91 oss developer jobs at 49 companies in United States
3mo
Save
Mark Applied
Hide
OSS Test & Automation Engineer
Lanham, Maryland, United States
HybridFull Time
3+ YOE3+ years in automation engineering or automated testing in telecom/OSS, strong Python, automation workflows, SQL/NoSQL, CI/CD, and telemetry integration.
Python, Camunda, Apache Airflow, Ansible, pytest, Robot Framework, Postman, GitHub Actions, GitLab CI, Jenkins, ArgoCD, Prometheus, Grafana, ELK stack, REST, gRPC, Kafka, RabbitMQ, TMF Open APIs, NETCONF/YANG, PostgreSQL, MySQL, MongoDB, Cassandra, InfluxDB, Docker, Kubernetes, Git, Confluence, TestRail, Xray
2w
Save
Mark Applied
Hide
OSS Connector Engineer
Houston, Texas, United States
OnsiteFull Time
Experienced professional role within digital technology, engineering and manufacturing based in Houston, United States.
2w
Save
Mark Applied
Hide
OSS Tree Engineer
Houston, Texas, United States
HybridFull Time
5+ YOE5+ years mechanical engineering experience in subsea trees/systems, Bachelor’s or Master’s in Mechanical Engineering, strong manufacturing and design knowledge, excellent communication and organizational skills.
SAP, ANSYS, MathCad, AutoCad, Inventor
1w
Save
Mark Applied
Hide
OSS Support Engineer
Crystal Springs, Mississippi, United States
OnsiteFull Time
2+ YOERequires a formal IT qualification or equivalent experience, 2+ years of professional IT support experience, manufacturing environment experience, English communication skills, and knowledge of ServiceNow, Microsoft 365, Windows, iOS, and asset management tools.
ServiceNow, Microsoft 365, Windows, iOS, ITIL 4, Lean Six Sigma
1w
Save
Mark Applied
Hide
Senior Member of Technical Staff — OSS Software Developer
Alpharetta or Dallas or Middletown
$139k-$234k/yr OnsiteFull Time
5+ YOERequires 5+ years of software development experience, enterprise SDLC delivery, distributed production applications, cloud-native concepts, software architecture, troubleshooting, and strong communication skills.
Kafka, TM Forum APIs, Generative AI, Large Language Model (LLM), Prompt Engineering, Retrieval-Augmented Generation (RAG), Vector Databases, Semantic Search, Agentic AI Frameworks, Tool Calling, Function Calling, Multi-Agent Workflows, Autonomous Task Planning, Natural Language Interfaces, Artificial Intelligence, Cloud Computing, APIs, microservices, user interfaces, workflow engines, data visualization, software architecture, SDLC
2d
Save
Mark Applied
Hide
Senior OSS-SIRT Engineer
United States
$170k-$185k/yr RemoteFull Time
8+ YOERequires 8+ years in security engineering, PSIRT, or vulnerability research; open-source vulnerability triage; supply-chain security; maintainer collaboration; and Python or Go programming.
OSV, GitHub Actions, CI, OSV Schema, CWE, CVSS, EPSS, VEX, SBOM, Python, Go, GitHub Security Advisories, SPDX, CycloneDX, APIs, CLIs
2w
Save
Mark Applied
Hide
OSS Product Support Engineer
Ladson, South Carolina, United States
OnsiteFull Time
4+ YOEBachelor's degree preferred (or 6 years related experience), more than 3 years product support/manufacturing/engineering experience, competency with blueprints, MRP, 3D Modeling, Auto-Cad/Pro-Engineer, CATIA, strong customer communication.
3D Modeling, Auto-Cad/Pro-Engineer, CATIA, MRP systems
3w
Save
Mark Applied
Hide
Senior Application Engineer, OSS
Sunnyvale, California, United States
$185k-$203k/yr OnsiteFull Time
GFiber: An internet services building and operating fiber and network systems to deliver high-performance connectivity.
7+ YOEBachelor's in CS or related (or equivalent),7 years software engineering with Java/Kotlin and Python,tech lead experience,ability to coordinate cross-team projects and drive OSS initiatives.
Java, Kotlin, Python
2w
Save
Mark Applied
Hide
OSS Connector Engineer (18774)
United States
OnsiteFull Time
Design and develop subsea connectors and structures, prepare technical documentation and fabrication drawings, review supplier documentation, support assembly/testing; structural analysis is advantageous.
1w
Save
Mark Applied
Hide
OSS Support Engineer
Crystal Springs, Mississippi, United States
OnsiteFull Time
2+ YOEFormal IT qualification and 2+ years IT support experience in a manufacturing environment; proficiency with ServiceNow, Microsoft 365, Windows, iOS; strong English communication; ITIL 4 or Lean Six Sigma preferred.
ServiceNow, Microsoft 365, Windows, iOS
1mo
Save
Mark Applied
Hide
Software Dev Engineer II, SCOT-OSS, Simulation
Bellevue, Washington, United States
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development, 2+ years design/architecture, experience with C#, C++, Java, or Perl, object-oriented design, and a Bachelor's in CS/Engineering/Mathematics; SDLC experience preferred.
C#, C++, Java, Perl, AWS
2mo
Save
Mark Applied
Hide
Software Engineer, Traffic
United States
$130k-$220k/yr RemoteFull Time
Experience building production services in polyglot environments; network-layer debugging; Kubernetes networking; infrastructure as code; OSS engagement.
Go, TypeScript, Kubernetes, Cloudflare, WAF, DNS, Ingress, Service Mesh, Terraform, OSS
3w
Save
Mark Applied
Hide
Developer Relations Engineer
San Mateo, California, United States
OnsiteFull Time
Strong coding in Python and/or Go, experience with Kubernetes/cloud and GPU/ML workflows, public technical work (talks, OSS, demos), ability to create tutorials and engage developer communities.
Python, Go, Kubernetes, GitHub
5d
Save
Mark Applied
Hide
Systems Engineer II
Sparks, Nevada, United States
OnsiteFull Time
3+ YOEBachelor's degree in computer science or related field or equivalent experience; 3+ years application development; 2+ years each in Network OSS, system administration, database support/development, and EAI.
Operations Support Systems, OSS, operating systems, databases, Enterprise Application Integration (EAI)
2d
Save
Mark Applied
Hide
Java Fullstack Developer
Georgia or Texas or Atlanta or Richardson
OnsiteFull Time
Bachelor's degree or equivalent, Java full-stack development and telecom OSS/BSS experience required; Node.js preferred. Must be authorized to work without employer-sponsored visa support.
Java, Node.js, AI, ML
2w
Save
Mark Applied
Hide
Senior Engineer
Denver, Colorado, United States
$105k-$110k/yr OnsiteFull Time
6+ YOESPARQL,RDF,OWL and semantic web experience; graph databases (Stardog or Neo4j); SQL, Python, JavaScript; telecom OSS/BSS and event-driven architectures; Bachelor degree required.
SPARQL, RDF, OWL, Stardog, Neo4j, SQL, Python, JavaScript, EXFO Ontology (PRONTO), Kafka, REST APIs
1mo
Save
Mark Applied
Hide
Principal Systems Software Engineer
Santa Clara or Champaign
$272k-$431k/yr OnsiteFull Time
15+ YOE15+ years software development experience; strong C++, Java, or Scala skills; experience designing distributed systems; familiarity with Apache Spark and OSS data platform ecosystem; BS/MS/PhD in CS or related (or equivalent experience).
Java, Scala, CUDA/C++, C++, cuDF, CCCL, UCX, RAPIDS Spark, Apache Spark, Parquet, ORC, JSON, Apache Iceberg, Delta Lake, Unity Catalog, AWS EMR, Databricks, Google Dataproc, Oracle Cloud Data Flow, Bytedance Volcengine, Tencent Cloud, Cloudera, Velox, Presto, Apache Arrow, Apache DataFusion
2mo
Save
Mark Applied
Hide
Senior Software Engineer - Golang
Santa Clara or Toronto
$125k-$170k/yr HybridFull Time
5+ YOE5+ years software engineering; C++ and Golang; experience with PLCs/industrial protocols; IIoT protocols; real-time networking; OSS contributions.
C++, Golang, OPC-UA, Modbus, EtherNet/IP, PROFINET, DNP3, MQTT, CoAP, SOAP, WebSockets, HTTP/2, Git
1mo
Save
Mark Applied
Hide
Principal Software Engineer
Redmond, Washington, United States
$143k-$275k/yr HybridFull Time
6+ YOE6+ years technical engineering experience (or equivalent), coding in C/C++/C#/Java/JavaScript/Python, experience with cryptography, cloud-scale distributed systems, Linux/OSS, and ability to meet Microsoft security screening.
C, C++, C#, Java, JavaScript, Python, Linux, Open-Source Software (OSS), Trusted Execution Environments (TEEs), Intel SGX, AMD SEV, TLS, PKI, Azure Key Vault Keys, Managed HSM, Cloud HSM, Payment HSM, BareMetal HSM
3w
Save
Mark Applied
Hide
Senior Developer Relations Engineer
Belfast or New York
RemoteFull Time
Proven DevOps and package management knowledge; experience building developer communities; strong technical content and public speaking skills; ability to engage OSS maintainers; must be based in Ireland, the UK, or the USA and have right to work without sponsorship.
Slack, Google Docs, Linear, X/Twitter, YouTube
Explore Jobs