• Modeling & Simulation

    RTX Corporation (Tewksbury, MA)
    …and Business Development. The CONOPS Analysis section is hiring for a ** Modeling and Simulation Engineer , Systems Engineer II** . This is an onsite ... and existing systems . A blend of system architecture and modeling simulation , analysis techniques are used to communicate to the customer integrated weapon… more
    RTX Corporation (10/13/25)
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  • Senior Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …& Missile Defense Systems (IAMDS) department is seeking a **Senior Systems Engineer ( Modeling & Simulation )​.** IAMDS leads all aspects of Systems ... to support the Raytheon Land and Air Defense Systems (LADS) mission area. The IAMDS department supports Raytheon...and design aspects. + You will develop and maintain modeling tools incorporating Digital Signal Processing (DSP) with complex… more
    RTX Corporation (10/01/25)
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  • FAST Labs - Senior Systems Engineer

    BAE Systems (Merrimack, NH)
    …based on position level and/or job specifics. **FAST Labs - Senior Systems Engineer ** **116862BR** EEO Career Site Equal Opportunity Employer. Minorities ... using a wide variety of DoD existing and self-developed modeling & simulation tools. Duties and Responsibilities...simulation studies that optimize mission performance for weapon systems across the air, land, sea, space and cyber… more
    BAE Systems (10/02/25)
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  • Principal Model Based Systems

    BAE Systems (Merrimack, NH)
    …available based on position level and/or job specifics. **Principal Model Based Systems Engineer ** **116683BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** Shape the Future of Engineering at BAE Systems See what you re missing. Our employees work...and task management tools (eg Jira) + Experienced in Modeling , Simulation , Visualization and Analysis (MSVA) +… more
    BAE Systems (09/30/25)
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  • EA/EP Sr Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …Engineering (SSE). We are seeking a talented **Electronic Attack / Electronic Protection (EA/EP) Systems Engineer ** to join a team of engineers that designs and ... travel.** **What You will Do:** The EA/EP and SP Systems Engineer will be responsible for the...Analysis of Radar Performance Data + Target and Threat Modeling + Integration and test of large systems more
    RTX Corporation (09/05/25)
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  • Senior Systems Engineer - MBSE

    RTX Corporation (Tewksbury, MA)
    …expertise for concept development, architectural design, requirements generation & flowdown, modeling and simulation , systems analysis, integration, test ... problems that create a safer, more secure world. The Systems Engineering and Test Capabilities (SE&TC) Discipline organization is...of MBSE is integration of data from various system engineer tools (such as SysML modeling and… more
    RTX Corporation (10/13/25)
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  • Systems Engineer

    Kelly Services (Haverhill, MA)
    Senior Systems Engineer (Haverhill, Massachusetts). Our client, a leading developer and manufacturer of sophisticated vacuum products, exhaust management ... systems and related value-added services, is currently hiring a Senior Systems Engineer to work alongside passion, expertise, and with the latest technology… more
    Kelly Services (09/30/25)
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  • Senior Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …and Component levels. Key technical domains include: Architecture, Requirements, Interface Definition, Modeling & Simulation , Radar Systems , Effector ... with MATLAB (including object-oriented programming), Python, C/C++, Java or DOORS + Modeling & Simulation development experience and data analysis + Experience… more
    RTX Corporation (08/22/25)
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  • Adaptive Communication & Sensing Chief…

    BAE Systems (Merrimack, NH)
    …not achievable. We are looking for a self-motivated engineering leader to join our Systems Engineering Management team as a Chief Engineer . As a Chief ... activities across the development cycle (analysis/decomposition/derivation/allocation of requirements, system modeling & simulation , system design & development,… more
    BAE Systems (09/18/25)
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  • Senior Systems Engineer - Onsite

    RTX Corporation (Tewksbury, MA)
    …reality? Do you thrive in dynamic environments? Raytheon is seeking a talented and motivated Systems Engineer to join our team within the Systems Engineering ... system functions seamlessly. **What You Will Do** In this Systems Engineer role, you will support the...to drive performance improvements and resolve system issues. + Modeling and Simulation : Develop and execute models… more
    RTX Corporation (10/13/25)
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  • Chief Engineer (On-Site)

    BAE Systems (Hudson, NH)
    …activities across the development cycle (analysis/decomposition/derivation/allocation of requirements, system modeling & simulation , system design & development, ... work will be conducted on location at a BAE Systems facility 100% of the time. See what you...strong decision making with solid analysis skills. The Chief Engineer (CE) is the technical conscience for the system… more
    BAE Systems (10/01/25)
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  • Principal Mechanical Engineer

    BAE Systems (Hudson, NH)
    **Job Description** We are seeking a talented and experienced Principal Mechanical Engineer with experience in the area of electronic packaging for the design and ... team of talented engineers. The candidate shall be well versed in using solid modeling tools (CREO preferred) and have a proven capability in applying those tools… more
    BAE Systems (09/09/25)
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  • Raytheon Systems Security Engineer

    RTX Corporation (Tewksbury, MA)
    …multidisciplinary sources + Matlab and/or C++ experience + Modeling and Simulation experience + Experience with model-based systems engineering + Ability to ... a safer, more secure world. **Job Description** As a member of our elite Systems Security Engineering (SSE) team, we want you to develop solutions to protect the… more
    RTX Corporation (09/13/25)
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  • Senior Engineer - Distributed Energy…

    Eversource Energy (Manchester, NH)
    …fundamentals, practices, and standards\. + Knowledge and experience using power system modeling and simulation software for steady state and dynamic power ... The DER Planning Senior Engineer provides electric distribution system focused subject matter...carrying out assignments associated with the technical review and modeling of generation and storage facilities interconnecting with the… more
    Eversource Energy (08/28/25)
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  • Senior Hardware Design Engineer

    RTX Corporation (Tewksbury, MA)
    …desired. **What You Will Do** : + Circuit and sub-system architecture, design, modeling , simulation , and verification. + Integration and test at component, CCA, ... lifecycle support of Raytheon products. REBEP has an opportunity for an Electrical Engineer who is seeking to use their strong academic background and professional… more
    RTX Corporation (09/13/25)
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  • Associate Engineer , Protection…

    Eversource Energy (Manchester, NH)
    …by modeling and analyzing electric system elements and their protection systems using fault simulation software + Analysis of disturbance events, ... for the design and operation of protection and control systems necessary for the safe and reliable operation of...the rest of the system continue\. The P&C Associate Engineer is responsible for completing activities and assignments related… more
    Eversource Energy (09/26/25)
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  • Associate Electrical Engineer , Protection…

    Eversource Energy (Manchester, NH)
    …by modeling and analyzing electric system elements and their protection systems using fault simulation software\. + Analyze protection system operations ... not sponsor candidates for work visas for this position\._ P&C Associate Engineer is responsible for completing activities and assignments associated with the design… more
    Eversource Energy (10/08/25)
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  • Roadway Traffic Engineer

    Stantec (Auburn, NH)
    …Stantec's New England Transportation has an immediate need for a motivated, team focused Traffic Engineer ! We are looking for an Engineer that is excited to be a ... paths. What Will You Be Doing? As a Traffic Engineer , your work will range from concept planning/traffic studies...to, the following: - Data collection and analysis and simulation of traffic operations - GIS analysis and mapping… more
    Stantec (08/07/25)
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  • Mechanical Design Engineer

    Celestica (Merrimack, NH)
    …129505 Remote Position: Yes Region: Americas Country: USA **Summary** The Staff Engineer , Mechanical Design develops new mechanical systems /modules and maintains ... existing designs. Research mechanical concepts and create system solutions using 3D modeling and simulation software. Complete calculations and test, validate,… more
    Celestica (10/10/25)
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  • Staff Engineer , Manufacturing Process

    Celestica (Merrimack, NH)
    …team. The ideal candidate will have a strong background in facility CAD modeling , pumping and piping systems , capital equipment specification and project ... Engage with site teams and local contractors to install systems that meet corporate standards + Work on instrumentation...job roles + Experience with CAD software and thermal simulation tools **Typical Education** + Bachelor's degree in Mechanical… more
    Celestica (08/16/25)
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