24 applications developer jobs at 16 companies in Sunapee, NH
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Compressed Air System Applications Engineer – Systems Design
West Hartford or Merrimack
$90k/yr FieldFull Time
Support outside sales by qualifying leads, analyzing compressor-room and plant data, developing energy-efficiency measures, and producing customer-ready presentations.
Microsoft Excel, Microsoft PowerPoint, CADD, CRM
3w
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Compressed Air System Applications Engineer – Systems Design
West Hartford or Merrimack
$90k/yr OnsiteFull Time
Support outside sales by vetting leads, analyzing compressor-room and plant data, developing efficiency measures, and presenting findings; Excel and presentation skills required.
Microsoft Excel, Microsoft PowerPoint, CADD, CRM
6d
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Senior Software Engineer - Space Applications - Sign-on Bonus
Merrimack, New Hampshire, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor's degree in computer science or related field, 4+ years of software development, Java or C++, active TS/SCI clearance, CI polygraph, Security+ certification, and source control experience.
Java, Linux, Git, Bitbucket, Jenkins, Maven, Bamboo, Jira, Confluence, C++
1w
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Principal Software Engineer/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
3+ YOEDesign, develop, test, and maintain enterprise Java/Spring Boot applications and APIs; experience with cloud, CI/CD, observability, and mentoring; Bachelor's or Master's in related field with relevant experience.
Java, Spring Boot, Angular, Node JS, JIRA, SQL, NoSQL, Snowflake, CloudFormation, Jenkins, Shell Scripting, Datadog, Splunk, Git, uDeploy, Sonar, RESTful web services
1mo
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Senior Software Engineer
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yr OnsiteFull Time
6+ YOE6+ years building production applications; experience with JavaScript/Node.js and/or Python, PostgreSQL/MySQL, AWS, API integrations, full-stack development, modern/AI-assisted dev tools; authorized to work in the US.
Javascript, Node.js, Python, PostgreSQL, MySQL, AWS, AI-assisted development tools, NetSuite APIs, APIs
1d
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Software Engineer
Windsor or Nashville or United States
OnsiteFull Time
Proficiency in Java, Python, or C++; experience building and maintaining applications and internal systems; strong problem-solving, communication, teamwork, and debugging skills.
Java, Python, C++
1mo
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AI Engineer - SETA
Columbia or Hanover
OnsiteFull Time
15+ YOETS/SCI with poly required; extensive experience designing, building, or evaluating AI/ML-enabled applications; working knowledge of agentic/orchestration frameworks and software development fundamentals.
LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, Python, JavaScript, TypeScript
2mo
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Full-Stack GUI Software Developer (Merrimack, NH, US)
Merrimack or Massachusetts or Pennsylvania or Minnesota or Texas or Arizona or Oregon or California
$101k-$150k/yr RemoteFull Time
6+ YOE6+ years experience building full-stack, cloud-native GUI applications; expertise with modern JS frameworks, GUI automation, backend services, CI/CD, and AI/ML integration in networking and data center contexts.
React, Vue.js, Angular, Playright, Cypress, Selenium, Node.js, JavaScript, Python, Go, SONiC, OpenBMC, Kubernetes, Docker, SPyTest, Claude Code, GitHub Actions, Azure DevOps, Jenkins, IXIA
1mo
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Principal Software Engineer – Algorithm Team
Merrimack, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
6+ YOEBachelor's in CS/CE +6 yrs (or Master's +4 yrs); current/obtainable Secret clearance; expertise in ML/algorithm development, embedded or application software, C++/Python/Java; strong communication and software engineering practices.
C++, Python, Java, CUDA, Open CL
4w
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Mechanical Application Development Engineer
Nashua, New Hampshire, United States
OnsiteFull Time
2+ YOEBS in Mechanical or Electrical Engineering required, 2+ years product development experience, experience with high-speed connectors and cable assemblies, strong communication and analytical skills.
Finite Element Analysis (FEA)
1mo
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Application / Customer Engineer II
Laconia, New Hampshire, United States
OnsiteFull Time
2+ YOEBachelor's degree plus ~2 years related experience (or equivalent). Interpreting complex customer requirements, developing design solutions, managing product configuration, and familiarity with FAA TSO/PMA processes.
1mo
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Service Desk Engineer
West Lebanon, New Hampshire, United States
$56k-$85k/yr HybridFull Time
1+ YOEProvide remote and onsite Microsoft-based technical support; troubleshoot workstations, servers, virtualization, networking and application issues; 1+ years IT/helpdesk experience; strong communication and vendor collaboration skills.
Windows 7, Windows 8, Windows Server 2003, Windows Server 2008, Windows Server 2012, VMware, Microsoft Hyper-V, Active Directory, Citrix, Microsoft Remote Desktop Services, HP Insight Manager, Dell OpenManage, remote control tools, Firewalls, Routers, Managed Switches, LAN, WAN, Wireless
1mo
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Principal Systems Engineer, Product Definition
Richardson or Manchester or New Hampshire or Massachusetts or Texas or Michigan or United States
HybridFull Time
10+ YOEB.S. in Electrical Engineering, 10+ years in semiconductors focused on systems/applications/analog design, power electronics and motor control (FOC, PI, sensorless), ISO 26262/ASIL knowledge, MATLAB/Simulink/PSpice and strong customer engagement skills.
MATLAB, Simulink, PSpice, C, C++
5d
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Data Quality Engineer - Hybrid On-Site
Merrimack, New Hampshire, United States
$103k-$137k/yr HybridFull Time
5+ YOERequires 5+ years in Agile, Jira, distributed application testing, test management, relational databases, BI and ETL/ELT validation, plus 3+ years of SQL. Python and automation frameworks preferred.
Jira, Oracle, PostgreSQL, DB2, SQL, PL/SQL, GitHub, Jenkins, Maven, Docker, SonarQube, RestAssured, Playwright, Karate, Cucumber, TestNG, Python
1w
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Production Application Engineer - Building Automation
Manchester, New Hampshire, United States
$73k-$101k/yr HybridFull Time
5+ YOEDiploma or equivalent trade experience with 5+ years in building automation/HVAC controls, commissioning experience, Linux familiarity, python knowledge, BMS protocols (BACnet, Modbus, Lonworks), cloud platform experience, electronics and panel skills.
Linux, Unix, python, AWS, Microsoft Azure, Google Cloud, BACnet, Modbus, Lonworks, MQTT, RESTful, Node Red, Tridium Niagara 4, Distech, Schneider Electric, Delta Controls, BMS
21h
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Assistant Project Manager, Civil or Environmental Engineer
Bedford or Manchester
$85k-$97k/yr OnsiteFull Time
6+ YOEBachelor’s degree in civil or environmental engineering, 6+ years of related experience, and Professional Engineer registration or certification as applicable. Requires project, technical, communication, and regulatory knowledge.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Teams, Microsoft SharePoint, Microsoft Project, AutoCAD, Civil3D, Bluebeam, GIS
6d
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Intermediate Rail Operations Analyst
White River Junction, Vermont, United States
$85k-$100k/yr OnsiteFull Time
3+ YOEDegree in an applicable field or equivalent experience, 3+ years in rail operations, service and operating plan development, rail systems knowledge, strong communication skills, and Microsoft Office proficiency.
TrainOps, Berkeley Simulation Systems’ RTC, OpenTrack, Systra’s RailSim, Transportation Decision System’s OnTrack, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1mo
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Distinguished and faculty development chairs in Materials Science
Hanover, New Hampshire, United States
OnsiteFull Time
Doctorate in materials science, engineering, or related field; potential to lead externally-funded research; strong research and teaching record in areas such as computational modeling, advanced manufacturing, energy/quantum materials, or ML/AI applications.
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