Senior mechanical engineer jobs in Lynn, MA - 2,263 jobs

A leading robotics company in Waltham, MA is looking for a Principal Mechanical Engineer to enhance Atlas's mechanical design and lead continuous improvement. You'll drive reliability within structural assemblies and collaborate closely with testing and production teams. Ideal candidates have a Bachelor's in Mechanical Engineering and 8-10 years of relevant experience, particularly with Root Cause Analysis and CAD systems. This role offers a competitive salary and a comprehensive benefits package. #J-18808-Ljbffr

Senior Mechanical Engineer About the Role At Parallel Fluidics, we are building the infrastructure to power the next generation of life science tools. We seek a highly motivated Senior Mechanical Engineer to lead the development of a next-generation life science instrument for microfluidic applications. This role requires expertise in electromechanical system design, pressure and flow control systems, and sealing interface design. You will work in a dynamic startup environment, collaborating with cross‑disciplinary teams to deliver innovative solutions for cutting‑edge microfluidic technology. Key Responsibilities Design and engineering: Develop concepts for next generation instrument architecture. Lead mechanical engineering effort for systems and components, including: Moving mechanical assemblies Sealing interfaces Pressure control systems Electronics integration Automation integration Project management: Work with leadership to develop and refine product requirements. Manage outside consultants in related disciplines. Develop accurate product development timelines. Provide regular progress updates to leadership. Prototyping and Testing: Create and iterate prototypes to validate designs and refine functionality. Design and execute verification tests to ensure systems meet requirements. Analyze performance data and implement design improvements. Scale‑up: Oversee the transition of designs from prototyping to scalable manufacturing. Ensure products meet all necessary regulatory requirements. Cross‑functional Collaboration: Work closely with the design, software, and microfluidics teams to integrate subsystems. Provide technical leadership and mentorship to junior engineers. Innovation and Continuous Improvement: Stay updated on advancements in mechanical engineering, lab automation, and microfluidics. Identify opportunities for improving performance, reliability, and cost‑effectiveness in future generations of products. Qualifications Required: Bachelor's Degree in Mechanical Engineering or a related field. 5+ years of experience in mechanical design, with a focus on electromechanical systems and fluid control. Strong understanding of pressure control systems, design for manufacturing, and sealing technologies. Proven track record of bringing electromechanical systems to market. Excellent communication and project management skills. Proficiency in 3D CAD software (e.g., SolidWorks, Autodesk Fusion, or equivalent). Preferred: Familiarity with cleanroom environments and microfabrication processes. Knowledge of regulatory and safety standards for laboratory instrumentation. Experience building microfluidic technologies. What We Offer A collaborative and innovative work environment where your ideas shape our future. Opportunities to work on groundbreaking technologies in life sciences and microfluidics. Comprehensive benefits, including health, dental, vision, and life insurance coverage. Equity options to share in the company's growth and success. At Parallel Fluidics, we value diversity and inclusion and welcome individuals from all backgrounds, experiences, and perspectives. If you are passionate about mechanical engineering and eager to drive innovation in life science tools, apply today to help shape the future of microfluidics. #J-18808-Ljbffr

We're an MIT-born, venture-backed Silicon Valley startup building Engineering General Intelligence (EGI), an AI copilot for design and manufacturing. Our mission is to reinvent how physical products are designed and built, dramatically accelerating product development. The Data Studio Lead owns the end-to-end process of transforming raw customer data into usable, high quality datasets and insights that power development, evaluation, and delivery. This role sits at the intersection of product, research, engineering, and business teams. You will build and lead a team responsible for data pipelines, labeling workflows, quality assurance, and customer‑specific data solutions that either enable our developers and researchers to advance the product or deliver the solution directly to customers. Mechanical engineering or manufacturing design experience is essential; candidates without this background will not be considered. Key Responsibilities Data Operations & Delivery Own the definition and evaluation of output quality, ensuring consistency and accountability across all internal and external datasets. Oversee ingestion, cleaning, transformation, and structuring of customer data for AI model training and inference. Build scalable processes and frameworks for data labeling, annotation tools, quality checks, and feedback loops. Ensure timely, high quality data delivery for internal R&D and customer deployments. Own SLAs, accuracy targets, and “definition of quality” for all datasets. Product & Solution Leadership Partner with Product Managers to shape data‑related features, workflows, and tooling (e.g., annotation UI, correction UI, model output review tools). Translate customer needs into clear data requirements and repeatable solutions. Team & Process Leadership Build and lead a Data Studio team. Implement best practices for documentation, quality metrics, repeatable workflows, and compliance. Drive continuous improvements in throughput, cost efficiency, and accuracy. Cross‑Functional Collaboration Work closely with engineering and research teams to define data needs for model training, evaluation, and debugging. Collaborate with BD team to scope data requirements for onboarding and implementation. Serve as the subject‑matter expert on data quality, data formats, labeling standards, and customer‑specific nuances related to manufacturing design. Customer & Project Management Interface with customers to understand their domain, data structures, and quality expectations. Guide customers through data preparation, schema definition, and ongoing iteration. Own delivery timelines, reporting, and communication for all active data projects. Required Qualifications Domain expertise in manufacturing design or industrial workflows; mechanical engineering background is required. Hands‑on experience with CAD tools (e.g., SolidWorks, CATIA, Siemens NX, Creo) and familiarity with interpreting complex mechanical models. Experience creating or working with technical documentation such as exploded views, work‑step sequencing, GD&T drawings, repair manuals, and similar manufacturing/assembly artifacts. Ability to work directly with customers and translate domain problems into data requirements. Experience leading and growing teams. Excellent project management and cross‑functional communication skills. Preferred Qualifications Familiarity with annotation tools and illustration tools (e.g., Creo Illustrate, Adobe Illustrator, Arbortext). Experience in data operations, data analytics, ML operations, or related fields. Strong understanding of AI/ML data lifecycle: collection → labeling → QA → training → evaluation → deployment. Ability to partner with product managers to shape data tooling and internal UIs. Experience in a startup or high‑growth tech environment. What Success Looks Like High‑quality, on‑time data delivery for every customer and internal teams. Increasing automation and decreasing manual effort in the data pipeline. Clear standards for data quality that align with model performance needs. Data Studio becomes a strategic partner for customers in automating their workflows. #J-18808-Ljbffr

The primary role of the Mechanical Engineer is to provide technical ownership and refinement of packaging platforms and automation systems. Working with the Electrical and Controls teams, the Mechanical Engineer will execute the design and manufacturing of in-house packaging machinery and automation. Utilizing packaging machinery and automation platforms and modules, the Mechanical Engineer, in conjunction with the Electrical and Controls Engineers, will execute project and platform design evolution and execution, enabling the manufacturing of in-house packaging machinery and automation. Co-located with electrical and controls engineers, packaging designers, and materials scientists, this role will execute design duties to ensure that packaging machinery and supporting automation are simple, effective, and deliver lower total cost while enabling more sustainable packaging, streamlined supply chains, and lower total cost of ownership. Key job responsibilities: Collaborate with cross-functional engineers to design and execute packaging machinery and automation projects. Execute the mechanical design workstreams encompassing core module evolution, structural member design including the modular frame, safety/guarding, and incorporation of ancillary systems at the project/platform level while ensuring technical, cost, and timeline objectives are achieved. Deliver engineering workstreams including drive system modeling, load and bearing calculations, static and dynamic torque simulations and analysis, 3D and 2D model design including the mechanical BOM generation. Execute the detailed design evolution of modules and subsystems for material specifications, geographic requirements, and continuous improvement goals aligned with platform and project level initiatives. Partner with the Electrical Engineering team to ensure project documentation is complete and scalable for electrical schematics, BOM, I/O's, and subsystem programs. Support the project team in the safety certification of the project/platform (CE, UL, CSA, TUV, etc.). Additional Skills & Qualifications BASIC QUALIFICATIONS - Experience in developing functional specifications, design verification plans and functional test procedures - BA in Mechanical or Mechatronics Engineering - 8+ years packaging machinery design experience - Proficiency in 3D design and simulation software including but not limited to Ansys, Creo, Catia, Solidworks Job Type & Location This is a Contract position based out of Westborough, MA. Pay and Benefits The pay range for this position is $55.00 - $70.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: - Medical, dental & vision - Critical Illness, Accident, and Hospital - 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available - Life Insurance (Voluntary Life & AD&D for the employee and dependents) - Short and long-term disability - Health Spending Account (HSA) - Transportation benefits - Employee Assistance Program - Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully onsite position in Westborough,MA. Application Deadline This position is anticipated to close on Jan 31, 2026. About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing due to a disability, please email actalentaccommodation@actalentservices.com (%20actalentaccommodation@actalentservices.com) for other accommodation options.

A leading biotechnology firm in Boston seeks a Senior Mechanical & Automation Engineer. This role involves developing and automating manufacturing solutions for innovative therapies. Candidates should have extensive experience in automation development, mechanical design, and a strong understanding of cGxP principles. This is a five-day-a-week role requiring onsite presence for three days weekly. Compensation ranges from $75 to $90 per hour, with eligibility for overtime pay. #J-18808-Ljbffr

Vertex is a global biotechnology company that invests in scientific innovation. The Data, Technology and Engineering (DTE) Research, Pre‑Clinical, Manufacturing & Supply (RPMS) Group's mission is to improve the lives of patients through digital, data, and technology innovation. Vertex is in a transformational period where we are accelerating our capabilities, technology and data to augment our scientific mission and enable Vertex to grow in scale; ensuring we remain on the forefront of science, medicine and technology. Role Overview We are seeking a data driven, scientifically literate, and technically skilled Principal Engineer to serve as the Automated Data QC and Reporting Solutions lead to automate and streamline pre‑clinical data pipelines and reporting processes and ensure the accuracy, consistency, and integrity of high‑impact, high‑visibility, business‑critical regulatory documents across research laboratories. This role will drive modernization and standardization of data pipelines and reporting processes, ensuring accuracy, consistency, and integrity of high‑impact, business‑critical regulatory documents across research laboratories. The Principal Engineer will also develop and execute strategies for data consumption solutions and reporting, leveraging advanced technology, agentic workflows, and AI capabilities to modernize and scale data consumption environments. Key Duties and Responsibilities Develop and execute modernization and standardization initiatives for automated QC and reporting of research data, ensuring alignment with business objectives and digital transformation goals. Lead the development of data consumption solution strategies and reporting frameworks to enable scalable, future‑ready, and unified data environments. Identify and implement innovative digital and AI‑powered technologies, including agentic workflows, to enhance data consumption, reporting, and scientific insight generation. Collaborate with cross‑functional teams to align global digital QC, reporting, and data consumption strategies across multiple research sites. Operational Execution Design, configure, develop, and maintain automated solutions, tools, and workflows for QC, report generation, and standardized data consumption. Regularly evaluate and optimize solutions, scripts, and workflows to enhance performance, scalability, and interoperability. Identify and prepare raw data files in response to regulatory requests. Deliver solutions to automate and digitalize by identifying and preparing raw data files in response to regulatory requests. Design, configure, develop and maintain automated solutions, tools and workflows for automated QC and report generation. Ensure the accuracy, completeness, traceability and consistency of data across research business‑critical documents (e.g. research study reports). Ensure generated reports meet formatting, regulatory, data integrity, and quality standards. Identify and resolve data discrepancies using automated processes, collaborating with stakeholders. Collaborate across our Data Technology & Engineering (DTE) organization and with research scientists to ensure solutions integrate with our broader data platform and data engineering strategy. Ensure the accuracy, security, quality and business continuity of solutions in line with Vertex and external data and technology standards. Modernization and AI Enablement Drive the adoption of agentic workflows and AI capabilities to automate and accelerate scientific data workflows, reporting, and consumption interfaces. Develop and deploy AI‑enhanced visualization, reporting, and QC interpretation tools. Champion the use of cloud‑native and unified semantic consumption layers for scalable data access and analysis. Collaboration and Communication Partner with scientists, statisticians, and program representatives to understand reporting and QC requirements. Partner with DTE leaders to understand and deliver to data and technical requirements. Provide leadership and training to a team of super users on automated QC and report generation workflows to ensure business continuity. Develop a sustainable suite of solutions that minimize future training. Deliver solutions and insights with clear and actionable QC and reporting summaries to stakeholders. Required Knowledge and Skills Experience designing and implementing data and technology solutions in life sciences research and development. Advanced programming skills in R, Python, and experience with database access, query, and large dataset interrogation. Expertise in agentic workflows, AI/ML technologies, and cloud‑native platforms for data engineering and reporting. Proficiency in evaluating and implementing new tools and technologies, including AI and agentic workflows. Proficiency in data management and automation principles and methodologies. Knowledge of statistics, data visualization, and scientific reporting. Familiarity with data quality, reporting, and compliance requirements in regulated environments. Excellent collaboration, interpersonal, and communication skills, with the ability to present complex technical concepts to diverse audiences. Strong analytical, problem‑solving, and decision‑making skills using data‑driven approaches. Strong collaboration and inter‑personal skills. Proven track record of working in a complex, fast‑paced environment. Willingness to travel as needed (up to 10%) to support business objectives. Required Education and Experience Bachelor's degree in a relevant field such as Computer Science, Data Science, Engineering, or a related discipline or equivalent experience; advanced degree preferred. 5+ years of experience in technical leadership, data management, or related roles within the biotechnology or pharmaceutical industry. Proven track record of leveraging data engineering, software engineering and/or data science skills to automate reporting. Proficiency in digital platforms and technologies, with the ability to evaluate and implement new tools and technologies. Proven track record in leading digital transformation, modernization, and standardization initiatives. #LI - Hybrid Pay Range: $148,000 - $222,000 Disclosure Statement: The range provided is based on what we believe is a reasonable estimate for the base salary pay range for this job at the time of posting. This role is eligible for an annual bonus and annual equity awards. Some roles may also be eligible for overtime pay, in accordance with federal and state requirements. Actual base salary pay will be based on a number of factors, including skills, competencies, experience, and other job-related factors permitted by law. At Vertex, our Total Rewards offerings also include inclusive market‑leading benefits to meet our employees wherever they are in their career, financial, family and wellbeing journey while providing flexibility and resources to support their growth and aspirations. From medical, dental and vision benefits to generous paid time off (including a week‑long company shutdown in the Summer and the Winter), educational assistance programs including student loan repayment, a generous commuting subsidy, matching charitable donations, 401(k) and so much more. Flex Designation: Hybrid-Eligible Or On‑Site Eligible Flex Eligibility Status: In this Hybrid-Eligible role, you can choose to be designated as: Hybrid: work remotely up to two days per week; or select On‑Site: work five days per week on‑site with ad hoc flexibility. Note: The Flex status for this position is subject to Vertex's Policy on Flex @ Vertex Program and may be changed at any time. Company Information Vertex is a global biotechnology company that invests in scientific innovation. Vertex is committed to equal employment opportunity and non‑discrimination for all employees and qualified applicants without regard to a person's race, color, sex, gender identity or expression, age, religion, national origin, ancestry, ethnicity, disability, veteran status, genetic information, sexual orientation, marital status, or any characteristic protected under applicable law. Vertex is an E‑Verify Employer in the United States. Vertex will make reasonable accommodations for qualified individuals with known disabilities, in accordance with applicable law. Any applicant requiring an accommodation in connection with the hiring process and/or to perform the essential functions of the position for which the applicant has applied should make a request to the recruiter or hiring manager, or contact Talent Acquisition at ApplicationAssistance@vrtx.com #J-18808-Ljbffr

Advance your career with the Stark Tech team. We'll shape your future together! Stark Tech is a total optimization provider of facilities and energy solutions. Stark Tech leads the market in providing cutting‑edge facilities and energy solutions. We integrate systems, offer energy‑efficient equipment and services, and provide building analytics to help customers meet sustainability goals. Our large‑scale equipment converts waste to renewable natural gas, reducing greenhouse gas emissions. Additionally, we enhance the utility grid with microgrid and battery energy storage solutions, along with solar development consulting services. Join Stark Tech to be part of the future of energy transformation. What you can expect We believe your well‑being and satisfaction are vital for a fulfilling career. We are gritty, employee, and customer focused. Here are some of the benefits we provide: Paid Time Off & Holidays 401(k) with employer match Medical/Dental/Vision insurance Health Savings Account (HSA) and Flexible Spending Account (FSA) HSA employer contribution Life and Disability insurance Wellness Program (participation incentives) Employee Assistance Program Competitive pay Career development How do you excel in this position Stark Tech is seeking a Senior Project Engineer - Electrical who excels by transforming complex electrical requirements into safe, reliable, and integrated building infrastructure solutions. You lead projects from conceptual design through commissioning, using deep technical expertise, system analysis, and real‑world constructability insight to ensure every electrical system is code‑compliant, cost‑effective, and optimized for long‑term performance. You thrive at bridging design and field execution‑coordinating seamlessly with mechanical, controls, and low‑voltage teams to deliver fully integrated building solutions that support smarter, more efficient operations. Through technical leadership, cross‑functional collaboration, and mentoring of engineering staff, you elevate project quality, reduce risk, and strengthen Stark Tech's reputation for delivering high‑performing electrical infrastructure. What are we looking for Associate degree required; Bachelor's degree preferred. Advanced degree a plus. 10+ years of experience in electrical building infrastructure, power distribution, or energy/efficiency‑driven electrical design. Proven experience leading projects and managing engineering or cross‑functional teams. Professional certifications are highly desirable. Technical Knowledge & Skills Expert knowledge of NEC, NFPA, IEEE, and local AHJ electrical requirements. Strong understanding of service entrance design, switchgear, grounding, lighting, motor control, and distribution systems. Experience performing power system studies (short circuit, arc‑flash, coordination, voltage drop, load analysis). Skilled in producing Basis of Design documents, one‑lines, riser diagrams, specifications, and construction documentation. Ability to coordinate electrical designs with mechanical, structural, controls, and IT teams for fully integrated solutions. Experience supporting commissioning, functional testing, performance verification, and owner turnover processes. Proficiency in Microsoft Office; experience with industry software tools for modeling, analytics, and design. Leadership & Collaboration Proven ability to mentor junior engineers and influence cross‑functional project teams. Strong customer‑facing communication skills. Ability to convert technical value into meaningful business outcomes for customers and internal stakeholders. Working with us Our fast‑growing organization offers competitive pay, a positive work environment, and opportunities for career growth within the company. If you're a motivated individual with a sense of accountability, resiliency, and a dedication to providing exceptional customer service, we encourage you to get in touch with us. The advertised compensation range for this position represents what we believe, at the time of posting, to be competitive and acceptable by reviewing comprehensive market data to include industry, and roles of similar responsibility and level. Within the range, wage will be determined by several factors including candidate knowledge, job‑related skills, experience, and relevant education or training. #J-18808-Ljbffr

Join JB&B and shape the future of the built environment! Founded in 1915, Jaros, Baum & Bolles has been a pillar of engineering innovation in New York City for over a century. Specializing in mechanical, electrical, plumbing (MEP), JB&B has contributed to some of the most iconic buildings. In October 2025, JB&B joined forces with Trinity Consultants, a global consulting firm focused on the natural and built environments. JB&B now operates within Trinity's Built Environment division, combining its deep expertise in high‑performance building systems with Trinity's strengths in acoustic design, facility operations, commissioning, and technology strategy. This strategic merger expands JB&B's capabilities and offers employees: Access to a broader portfolio of international projects and clients Enhanced career mobility across Trinity's global network Interdisciplinary collaboration with experts in sustainability, environmental science, and digital infrastructure About the Role JB&B is seeking a Senior Project Engineer to join the Electrical department at our Boston office. The Senior Project Engineer is a technically skilled and experienced engineer with excellent communication, coordination, project management, and leadership skills. This role typically manages one to two smaller projects and is the key designer on larger base‑building and infrastructure upgrade projects. Responsibilities Leads the design on tenant fit‑out projects and is a key designer on base‑building/infrastructure upgrades; assembles riser diagrams, schedules, and floor plans; participates in specification writing. Establishes design criteria from the project proposal and assembles basis of design documents. Assembles a complete set of contract documents for their trade including the layout of main equipment rooms, closets, shafts, risers, etc. Leads design for their trade's ancillary systems required for a project and can assemble scope-associated drawings with these systems (e.g., UPS, generators, fuel, secondary water pumps, water reclamation system). Reviews shop drawings, RFIs, contractor change orders, performs site visits and punch‑lists with limited supervision to verify that designs are being implemented accurately. Assists in establishing an efficient project schedule for their project team that ensures appropriate use of resources while adhering to deadlines. Assists in following up on progress and completion of tasks; holds team members accountable to completing tasks on time regardless of their position. Qualifications Minimum 5 years of experience Bachelor's degree in Electrical Engineering Strong understanding of trade‑specific scope of project, trade‑related codes, and the required coordination with other trades Strong understanding of documentation requirements and content for each deliverable phase (e.g., SD, DD, CD and specifications) Proficient in all design calculations and software tools (e.g., Revit and AutoCAD) applicable to the discipline Why Work at JB&B? Legacy + Innovation: Our company blends a rich history with forward‑thinking design, including smart building systems and deep carbon reduction strategies. Collaborative Culture: With over 400 professionals, our company fosters mentorship, teamwork, and continuous learning.Global Impact: Now part of Trinity, our company offers opportunities to work on transformative projects across commercial, healthcare, aviation, life sciences, and data center sectors. Multiple office locations: New York, Boston, and Philadelphia. What We Offer Hybrid workplace offering the flexibility to work both from home and the office Comprehensive benefits package including 401k employer match and stock options Paid time off (PTO), volunteer program and employee resource groups Training and professional development courses through JB&B University Estimated compensation range: $100,000 - $115,000 a year. Jaros, Baum & Bolles is an equal‑opportunity employer. All qualified candidates will receive consideration for employment without regard to race, ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law. #J-18808-Ljbffr

At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? Visit careers.klaviyo.com to see how we empower creators to own their own destiny. Be Klaviyo's senior IC for scale, you will report into a VP of Engineering and lead performance, reliability, multi‑region, and large‑tenant readiness. You'll drive platform‑wide architectural change, hunt bottlenecks and optimize systems, and partner across teams to productionize improvements. Given that this is an IC role with no direct reports; you will lead via technical depth, hands‑on impact, and crisp cross‑org alignment. What You'll Do Define enterprise scalability fitness functions (latency/throughput/error rates) and a scorecard; align teams to SLOs and budgets. Design/implement sharding and partitioning strategies, caching/back‑pressure, multi‑region readiness, and high‑volume migration paths. Build lightweight enablement: benchmarks, profiling harnesses, reproducible testbeds; pair with teams to land fixes. Lead scalability reviews and readiness gates that accelerate-not block-delivery; drive incident deep dives tied to systemic fixes. Communicate clearly to execs and engineers, tying technical work to business impact and customer outcomes. Integrate AI into scale and resiliency work-from proactive anomaly detection to synthetic load and guided runbooks-so performance improvements stick and incidents don't repeat. Who You Are Experience: 12+ years scaling multi‑tenant SaaS with a reputation for removing major bottlenecks and proving impact with data. Technical expertise: Performance engineering, capacity planning, sharding/partitioning, caching/back‑pressure, multi‑region readiness, and high‑volume migrations; you turn hotspots into robust patterns. AI tools & automation: You apply AI to scale work-profiling assistance, workload modeling, synthetic traffic generation, anomaly detection, and runbook copilots-always with explicit guardrails and observability. Cross‑org influence: You align teams through fitness functions, scorecards, and readiness gates that accelerate-not block-delivery; you communicate tradeoffs crisply to execs and engineers. AI fluency: Curious, adaptable, and proactive in exploring AI that responsibly improves scale outcomes. Nice to Haves Scale scorecard: Company‑wide fitness functions (latency/throughput/error rates) are adopted and reviewed regularly. High‑impact wins: 2-3 bottlenecks removed with documented, reproducible testbeds; pXX latencies and error rates improve on top enterprise workloads; repeat P0s trend down. AI‑assisted scale engineering: AI‑driven anomaly detection reduces alert noise while improving signal; generative load testing and copilot runbooks are used in release/readiness checks for the top critical services; time‑to‑isolate regressions drops 20-30%. Success in 6-12 Months Company‑wide scale scorecard in place; 2-3 high‑impact bottlenecks removed; top enterprise workloads show improved pXX latencies and error rates; fewer repeat P0s. We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC, certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3, 2025. Please see the independent bias audit report covering our use of Covey here Massachusetts Applicants: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Get to Know Klaviyo Base Pay Range For US Locations: $248,000 - $372,000 USD We're Klaviyo (pronounced-vee-oh). We empower creators to own their destiny by making first‑party data accessible and actionable like never before. We see limitless potential for the technology we're developing to nurture personalized experiences in ecommerce and beyond. To reach our goals, we need our own crew of remarkable creators-ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you're ready to do the best work of your career, where you'll be welcomed as your whole self from day one and supported with generous benefits, we hope you'll join us. AI fluency at Klaviyo includes responsible use of AI (including privacy, security, bias awareness, and human‑in‑the‑loop). We provide accommodations as needed. Klaviyo is committed to a policy of equal opportunity and non‑discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law. IMPORTANT NOTICE: Our company takes the security and privacy of job applicants very seriously. We will never ask for payment, bank details, or personal financial information as part of the application process. All our legitimate job postings can be found on our official career site. Please be cautious of job offers that come from non‑company email addresses (@klaviyo.com), instant messaging platforms, or unsolicited calls. By clicking "Submit Application" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice. If you do not wish for Klaviyo to process your Personal Data, please do not submit an application. You can find our Job Applicant Privacy Notice here and here (FR). #J-18808-Ljbffr

A leading technical solutions provider is seeking an engineer specialized in the medical device industry. The role involves designing manufacturing processes and ensuring compliance with safety regulations. Candidates should have a BBA in Engineering, knowledge in CSV, and problem-solving skills (Yellow or Green Belt). The position offers an opportunity to work with innovative technologies in a dynamic environment located in Caguas, Puerto Rico. #J-18808-Ljbffr

The Artificial Intelligence & Machine Learning Engineer/Scientist I works within the Artificial Intelligence Operations and Services group (AIOS) in the Informatics & Analytics department of Dana-Farber Cancer Institute. This role provides support in machine learning, NLP, and computer vision to build reusable and scalable AI/ML tools and pipelines to support Dana-Farber operations, research, and clinical practice. The role operates in a matrixed team environment, collaborating with client-facing leads, software engineers, product managers, project managers, project sponsors, and clients. The Informatics & Analytics department serves patients, present and future, by collaboratively building a sustainable informatics and analytics ecosystem of tools and services to support and grow the Institute's research, clinical, and business missions. The AIOS group provides services related to AI, machine learning, computer vision, NLP, production deployment, cloud infrastructure, data engineering, project management standards, and data labeling. Located in Boston and the surrounding communities, Dana-Farber Cancer Institute is a leader in life-changing breakthroughs in cancer research and patient care. We are united in our mission of conquering cancer, HIV/AIDS and related diseases. We strive to create an inclusive, diverse, and equitable environment where we provide compassionate and comprehensive care to patients of all backgrounds, and design programs to promote public health particularly among high-risk and underserved populations. We conduct groundbreaking research that advances treatment, we educate tomorrow's physician/researchers, and we work with amazing partners, including other Harvard Medical School-affiliated hospitals. Responsibilities: Contribute to the development, deployment, and monitoring of AI solutions, supporting scalable and efficient practices to ensure reliable telemetry tracking, model performance monitoring, and cross-platform efficiency. Assist in implementing and maintaining data and machine learning solutions, helping to manage models throughout their lifecycle to ensure they are well-organized, auditable, and maintain high accuracy. Support the creation and maintenance of CI/CD pipelines for machine learning models in cloud environments, including workflows for batch, online, streaming, and edge training/inference. Elicit functional requirements from end users and data science teams, utilizing methods such as user interviews, mockups, wireframes, end-to-end testing, prototypes, GUI designs, and use cases. Provide updates on assigned tasks and project progress to multiple groups including the AIOS team, client-facing leads, project sponsors, business owners, and internal stakeholders. Work effectively as part of a team, contributing to shared goals and supporting the success of projects and initiatives. Qualifications: Bachelor's degree in a related field (Computer Science, Data Science, Engineering) required. Master's degree preferred. 1 year of work experience in machine learning and AI required. Relevant lab work and research projects, teaching assistantships, internships, cooperative education programs undertaken during an advanced degree program may be considered toward qualifying work experience. Experience within a clinical or research environment preferred. Knowledge, Skills, and Abilities Required: Excellent communication and effective problem-solving skills. Track record in serving a variety of diverse customers and projects. Ability to work independently, prioritize, and adapt to meet the evolving needs of the Institute. Familiarity with Python. R, Databricks, and/or Snowflake experience preferred. Experience with one of the following: MLOPS and ML engineering; GenAI and agentic AI; AL/ML and data science; data engineering and pipelines. At Dana-Farber Cancer Institute, we work every day to create an innovative, caring, and inclusive environment where every patient, family, and staff member feels they belong. As relentless as we are in our mission to reduce the burden of cancer for all, we are committed to having faculty and staff that offer multifaceted experiences. Cancer knows no boundaries and when it comes to hiring the most dedicated and diverse professionals, neither do we. If working in this kind of organization inspires you, we encourage you to apply. Dana-Farber Cancer Institute is an equal opportunity employer and affirms the right of every qualified applicant to receive consideration for employment without regard to race, color, religion, sex, gender identity or expression, national origin, sexual orientation, genetic information, disability, age, ancestry, military service, protected veteran status, or other characteristics protected by law. #J-18808-Ljbffr

The Senior Staff Engineer leads development of pressure sensors, high temperature thermocouples, speed sensors, fuel gauging systems, fuel level and temperature sensors, lube oil level and temperature sensors, hydraulic level and temperature sensors, wastewater level sensors, fuel flowmeters flow switches. The Senior Staff Engineer is a technical leader with mechanical design engineering expertise who possesses excellent technical and project management capabilities. The Senior Staff Engineer is part of a global, multi-site business unit that designs and manufactures highly engineered sensors and fluid management systems for aerospace applications. The Senior Staff Engineer will drive the design, manufacture, test & certification of electromechanical sensing devices such as Pressure Sensors, RTD's, Thermocouples, Speed Sensors, and Cables. Responsibilities Design sensors described above, mentor and coach early in their career engineers Develop new technologies while working within a multidisciplined team environment. Create 3D models utilizing SolidWorks, specifying materials and assembly methods. Create and issue technical documentation to support new and existing product designs; design reports, FMEA's, test procedures, and test reports etc. Perform Structural, Thermal, Fatigue, and Dimensional Analyses using hand calculations and Finite Element Analytic methods. Review specifications in support of the bid and proposal and product design processes. Serve as technical authority on design reviews ensuring rigor and quality of solutions. Lead continuous improvement of the Design Engineering Body of Knowledge (BOK). Requirements BS Mechanical Engineer required. Master's preferred. 15+ years designing electromechanical sensing devices in a regulated industry ideally aerospace. Must have experience designing MEMs pressure sensors and knowledge of testing and compensation of pressure sensors, experience with high temperature designs a plus. Strong blend of technical, project, and positive customer relationship building experience. Proficiency with ASME 14.5 geometric dimensioning and tolerancing (GD&T). Knowledge of Design for Six Sigma methodology and tools. Knowledge of aerospace components and standards, including DO-178 software. Written, verbal, interpersonal skills, and use of analytical tools, including FEA. Proficiency in SolidWorks version 2020 or later. Expertise in designing for severe vibration and thermal environments. Ability to work under pressure, multi-task, and meet deadlines remaining flexible to work priorities. Know Word, Excel, and SolidWorks familiarity with PLM/PDM software ARAS Innovator. Must be a US Citizen. #J-18808-Ljbffr

Clearance Level: Secret, TS/SCI Eligible US Citizenship: Required Job Classification: Full Time Years of Experience: 10 years or more of relevant experience Education Level: BS Degree - Experience may be considered in place of education requirement. Summary Provides senior technical leadership for architecting, developing, securing, testing, and sustaining C2SET software; integrates simulations, algorithms, and databases. Responsibilities Architect and implement software capabilities; ensure sustainment and modernization. Design, update, and migrate software, databases, simulations, algorithms. Integrate with AOC WS, ASCCE, ACE-IOS, and Joint federations. Lead full-stack and Agile development. Qualifications 10+ years software/system development (C++, Python, AFSIM, databases, web services and apps). Experience with AWS/Azure and RESTful architecture. 2+ years military mission planning/operations/wargaming. 2+ years simulation training with AOCs. Extensive experience in full stack development, agile development and artifacts Requirements Clearance: U.S. citizen; Secret clearance at award, TS/SCI eligibility may be required. Travel: Must support domestic and international travel for integration, fielding, and exercises. Cybersecurity/Compliance: Support DoD RMF, comply with secure coding requirements, handle CUI/CDI IAW NIST SP 800-171 and DFARS ************. Global InfoTek, Inc. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, or based on disability. About Global InfoTek, Inc. Global InfoTek Inc. has an award-winning track record of designing, developing, and deploying best-of-breed technologies that address the nation's pressing cyber and advanced technology needs. GITI has rapidly merged pioneering technologies, operational effectiveness, and best business practices for over two decades. #J-18808-Ljbffr

A leading robotics company in Waltham is seeking a Principal Mechanical Engineer for its Spot robot team. You will lead cross-functional teams to develop and implement complex robotic subsystems. The ideal candidate must hold a BSME with at least 10 years of relevant experience, including advanced skills in CATIA and strong technical writing. This position offers a competitive salary range and generous benefits including medical, dental, vision, 401(k), and paid time off. #J-18808-Ljbffr

About the role At Parallel Fluidics, we are building infrastructure to power the next generation of life science tools. As our Principal Mechanical Engineer, you will lead our most mission‑critical engineering projects, set the standard for technical excellence, and shape the processes that drive our product development and manufacturing. The ideal candidate is a proven engineering leader with deep expertise in electromechanical system design, design‑for‑manufacturing, and automation. Please apply if you are excited to create an outsized impact by driving breakthrough products from concept to scale at a rapidly growing startup. Responsibilities Engineering leadership Serve as principal architect of the engineering process at Parallel Lead our most mission‑critical engineering projects Act as a technical expert on other internal projects Identify opportunities to improve our engineering systems and tools Mentor junior and senior engineers across disciplines Report progress and key insights to company leadership Product development Own the process to bring Parallel's next‑generation hardware products from concept to scale Identify and vet high‑volume manufacturing partners Transfer high‑volume products from in‑house manufacturing to third‑party manufacturers Manufacturing systems Find opportunities to improve our in‑house designed manufacturing equipment Design experiments and test methods to optimize manufacturing processes Collaborate with the manufacturing team to identify gaps and opportunities for improvement Qualifications Required Bachelor's Degree in Mechanical Engineering or a related field 10+ years of experience in high‑performing engineering organizations Strong understanding of product development, design‑for‑manufacturing, machine design, and automation Proven track record of bringing electromechanical systems to market Excellent communication and project management skills Expertise in 3D CAD software (e.g., SolidWorks, Autodesk Fusion, or equivalent) Preferred Familiarity with cleanroom environments and microfabrication processes Knowledge of regulatory and safety standards for laboratory instrumentation Experience building microfluidic technologies What We Offer A collaborative and innovative work environment where your ideas shape our future. Opportunities to work on groundbreaking technologies in life sciences and microfluidics. Comprehensive benefits, including health, dental, vision, and life insurance coverage. Equity options to share in the company's growth and success. We value diversity of all kinds and are committed to building a diverse and inclusive workplace where we learn from each other. We are an equal‑opportunity employer and welcome people of all different backgrounds, experiences, and perspectives. #J-18808-Ljbffr

The primary role of the Mechanical Engineer is to provide technical ownership and refinement of packaging platforms and automation systems. Working with the Electrical and Controls teams, the Mechanical Engineer will execute the design and manufacturing of in-house packaging machinery and automation. Utilizing packaging machinery and automation platforms and modules, the Mechanical Engineer, in conjunction with the Electrical and Controls Engineers, will execute project and platform design evolution and execution, enabling the manufacturing of in-house packaging machinery and automation. Co-located with electrical and controls engineers, packaging designers, and materials scientists, this role will execute design duties to ensure that packaging machinery and supporting automation are simple, effective, and deliver lower total cost while enabling more sustainable packaging, streamlined supply chains, and lower total cost of ownership. Key job responsibilities: Collaborate with cross-functional engineers to design and execute packaging machinery and automation projects. Execute the mechanical design workstreams encompassing core module evolution, structural member design including the modular frame, safety/guarding, and incorporation of ancillary systems at the project/platform level while ensuring technical, cost, and timeline objectives are achieved. Deliver engineering workstreams including drive system modeling, load and bearing calculations, static and dynamic torque simulations and analysis, 3D and 2D model design including the mechanical BOM generation. Execute the detailed design evolution of modules and subsystems for material specifications, geographic requirements, and continuous improvement goals aligned with platform and project level initiatives. Partner with the Electrical Engineering team to ensure project documentation is complete and scalable for electrical schematics, BOM, I/O's, and subsystem programs. Support the project team in the safety certification of the project/platform (CE, UL, CSA, TUV, etc.). Additional Skills & Qualifications BASIC QUALIFICATIONS Experience in developing functional specifications, design verification plans and functional test procedures BA in Mechanical or Mechatronics Engineering 8+ years packaging machinery design experience Proficiency in 3D design and simulation software including but not limited to Ansys, Creo, Catia, Solidworks Job Type & Location This is a Contract position based out of Westborough, MA. Pay and Benefits The pay range for this position is $55.00 - $70.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully onsite position in Westborough,MA. Application Deadline This position is anticipated to close on Jan 31, 2026. About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.

About us We are an MIT-born, venture-backed Silicon Valley startup building Engineering General Intelligence (EGI)-an AI Copilot for design and manufacturing. Our mission is to fundamentally reinvent how physical products are designed and built, dramatically accelerating the pace of product development. About the Role You'll play a critical role in designing EGI: AI that understands how to design, reason, and build like an experienced mechanical engineer. In this role, you'll use your deep knowledge of mechanical design and manufacturing to create high-quality reference models, engineering workflows, and datasets that power our AI systems. You'll embed engineering judgment into the training loop and shape how machines learn to solve real-world design and manufacturing problems. Responsibilities Design and build high-quality mechanical components and assemblies in CAD to serve as ground truth for training and evaluating AI systems. Define and maintain standards for model quality, metadata, and annotation to ensure consistency and reliability across datasets. Collaborate closely with ML, software, and product teams to shape dataset requirements and influence model behavior through representative engineering examples. Manage and guide a team of external contractors, including writing SOPs, reviewing output quality, and ensuring timely delivery of data assets What we're looking for Bachelor's or Master's degree in Mechanical Engineering or related field. Strong foundation in machine design, product development, and design for manufacturing (DFM). Experience with one or more CAD platforms (e.g., Siemens NX, SolidWorks) with the aptitude to pick up new ones quickly. Strong attention to detail and appreciation for data/model quality. Excellent written and verbal communication skills, especially when documenting processes or communicating across teams. Experience managing external contractors or vendors, including writing clear standard operating procedures (SOPs), reviewing work quality, and providing feedback. Bonus Points Experience working with Software/ML teams. Experience with CAD automation and parametric model generation. Understanding of how large language models (LLMs) or other ML systems are trained and evaluated. #J-18808-Ljbffr

Are you ready to revolutionize Cell & Gene Therapy? Join us in shaping the future of therapeutics! We are seeking a Senior Mechanical & Automation Engineer in our journey of developing cutting‑edge manufacturing solutions for Casgevy-a first‑of‑its‑kind therapy transforming the treatment of Sick Cell Disease and Beta Thalassemia. In this role, you will be at the forefront of automating complex processes in one of the most dynamic and rapidly evolving fields in biotechnology. By leveraging your expertise in mechanical engineering and automation, you will play a pivotal role in streamlining manufacturing, enhancing manufacturing reliability, and scaling life‑saving therapies to reach patients faster. You will work with a passionate team of scientists, engineers, and innovators, all united by a shared mission: to push the boundaries of what's possible in Cell & Gene Therapy. This role reports to the Associate Director of Automation, Equipment, and Processes. Key Responsibilities Development of industrial machinery and automation from concept through commercial deployment. Manage the evaluation and selection of new equipment/technologies or modifications to existing systems required for scale up. Mechanical Design and integration, including, but not limited to robotics, single‑use sets, single‑use set cartridges, conveyors, AGV/AMRs, cam‑followers, peristaltic pumps, pinch valves, MFCs, solenoid valves, and process analytical technologies, and more. Mechanical Design Analysis, including, but not limited to kinematic design & analysis, dynamic analysis, stress analysis, tolerance stack analysis, mechanism design, cycle time calculation, utilization calculations, and cam‑follower design. Aseptic and GMP design. Design for compatibility with cleaning and sterilization. Single Use Set Design experience. Interface and collaborate with controls resources for joint electro‑mechanical designs. Manage vendors and perform design reviews, FATs, and SATs. Support validation activities. Create a scale up plan from concept through commercial equipment deployment. Provide support to non‑engineering Staff, including those from R&D and Manufacturing, to ensure successful technology transfer and continuous improvement. Support optimization and improvement in equipment/systems/processes. Establish equipment documentation, including parts lists, mechanical drawings, and assembly drawings. Provide engineering change documentation as appropriate. Statistically characterize equipment performance and implement designs to ensure repeatability and consistency. Design and manage vendor design of 3D CAD models. Collaborate with vendors to produce prototype and production parts. Create Equipment layouts in AutoCAD and/or Revit. Create drawings to ASME Y14.5M-200977. Understand and apply other respective standards within machine design, including ANSI and ISO standards. Provide hands‑on troubleshooting, equipment, and manufacturing assistance in support of a rapid development cycle and manufacturing sustainability. Execute assigned duties on time and within budget; proactively communicate delays and other issues to relevant stakeholders. Comply with all regulatory, corporate, and Quality System policies. Support Deviation Management, CAPA, and Change Control activities, as required. Perform other duties as assigned. Required Qualifications BS or MS in engineering or another relevant discipline. 5+ years of experience working within an automation development environment (pharmaceutical, cGxP preferred). Experience with cell & gene therapy is highly desirable. Experience working with a variety of automation hardware, including but not limited to custom‑fabricated mechanical components, cam systems, linkages, index and dwell machines, cartesian robots, SCARA robots, end‑of‑arm tooling, and dip coating. Experience developing single‑use sets. Understanding of cGxP principles and practices and familiarization with ISO 13485, ISO 14971, and 21CFR820 is a plus. Knowledge of global cGMP requirements governing device or combination products. Experience with 3D CAD software, preferably with SolidWorks. Experience troubleshooting industrial automation. A strong understanding of statistical principles is required, as are strong technical writing and presentation skills. Must be able to work independently with adequate supervision, multi‑task, and support several projects simultaneously. Sense of urgency, ability to act/escalate promptly, and transparently communicate issues to involved stakeholders and management. Must demonstrate strong interpersonal, presentation, and teamwork skills. This is a 5 days a week role, requiring 3 days onsite per week at our Boston and Rhode Island offices. Pay Range $75/hr - $90/hr. Shift/Hours Monday-Friday Requisition Disclaimer This job posting is for a temporary role with a third‑party agency partner on assignment at Vertex Pharmaceuticals (“Vertex”). The individual selected for this role will be offered the role as an employee of a third‑party agency partner; compensation, medical benefits, fringe benefits and other terms and conditions of employment shall be presented by the third‑party agency partner upon offer. The pay rate range provided is a reasonable estimate of the anticipated compensation range for this job at the time of posting. The actual pay rate will be based on a number of factors, including skills, competencies, experience, location and other job‑related factors permitted by law. In addition, this role will be eligible for overtime pay, in accordance with federal and state requirements. No C2C or Third‑Party Vendors. #J-18808-Ljbffr

Mentor Technical Group (MTG) provides a comprehensive portfolio of technical support and solutions for the FDA-regulated industry. As a world leader in life science engineering and technical solutions, MTG has the knowledge and experience to ensure compliance with pharmaceutical, biotechnology, and medical device safety and efficacy guidelines. With offices in Caguas, PR, Boston, MA & San Francisco, CA and we serve life sciences clients in six global markets: United States, Puerto Rico, Dominican Republic, Mexico, Germany, Canada, and South America. Responsibilities Engineering Experience in Medical Device Industry Problem Solving Knowledge (Yellow or Green Belt knowledge) Responsibilities may include the following and other duties may be assigned. Designs manufacturing processes, procedures and production layouts for assemblies, equipment installation, processing, machining and material handling. Designs arrangement of machines within plant facilities to ensure most efficient and productive layout. Designs sequence of operations and specifies procedures for the fabrication of tools and equipment and other functions that affect product performance. Adapts machine or equipment design to factory and production conditions. May incorporate inspection and test requirements into the production plan. Inspects performance of machinery, equipment, and tools to verify their efficiency, and investigates and initiates corrective action of problems and deficiencies to ensure product quality. Develops manufacturing processes that are applicable to statistical process control, and may develop those techniques. Provides guidance to engineering regarding design concepts and specification requirements to best utilize equipment and manufacturing techniques. Ensures processes and procedures are in compliance with regulations. Qualifications Requirements/Knowledge/Education/Skills BBA in Engineering Knowledge in CSV Problem Solving Knowledge (Yellow or Green Belt knowledge) Mentor Technical Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, protected veteran status, disability status, or any other characteristic protected by law. #J-18808-Ljbffr