pfizer intends to pursue, reimbursement of recruiting expenses for licensed physicians may constitute a reportable transfer of value under the federal transparency law commonly known as the Sunshine Act.

Boston, MA30+ days ago

We focus all of our energy on discovering and solving customer and business problems, designing financially strong and defensible business models, activating growth engines, hiring world-class founding teams, and helping them thrive (and none of our energy on big-company b.s.). Led by co-founders who have both built unicorn real estate tech companies from scratch, we're a tight team of engineers, product managers, designers, and operators with decades of experience building products, teams, and businesses from startup to scale.

BURLINGTON, MA30+ days ago

Remote

We are seeking a Principal Consultant – Aviation Noise to join our team in a remote or hybrid position in the U.S. In this senior role, you will serve as a recognized technical expert in aviation noise, leading large and complex projects, supervisingand mentoringstaff, shaping practice strategy, and expanding HMMH’s presence in the aviation noise field. Our Aviation Environmental & Sustainability Group supports over 200 airports worldwide with noise and air quality studies, sustainability plans, mitigation strategies, environmental documentation, and regulatory compliance.

New!

Waltham, MA5 days ago

$120,000–$160,000 Per Year

Nova Biomedical is proud to be a global leader in osmolality testing and biotechnology and in vitro diagnostic (IVD) instrumentation, dedicated to advancing patient care and scientific discovery with a legacy that continues to shape the future of life sciences. With headquarters in Norwood and Waltham, Massachusetts, and a global team of nearly 2,000 employees, we’re building a collaborative, empowered culture grounded in shared values: Customer Centricity, Ingenuity, Ownership & Accountability, Collaboration, and Integrity.

New!

Waltham, MA5 days ago

$155,000–$190,000 Per Year

Nova Biomedical is proud to be a global leader in osmolality testing and biotechnology and in vitro diagnostic (IVD) instrumentation, dedicated to advancing patient care and scientific discovery with a legacy that continues to shape the future of life sciences. Lead system-level analysis and risk mitigation strategies related to battery thermal behavior and heat dissipation, including charging scenarios, environmental extremes, and long-term reliability to ensure patient safety and regulatory compliance.

Andover, MA15 days ago

Translate engineering design requirements into formal manufacturing process documentation including raw material definition, fixturing/tooling development, CNC programming, inspection planning, finishing requirements, and assembly instructions. Typically requires a Bachelors Degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, Electrical Engineering, or Aerospace Engineering.

Waltham, MA15 days ago

We are looking for an experienced researcher to join our team as Principal Research Associate/Associate Scientist in the Molecular Assembly team, supporting our novel target identification and validation workflow in house. Excellent written and verbal communication skills, with the ability to document experiments in an organized and timely fashion and to present scientific data to coworkers.

Boston, MA27 days ago

$150,000–$180,000 Per Year

The client is an innovative connected‑fitness company that blends advanced hardware, immersive digital content, and intuitive software to deliver a premium at‑home training experience, while fully owning and leading the entire electrical design function across its product portfolio. The position owns the entire electrical engineering function, working closely with mechanical, firmware, and software teams to deliver high‑quality, scalable consumer products.

Lancaster, MA30+ days ago

The job of Principal - Elementary was estabished for the purpose/s of providing support to the instructional process with specific responsibility for directing overall site operations, services and staff at an elementary school; providing information and serving as a resource to others; enforcing established policies and regulatory requirements; coordinating school activities and addressing issues, situations and/or problems that arise on campus or with enrolled students. Minimum requirements: Master's degree, or higher in job related area, two years of administrative experience as well as five (5) years as a teacher preferred.

Boston, MA28 days ago

$150,000–$180,000 Per Year
Full-time

Client Details The client is an innovative connected‑fitness company that blends advanced hardware, immersive digital content, and intuitive software to deliver a premium at‑home training experience, while fully owning and leading the entire electrical design function across its product portfolio. The position owns the entire electrical engineering function, working closely with mechanical, firmware, and software teams to deliver high‑quality, scalable consumer products.

New!

Boston, MA3 days ago

$90–$95

Experience with DLP, Encryption, Tokenization & HSM-based Key ManagementNotePreferred Qualifications: Experience in financial services, telecom, or government sectors. Experience Needed: 15+ YearsKey Skills Required: 10+ years in Cybersecurity Architecture & Engineering.

Boston, MA30+ days ago

$164,800–$206,000 Per Year

This role is the linchpin connecting cutting-edge technology with transformative workforce solutions, directly shaping products that empower businesses to hire, pay, and manage global teams seamlessly. Strategically leverage AI to create novel software solutions that tackle complex global workforce management and compliance issues, utilizing the Partner ecosystem to showcase and validate platform capabilities.

Somerville, MA, MA30+ days ago

Full-time

Create conceptual techno-economic on-site energy solutions that appreciate and address the complex customer pain points of energy cost, sustainability, reliability, resilience, Capex constraints, and risk management (includes detailed data analysis, conceptual design, and modelling). The Principal Solutions Architect Engineer will also work with Schneider Electric (SE) Microgrid Competency Center (MGCC), Energy and Sustainability Services (ESS), and other SE business units as well as The Carlyle Group, various generation firms, and Engineer Procure Construct (EPC) firms.

TEWKSBURY, MA30+ days ago

Provide technical direction across various stages of missile operations, including the disposition of field return assets, complex assembly and disassembly issues, and ensuring mission readiness for flight tests. _As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote._.

Boston, MA30+ days ago

You help the team implement creative across multiple channels, from photo direction, to understanding and working against a narrative, to graphic design, communication, moving image and environmental design (where needed). You’ll report to the Sr Director, Global Brand Creative and work day to day with your peers in Brand Creative, Brand Management, Sports Marketing, Consumer Engagement, Digital Direct, Brand Planning and Brand Operations.

Hanscom AFB, Massachusetts30+ days ago

C3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space. Command, Control, Communications, and Battle Management (C3BM) has been tasked with delivering an integrated Department of the Air Force (DAF) Battle Network providing resilient decision advantage and enabling the USAF, USSF, Joint, and Coalition Force to win against the pacing challenge.

Hanscom AFB, Massachusetts22 days ago

The Air Force Program Execution Office for PEO Electronic Systems (ES) has the collective Air Force Materiel Command (AFMC) mission responsibility to manage and execute the modernization, development, testing, production, fielding, and sustainment of the PEO Digital portfolio, which includes over 130 programs for the United States Air Force (USAF) and foreign allies. Please Note: Final compensation for this position will be determined by various factors such as the Federal Government contract labor categories and contract wage rates, relevant work experience, specific skills and competencies, geographic location, education, and certifications.

Hanscom AFB, Massachusetts30+ days ago

Boston, Massachusetts27 days ago

As a Principal Data Scientist, you will deliver impact through data science, ML, and AI by working with the functional teams to develop and execute the technical vision for data science and AI across the company, and you will help to build the organization. Our company has cultivated a reputation of unsurpassed quality, a broad range of technologies and product offerings, and a strong commitment to servicing our worldwide customers.

BOSTON, MA30+ days ago

$86,050–$114,750

We promote staff learning including lunch and learn sessions, an extensive library of online courses, Fun Advisory Board (FAB) arranges a number of events throughout the year and opportunities to engage with peers at NERCOMP and EDUCAUSE events. You Will: Clean, integrate, and analyze data using SQL, Python, R, and Excel (can perform complex functions); automate workflows; and develop dashboards and reports while providing training and technical support.

New!

BOSTON, MA6 days ago

$135,000–$150,000

We promote staff learning including lunch and learn sessions, an extensive library of online courses, Fun Advisory Board (FAB) arranges a number of events throughout the year and opportunities to engage with peers at NERCOMP and EDUCAUSE events. Expertise in advanced analytics techniques like Bayesian generative modeling, machine learning for textual analysis, neural topic modeling, or vector embeddings.

Cumberland, RI30+ days ago

$120

This hybrid role bridges traditional Microsoft Information Protection and compliance tools with modern AI-centric data security practices, including encryption for LLM pipelines, secure vector stores, and legacy data remediation. - Looking for experience with Snowflake, Microsoft Defender, DLP tools, Azure Purview and with a data engineering background that is operating in an oversight role or assisting a larger organization using those tools.

Woburn, MA23 days ago

$140,000–$230,000 Per Year

One or more of the following credentials: certified public accountant (CPA), certified valuation analyst (CVA), accredited in business valuation (ABV), chartered financial analyst (CFA), certified business appraiser (CBA), accredited senior appraiser (ASA), certified divorce financial analyst (CDFA) CPA, CVA, ABV, CBA, or ASA certification is required 10+ years' of recent experience in a related field, with a proven ability to lead and develop client relationships. Proactively identifies and communicates issues to clients, provides value added advice; is viewed as a qualitative and quantitative resource for partners and staff to resolve issues within practice segments and/or industry specialization(s).

Boston, MA30+ days ago

$200,000–$230,000 Per Year

Our team of nearly 475 experts partners with 27 of the top 30 biopharmaceutical companies, the fastest-growing mid-caps, and cutting-edge emerging biotechs, including some of the biggest and most innovative brands. We partner with our clients to turn science into value by helping them understand the potential of their molecules, shaping their strategic plans, and allowing their decision-making to be the biggest differentiating factor in the success of their products.

Somerville, Massachusetts30+ days ago

$133,000–$165,000 Per Year

Lead and manage regulatory submissions, including FDA Q-submission, US 510(k)s submissions, Premarket Approvals (PMA) submissions, supplements, and reports, including Regulatory Body interactions. Regulatory Affairs Principal is responsible for developing and executing regulatory strategies, ensuring compliance with global regulations and leading the process to obtain and maintain market approval for DeepHealth’s high risk products, including AI technologies.

Somerville, Massachusetts30+ days ago

$130,000–$160,000 Per Year

Somerville, Massachusetts29 days ago

$200,000–$230,000 Per Year

The role drives the design, governance, and continuous improvement of automated security controls across all CI/CD pipelines and developer workflows—ensuring security is built in from design through production while enabling delivery that is fast, measurable, and audit-ready at scale. Advanced security certifications strongly preferred (CISSP, CSSLP, AWS Security Specialty, or equivalent); thought leadership through published work, conference presentations, or open-source contributions is a strong differentiator.

Boston, MA30+ days ago

Remote

$160,650–$202,300 Per Year

We help extend the value of these assets, enabling our customers to embrace the potential of cloud and mobile computing, advanced analytics, and the innovations of tomorrow. + Demonstrated history as a consistent top performer selling software solutions to senior executives with quotas in excess of 3M, selling large transactions.

Boston, MA30+ days ago

Remote

You will work on a diverse technology stack that spans low-level embedded systems and high-level server-side platforms, designing solutions to enable continuous self-testing, autonomous software updates, real-time data reporting, and seamless integration between factory systems and vehicle platforms. The Digital Manufacturing Systems team is seeking a highly motivated Principal Diagnostics Engineer to play a key role in imagining, inventing, and implementing cutting-edge technology that manufactures the next generation of Ford vehicles.

Boston, MA30+ days ago

$142,000–$263,000 Per Year

This role serves as both an internal and external industry authority—leading discovery with our customers, identifying high-value problems worth solving, shaping product direction, and driving thought leadership that positions Hi Marley at the forefront of P&C innovation. At Hi Marley, our culture is built on three core values that every employee embodies:Max Courage – We encourage our team, our customers, and their customers to dream big, try new ideas, and maximize impact by measuring risk.

Boston, MA30+ days ago

$132,000–$244,000 Per Year

In this highly autonomous, revenue-critical role, you'll work alongside Sales leadership to shape solution strategy for leading P&C insurers, leading discovery, translating business challenges into compelling solution narratives, and helping executives see what's possible. At Hi Marley, our culture is built on three core values that every employee embodies:Max Courage – We encourage our team, our customers, and their customers to dream big, try new ideas, and maximize impact by measuring risk.

Cambridge, MA15 days ago

$78–$83.50 Per Hour

Key ResponsibilitiesLead development of cell-based assays to evaluate and rank multi-epitope mRNA construct designs (e.g., expression/presentation proxies, antigen-specific T cell activation, breadth/competition effects). We are seeking a highly motivated Principal Scientist to lead the development of scalable, cell-based assay platforms for evaluating and ranking multi-epitope mRNA construct designs in a high-throughput environment.

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Principal Jobs in Watertown, MA

Jobs

Principal Mechanical EngineerMicro Tech

Principal Electronics & Software EngineerElectroswitch

Software Engineer, PrincipalDCS Corporation

Principal, Operations Research Analytics - HybridXPO

Principal Analog Mixed Signal ASIC Layout EngineerGCR Professional Services

Principal Radar Systems EngineerGCR Professional Services

Principal Manufacturing EngineerButler Aerospace and Defense

Principal Front-Office EngineerAxelon Services Corporation

IT Principal Front-Office EngineerAxelon Services Corporation

Nursing Director – Hematology/Oncology & Bone Marrow TransplantTufts Medical Center

Assistant Principal (2026-2027 School Year)Rutherford County Schools

1/2 STEM Teacher & 1/2 Assistant Principal at Midway Middle (26-27 School Year)Roane County Schools

Guild - Principal Clerk School Secretary Grade 23 (SY25-26)Boston Public Schools

Mergers & Acquisition, Lead Transaction PrincipalTeradyne

Principal Scientist (M.D. or D.O.)Exponent Inc.

Managing Principal, AI-Driven Commercial EffectivenessOdaia Intelligence Inc.

Principal Cleaning Validation EngineerPfizer

Principal Engineer - Stackpoint VenturesStackpoint Studio Inc

Principal Consultant - Aviation NoiseHARRIS MILLER MILLER & HANSON INC.

Principal Design Quality Engineer INova Biomedical

Principal Systems Engineer - POC DevicesNova Biomedical

Principal Manufacturing Engineer, 4th ShiftApollo Professional Solutions

Principal Research Associate/Associate Scientist, Molecular AssemblyTScan Therapeutics

Principal Electrical Engineer- Boston, MA- HybridMichael Page

Pleasant Hill Elementary - PrincipalCumberland County School District

Principal Electrical Engineer- Boston, MA- HybridMichael Page International

Principal Cybersecurity ArchitectTMS

Principal Partner Platform AdvocateG-P

Principal Solutions Architect Engineer, MicrogridAlphaStruxure EmployeeCo, LLC

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Brand Creative Senior Principal Design, Basketball and CatalystNike

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PRINCIPAL INSTITUTIONAL RESEARCH ANALYST, Institutional ResearchBoston University

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BAS Principal - Valuation, Financial Forensics, Litigation (VFL)LitmanGerson Associates

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Sr Regulatory Affairs Principal AutonomousDeephealth

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