251 software systems engineer jobs at 76 companies in Durham, NH

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
4w
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Senior Cybersecurity Systems Software Engineer
Colorado Springs or Durham or Spring or Fort Collins or Andover
$162k-$371k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
10+ YOEBachelor's or Master's in CS/Engineering/Information Systems; 10+ years in cybersecurity engineering, architecture, and software development; expertise in cybersecurity standards, solutions, and compliance; strong communication and leadership skills.
NIST SP 800-53, DISA SRG/STIG, Common Criteria, Post-Quantum Cryptography (PQC), EU Cyber Resilience Act (EU CRA), 802.1 ar Device Identities, cybersecurity Agentic AI, FIPS, TLS/SSH, Cryptography
4w
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Senior Cybersecurity Systems Software Engineer
Colorado Springs or Durham or Spring or Fort Collins or Andover
$170k-$323k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
10+ YOEBachelor’s degree in CS/Engineering/Info Systems, 10+ years cybersecurity engineering and software development, experience with security architectures, standards and certifications, strong communication and executive influence skills.
Post-Quantum Cryptography (PQC), EU Cyber Resilience Act (EU CRA), 802.1AR Device Identities, NIST SP 800-53, DISA SRG/STIG, Common Criteria, Agentic AI, FIPS, TLS, SSH, Cryptography
1mo
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Software/Systems (Controls) Engineer
Gloucester, Massachusetts, United States
$108k-$149k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
2+ YOEBachelor's in related field, 2+ years experience, proficiency in C/C++, .Net, C#, operating systems, networking, algorithms, and multi-threading; real-time and motion control experience and Microsoft Visual Studio preferred.
C/C++, .Net, C#, Microsoft Visual Studio
2w
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Software Engineer, Network Systems
Nashua, New Hampshire, United States
OnsiteFull Time
Arista Networks
Arista NetworksNYSE: ANET: Provides cloud networking solutions and high-speed multilayer Ethernet switches.
1+ YOEExperience with C/C++ and Python, Unix/Linux knowledge, experience with low-level hardware components, BS/MS/PhD in CS/EE/CE (or equivalent experience), strong problem-solving and software engineering skills.
C, C++, Python, UNIX, Linux
4w
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Senior Cybersecurity Systems Software Engineer
Colorado Springs or Durham or Spring or Fort Collins or Andover
$162k-$371k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
10+ YOEBachelor's or Master's in CS/Engineering/IS, 10+ years cybersecurity engineering/architecture and software development experience, strong knowledge of cybersecurity standards and technologies, ability to design solutions, lead certification/compliance, and mentor teams.
NIST SP 800-53, DISA SRG/STIG, Common Criteria, PQC, EU CRA, 802.1ar, Agentic AI, FIPS, TLS, SSH, Cryptography
3mo
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Senior Software Systems Engineer
Newington, New Hampshire, United States
OnsiteFull Time
SubCom
SubCom: Designs, manufactures, and installs subsea fiber optic cable systems.
Graduate STEM degree required; proficiency in C++, C#, SQL, ReactJS, RESTful/OpenConfig APIs, Linux (Red Hat); experience with automated testing, source control, security, and strong written/verbal communication.
C++, C#, SQL, ReactJS, RESTful APIs, Open API, OpenConfig, Linux, Red Hat
1mo
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Software Engineer, Embedded Systems
Burlington, Massachusetts, United States
$150k-$185k/yr HybridFull Time
MatrixSpace
MatrixSpace: AI-powered radar systems for airspace safety and drone detection.
Bachelor's degree or equivalent experience; professional experience building, deploying, and maintaining production embedded software on constrained edge devices; strong C/C++ skills; working knowledge of Golang and Python 3.8+; Yocto/embedded Linux experience; debugging and performance optimization; cross-team collaboration.
C, C++, Python 3.8+, Golang, Linux, Linux kernel, Yocto, TensorRT, ONNX Runtime, PyTorch, TensorFlow Lite, NVIDIA Jetson, CUDA, GPU, NPU
1mo
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Principal Software Engineering - Rust Systems Engineer
Burlington, Massachusetts, United States
$170k-$189k/yr HybridFull Time
Progress
ProgressNasdaq: PRGS: Sells software for developing and managing enterprise business applications.
10+ YOE10+ years software engineering experience, 5+ years production Rust in systems-level software, strong C/C++ and FFI expertise, build system integration, multi-platform development, mentorship/technical leadership, degree in CS or equivalent.
Rust, C/C++, Cargo, CMK, cbindgen, serde_json, hwloc, tonic, tower, tokio, gRPC, prost, tonic-web, Apache Iceberg, Avro, Kafka, Apache Arrow, Parquet, Make, CMake, Bazel, jemalloc, mimalloc, io_uring, GitHub Copilot, Claude, Tomcat
3mo
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Senior Software Systems Engineer (5797)
Newington, New Hampshire, United States
OnsiteFull Time
SubCom
SubCom: Manufactures and installs undersea fiber optic cable systems.
Master's degree in STEM; strong C++, C#, SQL; REST/OpenAPI; Linux development; web tech (ReactJS); software design, testing, and security knowledge.
C++, C#, SQL, ReactJS, RESTful APIs, OpenConfig, Linux, Red Hat, OpenAPI
2mo
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Software Engineer - Systems Integration
Nashua or Manchester
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEBachelor's (or equivalent) with 6+ years' experience, active US Secret clearance (ability to obtain Top Secret/SCI), experience with MATLAB, Python, Ruby, SQL, C#, system engineering across lifecycle, leadership and test/integration experience, U.S. person required.
MATLAB, Python, Ruby, SQL, C#, MagicDraw, Web Development
2w
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Senior Systems Engineer
Wilmington, Massachusetts, United States
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
5+ YOEMS in engineering or related field,5–10 years developing complex electro-mechanical systems with software controls,system design and project management experience.
3mo
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Senior Principal Systems Engineer
Tewksbury or Andover or Marlborough or Pelham
$132k-$252k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
10+ YOESenior Systems Engineer with 10+ years in systems engineering, hardware/software integration, and MATLAB scripting; security cleared (Secret).
MATLAB, DOORS, Rhapsody, C++, Python
2w
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Business Systems Software Engineer II (Hybrid)
Hudson, New Hampshire, United States
$79k-$135k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
2+ YOEBachelor's in CS/Software Engineering or 4 years relevant experience; proficiency with Python, Java, JavaScript, Android Studio; cloud, container, and Git experience preferred; typically 2 years' experience.
Python, Java, JavaScript, Android Studio, AWS, Azure, GCP, Docker, Kubernetes, Git
2d
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Sr Software Engineer - Database Systems
Lowell, Massachusetts, United States
$102k-$147k/yr HybridFull Time
UKG
UKG: Provider of workforce management and human capital management software.
4+ YOE4+ years working with PostgreSQL/EDB Postgres, UNIX/Linux, scripting (Python/Shell), cloud (GCP), CI/CD and automation tools; bachelor's in CS/Engineering or equivalent.
PostgreSQL, EDB Postgres Advanced Server (EPAS), UNIX, Linux, Python, Shell, Google Cloud Platform (GCP), GitHub, Jenkins, GitHub Actions, Terraform, Ansible, JIRA, Splunk, Grafana, AlloyDB, Bigtable, BigQuery, Cloud SQL, Java, Apache, Tomcat
3w
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Senior Systems Engineer
Danvers, Massachusetts, United States
$137k-$150k/yr OnsiteFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Provides pharmaceutical products and medical technology healthcare solutions.
3+ YOEDesign and integrate algorithms with embedded software and pump systems; lead design reviews, system-level testing, and documentation. Bachelor’s (5 yrs) or Master’s (3 yrs) in engineering-related field required.
2mo
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Senior Systems Engineer
Bedford, Massachusetts, United States
$170k-$180k/yr OnsiteFull Time
Applied Research Solutions
Applied Research Solutions: Providing technical engineering and mission support to defense agencies.
12+ YOESenior Systems Engineer with security clearance, US citizenship, and engineering/software experience; DoD experience preferred.
3mo
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Principal Systems Engineer I - Autonomy Systems
Burlington, Massachusetts, United States
$188k-$241k/yr HybridFull Time
Scientific Systems Company (SSCI)
Scientific Systems Company (SSCI): Provides AI-powered autonomy and mission planning for unmanned systems.
8+ YOEBachelor's in Engineering/Computer Science plus 10+ years (or Master's +8+) systems engineering and technical leadership experience; autonomy systems and software architecture experience; AFSIM and MBSE (Cameo/MagicDraw) experience; ability to obtain US DOD security clearance.
AFSIM, MBSE, Cameo, MagicDraw
2mo
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Software Systems Engineer I- HVAC Controls
Chelmsford, Massachusetts, United States
$73k-$100k/yr OnsiteFull Time
Albireo Energy
Albireo Energy: Provides building automation and energy management for commercial facilities.
Bachelor's in Engineering or Computer Science; 2+ years experience acceptable in lieu; strong computer skills (Word/Excel/Visio); experience with controls, PLC/programming; travel to sites; good communication.
Python, SQL, Visio, Microsoft Word, Excel
2mo
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Systems Development Engineer, Tech Deploy- Systems Integration
Seattle or North Reading
$129k-$175k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOEBachelor's in Electrical/Computer/Systems Engineering; 3+ years in automation, controls, or systems engineering; experience with PLC/IPC, embedded systems, and software development; familiarity with lean/Six Sigma and data-driven improvements.
Unix, Scripting (Bash, Python, Perl, Ruby), C++, C#, Java, Python, Golang, PowerShell, Ruby, PLC/IPC, Allen Bradley, Siemens, CODESYS, Embedded systems, Lean, Six Sigma
2w
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Senior Software Engineer- Cable Backplane Systems
Yocumtown or Nashua or Raleigh or Austin
OnsiteFull Time
Amphenol
AmphenolNYSE: APH: Designs and manufactures electrical connectors and interconnect systems.
8+ YOE8+ years software engineering experience, BS in CS/CE (MS preferred), experience designing large data platforms, APIs, databases, pipelines, EM/ML workflows, and technical leadership/mentoring skills.
MES, APIs, CI/CD, AI/ML