NewSenior Engineer, State Estimation (R5165) Shield AISenior Engineer, State Estimation (R5165)Boston, MAFull-time regular employee offer package: Pay within range listed + Bonus + Benefits + Equity Temporary employee offer package: Pay within range listed above + temporary benefits package (applicable after 60 days of employment) Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. As a State Estimation Engineer, you will work on the GNC team to develop and optimize algorithms that process and fuse data from various sensors to provide accurate, reliable state estimates, enabling the X-BAT to operate autonomously in complex and contested environments.
NewCivil Senior Project Engineer Haley WardCivil Senior Project EngineerMaynard, MA$136,585–$161,674 / yearAs a Senior Project Engineer, you'll be designing critical infrastructure that directly impacts people's daily lives - from ensuring clean drinking water reaches families to protecting our waterways through innovative treatment solutions. Actual compensation may vary based on factors such as related work experience, location, market conditions, education/training, certifications, credentials, skills, and demonstrated proficiency for the role.
NewElectro-Mechanical Systems Engineer Co-op - Fall 2026 Methods MachineElectro-Mechanical Systems Engineer Co-op - Fall 2026Sudbury, MAThis position will be responsible for developing processes, assembly instructions, and work instructions for the integration of value-added options (chip management systems, high-pressure coolant systems, work holding tables, mist collection units, etc.) and associated equipment on a variety of CNC machine tool platforms. The focus of this position is for electro-mechanical and controls systems including documentation of physical installation and integration of mechanical interfaces, hydraulics, and pneumatics as well as electronic control devices, wiring harnesses, connectors, and robotics/automation interfaces.
NewSenior Field Mechanical Engineer - Assembly Commonwealth Fusion SystemsSenior Field Mechanical Engineer - AssemblyDevens, MAWhat you'll do: Own and be the expert in the assembly sequence of your workstation (initially this role is scoped to the assembly of the Toroidal Field Coil (TF) semicircle sub-assemblies), with the responsibility to determine and enact acceptable solutions and changes to the sequence that both allow successful completion of the work-station but also fit with the entire SPARC assembly sequence. At the core, your role is to keep the assembly process moving smoothly in any and all ways, managing the day-to-day changes in strategy or work orders, problem-solving and making tools, and using your engineering skills and knowledge to solve the many complex challenges that arise during the assembly process.
NewZeiss Quality Engineer Methods MachineZeiss Quality EngineerSudbury, MA$89,772.64–$112,215.26 / yearThis role supports manufacturing, engineering, and customers by developing inspection programs, analyzing measurement data, and driving continuous improvement initiatives. This job description is designed to provide an overview of basic skills, experiences and education required to perform the job and is not designed to cover or contain a comprehensive listing of all activities, duties, or responsibilities required of the employee to perform the essential functions of the job.
NewSenior Structural Engineer HARDESTY & HANOVERSenior Structural EngineerBoston, MAThe successful candidate will lead the design of simple and complex fixed bridges, movable bridges and perform bridge inspections with a growing practice. We are currently growing our design services and client base to support client and project needs in the Structural/Railroad focus areas.
NewQuality Engineer Affinity RecruitingQuality EngineerNorwood, MAEducation: Bachelor of Science Degree in Quality or Engineering discipline (Electrical, Mechanical, Chemical, Material Science). Review supporting manufacturing documentation to ensure it contains necessary provisions to permit effective material inspection and testing.
NewSenior Civil Engineer SMMASenior Civil EngineerCambridge, MA$100,000–$130,000 / yearGiven SMMA’s integrated and multidisciplinary composition, the role affords a chance to coordinate and work closely with staff across numerous areas of design expertise and provides exposure to a variety of project and client types. . 70 years ago, SMMA pioneered an approach that integrates architecture, engineering, interior design, and planning to turn the most tangled design problems into refined and unexpected answers.
Senior Software Engineer II DoubleVerifySenior Software Engineer IIBoston, MA$107,000–$193,000 / yearRockerbox empowers marketing executives to confidently make data-driven decisions, helping brands such as Tula, Figs, and Burton with the strategic decision-making that drives growth. You’ll partner closely with product managers to define requirements, design intuitive data endpoints, and deliver seamless integrations between backend services and user interfaces.
Senior Software Engineer II - AI Tooling and Interfaces DoubleVerifySenior Software Engineer II - AI Tooling and InterfacesBoston, MA$107,000–$193,000 / yearSoftware Engineer II in AI Tooling and Interfaces, youll design and build systems purpose-built for AI agents, automations, and decisioning engines that drive real outcomes for our clients and internal teams. If you enjoy turning high-volume data into clean, powerful systems—and you want your work to drive real business outcomes rather than just dashboards—this role puts you right at the center of the action.
NewMechanical Engineer AT Process TechnologiesMechanical EngineerWaltham, MA$120,000–$180,000 / yearUsing breakthrough chemistry and automation that operates continuously and generates little to no waste, ATP is expanding energetics production to meet the munitions demands of the US and Allies safely, rapidly, and cost effectively. Demonstrated experience owning hands-on, end-to-end hardware development efforts (industry projects, FSAE, Design-Build-Fly, rocketry teams, or similar).
NewLead People Systems Engineer KlaviyoLead People Systems EngineerBoston, MA$140,000–$210,000 / yearIn addition to base salary, our total compensation package may include participation in the company's annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. Base Pay Range For US Locations: $140,000—$210,000 USD This role may require up to 10% travel for purposes such as new hire onboarding, client or partner work if applicable, team meetings, and industry events.
NewMechanical Application Development Engineer Amphenol TCSMechanical Application Development EngineerNashua, NHAmphenol High Speed Products Group is the market leader for high speed, high bandwidth electrical connectors for the Telecom/Datacom market (Mobile Networks, Storage, Servers, Routers, Switches, etc.). Translate customer and market requirements to product concepts by generation and illustration of ideas, making use of a wide range of sources such as brainstorm sessions, existing APH products/portfolio, competition and patents in cooperation with multi-site teams.
Software Solutions Engineer ArasSoftware Solutions EngineerAndover, MA$75,000–$95,000 / yearAbout Aras: Backed by top-tier investors, Aras is the fastest growing Product Lifecycle Management (PLM) company reinventing engineering and manufacturing software to empower our customers with the flexibility to overcome tomorrow's challenges. We were recognized as a leader in The Forrester Wave: Product Lifecycle Management for Discrete Manufacturers, Q1 2023 and were also named a leader in the 2023 SPARK Matrix for PLM by Quadrant Knowledge Solutions.
Software Engineer Tycho.AISoftware EngineerCambridge, MassachusettsLed by serial entrepreneurs with successful exits and roots at MIT and Harvard, we design advanced hardware and software as an integrated whole, enabling AI systems that sense, decide, and act in real-time, without dependence on remote infrastructure. You’ll work hands-on with embedded systems, robotics frameworks, and cutting-edge autonomy stacks, and grow fast alongside some of the most experienced minds in AI, autonomy, and defense tech.
Salesforce/Software Engineer Sentinel GroupSalesforce/Software EngineerWakefield, MA$95,000–$105,000 / yearWe are looking for innovative thinkers to drive our business and clients forward—someone with customer focus, drive, determination, and the strength of character to challenge the status quo and therefore can deliver even better solutions than initially asked for. With a 9-year average associate tenure among our 265 professionals, our team’s commitment to excellent service has positioned Sentinel as the only provider who makes benefits EASY: easy for your people; easy for your business; and easy for you.
Senior Software Engineer, CLV Monitoring SimplisafeSenior Software Engineer, CLV MonitoringBoston, MA$117,300–$156,400 / yearHybrid for us means we expect our teams to come together in our state-of-the-art office on two core days, typically Tuesday, Wednesday, or Thursday - working together in person and choosing where they work for the remainder of the week. In this role, you'll take ownership of the backend systems that connect our customers to our Monitoring Center specialists; everything from day-to-day bug squashing to the technical design and architecture of major features and products.
Senior Software Engineer RTXSenior Software EngineerMassachusettsTypically requires a bachelor’s degree in an applicable discipline (i.e., Computer Science, Computer Engineering, Electrical Engineering, or related field) and 5 years of relevant professional work experience, or a master’s degree in the disciplines above plus 3 years’ experience, or a PhD. Active and existing security clearance required on day 1 RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide.
Senior Full Stack Software Engineer ManulifeSenior Full Stack Software EngineerBoston, MA$107,450–$199,550 / yearManulife/John Hancock offers eligible employees a wide array of customizable benefits, including health, dental, mental health, vision, short- and long-term disability, life and AD&D insurance coverage, adoption/surrogacy and wellness benefits, and employee/family assistance plans. We strive to attract, develop and retain a workforce that is as diverse as the customers we serve and to foster an inclusive work environment that embraces the strength of cultures and individuals.
NewSenior Software Engineer, CLV Monitoring SimpliSafeSenior Software Engineer, CLV MonitoringBoston, MA$117,300–$156,400 / yearHybrid for us means we expect our teams to come together in our state-of-the-art office on two core days, typically Tuesday, Wednesday, or Thursday – working together in person and choosing where they work for the remainder of the week. In this role, you'll take ownership of the backend systems that connect our customers to our Monitoring Center specialists; everything from day-to-day bug squashing to the technical design and architecture of major features and products.