NextGen Federal Systems, LLC. is seeking a Generative AI/Machine Learning Engineer to research, design, develop, and deploy innovative AI/ML and Generative AI solutions across a variety of mission-focused problem sets. The selected candidate will support the development of advanced AI capabilities using technologies such as large language models, retrieval-augmented generation, Model Context Protocol servers, agentic workflows, and cloud-native AI services including AWS Bedrock.
The selected candidate will be part of a distributed development team operating in a dynamic, agile, fast-paced environment and will participate in all phases of the software engineering lifecycle, including research, requirements analysis, solution design, model development, integration, deployment, evaluation, and testing.
Qualifications:
• Bachelor's [Master's / PhD] Degree in Computer Science, Math, Engineering, or related field
• 6+ [4+ / 2+] years of work-related experience with applied machine learning, data science, software engineering, or AI/ML system development
• Experience designing, developing, or deploying machine learning, Generative AI, or data-driven software solutions
Required Skills and Experience:
· Work as part of a technical team to design, develop, implement, and transition AI/ML and Generative AI capabilities that meet client operational requirements
· Experience developing solutions using Python and common AI/ML or data science libraries such as pandas, NumPy, Scikit-learn, PyTorch, TensorFlow, LangChain, LlamaIndex, or similar frameworks
· Familiarity with large language models and Generative AI concepts, including prompt engineering, embeddings, vector databases, retrieval-augmented generation, model evaluation, and responsible AI considerations
· Experience designing or integrating LLM-based applications, including chat-based interfaces, document question-answering systems, workflow automation, summarization tools, or AI-enabled decision-support systems
· Experience using cloud services to build, deploy, or manage AI/ML solutions
· Understanding of machine learning concepts, including data preprocessing, feature engineering, model training, model evaluation, performance metrics, and model deployment best practices
· Strong written and verbal communication skills, including the ability to explain technical concepts to both technical and non-technical stakeholders
· Proficiency with Microsoft Office tools, including Word, Excel, PowerPoint, and Outlook
Desired Skills and Experience:
• Experience working in an Agile development lifecycle
• Experience developing Generative AI solutions using AWS Bedrock, including foundation models, Knowledge Bases, Agents, Guardrails, or related AWS AI/ML services
• Familiarity with Model Context Protocol and the development or integration of MCP servers, tools, resources, or agent-accessible services
• Experience with retrieval-augmented generation architectures, including document ingestion, chunking strategies, embedding models, vector databases, metadata filtering, reranking, and response evaluation
• Experience with agentic AI workflows, tool-calling, function-calling, multi-step reasoning workflows, or orchestration frameworks
• Experience evaluating LLM or RAG-based systems using qualitative and quantitative methods, such as human evaluation, automated LLM-as-judge approaches, RAGAS-style metrics, hallucination analysis, or task-specific performance measures
• Experience deploying AI/ML solutions using cloud-native and DevOps technologies such as AWS, Docker, Kubernetes, CI/CD pipelines, Terraform, or similar tools
• Experience with configuration management and version control technologies such as Git, GitLab, GitHub, or Bitbucket
• History of academic publications, conference presentations, technical reports, demos, or client-facing briefings
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What We Do
NextGen is an award-winning IT solutions and services provider. NextGen is a fast-growing company that employs agile and mature processes in areas of innovation, research and development, program management, systems engineering, and technology commercialization. Current customers include the Department of Defense, Federal Government, and commercial companies. NextGen utilizes a mixed model consisting of Services and Solution Development in support of customer goals. Our core areas of expertise include Software Development, Research and Development, Enterprise IT Systems Engineering, and Cyber Security & Data Management. NextGen obtained ISO 9001 certification and achieved CMMI-DEV and CMMI-SVC Level 3 appraisal. Recent and steady growth led to our recognition by INC 5000 as the 211th (2016), 440th (2017), 1096th (2018), 1703rd (2019), and 2437th (2020) fastest-growing company in the US and 19th fastest growing IT Services Company in the US. NextGen has offices near Aberdeen, MD; Ft. Meade, MD; Dayton, OH; O’Fallon, IL, and Morgantown, WV. We understand the paradigm shift of doing more with less; developing, operating, and supporting complex systems and missions while keeping pace with changing technologies; and providing high-quality working solutions to analysts and warfighters supporting the Federal Government. We aggressively manage internal costs to ensure competitive salaries for top talent while ensuring cost-effective delivery to our customers. As the demand for quality increases, NextGen is well-positioned to tackle the most intricate challenges facing the defense and intelligence communities today.
