Software Engineer ABC CorporationSoftware EngineerTewksbury, MAInternVolunteerTemporaryContractorExperienced Software Engineer with strong Java and Selenium skills,Develop automation scripts and execute regression suites,Develop automation scripts and execute regression suites.
Software Engineer PATSmokeTestSoftware EngineerLittleton, MAInternVolunteerTemporaryContractorExperienced Software Engineer with strong Java and Selenium skills,Develop automation scripts and execute regression suites,Develop automation scripts and execute regression suites.
Senior Software Engineer GCR Professional ServicesSenior Software EngineerWoburn, MassachusettsContractorHave domain expertise in one or more of the following areas: electronic warfare, antenna apertures, sensor resource management, large-scale platform test systems, cyber physical systems, open system architectures. Systems Development Division (SDD) executes the entire lifecycle of the solution, from conceptualization and architecture refinement through implementation and deployment, while leveraging novel technologies to deliver first-of-a-kind systems.
Senior Lead AI Software Engineer KlaviyoSenior Lead AI Software EngineerBoston, MA$216,000–$324,000 / yearAs a Senior Lead Software Engineer on Amplify, you will: Independently own and drive high-impact objectives that span multiple Amplify teams and align with company priorities, defining the technical roadmap that ensures our internal applications, APIs, data and event pipelines, and AI-powered workflows can scale with Klaviyo and continue delivering measurable business outcomes. Independently lead the end-to-end lifecycle of large, multi-team initiatives with clear technical direction, architectural leadership, and active workstream curation, from discovery and design through implementation, rollout, and long-term ownership of complex programs that span internal customers across the company.
Senior Software Engineer, Agent Platform KlaviyoSenior Software Engineer, Agent PlatformBoston, MA$148,000–$222,000 / 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. We have a big opportunity to build state-of-the-art AI and machine learning technologies at Klaviyo to power our products and develop AI agents that can automatically create and execute marketing or customer experiences, strategies, and campaigns for any business.
Software Engineer The Computer Merchant, LtdSoftware EngineerTewksbury, MA$98–$102 / hourContractorWhile an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
Senior Software Engineer - Growth KlaviyoSenior Software Engineer - GrowthBoston, MA$148,000–$222,000 / yearYou will define the architectural approach and technical strategy for your area of responsibility, anticipating scalability and reliability needs, including leveraging AI agents in our work and delivery, ensuring the solution is robust, scalable, and adheres to best practices for security, performance, and maintainability. In 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.
Senior Software Engineer - Profiles, Lists and Segments KlaviyoSenior Software Engineer - Profiles, Lists and SegmentsBoston, MA$148,000–$222,000 / yearPartnering closely with product managers, data scientists, and other platform teams, you’ll help define scope, translate complex data and UX problems into practical implementations, and build intuitive workflows that give customers confidence in their audiences. In 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.
NewSenior 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.
NewSenior 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.
NewSenior Staff Software Engineer, Autonomous Pilot Integration Shield AISenior Staff Software Engineer, Autonomous Pilot IntegrationBoston, MAHardware/Software Debugging — Diagnose and resolve integration issues across complex autonomy stacks, payload computers, and embedded systems in lab and field environments — including memory, CPU, and timing profiling under operationally-representative loads. In this role, youll write new autonomy code — such as mission behaviors, platform-specific control, multi-agent coordination, contingencies, and executive autonomy — and own it end-to-end from software-in-the-loop, to hardware-in-the-loop, to vehicle-in-the-loop, to live test exercise.
Software Engineer (C# .NET Framework/SQL Server) SarnovaSoftware Engineer (C# .NET Framework/SQL Server)Boston, MAThe position is well suited for an engineer who enjoys working with complex systems, troubleshooting production issues, and contributing to the continued evolution and sustainability of the platform. This role focuses on supporting, enhancing, and progressively modernizing enterprise and legacy applications using C#, NET Framework, and SQL Server.
Staff Software Engineer, Security & Privacy AbnormalStaff Software Engineer, Security & PrivacyBoston, MADistributed systems expert – you bring deep experience designing and operating large-scale distributed systems, and have partnered with security teams to build secure-by-default solutions. Were looking for a distributed systems expert who has worked closely with security teams — someone who can drive Product Security at scale and translate that into clear, executable technical roadmaps.
Principal Software Engineer, Enterprise Scalability KlaviyoPrincipal Software Engineer, Enterprise ScalabilityBoston, MA$244,000–$366,000 / yearAI‑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%. In 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.
NewSoftware Engineer II, Autonomy Behaviors Shield AISoftware Engineer II, Autonomy BehaviorsBoston, MAThe team is responsible for developing autonomous behaviors within Shield AI’s industry-leading mission autonomy software stack and deploying them across a breadth of platforms, including the Anduril Fury, Northrup Grumman Talon, Shield AI V-Bat, and other first and third-party autonomous vehicles. The Autonomy Capabilities team at Shield AI has assembled a diverse team of experts in software, robotics, control systems, optimization, and data analysis to create software solutions that greatly evolve the capabilities of our customers.
NewStaff Engineer, Software - Autonomous Aircraft Integration Shield AIStaff Engineer, Software - Autonomous Aircraft IntegrationBoston, MAFlight Data Capture & Analysis — Manage data collection during missions and post-test analysis, working with autonomy engineers to refine behaviors and identify improvements. • Collaboration Across Teams — Work closely with autonomy, GNC, systems, and test teams to ensure mission-critical functionality is delivered on time and validated thoroughly.
NewStaff Software Engineer, Autonomy Behaviors Shield AIStaff Software Engineer, Autonomy BehaviorsBoston, MAUtilize your software and systems expertise to architect behaviors as scalable software subsystems, that may interact directly or indirectly with a breadth of system components (e.g., sensor processing, state estimation, peer-to-peer communications, contingency management, actuation, and payload interfacing). The team is responsible for developing autonomous behaviors within Shield AI’s industry-leading mission autonomy software stack and deploying them across a breadth of platforms, including the Anduril Fury, Northrup Grumman Talon, Shield AI V-Bat, and other first- and third-party autonomous vehicles.
Entry Level Software Developer Genesis10Entry Level Software DeveloperBoston, MA$50,000–$60,000 / yearFull timeWhether you’ve earned a technical degree, gained hands-on programming experience, or worked professionally in industries like finance, healthcare, or insurance – Dev10 is your opportunity to upskill and launch a career in Software Development. Dev10 provides a pathway for motivated learners to gain real-world experience while developing technical skills through immersive training.
NewSenior Engineer, Software Embedded Applications Shield AISenior Engineer, Software Embedded ApplicationsBoston, MAThe Embedded Software Engineer works with in a high pace environment with a cross-functional team of program stakeholders, electrical engineers, Guidance, Navigation and Controls (GNC) engineers, systems engineers, test engineers and the autonomy team, to design and develop software systems which utilize modern aerospace sensors, state-of-the-art UAV avionics. We are seeking for skilled, experienced embedded software engineers with relevant experience in C++ in embedded systems to join our X-BAT Embedded Software Team focused on developing complex avionics software that merges hardware and embedded applications for cutting-edge Unmanned Aerial Vehicles (UAV).
NewRF Engineer III (NH) - Security Clearance GCR Professional ServicesRF Engineer III (NH) - Security ClearanceHudson, New HampshireContractorCollaboration: Collaborate with cross-functional teams, including electrical engineers, mechanical engineers, software engineers, and project managers, to ensure successful integration of the Antennas. *Testing and Measurement Equipment: - Experience with Antenna/RF testing and measurement equipment, such as network analyzers, spectrum analyzers, signal generators, and oscilloscopes.
NewSenior Full Stack Software Developer Waters CorporationSenior Full Stack Software DeveloperMilford, MAAs a Software Engineer you will participate in team meetings and ceremonies, take ownership on identified features and deliver on assigned tasks: • Evaluate and translate system and product requirements to task specifications. In this role you will join an agile team focused on developing our next generation Empower data systems and data collaboration software Apps for a cloud computing environment.
Senior Quality Engineer JobotSenior Quality EngineerDanvers, MA$110,000–$140,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. 3. Proven experience in driving corrective actions, conducting root cause analysis, managing nonconformances, and overseeing the quality of electro-mechanical products.
Senior Mechanical Engineer SymboticSenior Mechanical EngineerBrookline, MAApplying next-gen technology, high-density storage and machine learning to solve today's complex distribution challenges, Symbotic enables companies to move goods with unmatched speed, agility, accuracy and efficiency. Cross-Functional Collaboration: Work closely with electrical, software, controls, manufacturing, and quality engineering teams to ensure seamless integration and product success. .
Model-Based Systems Engineer (MBSE) GCR Professional ServicesModel-Based Systems Engineer (MBSE)Woburn, Massachusetts$75–$90 / hourContractorRole can be Hybrid, TBD The Systems Engineer should have experience architecting systems, working across the Systems Engineering Lifecycle, and in Digital Engineering/Model-Based Systems Engineering (MBSE) achieving architectural integrity and traceability through requirements analysis, system and software development and production system deployment. The ideal candidate will be well-versed in Systems Engineering techniques, Modeling and Simulation, and Digital Engineering/MBSE and be excited about opportunities to mentor more junior staff and help foster growth of subject matter expertise across the organization.
NewJunior Sofware Engineer (Remote) SynergisticITJunior Sofware Engineer (Remote)Boston, MARemote$95,000–$130,000 / yearTemporaryContractorFull timeSince 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.
Robotics/Controls Engineer GCR Professional ServicesRobotics/Controls EngineerBurlington, Massachusetts$100,000–$140,000 / yearCollaborate with the Manager of Controls Engineering to design and implement advanced control systems for robotic manipulators and electromechanical systems. Responsibilities include motion control and servo tuning, dynamic modeling, simulation in MATLAB, and real-time software implementation.
Manufacturing Engineer III (NH) GCR Professional ServicesManufacturing Engineer III (NH)Hudson, New HampshireContractorYou will collaborate with cross-functional teams, including design engineers, production personnel, and quality assurance, to optimize manufacturing operations and drive continuous improvement initiatives. As a Manufacturing Engineer, your primary responsibility will be to develop and improve manufacturing processes and systems to ensure the efficient and cost-effective production of defense and aerospace products.
Guidance, Navigation & Control Engineer for Space GCR Professional ServicesGuidance, Navigation & Control Engineer for SpaceCambridge, MassachusettsRemoteContractorThe applicant will join a team of highly motivated Guidance, Navigation and Control (GNC) Engineers in the design, development, test, implementation and operation of spacecraft GNC systems for Low Earth Orbit space missions. Qualifications should include: MS degree in a relevant technical field of study, plus at least 4 years applicable experience or a PhD degree in a relevant technical field of study.
NewApplication Engineer GCR Professional ServicesApplication EngineerBillerica, Massachusetts$95,000–$130,000 / yearJob Summary: This role is responsible for translating customer technical requirements into product specifications, designing and validating new features, and developing custom mechanical components. It also includes maintaining technical documentation, providing on-site support, and collaborating cross-functionally to ensure successful product implementation.
NewSenior Supplier Quality Engineer GCR Professional ServicesSenior Supplier Quality EngineerBillerica, Massachusetts$120,000–$140,000 / yearThis role serves as the primary quality liaison between the company and its suppliers, partnering with Procurement, Engineering, Operations, and Manufacturing teams to drive supplier qualification, audits, compliance, continuous improvement, and defect prevention. Manage supplier quality metrics, including defect rates, non-conformance reports (NCRs), corrective actions, and supplier performance indicators.
NewManufacturing Engineer III| (NH) GCR Professional ServicesManufacturing Engineer III| (NH)Hudson, New HampshireContractorYou will collaborate with cross-functional teams, including design engineers, production personnel, and quality assurance, to optimize manufacturing operations and drive continuous improvement initiatives. As a Manufacturing Engineer, your primary responsibility will be to develop and improve manufacturing processes and systems to ensure the efficient and cost-effective production of defense and aerospace products.
COMPONENT ENGINEER GCR Professional ServicesCOMPONENT ENGINEERCambridge, MassachusettsContractorComponent Types Supported Resistors, capacitors, diodes, ICs, hybrids, crystal oscillators, filters, fuses, heaters, magnetics, microcircuits, relays, semiconductors, thermistors, and other EEE hardware. Seeking an experienced Electrical, Electronic, and Electromechanical (EEE) Component Engineer to support the development of high reliability electronic systems for demanding aerospace and defense applications.
GNC SYSTEMS ANALYST ENGINEER GCR Professional ServicesGNC SYSTEMS ANALYST ENGINEERCambridgeContractorTime domain simulations, covariance-based methods, and Monte Carlo dispersed analysis will be used to assess and tune system performance and to document analysis results. The analysis will include assessment of control, navigation, and guidance system performance, verification of algorithms and algorithm requirements, and analysis of flight dynamics and trajectory dispersions.
Quality Engineer III (NH) GCR Professional ServicesQuality Engineer III (NH)Hudson, New Hampshire$45–$58 / hourContractorThis role will participate and/or lead failure analysis in manufacturing and for field failures, develop troubleshooting & repair schemes, develop manufacturing process controls and documentation, interface with manufacturing and quality personnel to train and transfer processes & knowledge for successful volume production launches, and engage with suppliers as needed to drive improvement and implement process controls. This is a hands-on role that works with a team of quality engineers, technicians and inspectors that are engaged through the entire life cycle of product, starting during development, continuing with transitioning of product to manufacturing, and then supporting the continuous manufacture of product.
NewDirector, Software Engineering - Risk Tech Discover Financial ServicesDirector, Software Engineering - Risk TechCambridge, MA$269,100–$307,200 / yearAs a Capital One Director of Software Engineering, youll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems and machine learning models using the hottest techniques in Big Data. Java, GO, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, NoSQL databases, relational databases, Spark, Artifactory, Maven, iOS, Android, and AWS/Cloud Infrastructure to name a few.
NewTest Engineer, Senior - Secret DCS CorporationTest Engineer, Senior - SecretBedford, MA$90,220–$165,000 / yearThe Electronic Systems System (ESS) Division aka Force Protection Division's mission responsibility is to manage and execute the modernization, design, development, testing, fielding, and sustainment of the various software and hardware within the ESS Portfolio. Evaluate test environments to ensure they are properly configured and capable of supporting software release testing, including fault insertion and fault identification activities.
Cybersecurity Engineer, Senior - Secret DCS CorporationCybersecurity Engineer, Senior - SecretBedford, MA$90,220–$210,000 / yearEssential Job Functions : Assist in the development of security documentation including System Security Management Plans, Program Protection Plans, Security Risk Analyses, OPSEC Plans, and other required system security engineering artifacts. The Electronic Systems System (ESS) Division aka Force Protection Division's mission responsibility is to manage and execute the modernization, design, development, testing, fielding, and sustainment of the various software and hardware within the ESS Portfolio.
Systems Integration/Test Engineer Butler America AerospaceSystems Integration/Test EngineerMaynard, MA$60–$70 / hourFull timePlans, implements, tests, documents, and maintains solutions for the integration and testing of in-house developed and COTS/GOTS components, elements, subsystems and/or systems. Reviews, evaluates and derives requirements for testability, develops and directs preparation and execution of comprehensive test plans, procedures and schedules for complete systems and/or subsystems.
STS Senior Test Development Engineer P4 Butler America AerospaceSTS Senior Test Development Engineer P4Tewksbury, MA$80–$94 / hourDesired Skills (Nice to Have)Experience with project leadership, project cost and schedule management, i.e. EVMS, MS ProjectDoW (DoD) project development life cycle processes. The individual comes up to speed quickly, has an impact on our projects developing test stations/fixtures/automated test software, has familiarity with a process heavy work environment.
RF Engineer Butler America AerospaceRF EngineerMaynard, MA$82–$97 / hourContractorExpertise with RF subsystems and hardware including antennas, transmitters, receivers, microwave components, low noise amplifiers, high power amplifiers, advanced electronic modules, amplifiers, mixers, switches, frequency generation circuits, and frequency conversion circuits is desired. -The engineering will collaborate with other engineering disciplines including hardware engineers, systems engineers, and circuit design engineers as well as technical and manufacturing support personnel.
NewAV/IT Systems Engineer Kforce Inc.AV/IT Systems EngineerBoston, MA$44–$52Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. By clicking “Apply Today” you agree to receive calls, AI-generated calls, text messages or emails from Kforce and its affiliates, and service providers.
Full Stack Engineer Kforce Inc.Full Stack EngineerMerrimack, NH$74–$78Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. By clicking “Apply Today” you agree to receive calls, AI-generated calls, text messages or emails from Kforce and its affiliates, and service providers.
Sr. Lead AI Engineer KlaviyoSr. Lead AI EngineerBoston, MA$216,000–$324,000 / yearYou’ll own architecture and execution for complex, distributed backend systems; guide other engineers through design and implementation; and partner closely with product, machine learning, and data science to turn AI ideas into reliable, scalable production capabilities. You’ve built and shipped generative or agentic AI applications (e.g., LLM‑backed flows, tool‑using agents, retrieval‑augmented systems) and are comfortable with prompt design, few‑shot approaches, fine‑tuning, and evaluation.
Senior Security Engineer - Detection and Response KlaviyoSenior Security Engineer - Detection and ResponseBoston, MA$141,600–$212,400 / 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. As a Senior Security Engineer, you will have the opportunity to leverage your security and engineering skills to provide thought leadership, solve complex security challenges and ultimately improve Klaviyo’s overall security posture.
Senior AI Engineer - Customer Agent KlaviyoSenior AI Engineer - Customer AgentBoston, MA$148,000–$222,000 / 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. We have a big opportunity to build state-of-the-art AI and machine learning technologies at Klaviyo to power our products and develop AI agents that can automatically create and execute marketing or customer experiences, strategies, and campaigns for any business.
System Integration Engineer - Remote Teoresi GroupSystem Integration Engineer - RemoteBoston, MARemoteAt Teoresi, we specialize in supporting companies in creating projects using cutting-edge technologies such as self-driving cars and nanotechnology for the medical field. Teoresi Inc is an international Group, with offices in Europe and United States, that acts as an engineering partner to customers’ product and process development.
Senior Data Engineer Waters CorporationSenior Data EngineerMilford, MAWe collaborate with customers around the world to advance the release of effective, high-quality medicines, ensure the safety of food and water, and drive better patient outcomes by detecting diseases earlier, managing routine infections, and combating antibiotic resistance. Our Transformation team is on a mission to improve business outcomes and employee experiences by driving step-change improvements in critical enterprise capabilities, including the processes, technology and analytics supporting these.
NewPrincipal Data Engineer (Service) Waters CorporationPrincipal Data Engineer (Service)Milford, MADesign and build scalable, reliable data platforms that integrate service delivery data (work orders, cases, products, geography), service team member data (roles, locations, workloads), service revenue and cost data, and proforma P&L information to enable strategic decision-making. You will bring deep technical expertise in service business data domains, operate with a high degree of independence, and contribute to the design and delivery of scalable data platforms that enable strategic decision-making for revenue growth, margin expansion, and operational excellence initiatives targeting $200M+ in EBIT improvement.
NewPrincipal Pricing Data Engineer Waters CorporationPrincipal Pricing Data EngineerMilford, MAStrong business domain knowledge and experience working with enterprise systems such as SAP (e.g., supply chain data, orders, revenue recognition, pricing), Salesforce (commercial operations), and/or Service Excellence domains, with the ability to translate business processes into scalable data solutions. You will serve as a key problem solver for complex pricing data challenges and a trusted partner to both technical and business stakeholders, ensuring pricing data is accurate, accessible, and actionable across the enterprise.
NewPrincipal Data Engineer Waters CorporationPrincipal Data EngineerMilford, MAStrong business domain knowledge and experience working with enterprise systems such as SAP (e.g., supply chain data, orders, revenue recognition, pricing), Salesforce (commercial or service processes), with the ability to translate business processes into scalable data solutions. The Principal Data Engineer designs, builds, and enhances robust data pipelines and platforms that support analytics, machine learning, and operational monitoring.