39 sr principal software engineer jobs at 18 companies in Stafford, TX
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Principal Engineer, Software
Houston, Texas, United States
HybridFull Time
10+ YOEBachelor's degree in Computer Science, MIS, Engineering, or related field plus 10 years of software engineering experience. Requires cloud, database, Python, Java, software design, testing, and Agile expertise.
AWS, Lambda, IAM, S3, EFS, SQS, SNS, API Gateway, CLI, Kinesis, Glue, ElastiCache, CloudWatch, CloudFormation, Oracle, SQL Server, PostgreSQL, Cassandra, DynamoDB, Python, Java
1mo
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Principal Software Engineer
Jersey City or Houston
$204k-$285k/yr OnsiteFull Time
7+ YOE7+ years software engineering experience, enterprise system design, production AI/ML and LLM systems, strong Python/Java skills, cloud-native experience, data engineering and observability expertise.
Python, Java, Kafka, Redis, MemCached, Dynatrace, Splunk, Grafana, Airflow, Temporal, Databricks, Snowflake, Spark, PySpark, Apache Iceberg, AWS, Azure, GCP, AWS Bedrock, Azure OpenAI
2w
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Principal Software Engineer
Houston, Texas, United States
OnsiteFull Time
10+ YOEBachelor's degree in computer science or related field and 10+ years of software engineering experience. Requires expert C#/.NET, React, TypeScript, databases, RESTful APIs, distributed systems, architecture, and DevOps expertise.
CI/CD, C#, .NET, .NET Core, SQL Server, Agile, RESTful APIs, SDLC, React, HTML, Angular, TypeScript, PostgreSQL, MySQL, DevOps, LIMS, CLIA, CAP, HIPAA
1mo
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Principal Software ML Engineer
Spring or Palo Alto
$165k-$260k/yr OnsiteFull Time
10+ YOE10+ years software engineering, 5+ years technical leadership; BS/MS in CS/Software/EE; experience with frontend and backend stacks, distributed systems, AI/LLM integrations, security, and CI/CD.
Angular, React, TypeScript, JavaScript, HTML, CSS, Rust, Python, C#, Node.js, Go, LLM APIs, Tauri, WebView, WebRTC, COM, PowerShell, Microsoft Graph, Microsoft Intune, Azure, Git, HP WXP
1mo
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Principal Software ML Engineer
Spring or Palo Alto or Houston
$165k-$260k/yr OnsiteFull Time
10+ YOEBachelor's or Master's in CS/Engineering,10+ years software engineering,5+ years technical leadership,deep architecture and AI integration experience,frontend/backend languages and cloud/service integration expertise.
Angular, React, TypeScript, JavaScript, HTML, CSS, Rust, Python, C#, Node.js, Go, Git, Tauri, WebView, WebRTC, COM, PowerShell, Microsoft Graph, Microsoft Intune, Azure, HP WXP, LLM APIs
1mo
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Principal Software Developer
Houston or Madison
RemoteFull Time
5+ YOE5+ years in data science/ML engineering, 3+ years building NLP/generative AI and MLOps; production experience with Python ML stack, LLMs, cloud (AWS), MLOps, evaluation frameworks, and strong communication skills.
Python, Pandas, NumPy, scikit-learn, XGBoost, TensorFlow, PyTorch, Hugging Face Transformers, FastAPI, Flask, MLflow, pytest, SQL, GPT, Claude, Llama, Pinecone, Weaviate, Chroma, Docker, SageMaker, Bedrock, S3, Lambda, EC2, CloudWatch, Tableau, Power BI, Spark, Databricks, Snowflake, Airflow, Kubeflow, Datadog, Prometheus, Jira, LangGraph, LangChain, AutoGen, CrewAI, RAGAS, DeepEval
1mo
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Principal Software ML Engineer
Spring or Palo Alto or Houston
$165k-$260k/yr OnsiteFull Time
10+ YOEBachelor's/Master's in CS/SE/CE/EE,10+ years software engineering experience,5+ years technical leadership; deep architecture, frontend/backend, AI integration, security, and distributed systems expertise.
Angular, React, TypeScript, JavaScript, HTML, CSS, Rust, Python, C#, Node.js, Go, LLM APIs, Git, CI/CD, Tauri, WebView, WebRTC, COM, PowerShell, Microsoft Graph, Microsoft Intune, Azure, ADMX, Group Policy, HP WXP
1mo
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Principal Software Systems Engineer
United States or Arlington or Denver or Houston or Merritt Island
RemoteFull Time
15+ YOEBachelor's in STEM (Masters preferred). 15 years' experience with BS (12 with MS) in aerospace software systems, MBSE and requirements management (DOORS), ability to obtain government security clearance, US citizenship required.
Model Based Systems Engineering (MBSE), DOORS
2w
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Principal Software Engineer - FDE
United States or Redmond or Mountain View or Austin or Houston or Chicago or Cambridge or New York City or Atlanta
$143k-$275k/yr RemoteFull Time
6+ YOEBachelor's degree in computer science or related technical field and 6+ years of coding experience, or equivalent experience. Requires secure system design expertise and coding in C, C++, C#, Java, JavaScript, or Python.
C, C++, C#, Java, JavaScript, Python, CI/CD, Azure ML, OpenAI
2w
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Principal BIOS Embedded Software Engineer
Spring or Fort Collins or Chippewa Falls
$152k-$349k/yr OnsiteFull Time
15+ YOEBachelor's or master's degree in a computing field, 15+ years of embedded software experience, 10+ years of BIOS development, and expertise in C, C++, UEFI, Linux, and firmware debugging.
C, C++, UEFI, Linux, ACPI, SMBIOS, IPMI, Redfish
2w
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Principal BIOS Embedded Software Engineer
Spring, Texas, United States
$152k-$349k/yr OnsiteFull Time
15+ YOEBachelor's or master's degree in a relevant computing field, 15+ years embedded software experience, 10+ years BIOS development, and expertise in C, C++, UEFI, Linux, and platform firmware.
C, C++, UEFI, Linux, ACPI, SMBIOS, IPMI, Redfish
2w
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Principal BIOS Embedded Software Engineer
Spring or Fort Collins or Chippewa Falls
$152k-$349k/yr OnsiteFull Time
15+ YOEBachelor's or master's degree in a relevant computing field; 15+ years embedded software and 10+ years BIOS development experience; expertise in C, C++, BIOS, UEFI, Linux, and firmware debugging.
C, C++, BIOS, UEFI, Linux, ACPI, SMBIOS, IPMI, Redfish
5h
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Remote Principal Agentic Software Engineer
Houston, Texas, United States
RemoteFull Time
8+ YOE8–12 years of full-stack development and architecture experience, hands-on AI coding-agent use, proficiency in two or more listed languages, cloud-native systems expertise, and a bachelor's degree or equivalent experience.
Claude Code, Cursor, GitHub Copilot, TypeScript, JavaScript, Python, C#/.NET, React, Next.js, Vue, Angular, RESTful API, AWS, Azure, GCP, Model Context Protocol (MCP), Azure AI Foundry, RAG, LangChain, GraphRAG, GraphDB, Redis, Kafka, RabbitMQ, Docker, Kubernetes, CI/CD
3mo
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Principal Water Engineer (Denver, CO, US)
Denver or Lenexa or Lone Tree or Houston or Dallas or Fort Worth
$160k-$230k/yr HybridFull Time
15+ YOESenior-level water treatment process design leader with 15+ years in municipal/industrial water; PE preferred; travel up to 50%; proficient in process modeling software.
AFT Fathom, AFT Arrow, Biowin, GPS-X, HYSYS, Aspen Plus, WatPro, AqMB, SIMBA
3d
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Principal Platform Engineer
Houston, Texas, United States
HybridFull Time
10+ YOEBachelor's degree or equivalent experience, 10+ years in software, infrastructure, or platform engineering, and 5+ years leading large-scale initiatives. Requires enterprise platform, DevOps, SRE, cloud, IaC, CI/CD, and observability expertise.
Internal Developer Platform (IDP), CI/CD, Infrastructure as Code (IaC), GitOps, Site Reliability Engineering (SRE), Service Level Indicators (SLIs), Service Level Objectives (SLOs), Monitoring, Logging, Tracing
1w
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Principal Automation & AI Engineer
Houston or Atlanta
OnsiteFull Time
6+ YOE6–9 years in automation engineering or software development, including 3+ years in RPA, AI/ML, or intelligent automation; programming, cloud, APIs, DevOps, Agile, and mentoring experience; bachelor's preferred.
Python, TensorFlow, PyTorch, scikit-learn, Azure AI Services, C#, .NET, PowerShell, REST APIs, microservices, data pipelines, CI/CD, Git, AWS, Azure, Snowflake, ServiceNow, ITSM, APIs, middleware, iPaaS, enterprise service bus, Agile, Scrum
2mo
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Principal Design Engineer - Nuclear Structural
Houston, Texas, United States
$139k-$258k/yr RemoteFull Time
16+ YOEAccredited 4-year engineering degree and 16 years' related experience; professional registration preferred; advanced knowledge of discipline codes, estimating, scheduling, calculations, and intermediate office software skills.
2w
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Senior or Principal Transmission Planning Engineer
Kennesaw or Goodlettsville or Palm Beach Gardens or Charlotte or Spring or Lake Mary or Tampa or Pensacola or Overland Park or Plano or Fort Worth or Emeryville or San Luis Obispo or Naperville or United States or Glendale or Birmingham or Kennewick or United States
$110k-$179k/yr HybridFull Time
6+ YOEBachelor's degree in electrical engineering or related field, 6+ years in transmission planning, power-system modeling software experience, PSCAD, ISO systems knowledge, and leadership experience.
GE PSLF, TARA, Gridview, PowerWorld, PSSE, PROMOD, PSCAD, ISO, RTO, NERC, FERC
1mo
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Principal Overhead Transmission Line Engineer
New York or Los Angeles or Chicago or Dallas or Houston or Philadelphia or Charlotte or Boston or Denver
$156k-$204k/yr HybridFull Time
15+ YOELicensed PE, 15+ years overhead transmission line design experience, advanced knowledge of NESC/RUS/ASCE, proficiency with PLS tools and foundation software, client-facing and mentoring experience.
PLS-CADD, PLS-Pole, PLS-Tower, MFAD, LPile, Microsoft Excel, AutoCAD
1mo
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Principal Solution Architect, AI Co-innovation
Houston or Phoenix
OnsiteFull Time
10+ YOE10+ years in software engineering or solution architecture, hands-on with LLMs, agentic systems, industrial data models, cloud-native development, customer-facing delivery, and strong coding and communication skills.
Cognite Data Fusion (CDF), LLMs, vector databases, AWS, Azure, GCP, RAG