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Principal AI/ML Engineer (SWE-4) - Careers at Leidos

Leidos

Principal AI/ML Engineer (SWE-4) - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Principal AI/ML Engineer (SWE-4) at Leidos

Leidos is seeking a Principal AI/ML Engineer for our National Security Sector's Cyber & Analytics Business Area in Fort George G. Meade, MD. Join a talented team pioneering Security Engineering, Computer Network Operations, Mission Software, SIGINT, and Cryptographic Key Management. Make a real impact on national security with competitive benefits including PTO, 401K match, flexible schedules, and professional growth opportunities.

Mission Impact

Support the LOE program delivering rapid prototyping, advanced analytics, and cutting-edge visualizations. Focus on innovative data sources and tradecraft to answer critical intelligence questions in a collaborative, fast-paced environment.

Key Responsibilities

  • Leverage MLOps to standardize ML lifecycles, ensuring scalable production systems.
  • Engineer ML, Generative AI LLMs, RAG, and Agentic AI pipelines.
  • Act as the bridge between data science and engineering, translating requirements into deployable solutions.

Required Skills & Qualifications

Proficiency in Python with TensorFlow, PyTorch, Scikit-learn, Keras, PySpark, vLLM, and NVIDIA CUDA. Expertise in GitLab, CI/CD, Docker, and Kubernetes. Bachelor’s in CS or related field with 11-15 years experience. Active TS/SCI with Polygraph required.

Desirable Expertise

MLOps, AWS SageMaker, AWS Bedrock, Gambit, Hub, Jira, Confluence, Docker Hub.

At Leidos, thrive on challenging assignments that drive professional growth. Apply today to deliver mission success in national security.

Locations

  • Fort George G. Meade, Maryland, United States

Salary

154,050 - 278,475 USD / yearly

Estimated Salary Rangehigh confidence

154,050 - 278,475 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Pythonintermediate
  • TensorFlowintermediate
  • PyTorchintermediate
  • Scikit-learnintermediate
  • Kerasintermediate
  • PySparkintermediate
  • vLLMintermediate
  • NVIDIA CUDAintermediate
  • GitLabintermediate
  • GitLab CI/CDintermediate
  • Dockerintermediate
  • Kubernetesintermediate
  • MLOpsintermediate
  • AWS SageMakerintermediate
  • AWS Bedrockintermediate
  • Gambitintermediate
  • Hubintermediate
  • Jiraintermediate
  • Confluenceintermediate
  • Docker Hubintermediate

Required Qualifications

  • Bachelor’s degree in computer science or related technical field (experience)
  • 11-15 years of relevant experience (experience)
  • Active TS/SCI with Polygraph clearance (experience)

Responsibilities

  • Implement MLOps practices to automate ML model lifecycle from development to production
  • Develop Machine Learning, Generative AI LLMs, RAG, and Agentic AI pipelines
  • Bridge data science and software engineering to capture stakeholder requirements
  • Build scalable prototypes and deploy innovative solutions
  • Utilize proficiency in Python ML libraries and DevOps tools for mission impact

Benefits

  • general: Paid Time Off
  • general: 11 paid Holidays
  • general: 401K with 6% company match and immediate vesting
  • general: Flexible Schedules
  • general: Discounted Stock Purchase Plans
  • general: Technical Upskilling
  • general: Education and Training Support
  • general: Parental Paid Leave

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Jobs in Fort George G. Meade MDLeidos CareersAI/ML EngineeringDefense Cyber JobsUnited States HiringEngineeringInformation TechnologySecurity

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Leidos logo

Principal AI/ML Engineer (SWE-4) - Careers at Leidos

Leidos

Principal AI/ML Engineer (SWE-4) - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Principal AI/ML Engineer (SWE-4) at Leidos

Leidos is seeking a Principal AI/ML Engineer for our National Security Sector's Cyber & Analytics Business Area in Fort George G. Meade, MD. Join a talented team pioneering Security Engineering, Computer Network Operations, Mission Software, SIGINT, and Cryptographic Key Management. Make a real impact on national security with competitive benefits including PTO, 401K match, flexible schedules, and professional growth opportunities.

Mission Impact

Support the LOE program delivering rapid prototyping, advanced analytics, and cutting-edge visualizations. Focus on innovative data sources and tradecraft to answer critical intelligence questions in a collaborative, fast-paced environment.

Key Responsibilities

  • Leverage MLOps to standardize ML lifecycles, ensuring scalable production systems.
  • Engineer ML, Generative AI LLMs, RAG, and Agentic AI pipelines.
  • Act as the bridge between data science and engineering, translating requirements into deployable solutions.

Required Skills & Qualifications

Proficiency in Python with TensorFlow, PyTorch, Scikit-learn, Keras, PySpark, vLLM, and NVIDIA CUDA. Expertise in GitLab, CI/CD, Docker, and Kubernetes. Bachelor’s in CS or related field with 11-15 years experience. Active TS/SCI with Polygraph required.

Desirable Expertise

MLOps, AWS SageMaker, AWS Bedrock, Gambit, Hub, Jira, Confluence, Docker Hub.

At Leidos, thrive on challenging assignments that drive professional growth. Apply today to deliver mission success in national security.

Locations

  • Fort George G. Meade, Maryland, United States

Salary

154,050 - 278,475 USD / yearly

Estimated Salary Rangehigh confidence

154,050 - 278,475 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Pythonintermediate
  • TensorFlowintermediate
  • PyTorchintermediate
  • Scikit-learnintermediate
  • Kerasintermediate
  • PySparkintermediate
  • vLLMintermediate
  • NVIDIA CUDAintermediate
  • GitLabintermediate
  • GitLab CI/CDintermediate
  • Dockerintermediate
  • Kubernetesintermediate
  • MLOpsintermediate
  • AWS SageMakerintermediate
  • AWS Bedrockintermediate
  • Gambitintermediate
  • Hubintermediate
  • Jiraintermediate
  • Confluenceintermediate
  • Docker Hubintermediate

Required Qualifications

  • Bachelor’s degree in computer science or related technical field (experience)
  • 11-15 years of relevant experience (experience)
  • Active TS/SCI with Polygraph clearance (experience)

Responsibilities

  • Implement MLOps practices to automate ML model lifecycle from development to production
  • Develop Machine Learning, Generative AI LLMs, RAG, and Agentic AI pipelines
  • Bridge data science and software engineering to capture stakeholder requirements
  • Build scalable prototypes and deploy innovative solutions
  • Utilize proficiency in Python ML libraries and DevOps tools for mission impact

Benefits

  • general: Paid Time Off
  • general: 11 paid Holidays
  • general: 401K with 6% company match and immediate vesting
  • general: Flexible Schedules
  • general: Discounted Stock Purchase Plans
  • general: Technical Upskilling
  • general: Education and Training Support
  • general: Parental Paid Leave

Target Your Resume for "Principal AI/ML Engineer (SWE-4) - Careers at Leidos" , Leidos

Get personalized recommendations to optimize your resume specifically for Principal AI/ML Engineer (SWE-4) - Careers at Leidos. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Principal AI/ML Engineer (SWE-4) - Careers at Leidos" , Leidos

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Jobs in Fort George G. Meade MDLeidos CareersAI/ML EngineeringDefense Cyber JobsUnited States HiringEngineeringInformation TechnologySecurity

Answer 10 quick questions to check your fit for Principal AI/ML Engineer (SWE-4) - Careers at Leidos @ Leidos.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.