3,568 systems developer jobs at 1,401 companies in Mercerville, NJ
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Systems Engineer (C++)
New York City, New York, United States
$175k-$275k/yrOnsiteFull Time
LM Studio: Desktop software for running large language models locally and privately.
4+ YOE4+ years building production C++ systems software; strong performance, reliability, and API design; RAII; concurrency and memory management; experienced with profiling and hardware counters.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOE3+ years experience with a Bachelor's; experience developing requirements, CAMEO/DOORS/MBSE familiarity; Secret clearance with ability to obtain Top Secret; strong communication and systems engineering skills.
CAMEO, DOORS, Model-Based Systems Engineering (MBSE)
Redwood City or Austin or Boston or Ann Arbor or Los Angeles or New York City or San Diego
$150k-$180k/yrHybridFull Time
Gunderson Dettmer: Legal services for venture capital and technology companies.
Bachelor's degree in computer science, information systems, or related technical field; proficiency with Boomi, C#, .NET, PowerShell, and SQL Server; experience with enterprise integrations, automation, AI agents, and Azure services.
Dell Boomi, Microsoft Copilot Studio, PowerShell, SQL, Microsoft SharePoint, Microsoft 365, SSIS, SSRS, SQL Server, C#, .NET, Power Automate, Dataverse, Microsoft Teams, Dynamics 365, Azure Logic Apps, Azure AD, Azure Data Factory, Azure App Services, Azure DevOps, Application Insights, Intapp, Aderant Expert, iManage Work, Litera Compare, Clean, Peppermint (CRM product)
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOETS/SCI with Poly required, Bachelor's in CS/Systems/IT or related, 5+ years in software development or systems engineering, IAT Level II/III (Security+, CISSP, or CASP), Scrum/Agile experience, ability to develop requirements and test procedures.
Scrum, Agile, Cameo, DOORS, DOORS Next Gen, XML, JSON
DatadogNASDAQ: DDOG: Observability and security platform for cloud applications and infrastructure.
3+ YOE3-5 years in software engineering or advanced automation; experience with LLMs, AI-enabled workflows, and production integration; strong API integration (n8n, Zapier, Workato); familiarity with HR systems; independent in fast-paced environments; clear stakeholder communication.
United States or New York City or South San Francisco or Italy or Poland or Stockholm or London or Berlin or Amsterdam or Paris or Toronto or Seattle or Florida or Frankfurt or United Kingdom or Colorado or Vancouver or Boston or Munich or Atlanta or Dublin
RemoteFull Time
AeroVect: Develops autonomous driving software for airport logistics vehicles.
4+ YOEBachelor's degree or equivalent experience, 4+ years in autonomous or safety-critical systems, systems engineering, Python and SQL proficiency, and experience with robotic or autonomous vehicle development.
Python, SQL, DOORS, Jama, Flow, Polarion, Enterprise Architect, ISO 26262, ISO 21448, UL 4600, IEC 61508, ISO 3691
Aberdeen Proving Ground or Fort Belvoir or Huntsville or Austin or Tobyhanna Army Depot or Letterkenny Army Depot or Lakehurst
OnsiteFull Time
Envision Innovative Solutions: Provides technical engineering and mission support to government agencies.
5+ YOE5+ years of systems engineering; strong ability to design, integrate and test complex hardware/software systems; gather requirements and document configurations.
San Francisco or New York City or Austin or Seattle
$175k-$300k/yrOnsiteFull Time
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Experienced engineer building observability, control planes, and API surfaces for large fleets; production service ownership, pager/incident experience, fluent with AI tooling and distributed systems.
LLM APIs, MCP servers, Claude Code, Cursor, Prometheus, Thanos, VictoriaMetrics, Temporal, Cadence, BMC/Redfish, Go, Python, Postgres, Kubernetes, ZTP, DHCP, DNS
CarrierNYSE: CARR: Manufactures HVAC, refrigeration, and fire safety systems.
3+ YOEBachelor's degree, 3+ years experience in refrigeration/HVAC product design and development, expertise in heat transfer, fan systems, thermal management, testing, and reliability analysis.
Aurora or Chantilly or King of Prussia or Colorado Springs
$69k-$142k/yrOnsiteFull Time
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEBachelor's degree in systems engineering, computer science, or engineering; 3+ years systems engineering experience, including 1+ year MBSE; active TS/SCI clearance; SysML, MBSE tools, requirements management, verification, and Agile experience.
Peraton: Provides advanced technology and mission support for government agencies.
8+ YOERequires Top Secret clearance (willing to upgrade to TS/SCI and pass polygraph), BS in a related engineering/science field, 8+ years systems engineering experience (6+ with MS), experience with sensor imaging systems and test design, strong written/oral communication.
NDI Engineering: Provides engineering and technical services for naval and defense systems.
5+ YOEBachelor's degree in engineering; minimum 5 years Systems Engineering experience; DoD/DoD 5000 lifecycle experience; US citizenship and ability to obtain security clearance.
GrantekNYSE: COR: Provides integrated automation and smart manufacturing engineering solutions.
Bachelor’s degree in engineering or related technology, automation systems experience, communication skills, driver’s license, personal vehicle access, and willingness to travel up to 30–50%.
Thompson Gray: Provides financial management and programmatic support for defense agencies.
10+ YOEActive Secret clearance, Bachelor's in a STEM field, minimum 10 years systems engineering or Army acquisition/program integration experience; strong analytical, communication, and MS Office skills.
Model-Based Systems Engineering (MBSE), Microsoft Word, Microsoft Excel, Microsoft PowerPoint, JCIDS, DAS, PPBE, DOTMLPF-P
FBT Gibbons: Provides legal representation and business advisory services to corporations.
3+ YOEBachelor's degree and 3+ years supporting software systems in professional services, including third-level application support, Microsoft technologies, endpoint configuration, PowerShell, troubleshooting, and application lifecycle management.
Microsoft Configuration Manager, Intune, Group Policy, Active Directory, Entra ID, Microsoft 365, Microsoft SharePoint, Exchange Online, Windows 11, Windows Server, SQL Server, Azure Virtual Desktop, PowerShell, NetDocuments, CRM
The GBS Group: Provides technical engineering and maintenance services for infrastructure assets.
2+ YOEBachelor’s in Electrical Engineering; 2+ years Navy ship systems experience; PLC experience (Rockwell/AB); DoD Secret clearance; Windows/Microsoft Office proficiency; travel ~35%; U.S. citizenship.
Rockwell/Allen-Bradley PLC, Windows 10, Microsoft Office, Linux
GLG (Gerson Lehrman Group): Matches business leaders with experts for specialized professional knowledge.
3+ YOERequires 3–5 years in systems, infrastructure, platform, or SRE engineering; PowerShell and Bash; Microsoft 365, Windows Server, Entra ID, Active Directory, cloud, networking, and infrastructure-as-code experience.
AWS, Microsoft 365, Windows Server, Entra ID, Active Directory, SailPoint, Exchange Online, SPF, DKIM, DMARC, OpenTofu, Spacelift, Git, Azure, PowerShell, Bash, Python, Javascript, Terraform, Ansible, Mimecast, DNS, DHCP, TCP/IP, VPN, firewalls, GitHub Actions, AWS CodePipeline, Docker, AWS ECS, Microsoft Azure
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
Support development, integration, and sustainment of complex systems; MATLAB modeling; requirements analysis; system architecture; integration and test; collaboration with software/hardware/test teams; documentation.
Shanghai or Hong Kong or Singapore or New York City
HybridFull Time
Tower Research Capital: Global quantitative trading firm developing automated algorithmic strategies.
1+ YOEBachelor's degree in CS/engineering, 1–5 years in Linux/DevOps/HPC or infrastructure, strong Linux internals knowledge, experience with cloud, containers, scripting (Python/Go/Bash), and cluster/storage systems.