Software Engineer Q LLCSoftware EngineerDover, NHFull timeAs a Software Engineer at Q LLC, you will play a crucial role in maintaining and enhancing our Enterprise Resource Planning (ERP) system, collaborating with our development team and internal stakeholders to ensure the system meets evolving business needs. Solid knowledge of relational databases such as SQL Server or MySQL, with the ability to write complex queries and optimize database performance.
Sr Software Engineer, Stack Parallel WirelessSr Software Engineer, StackNashua, NHThe ideal candidate will have hands-on expertise in LTE control-plane and data-plane layers (RRC, MAC, RLC, PDCP) and proven skills in C/C++ development on Unix/Linux environments. We are committed to building inclusive and diverse teams representing all backgrounds, with a wide range of perspectives, and empowering industry-leading skills.
NewSenior Software Engineer SS&C Technologies Holdings IncSenior Software EngineerNHAbout the Team: You will be part of a highly agile, innovative, and talented team involved in the design and development of complex software components for a distributed content management and collaboration platform, which will be leveraged by the Intralinks' portfolio of applications in a highly available and secure SaaS environment. Unless explicitly requested or approached by SS&C Technologies, Inc. or any of its affiliated companies, the company will not accept unsolicited resumes from headhunters, recruitment agencies, or fee-based recruitment services.
Software Development Engineer in Test Knack SolutionsSoftware Development Engineer in TestMerrimack, New HampshireYou will report to a Chapter Leader (your manager), whose primary focus is to help you develop in your career and skills as we drive towards increased automation and continuous delivery motivated to delivery high quality products to our clients. Actively participate in the development process through designing, writing, and maintaining application features and automated tests including unit tests, functional tests and end-to-end regression tests.
Electrical Engineer II SigSauerElectrical Engineer IIExeter, NHPart timeDevelop innovative designs of electrical circuits and PCBAs using Altium Designer with a focus on efficiency, scalability, and maintainability, ensuring they meet product requirements and integrate seamlessly with existing systems. Position Summary: The Electrical Engineer II is responsible for developing moderately complex electrical system designs for new products as well as design improvements for legacy products.
Site Reliability Engineer/L3 Support SS&C Technologies Holdings IncSite Reliability Engineer/L3 SupportConcord, NHYou will act as the highest level of operational support (L3), proactively identifying and resolving issues before they impact customers, driving continuous improvement, and working closely with engineering teams to improve the reliability and operability of the platform. What You Will Get To Do: We are looking for a Site Reliability Engineer (SRE) to join our Platform Engineering team and take ownership of the operational health, reliability, and availability of our FedRAMP High cloud platform.
Principal Software Engineer CVS Health CorpPrincipal Software EngineerNH$144,200–$288,400 / yearOperating as both a senior individual contributor and technical leader, you will partner closely with product, architecture, and engineering leadership to make pragmatic, high‑impact design decisions that balance speed, quality, and long‑term maintainability. Partner with teams and serve as subject matter expert to provide benchmarked solutions to multiple, complex technical projects/initiatives within own area of expertise and organize cross-departmental application architectural solutions.
Software Engineer, Network Systems Arista Networks IncSoftware Engineer, Network SystemsNashua, NHYou will also get to work closely with our hardware engineers throughout the lifecycle of our products - ranging from influencing hardware designs for ease of software control, to bringing up brand new hardware and taking it through the development cycle to market. While the primary focus area for this role is Network Systems software, the role will cover all aspects of software development spanning the addition of new features, debugging problems and fine tuning code for scalability and performance.
NewEmbedded Software Engineer PGS WorldwideEmbedded Software EngineerNashua, NH$71.05 / hourPGS Worldwide is seeking a Secret-Cleared Embedded Software Engineer in Nashua, NH for a one-year onsite contract-to-hire role supporting a leading aerospace & defense company. As a Veteran Founded company, we know that the military has given you the skills and training you need to succeed in positions like this, and we want to support your success in the civilian sector however we can.
Senior QA SW Engineer - Salem, NH (10434) Extreme Networks IncSenior QA SW Engineer - Salem, NH (10434)Salem, NH$120,000–$140,000 / yearRequired Skills & Experience: 3-8 years of hands-on experience in software testing and quality assurance, with strong exposure to test automation frameworks and networking-based applications. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Manufacturing Software Engineer (Keene, NH, US, 03431) Corning IncManufacturing Software Engineer (Keene, NH, US, 03431)Keene, NH$108,905–$149,745 / yearWork on-site with a multidisciplinary team of engineers to define requirements for, develop, and improve in-house software tools used across the design, prototyping, analysis, manufacturing, and quality assurance of complex optical systems and components. We are seeking an experienced software engineer to develop and improve internal software tools used to design, evaluate quality, optimize performance, and ensure specification compliance for complex optical systems and components.
Senior Firmware Engineer ANDURIL INDUSTRIESSenior Firmware EngineerHudson, NH$165,000–$218,000 / yearHardware/Software Integration: Collaborating with multidisciplinary teams (electrical engineers, software engineers, systems engineers) to ensure seamless integration of the firmware with the overall system, including processor bring-up and board support packages. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Software Engineer (Londonderry, NH) EFISoftware Engineer (Londonderry, NH)Londonderry, NHOur worldwide team members are passionate about driving our customers' business growth with a scalable portfolio of products, solutions, services, support, and world-class partnerships for the manufacturing of signage, packaging, textiles, ceramic tiles, building materials, commercial print, and personalized documents with a wide range of printers, inks, digital front ends, and workflow solutions. In this role, you will collaborate with New Product Development teams and third-party vendors to develop and integrate applications with printer control systems, support and evolve our unified printer software platform, sustain our installed base of legacy products, and help drive software quality.
Senior Hardware Design Engineer, High Speed Networking Arista Networks IncSenior Hardware Design Engineer, High Speed NetworkingNashua, NHWorking closely with cross-functional teams including software, product management, marketing, and manufacturing, our engineers innovate new system architectures and develop high-speed PCBs requiring state-of the-art signal integrity and power integrity design practices. Our Hardware Design Engineering team is at the forefront of developing high-speed networking and Ethernet products used in Enterprise campuses, hyperscale datacenters and bleeding edge AI clusters.
NewSr. Principal Software Engineer RTX CorpSr. Principal Software EngineerPelham, NHThe Missile Defense Sensors (MDS) software department within Raytheon is looking for a Senior Principal Software Engineer to join the National Advanced Surface-to-air Missile (NASAMS) program. At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems.
Geotechnical Project Engineer CyfleGeotechnical Project EngineerConcord, New HampshireSoftware may include GIS, and software for CADD, seismic site classifications, axial and lateral pile and drilled shafts, pile driving, sheetpile wall design, slope stability, settlement, hydrogeologic, boring logs, and spreadsheet applications including for bearing capacity and soil liquefaction susceptibility. Collect necessary field data through observation or basic field data collection techniques using field instruments such as field survey equipment, tape measures, falling head permeameter, sieve analyses, cameras, pumps, data loggers, and other instruments as needed.
Embedded Software Engineer Illinois Tool Works IncEmbedded Software EngineerNH$78,400–$130,000 / yearJob Description: Objective of role: The Embedded Software Engineer is responsible for the design, development, testing, and support of embedded software solutions for both existing and new products, including new hardware bring-up, low-level hardware/software integration, and support of microcontroller-based embedded systems. The ideal candidate is comfortable working close to the hardware and can efficiently diagnose and resolve low-level issues involving microcontrollers, memory, interfaces, sensors, and communication devices.
Software Developer/Programmer (6008) Subcom, LLCSoftware Developer/Programmer (6008)Newington, NHWhether you're a seasoned applicant seeking a new and exciting challenge, or you're new to the workforce and looking for a flexible, rewarding, and fast-paced position with an innovative and stable organization (since 1953), SubCom has opportunities to advance your career. Create and maintain accurate technical documentation, including design specifications, test cases, and deployment instructions, to support operational readiness and audit requirements.
PCIe Software Engineer Arista Networks IncPCIe Software EngineerNashua, NHWe leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments.
Principal RF Test Software Engineer (Hybrid, Sign On Bonus Available) BAE Systems PlcPrincipal RF Test Software Engineer (Hybrid, Sign On Bonus Available)Nashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US125172BREXTERNAL/Principal-RF-Test-Software-Engineer-(Hybrid,-Sign-On-Bonus-Available ).
Software Engineer Herrick Technology Laboratories Inc.Software EngineerManchester, NH$75,000–$200,000 / yearResponsibilities span the entire product lifecycle from software concept to customer delivery and maintenance; opportunities for development span from kernel-level embedded to full-stack web development and UI using a variety of languages and tools. Description: As a Software Engineer at HTL you will design, prototype, debug, introduce new products, develop test plans, and optimize software and the associated release cycle.
FAST Labs Principal Software Engineer - Release Engineering & DevSecOps BAE Systems PlcFAST Labs Principal Software Engineer - Release Engineering & DevSecOpsMerrimack, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US128425BREXTERNAL/FAST-Labs-Principal-Software-Engineer---Release-Engineering-&-DevSecOps .
Staff Software Engineer - Search / AI CVS Health CorpStaff Software Engineer - Search / AINH$106,605–$284,280 / yearCurrently, we are seeking a Staff Software Engineer - Search / AI who as a Senior technical leader, be responsible for driving architecture, design, and delivery of scalable, cloud-native platforms built on microservices architecture and AI capabilities. CVS Health is looking for hands-on, passionate people who want to join a high energy and growing team to make a difference in customers' lives and who want to be on the forefront of digital innovation that aims to reinvent what a pharmacy and a health care company can be in the digital world.
BIOS Senior/Lead Software Engineer Arista Networks IncBIOS Senior/Lead Software EngineerNashua, NHThis work also involves designing and implementing new features in EOS to manage and secure the low level system initialization and booting subsystems, as well as keeping pace with the latest developments in the open source and proprietary BIOS development communities. While the primary focus area for this role is firmware, BIOS and booting software, your work will cover all aspects of software development spanning the design and development of new features, debugging problems and fine tuning code for reliability and performance.
Linux Kernel Software Engineer Arista Networks IncLinux Kernel Software EngineerNashua, NHWhile the primary focus area for this role is Linux Kernel software, your work will cover all aspects of software development spanning the addition of new features, debugging problems and fine tuning code for scalability and performance. This work also involves designing and implementing new Linux kernel features, and working with the upstream kernel development community to get these changes incorporated into the mainline Linux kernel code base.
Sr. Supplier Quality Engineer SigSauerSr. Supplier Quality EngineerNewington, NHPart timeSupplier Quality Engineer will collaborate with cross functional teams including Design Engineers, Manufacturing, Internal Quality, Project Management, Production Planning, Incoming Inspection, Purchasing as well as outside manufacturing and OSP suppliers. Possess experience in evaluating and troubleshooting all steps from receiving inspection of raw material to final inspection of completed parts of the manufacturing processes at suppliers, and assist in implementing permanent corrective actions to the supplier's manufacturing process.
BIOS Software Engineer Arista Networks IncBIOS Software EngineerNashua, NHThis work also involves designing and implementing new features in EOS to manage and secure the low level system initialization and booting subsystems, as well as keeping pace with the latest developments in the open source and proprietary BIOS development communities. While the primary focus area for this role is firmware, BIOS and booting software, your work will cover all aspects of software development spanning the design and development of new features, debugging problems and fine tuning code for reliability and performance.
Sr. Sustaining Engineer, Electromechanical Systems SigSauerSr. Sustaining Engineer, Electromechanical SystemsExeter, NHPart timeToday, SIG SAUER is synonymous with industry-leading quality and innovation which has made it the brand of choice amongst the U.S. Military, the global defense community, law enforcement, competitive shooters, hunters, and responsible citizens. Your responsibilities include troubleshooting and resolving complex production issues on a short time frame, implementing design enhancements, and coordinating changes with Quality Assurance, Operations, and R&D teams.
Senior Staff Software Engineer MatillionSenior Staff Software EngineerManchester, NHNo egos, no politics - just great people working together, guided by our six core values; - Confidence without arrogance - Working with integrity - Customer obsessed - Innovate and demand quality - Bias for action - We care We operate a flexible working culture that promotes work-life balance, with benefits including: - Company Equity - 30 days holiday + bank holidays - 5 days paid volunteering leave - Health insurance - Life Insurance - Pension - Access to mental health support More about Matillion Thousands of enterprises including Cisco , London Stock Exchange Group , EDF and Slack trust Matillion for a wide range of use cases from insights and operational analytics, to data science, machine learning and AI. We built the Data Productivity Cloud to supercharge data productivity, and now we’re shaping the future of data engineering with Maia – our AI-powered virtual data engineers that help teams design, build, and manage data pipelines at unmatched speed.
Senior Software Engineer - Backend Python BAE Systems PlcSenior Software Engineer - Backend PythonNashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US127873BREXTERNAL/Senior-Software-Engineer---Backend-Python .
NewSr. Principal Software Engineer RTXSr. Principal Software EngineerNew HampshireAbility to obtain INTERIM U.S. government issued security clearance is required prior to start date At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. The Missile Defense Sensors (MDS) software department within Raytheon is looking for a Senior Principal Software Engineer to join the National Advanced Surface-to-air Missile (NASAMS) program.
Engineer, Software Verint Systems, Inc.Engineer, SoftwareConcord, NHYou will design and build full-stack features end-to-end, write high-quality automated tests, support production systems, and collaborate daily with Product Managers, Designers, QA Engineers, and globally distributed engineering peers. + Participate in the team on‑call rotation, collaborate in war‑rooms to resolve customer‑facing incidents, and contribute data and analysis to post‑incident reviews together with senior engineers and architects.
Senior Staff Engineer, Software Celestica IncSenior Staff Engineer, SoftwareSan Jose, NHToday, Celestica delivers innovative supply chain solutions globally to customers in strategic two operating and reporting segments: Advanced Technology Solutions (ATS) and Connectivity and Cloud Solutions (CC): ATS: This segment serves customers in complex, regulated and high-reliability markets such as Industrial & Smart Energy, Aerospace & Defense, Semiconductor Capital Equipment, and HealthTech. AI/ML Practice: Practical experience deploying local LLMs, building Retrieval-Augmented Generation (RAG) systems, and utilizing agentic developer tools (e.g., Windsurf, Claude Code, Ollama, LlamaIndex, Docker).
Principal / Senior Software Engineer (C++, Linux) Analogic CorpPrincipal / Senior Software Engineer (C++, Linux)Salem, NHPartner with systems, test, field, and manufacturing teams to resolve integration challenges. Create and improve technical documentation to support long-term system sustainability.
Software Engineer Dartmouth CollegeSoftware EngineerNHPosting date 04/15/2026 Closing date Open Until Filled Yes Position Number 0163700 Position Title Software Engineer Hiring Range Minimum $101,500 Hiring Range Maximum $119,000 Union Type Not a Union Position SEIU Level Not an SEIU Position FLSA Status Exempt Employment Category Regular Full Time Scheduled Months per Year 12 Scheduled Hours per Week 40 Schedule. The successful candidate will apply both business acumen and technical skills to deliver high-quality, maintainable solutions within an agile team environment This role independently executes moderate to complex technical work and actively contributes to team-based architecture and implementation efforts.
Sr Principal Software Engineer BAE Systems PlcSr Principal Software EngineerNashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US127822BREXTERNAL/Sr-Principal-Software-Engineer .
Java Software Engineer HCL Global Systems Inc.Java Software EngineerMerrimack or Smithfield or Westlake, NHDeliver API Platform capabilities such as envoy Edge SaaS, Microgateway, JWT, Key Management, External Identity Mapping, SwaggerHub, Datadog, Security & many more. development experience (currently hands on) in Java, Spring MVC / Spring Boot / Web Services (REST) and configuring web containers.
Software Engineer PeratonSoftware EngineerBedford, New Hampshire$112,000–$179,000 / yearFull timePeraton Lab’s cybersecurity research protects mission-critical systems and national cyber infrastructure through a broad range of initiatives in computer network defense, secure-by-design techniques and cyber operations and experimentation platforms. Bachelor’s Degree in Computer Science, Computer Engineering, Electrical Engineering, Applied Mathematics, Physics, or related scientific/engineering discipline.
Senior Software Engineer FidelitySenior Software EngineerMerrimack, New HampshireRemoteInformation Technology Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Fidelity Charitable Services (FCS) aims to be the premier provider of charitable solutions, offering innovative and satisfying ways for customers to give, and operates the nation’s largest donor-advised fund, which has introduced tens of thousands of donors to more impactful ways of achieving their philanthropic goals.
Full-stack Software Engineer I BAE Systems PlcFull-stack Software Engineer INashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US125781BREXTERNAL/Full-stack-Software-Engineer-I .
Sr. Software Engineer (C, C++, Linux) Analogic CorporationSr. Software Engineer (C, C++, Linux)Salem, NHPart timeIf you’re passionate about building software that directly controls real-world systems—and want to see your work deployed in high-impact environments—we’d love to hear from you. Bachelor’s degree in Computer Science (Preferred), Computer Engineering, Electrical Engineering, or related field.
Principal Software Engineer (Sign-on bonus available) BAE Systems PlcPrincipal Software Engineer (Sign-on bonus available)Nashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US128058BREXTERNAL/Principal-Software-Engineer-(Sign-on-bonus-available ).
NewFAST Labs - Principal Software Engineer ($20K Sign On Bonus) BAE Systems PlcFAST Labs - Principal Software Engineer ($20K Sign On Bonus)Merrimack, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US128423BREXTERNAL/FAST-Labs---Principal-Software-Engineer-($20K-Sign-On-Bonus ).
Principal Embedded Software Engineer (Onsite & Sign On Bonus Available) BAE Systems PlcPrincipal Embedded Software Engineer (Onsite & Sign On Bonus Available)Nashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US124223BREXTERNAL/Principal-Embedded-Software-Engineer-(Onsite-&-Sign-On-Bonus-Available ).
Software Engineer II (On-Site) BAE Systems PlcSoftware Engineer II (On-Site)Merrimack, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US124032BREXTERNAL/Software-Engineer-II-(On-Site ).
Diagnostics Software Engineer Arista Networks IncDiagnostics Software EngineerNashua, NHAs a core member of the Platform software team, the candidate will be part of a fast-paced, high caliber team building diagnostic software to help validate high-speed digital designs and achieve high yields in manufacturing Arista Network products used in the computer networking industry''s largest data centers. The candidate''s role will not be limited to any single aspect of managing ASIC-based networking solution, but cover all aspects of bringing up new hardware, developing all features requiring hardware validation, testing the software and hardware, and supporting our customers using the products.
Senior Principal Software Engineer BAE Systems PlcSenior Principal Software EngineerNHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US125417BREXTERNAL/Senior-Principal-Software-Engineer .
Senior Embedded C++ Software Engineer (On-site) HEPCO, Inc.Senior Embedded C++ Software Engineer (On-site)Nashua, NH$75–$80 / hourBy applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from HEPCO, Inc and its affiliates, and contracted partners. Analyze, design, develop, and modify complex embedded software, primarily using modern C++.
FAST Labs - Software Engineer - All Levels - Top Secret BAE Systems PlcFAST Labs - Software Engineer - All Levels - Top SecretMerrimack, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US126562BREXTERNAL/FAST-Labs---Software-Engineer---All-Levels---Top-Secret .
Software Engineer II (Non-traditional Path) BAE Systems PlcSoftware Engineer II (Non-traditional Path)Nashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US123896BREXTERNAL/Software-Engineer-II-(Non-traditional-Path ).