System Test Engineer CollaberaSystem Test EngineerTewksbury$55–$60 / hourTemporaryContractorThe contractor will support hands-on testing in a system test lab/integration test environment and will work with airport checkpoint screening equipment, test workstations, software applications, and related system components. This role will help ensure that checkpoint systems, subsystems, software, hardware, and integrated workflows meet functional, performance, reliability, and operational requirements.
Electrical Systems Engineer Vaco LLCElectrical Systems EngineerLawrence, MA$114,000–$230,000 / yearDetermining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs.
NewSystems Engineer, Journeyman DCS CorporationSystems Engineer, JourneymanBedford, MA$96,757–$145,000 / yearThe MIT is responsible for translating operational requirements into technical solutions, developing integrated architectures, assessing and mitigating risks, supporting acquisition execution strategies, and coordinating test and evaluation activities to ensure capabilities are delivered to operational users. C3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime, and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space.
NewSystems Engineer, Principal - TS DCS CorporationSystems Engineer, Principal - TSBedford, MA$123,639–$194,000 / yearC3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime, and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space. The MIT is responsible for translating operational requirements into technical solutions, developing integrated architecture, assessing risks, supporting acquisition execution strategies, and coordinating test and evaluation activities to ensure capabilities are delivered to operational users.
NewSystems Engineer, Senior - TS DCS CorporationSystems Engineer, Senior - TSBedford, MA$90,220–$175,000 / yearThe MIT is responsible for translating operational requirements into technical solutions, developing integrated architectures, assessing and mitigating risks, supporting acquisition execution strategies, and coordinating test and evaluation activities to ensure capabilities are delivered to operational users. C3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime, and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space.
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.
NewManufacturing Test Engineer (NH) GCR Professional ServicesManufacturing Test Engineer (NH)Hudson, New HampshireContractorExperience doing root-cause analysis and complex debug activities on motherboard platforms (Intel server motherboard platforms is preferred) . Client is seeking a Manufacturing Test Engineer or Test Technician to perform debug and validation efforts for Intel-based server motherboards.
NewSystems Engineer, Junior - TS DCS CorporationSystems Engineer, Junior - TSBedford, MA$73,160–$115,000 / yearThe C2ISR Division provides worldwide life cycle support across the spectrum of the C2ISR capabilities based enterprise; including supply, distribution, materiel management, acquisition, system engineering and maintenance, financial planning and budgeting, security, flight test, and contracting functions. Experienced in requirements development, production and deployment, and operation and support, architectures development & implementation, modeling & simulation including but not limited to Model Based Systems Engineering principles, verification & validation, technical data package development and sustainment, and principles of configuration management.
Advanced MBSE Systems Engineer The Computer Merchant, LtdAdvanced MBSE Systems EngineerDedham, MA$60–$62.98 / hourContractorAs a Model-Based Systems Engineer for Nuclear Command, Control and Communications (NC3), you'll be a member of a cross-functional team responsible for designing, implementing, and deploying the next generation of Strategic Weapon Systems using cutting-edge MBSE methodologies and digital engineering practices. * While 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.
Principal Radar Systems Engineer GCR Professional ServicesPrincipal Radar Systems EngineerWoburn, MassachusettsContractorClient is focused on delivering National Defense capabilities by driving mission-focused strategies to develop advanced technology systems enabling enduring products and solutions focused on achieving the customer vision. Applicants are expected to be self-motivated, detail oriented and have a demonstrated ability to effectively communicate with all levels of management and individual contributors on the program team through strong written and verbal communication skills.
Systems Engineer - TS Clearance System OneSystems Engineer - TS ClearanceBedford, MA$140,000–$150,000 / hourConduct reviews on program portfolio to evaluate and/or recommend alternative plans, improve systems engineering programs/processes, manage/sustain program technical baseline, and design/perform system level tests to ensure subsystem and system performance in accordance with specifications. Perform program reviews to evaluate proposed plans, systems engineering programs, design, and test results, ensuring performance is met per program requirements.
Test 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.
Test Engineer - Aerospace - Boston, MA Michael Page USATest Engineer - Aerospace - Boston, MASomerville, MA$130,000–$195,000 / yearFull timeOur client is an innovative organization operating at the forefront of the space technology sector, developing highly advanced systems designed for demanding environments. You will lead hands-on testing efforts, ensuring systems perform reliably in extreme environments while supporting the delivery of high-impact space technologies.
NewSystem 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.
Test Engineer | Propulsion Technologies Michael Page USATest Engineer | Propulsion TechnologiesBoston, MA$140,000–$195,000 / yearFull timeTeam members play a key role in ensuring mission success through the development, testing, and deployment of high-reliability hardware designed to perform in the harsh conditions of space. This position requires hands-on involvement in test execution, troubleshooting, data acquisition, and procedure development within a highly technical aerospace environment.
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.
Flight Software Engineer GCR Professional ServicesFlight Software EngineerCambridge, MassachusettsContractorClient is seeking a software engineer with an B.S. or a M.S. in Aerospace Engineering, Electrical Engineering, Systems Engineering, Computer Science or equivalent. Integration and test will include everything from unit testing, static and dynamic testing, integration and interface testing, debugging, and defect resolution.
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.
Lead Firmware Engineer GCR Professional ServicesLead Firmware EngineerWoburn, MassachusettsContractorOur clients System Development Division (SDD) is focused on delivering National Defense capabilities by driving mission-focused strategies to develop advanced technology systems enabling enduring products and solutions focused on achieving the customer vision. Applicants are expected to be self-motivated, detail oriented and have a demonstrated ability to effectively communicate with all levels of management and individual contributors on the program team through strong written and verbal communication skills.?.
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.
Embedded Software Engineer (Avionics) GCR Professional ServicesEmbedded Software Engineer (Avionics)Cambridge, MassachusettsContractorExcellent development and troubleshooting skills on embedded targets ¿ Excellent knowledge of OS coding techniques, interfaces, hardware subsystems and driver development ¿ Development experience with device drivers, board support package, boot code and knowledge of embedded system buses and protocols (e.g. GCC, LLVM), static analysis tools, dynamic analysis, and QEMU based development are preferred ¿ Knowledge and experience with software configuration management tools, defect tracking tools, and peer review processes.
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.
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.
Electrical Engineer Vaco LLCElectrical EngineerBurlington, MA$180,000–$230,000 / yearDetermining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs.
NewRF Engineer PlanIT GroupRF EngineerChelmsford, MAExpertise 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. Basic Minimum Requirements: • Bachelor of Science Degree in Electrical Engineering preferred or BS Degree in Science, Technology, Engineering, or Math (STEM) accepted plus a minimum of 5+ years of relevant professional engineering experience.
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.
NewSenior Software Developer in Test (SDET) Kforce Inc.Senior Software Developer in Test (SDET)Boston, MA$52–$63Hands-on experience with test automation frameworks and tools such as Selenium WebDriver, JUnit, TestNG, Cucumber, REST Assured, Maven, and Gradle. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs.
Senior 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.
Principal Microwave Engineer Vaco LLCPrincipal Microwave EngineerBurlington, MA$180,000–$230,000 / yearDetermining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs.
Staff Electrical Engineer - Substation Gables Search GroupStaff Electrical Engineer - SubstationNewton, MA$120,000–$150,000Come join a collaborative team shaping the future of energy infrastructure — with real opportunities for career growth, hands-on mentorship, and the chance to work on high-impact projects that strengthen the power grid for the communities that depend on it. We're seeking a Staff Electrical Engineer to support the design and engineering of high-voltage substations (13kV–500kV) for projects across the U.S. and internationally.
Principal Analog Mixed Signal ASIC Layout Engineer GCR Professional ServicesPrincipal Analog Mixed Signal ASIC Layout EngineerCambridge, MassachusettsRemoteContractorA successful candidate will assist ASIC development through creating custom analog layouts, floor planning entire chips, high level problem solving, and executing tape outs. ¿ Perform or guide physical layout, including floor-planning, and simulate circuits using extracted parasitic, contribute to design-for-test development.
NewRailway Engineer - Remote Teoresi GroupRailway Engineer - RemoteBoston, MARemoteIntegration of onboard and wayside subsystems, including signaling components, sensors, communication interfaces, and control units, into system-level testing environments (e.g., HIL/SIL). At Teoresi, we specialize in supporting companies in creating projects using cutting-edge technologies such as self-driving cars and nanotechnology for the medical field.
Software 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.
General/Interdisciplinary Engineer, Senior - Secret DCS CorporationGeneral/Interdisciplinary Engineer, Senior - SecretBedford, MA$90,220–$170,000 / yearConduct systems architectural analyses to include system design/design feasibility and state-of-the-art assessment to Produce architectures, document planned and existing systems, determine deficiencies, develop alternatives, recommend solutions, and support development of a plan to implement the chosen solution per acquisition and sustainment system engineering processes. Analysis of Alternatives (AoA), Systems Engineering Plan (SEP)…), systems review and analysis with written reporting, briefing, and artifact development as required for all of the technical specialty areas defined in this section; and the planning and execution of all necessary technical reviews, assessments, and interchange meetings (e.g.
Staff 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.
ELECTRICAL ENGINEER IV System OneELECTRICAL ENGINEER IVTewksbury, MA$97.33 / hour10+ years designing and developing hardware solutions, including FPGA/VHDL, Altium, Xilinx ISE14.4, Linux, Ethernet, I2C, SPI. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewBiomedical Engineer JouléBiomedical EngineerBoston, MA$64.97–$74.50 / hourGlobal pharma company is seeking a highly motivated, skilled, and creative scientist or engineering professional to join our team to support the test and evaluation of formulations and prototypes. • Devise novel testing approaches when existing methods and/or equipment are not appropriate by sourcing or creating new test equipment.
Senior Engineer Constellation EnergySenior EngineerBoston, MA$138,600–$154,000Has completed assigned skills and knowledge development training (applicable Advanced Engineering, EPRI, and Constellation University training or industry provided training) to develop expert level of knowledge in designated areas. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
Sr. Engineer - TS Clearance System OneSr. Engineer - TS ClearanceBedford, MA$155,000–$175,000 / hourSupport digital engineering concepts and techniques throughout the program lifecycle, including Model Based Systems Engineering (MBSE). System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Aerospace - Mechanical Engineer - Chelmsford, MA Michael Page USAAerospace - Mechanical Engineer - Chelmsford, MAChelmsford, MA$110,000–$120,000 / yearFull timeOur client is a well-established manufacturer of specialized electronic protection and filtering solutions serving a diverse customer base across commercial, industrial, and defense markets. Our client is seeking a Mechanical Design Engineer to support the design, development, testing, and documentation of specialized electronic hardware products.
Senior Software Engineer - Customer Agent KlaviyoSenior Software 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. The Customer Agent team is building one of Klaviyo’s most ambitious and strategic product areas: an extensible AI platform that enables brands to deliver personalized, autonomous customer experiences across channels like chat, email, SMS, and beyond.
Product Engineer II – Utility Solutions EsriProduct Engineer II – Utility SolutionsBoston, MARemote$79,664–$133,120 / yearAs the Product Engineer II – Utilities, you will collaborate with customers, industry teams, and other product development team members to design, develop, and support the right geospatial solutions for electric, gas, water, sewer, stormwater and telecommunications agencies. Design and author test cases for functionality, performance, scalability, and durability; execute both manual and automated tests, analyze test results, and report results.
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.
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 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.
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.
AI Engineer SamsaraAI EngineerBoston, MAYou will collaborate with architects, engineers, and cross-functional stakeholders across Samsara to brainstorm, design, rapidly prototype, and productionalize AI-driven features and capabilities that integrate deeply into real business workflows. Samsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations.
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.
NewProject Engineer PlanIT GroupProject EngineerChelmsford, MAMaintain and update the Integrated Master Schedule (IMS) for Advanced Test Equipment (ATE) programs; ensuring alignment with milestones and resource plans. • Identifying and driving continuous process improvement initiatives that boost project execution, efficiency, and improve documentation quality.