Linux Kernel Engineer Apple IncLinux Kernel EngineerDurham, NHStrong collaboration and communication skills; comfortable working with cross-functional teams (SRE, platform, hardware, security).Proven track record of upstream contributions to the Linux kernel project or similar upstreams. You will collaborate with engineers across Apple to port, maintain, and upstream device drivers, shepherd kernel changes into production, and continuously raise the bar on kernel quality, automation, and release discipline.
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.
Linux Kernel Senior/Lead Software Engineer Arista Networks IncLinux Kernel Senior/Lead 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. Embedded Software Engineer (C, C++, Linux) Analogic CorpSr. Embedded Software Engineer (C, C++, Linux)Salem, NHIf 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. Required: Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or related field.
Sr. Embedded Software Engineer (Microservices, C++, Linux) Analogic CorpSr. Embedded Software Engineer (Microservices, C++, Linux)Salem, NHIf you enjoy solving complex problems, improving real-world systems, and working across engineering disciplines-this role offers a strong balance of ownership, technical depth, and visible impact. We're seeking a Senior Software Engineer to join a high-impact team supporting advanced, network-connected security screening systems.
Sr. Software Engineer (Microservices, C++, Linux) Analogic CorporationSr. Software Engineer (Microservices, C++, Linux)Salem, NHPart timeIf you enjoy solving complex problems, improving real-world systems, and working across engineering disciplines—this role offers a strong balance of ownership, technical depth, and visible impact. We’re seeking a Senior Software Engineer to join a high-impact team supporting advanced, network-connected security screening systems.
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.
Principal, Data Engineer FidelityPrincipal, Data EngineerMerrimack, North CarolinaRemoteThe Institutional Brokerage Database Services Center of Excellence (COE), delivers business-facing database solutions that cover the full application and business lifecycle of data platforms, including database design, solution engineering, database engineering, application-data-database integration, replication, performance consulting, deployment, and support, using world-class methodologies and technologies. Information 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.
Process Engineer III Karwell TechnologiesProcess Engineer IIIPortsmouth, NHThe Infrastructure Engineer is responsible for planning, designing, and supporting IT infrastructure services and solutions, with a strong focus on Operational Technology (OT) environments such as shopfloor systems, building management, and laboratory systems. Provide hands-on support across multiple infrastructure domains, including networking, servers, virtualization, automation, storage, backup, and disaster recovery.
Electrical Controls Engineer - Gypsum Koch IncElectrical Controls Engineer - GypsumNHElectrical Controls Engineer - Gypsum - Newington, New Hampshire, United States - 188027 - Koch. Koch Engineered Solutions.
Systems Platform Engineer Sr BAE SystemsSystems Platform Engineer SrMerrimack, NH$89,650–$152,460 / yearRequired Education, Experience, & Skills** + Bachelor's degree in a related engineering discipline and 4 years' experience + Active DoD Top Secret Clearance + Team player with a proactive attitude and the ability to be productive in a dynamic/collaborative environment + System administration experience with Linux Operating Systems + Virtual computing environment and Cloud Computing knowledge or experience + Experience with Agile Methodologies and Tools **Preferred Education, Experience, & Skills** + Motivated self-starter with good problem solving skills, judgment, and analytical capability + Experience in a DoD or related ISSO or equivalent role maintaining a system security posture + Experience with DISA STIGs and/or IAVA compliance hardening and patching + Experience with Ansible and Puppet IT automation tools + Technical documentation development + Team player with a proactive attitude and the ability to be productive in a dynamic/collaborative environment + Strong oral and written communications skills including Technical documentation development + Experience with static and dynamic code analyzers + Ability to assist with other traditional systems engineering tasks such as CONOPS, requirements, and system level testing + Planning and organization skills; Attention to detail; possessing a drive for continuous improvement and product ownership + Experience understanding of the System Engineering lifecycle and processes. As a Senior Systems Engineer in the Space System Product line, your responsibilities will including working with ISSE and IT engineers supporting System Administration and IT activities on classified cloud processing assets and mission unique equipment.
Senior Cloud Operations Engineer Loftware IncSenior Cloud Operations EngineerPortsmouth, NH$115,000–$160,000 / yearWith over 500 industry experts and 1,000 global partners, Loftware maintains a global presence with offices in the US, UK, Germany, Slovenia, China, and Singapore making us a trusted partner for companies in automotive, chemicals, clinical trials, consumer products, electronics, food & beverage, manufacturing, medical device, pharmaceuticals, retail/apparel, and more. The Cloud Operations Engineer will work with the rest of the Cloud Operations team and alongside QA and Development to continually improve automated infrastructure and application deployment, to build and maintain reliable cloud infrastructure and services and to manage the highly available and scalable solutions that Loftware customers rely on.
Senior Embedded Engineer Anduril Industries IncSenior Embedded EngineerNH$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.
Senior Firmware Engineer Anduril Industries IncSenior Firmware EngineerNH$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.
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.
Software Engineer, Layer1 Arista Networks IncSoftware Engineer, Layer1Nashua, 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. Your software will need to work across a wide variety of forwarding engines, connectors and interface chips called gearboxes, which allow our hardware platforms to support diverse physical connectivity options within a product family.
Lead Software Engineer, Physical Network Layer Arista Networks IncLead Software Engineer, Physical Network LayerNashua, 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. Your software will need to work across a wide variety of forwarding engines, connectors and interface chips called gearboxes, which allow our hardware platforms to support diverse physical connectivity options within a product family.
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.
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.
Site Reliability Engineer CareerscapeSite Reliability Engineerhybrid, NH$105,000–$115,000 / yearFull timeThe Site Reliability Engineer will work closely with software engineers, DevOps teams, security professionals, and infrastructure teams to optimize system performance, resolve production issues, improve deployment pipelines, and build reliable, scalable platforms. This role focuses on maintaining highly available systems, improving infrastructure reliability, automating operational processes, monitoring production environments, and ensuring scalable cloud-based services operate efficiently in a hybrid work environment.
Process Engineer III Katalyst Healthcares & Life SciencesProcess Engineer IIIPortsmouth, NHThe Infrastructure Engineer is responsible for planning, designing, and supporting IT infrastructure services and solutions, with a strong focus on Operational Technology (OT) environments such as shopfloor systems, building management, and laboratory systems. Provide hands-on support across multiple infrastructure domains, including networking, servers, virtualization, automation, storage, backup, and disaster recovery.
Senior Integration Engineer - Visual Systems - SlingWorks Elbit America, Inc.Senior Integration Engineer - Visual Systems - SlingWorksMerrimack, NHFull timeAbility to interact professionally with a diverse group, including executives, managers, subject matter experts, and business users, as well as internal and external developers and technical service teams. The Integration Engineer is responsible for understanding and translating complex customer requirements into technical solutions, creating and managing development, integration, and testing solutions, and ensuring that all systems are properly integrated.
FAST Labs - Software Engineer - All Levels BAE SystemsFAST Labs - Software Engineer - All LevelsMerrimack, NH$132,962–$226,035 / yearWe value internal and external partnerships and collaborate across a broad innovation ecosystem that includes DoD/IC/OGA labs and research teams, universities, small businesses and venture firms/accelerators all in service of developing advanced technologies to enable our nation s warfighting mission needs. We seek to turn groundbreaking research into real-life impact for our customers, as we develop advanced capabilities in advanced electronics, sensors and processing, AI, autonomy, RF, EO/IR, cyber, microelectronics, and more.
Senior IT Engineer CMCSenior IT EngineerExeter, New HampshireThis is a deeply hands-on role ideal for someone who loves solving complex problems, working directly with clients, and being a key player in a fast-paced, high-growth environment. Support and maintain environments including Windows Server, Microsoft 365, Azure, Active Directory, virtualization (VMware), Fortigate firewalls,, and Rubrik backups.
Senior Staff Engineer, Systems/Applications Design Celestica IncSenior Staff Engineer, Systems/Applications DesignNHRemoteDeep understanding of networking concepts, architecture, topology (Places-In-Network), network protocols including but not limited to BGP, OSPF, ISIS, VXLAN, EVPN, IGMP, DHCP, BFD, VRF, Authentication (RADIUS/TACACS), Network Management protocols, NAT, Multicast, QoS (RoCE/DSCP), ACL, ZTP, Telemetry, Monitoring/Analytics is required. As a leader in design, manufacturing, hardware platform and supply chain solutions, Celestica brings global expertise and insight at every stage of product development - from drawing board to full-scale production and after-market services for products from advanced medical devices, to highly engineered aviation systems, to next-generation hardware platform solutions for the Cloud.
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.
System Engineer Symbotic IncSystem EngineerNH$71,000–$97,900 / yearApplying 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. The Customer Operations organization drives operational excellence by engaging and partnering with our onsite customers to drive best-in-class quality, safety and system performance.
Staff Engineer, Software Celestica IncStaff Engineer, SoftwareNHToday, 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).
Senior Principal Software Engineer Celestica IncSenior Principal Software EngineerSan 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. With deep expertise in design, engineering, manufacturing, supply chain, and platform solutions, Celestica enables critical data center infrastructure for AI, cloud, and hybrid cloud and advances technologies in high-growth markets.
AI/ML/Autonomy Engineer Herrick Technology Laboratories Inc.AI/ML/Autonomy EngineerManchester, NH$75,000–$200,000 / yearWork closely with Protocol and Digital Signal Processing Engineers to implement SIGINT and EW algorithms using FPGA and heterogenous processing such as SoC with integrated CPU and GPU resources. Description: You will design, prototype, implement, debug, and test SIGINT/EW systems utilizing the latest AI/ML/autonomy techniques and tools.
Sr. Infrastructure Engineer Arrow Electronics IncSr. Infrastructure EngineerNHRemote$102,900–$140,360 / yearCollaborate with a diverse group of global infrastructure engineering/operations, security, application, and database teams on designing new processes, workflows, and solutions to automate application and infrastructure delivery to provide faster time to market for applications. A Fortune 154 company with 21,500 employees worldwide, Arrow brings technology solutions to a breadth of markets, including telecommunications, information systems, transportation, medical, industrial, and consumer electronics.
NewSoftware Engineer Amphenol Communications SolutionsSoftware EngineerNashua, NHAmphenol High Speed Products Group is the market leader for high speed, high bandwidth electrical connectors for the Telecom/Datacom market (Mobile Networks, Storage, Servers, Routers, Switches, etc.). Amphenol Corporation is one of the world's largest designers and manufacturers of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products and coaxial and high-speed specialty cable.
5G/LTE Network Engineer I Parallel Wireless Inc5G/LTE Network Engineer INHA Bachelor's or Masters's degree in Telecommunications, Electrical Engineering, Computer Networks, or a related field, recent graduate or up to 1 year of experience. You will work across the full lifecycle of mobile network infrastructure from lab integration and commissioning through live deployment, performance monitoring, and ongoing optimization.
Firmware Engineer - HSIO Cables Amphenol Communications SolutionsFirmware Engineer - HSIO CablesNashua, NHAmphenol High Speed Products Group is the market leader for high speed, high bandwidth electrical connectors for the Telecom/Datacom market (Mobile Networks, Storage, Servers, Routers, Switches, etc.). As a key firmware resource, be contributing member of product teams that turn high speed IO cable concepts into products that then get handed off to manufacturing.
Software Engineer - Nashua, NH Clear Align LLCSoftware Engineer - Nashua, NHNashua, NHWe pride ourselves on bringing the best infrared surveillance solutions, and we know our company runs on the hard work and dedication of our passionate and creative employees. This role contributes directly to system performance, reliability, and compliance by delivering high-quality software solutions across the full product lifecycle.
NewPrincipal Software Development Engineer in Test Akamai Technologies, Inc.Principal Software Development Engineer in TestConcord, NH$169,300–$304,700 / yearAs a Principal Software Development Engineer in Test, you will be responsible for: + Designing, building, and scaling advanced automated test frameworks to validate the performance, reliability, and security of the Akamai Linux kernel for AI and Compute platforms. For US based candidates only - the base salary for this position ranges from $169,300 - $304,700/year; a candidate’s salary is determined by various factors including, but not limited to, relevant work experience, skills, certifications and location.
System Engineer HCL Global Systems Inc.System EngineerMerrimack, NHDemonstrate strong analytical and problem-solving skills while working with the team in daily operations including resolution of data quality issues, analysis of system functionality, responding to system alerts, business queries and report requests. 4 + years of experience in Cloud support (AWS) and migration skills; Experience with building and operating highly resilient platforms in AWS cloud environments.
Systems Integration Engineer III BelcanSystems Integration Engineer IIIHudson, NHTop Skills Needed-* Being a Test Lead for a program (time management, multitasking, communication, etc)* Linux* Debugging (hardware: signal tracing via schematics, customer documentation, etc; software: python, bash, etc)If you are interested in this role, please apply via the apply now link provided. Knowledge/Skills/Education/Experience:* Bachelor's or Master's degree in Electrical Engineering, Computer Science, Aerospace Engineering, or a related field.*
PCIe Senior/Lead Software Engineer Arista Networks IncPCIe Senior/Lead 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.
Senior Test Engineer Mercury Systems IncSenior Test EngineerNHPrepare comprehensive test documentation including acceptance test plans, test reports, and performance metrics for internal stakeholders and external customers, including government agencies as well as present findings to senior leadership and clients. You will have the opportunity to make an impact and gain breadth and depth of experience by working on multiple projects in a fast-paced environment in a collaborative multi-disciplined engineering team.
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 HPC and Quantum Systems Engineer NVIDIA CorpSenior HPC and Quantum Systems EngineerNHThis role is ideal for someone who has built and operated production HPC environments, understands low-level systems and networking, and is excited to work hands-on with quantum hardware as it transitions from lab prototypes to operational infrastructure. Partner with internal researchers and engineers to deploy, optimize, and benchmark hybrid workloads across simulation, quantum error correction, calibration, optimization, and machine learning.
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.
Senior Cyber Defense Infrastructure Engineer (Security Tooling Operations) Idexx Laboratories IncSenior Cyber Defense Infrastructure Engineer (Security Tooling Operations)NH$120,000–$150,000 / yearYou will serve as the operational owner for core security platforms, working closely with Security Architecture, Security Operations, Cloud Engineering, and IT teams to ensure tools are properly deployed, integrated, maintained, and ready to support detection and response activities at scale. An innovation leader in every industry we serve, we follow our Purpose and Guiding Principles to help pet owners worldwide keep their companion animals healthy and happy, to ensure safe drinking water for billions, and to help farmers protect livestock and poultry from diseases.
Senior Technical Support Engineer Rocket SoftwareSenior Technical Support EngineerConcord, NHRemote$89,000–$120,150 / yearThis role involves independently troubleshooting escalated issues, performing detailed root-cause analysis, and mentoring junior engineers to drive overall team effectiveness. We help extend the value of these assets, enabling our customers to embrace the potential of cloud and mobile computing, advanced analytics, and the innovations of tomorrow.
Principal Software Engineer Liberty Mutual Holding Company IncPrincipal Software EngineerPortsmouth, NHWe encourage you to apply and bring your expertise if you're a: Technical problem solver: Going far beyond simply developing error-free source code, test scripts, components and system architectures, you'll document and build deployment guides aimed at maintaining robust, relevant software. Proficient with C#/.NET, Kafka, ECS, Windows Containers, Linux Containers, Kubernetes, observability, testing concepts & frameworks, DevOps tools, IBM tools and frameworks (BPM), and CI/CD pipelines within GitHub Actions.
Principal Customer Solutions Engineer Rocket SoftwarePrincipal Customer Solutions EngineerConcord, NHRemoteThe Customer Solutions Engineer a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation and delivery of technology solutions designed to support our Customers’ Digital Transformation. + Relevant Business and IT Architecture Certifications such as, AWS Solution Architect Professional, Microsoft AZURE Solution Architect, Google Cloud Certification; Scaled Agile Framework (SAFe) etc.
Staff Build and Release Engineer (10328) Extreme Networks IncStaff Build and Release Engineer (10328)Salem, NH$130,000–$150,000 / yearSupport and manage source control platforms including Git/GitHub and Perforce/Helix Core, including repository access, branching strategies, and SSH key management. We are looking to hire a highly motivated Build and Release Engineer with strong working experience in providing innovative solutions for production build systems in support of ExtremeCloud IQ.
Senior Cloud Database Deployment Engineer Eliassen GroupSenior Cloud Database Deployment EngineerMerrimack, New Hampshire$65–$70 / hourThe team combines deep technical expertise with a strong engineering mindset, operating in a collaborative, transparent environment while continuously modernizing database platforms using cloud-native and infrastructure-as-code approaches. Our client seeks a Senior Cloud Database Deployment Engineer to design, automate, and operate enterprise Oracle database platforms across AWS, Azure, and on‑prem environments.
NewHardware Engineer II Akamai Technologies, Inc.Hardware Engineer IIConcord, NH$95,000–$171,000 / yearFor US based candidates only - the base salary for this position ranges from $95,000 - $171,000/year; a candidate’s salary is determined by various factors including, but not limited to, relevant work experience, skills, certifications and location. We provide the world's most distributed platform from Cloud to Edge to help the giants of the digital world work faster and stay more secure, making the internet a better experience for everyone.