Hardware Design Engineer, High Speed Networking Arista Networks IncHardware 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.
Principal Networking Site Reliability Engineer (Hybrid) BAE Systems PlcPrincipal Networking Site Reliability Engineer (Hybrid)Merrimack, NH$118,095–$200,762 / yearAbout BAE Systems Electronic Systems BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Embark on a journey of innovation with BAE Systems'' Platform Engineering group, where we seek a Principal Networking Site Reliability Engineer to deploy and monitor of IaaS, PaaS, and SaaS solutions using cutting-edge technologies.
Lead Software Engineer, Network Systems Arista Networks IncLead Software 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. As a senior/lead Network Systems engineer, you will collaborate and work with customers, product management and hardware engineers to design and build novel features that help Arista hardware run effectively and efficiently.
IT Networking Director BAE Systems PlcIT Networking DirectorMerrimack, NH$153,377–$260,743 / yearAbout BAE Systems Electronic Systems BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Build the bench: define career paths, grow future leaders, and raise the team's skills into automation, infrastructure-as-code, and cloud-native networking so networking leads modernization rather than follows it.
Director of Network Element Electrical Design (6661) SubCom LLCDirector of Network Element Electrical Design (6661)NHThe Director of Network Element Electrical Design manages and leads a team of highly skilled electrical engineers and technicians to research, design, develop, prototype, test, qualify, and transfer to manufacture SubCom's next generation high-reliability products, including terminal equipment and undersea repeaters, branching units, and ROADMs. Ensure development of manufacturing test requirements for undersea network elements, ability to analyze production test data and participate in disposition activities related to product test issues.
Systems Engineer / Professional Service Engineer Phantom StaffingSystems Engineer / Professional Service EngineerNew HampshireThe delivery of services including design, technical/security consultation, implementation, and troubleshooting/analysis. · Solutions including Virtual Infrastructures, firewalls, switching, LAN/WAN.
Senior Systems Engineer FedPointSenior Systems EngineerPortsmouth, NHThis position is responsible for maintaining critical systems that support business operations 24/7/365 while helping lead cloud migration efforts and infrastructure modernization initiatives. If you have deep expertise in VMware, Windows Server, Office 365, Azure, AWS, storage technologies, and enterprise infrastructure operations, we invite you to join our team.
Sales Engineer Firstlight Fiber IncSales EngineerPortsmouth, NHThis role sits at the intersection of network infrastructure and cybersecurity, working across FirstLight's owned fiber network - Dark Fiber, Wavelength, Ethernet, SD-WAN - and our managed security services, including Managed Detection & Response (MDR), SOC-as-a-Service, XDR, and SIEM. FirstLight owns and operates one of the largest fiber-optic networks in the Northeast - more than 25,000 route miles connecting over 13,000 locations across Upstate New York, New England, and Pennsylvania, with 125,000+ locations serviceable.
Carrier Voice Engineer Firstlight Fiber IncCarrier Voice EngineerPortsmouth, NHAbout FirstLight: FirstLight, headquartered in Albany, New York, provides fiber-optic data, Internet, data center, cloud and voice services to enterprise and carrier customers throughout the Northeast connecting more than 13,000 locations in service with more than 125,000 locations serviceable by our more than 25,000-route mile network. FirstLight offers a robust suite of advanced telecommunications products featuring a comprehensive portfolio of high bandwidth connectivity solutions including Ethernet, wavelength, and dark fiber services as well as dedicated Internet access solutions, data center, cloud and voice services.
Systems Development Engineer II LonzaSystems Development Engineer IIPortsmouth, New HampshireImplement and administer virtualized environments using VMware vSphere, including host management, virtual machine provisioning, and resource allocation. The Systems Engineer will be responsible for the design, implementation, and maintenance of our critical IT infrastructure, ensuring optimal performance and reliability across our network and server environments.
Systems Development Engineer II Lonza Group LtdSystems Development Engineer IIPortsmouth, NHImplement and administer virtualized environments using VMware vSphere, including host management, virtual machine provisioning, and resource allocation. The Systems Engineer will be responsible for the design, implementation, and maintenance of our critical IT infrastructure, ensuring optimal performance and reliability across our network and server environments.
Senior Security Engineer, IAM Relativity ODA LLCSenior Security Engineer, IAMNew Hampshire, NH$130,000–$195,000 / yearExpert, hands-on experience architecting and operating identity platforms across IdP/SSO (Okta, Entra ID/Azure AD, Ping), IGA (SailPoint, Saviynt), and PAM (CyberArk, BeyondTrust), with advanced knowledge of authentication and federation protocols (SAML, OIDC, OAuth 2.0, SCIM, LDAP, Kerberos). Required Skills: Access Management, Application Security, Endpoint Security, Network Security, Penetration Testing, Security Architecture Design, Security Information, Security Information and Event Management (SIEM), Security Operations, Vulnerability Management.
Principal Specialist Sales Engineer, Zero Trust Branch - Healthcare Zscaler IncPrincipal Specialist Sales Engineer, Zero Trust Branch - HealthcareNHRemote$175,875–$251,250 / yearThe Speciality Sales team is a global group of professionals who are passionate about delighting our customers, nurturing trusted partnerships, and sharing their expertise to drive a secure, cloud-enabled digital future and further cement our position as the world leader in cloud security. Sales, Customer Success, Sales Enablement, Solution Architects, Business Development, Transformation, and Technology Partnerships all work together to demonstrate the power and agility of Zscaler cloud transformation to the world, and we are looking for your expertise to elevate our Exposure Management team.
Principal Specialist Sales Engineer, Zero Trust Branch - Majors, East Zscaler IncPrincipal Specialist Sales Engineer, Zero Trust Branch - Majors, EastConcord, NHRemote$175,875–$251,250 / yearThe Speciality Sales team is a global group of professionals who are passionate about delighting our customers, nurturing trusted partnerships, and sharing their expertise to drive a secure, cloud-enabled digital future and further cement our position as the world leader in cloud security. Sales, Customer Success, Sales Enablement, Solution Architects, Business Development, Transformation, and Technology Partnerships all work together to demonstrate the power and agility of Zscaler cloud transformation to the world, and we are looking for your expertise to elevate our Exposure Management team.
Senior Signal Integrity Engineer - Optical Transceivers & LPO Modules Amphenol TCSSenior Signal Integrity Engineer - Optical Transceivers & LPO ModulesNashua, New HampshireThe successful candidate will be responsible for the electrical design, simulation, validation, and optimization of next-generation optical transceivers, Linear Pluggable Optics (LPO), and high-speed networking products supporting 800G, 1.6T and future generation applications. 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.
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.
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.
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.
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 Signal Integrity Engineer Amphenol TCSSenior Signal Integrity EngineerNashua, New HampshireThe successful candidate will be responsible for the electrical design, simulation, validation, and optimization of next-generation Active Electrical Cables (AEC), optical transceivers, Linear Pluggable Optics (LPO), and high-speed networking products supporting 800G, 1.6T and future generation applications. This role requires deep expertise in high-speed serial channels, DSPs, retimers, SerDes architectures, PCB design, cable assemblies, optical modules, and signal integrity analysis from concept through production.