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Prompt Engineer Jobs in Waltham, MA (NOW HIRING)

Lorvenk Technologies LLC

AI Engineer

Boston, MA · On-site

Design prompt strategies, evaluation frameworks, and guardrails to ensure accuracy, security, and regulatory compliance. * Optimize LLM performance through fine-tuning, prompt engineering, and model ...

Hasbro

Applied AI Engineer

Boston, MA · On-site

Working closely with engineers, creative partners, and brand leaders, the Applied AI Engineer will define prompt architecture, own guardrails and evaluation frameworks, and build the retrieval ...

Hasbro

Applied AI Engineer

Boston, MA · On-site

Required : • 3+ years of experience building and shipping production LLM-powered systems. • Deep expertise in prompt engineering -- system prompt design, few-shot techniques, chain-of-thought ...

Hasbro Inc.

Applied AI Engineer

Boston, MA · On-site

$109K - $163K/yr

Working closely with engineers, creative partners, and brand leaders, the Applied AI Engineer will ... Lead prompt versioning, regression testing, and model evaluation practices to ensure character ...

Hasbro

Applied AI Engineer

Boston, MA · On-site

$109K - $163K/yr

Working closely with engineers, creative partners, and brand leaders, the Applied AI Engineer will ... Lead prompt versioning, regression testing, and model evaluation practices to ensure character ...

Overture Partners

AI Engineer

Boston, MA · On-site

$100 - $130/hr

Strong understanding of prompt engineering, embeddings, model evaluation, and AI application optimization. * Experience developing scalable APIs, backend services, and enterprise AI integrations ...

New

DATAECONOMY

Gen AI Engineer

Boston, MA · On-site

Design and implement RAG pipelines, prompt engineering strategies, and AI guardrails. * Build backend services in FastAPI for agent submission, execution, lifecycle state machines, and status ...

Motorola

Senior AI Engineer (US Remote)

Waltham, MA · Remote

$180K - $210K/yr

Prompt engineering & optimization * Model evaluation & testing frameworks * AI observability & monitoring * Responsible AI & safety practices Skills & Experience Required: * Bachelor's degree in ...

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How much do prompt engineer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for prompt engineer in Waltham, MA is $50.80, according to ZipRecruiter salary data. Most workers in this role earn between $38.65 and $65.62 per hour, depending on experience, location, and employer.

What is a prompt engineer?

A Prompt Engineer is a professional who designs, refines, and optimizes prompts to improve interactions with AI models, such as ChatGPT. Their role involves understanding model behavior, crafting precise queries, and experimenting with phrasing to achieve desired outputs. They may work in AI research, software development, or content generation to maximize AI efficiency. Strong skills in language, logic, and sometimes coding are essential for success in this role.

What does a prompt engineer do?

A typical day for a Prompt Engineer involves designing, testing, and refining prompts to enhance the performance of AI language models, often collaborating closely with data scientists, software engineers, and product managers. You might analyze the results of model outputs, integrate user or stakeholder feedback, and iterate on prompt strategies to solve diverse business challenges. Your role will usually include documentation, troubleshooting, and keeping up with the latest advances in AI technologies. Expect a mix of independent work and regular team meetings in a dynamic, fast-evolving environment focused on innovation and improvement.

What skills and qualifications are needed to be a prompt engineer?

To thrive as a Prompt Engineer, you need a strong grasp of natural language processing (NLP), machine learning concepts, and experience crafting effective prompts for large language models, usually supported by a technical degree or relevant experience. Familiarity with tools such as OpenAI's API, Hugging Face, or other AI platforms, as well as knowledge of programming languages like Python, is highly valuable. Creative thinking, analytical problem-solving, and cross-functional communication skills help differentiate top candidates in this field. These abilities are crucial for optimizing AI outcomes and ensuring collaboration with both technical and non-technical teams.

Are prompt engineers still in demand?

Prompt engineers are currently in demand as organizations seek professionals skilled in designing effective prompts for AI language models. The role often requires knowledge of natural language processing, machine learning, and familiarity with AI tools like GPT. Demand is expected to grow as AI integration expands across industries.

How much do prompt engineers make?

Prompt engineers typically earn between $80,000 and $150,000 annually, depending on experience, location, and industry. Senior roles or those with specialized skills in AI and machine learning can command higher salaries, especially in tech hubs or companies investing heavily in AI development.

What exactly is prompt engineer work?

A prompt engineer designs and optimizes prompts used to interact with AI language models, ensuring accurate and relevant responses. This role involves understanding AI behavior, crafting clear instructions, and often requires knowledge of machine learning, programming, or data analysis.

What are popular job titles related to Prompt Engineer jobs in Waltham, MA?

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What job categories do people searching Prompt Engineer jobs in Waltham, MA look for?

The top searched job categories for Prompt Engineer jobs in Waltham, MA are:

What cities near Waltham, MA are hiring for Prompt Engineer jobs?

Cities near Waltham, MA with the most Prompt Engineer job openings:

Prompt Engineer jobs near you
Infographic showing various Prompt Engineer job openings in Waltham, MA as of August 2026, with employment types broken down into 88% Full Time, 9% Part Time, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $105,662 per year, or $50.8 per hour.

Sr Staff GenAI Engineer

A01098 GE Vernova International LLC

Cambridge, MA • On-site

$130.20 - $217.10/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted yesterday

New

Job description

GE Vernova is embracing cutting‑edge technologies to streamline operations, improve customer experiences, and drive growth. As part of this vision, we are building a dedicated team to leverage Generative AI and redefine how we engage with our industry. The ultimate goal of the team is to automate prompting, develop a framework for prompting across use cases to maximize reuse and sharing across businesses. We are seeking a highly motivated and talented Prompt Engineer to join our dynamic team. The successful candidate will be responsible for creating and optimizing prompts for LLMs, collaborating with domain experts and end users to develop software solutions that address both internal and external needs. This position offers a great opportunity to work at the intersection of advanced technology and traditional industry, making a tangible impact on our business processes.

Responsibilities
  • Collaborate with domain experts to understand business needs and translate them into clear and effective LLM prompts.
  • Develop, test, and refine prompts for a variety of use cases, ensuring high accuracy and relevance in generated outputs.
  • Work closely with software developers to integrate LLM solutions into existing or new applications.
  • Contribute to the development of a scalable framework for prompt engineering, promoting reuse and knowledge sharing across different business units.
  • Assist in gathering and analyzing user feedback to continually improve prompt effectiveness.
  • Stay up-to-date with advancements in LLM technology and contribute to strategic decisions on tool and platform selection.
  • Document prompt engineering processes, best practices, and use case outcomes to build a comprehensive knowledge base.
Requirements
  • 5+ years of relevant experience in Computer Science, Artificial Intelligence, Machine Learning, AI Engineering, or related fields.
  • Master’s or PhD degree in Computer Science, Artificial Intelligence, Machine Learning, AI Engineering, or related fields.
  • 3+ years of experience with prompt engineering and familiarity with tools such as OpenAI’s GPT models, Hugging Face, etc.
  • 3+ years of experience with Python or other programming languages commonly used in AI/ML development.
  • Experience with machine learning frameworks (e.g., PyTorch) and data processing libraries (e.g., Pandas, NumPy).
  • Previous experience or internships involving NLP or machine learning projects.
  • Familiarity with version control systems like Git.
  • Strong problem‑solving skills and attention to detail.
  • Excellent communication skills, with the ability to articulate complex technical concepts to non‑technical stakeholders.
  • Ability to work collaboratively in a team environment and adapt to changing project requirements.
  • Understanding of traditional industry operations and challenges.
Eligibility
  • Must be willing to work out of an office located in Cambridge, MA or Niskayuna, NY.
  • Required three‑month (hybrid) onboarding residency at the GE Vernova Advanced Research Center in Niskayuna, NY for Cambridge, MA based resources.
  • Travel, housing, and living stipend provided.
Preferred Qualifications
  • Master’s or PhD degree in Computer Science, Engineering, Data Science, or related field.
  • Familiarity with version control systems like Git.
  • Experience with machine learning frameworks (e.g., PyTorch) and data processing libraries (e.g., Pandas, NumPy).
  • Previous experience or internships involving NLP or machine learning projects.
  • 3+ years of experience with Python or other programming languages commonly used in AI/ML development.
Salary

Pay range for this position is between $130,200.00 and $217,100.00.

Benefits
  • Medical, dental, vision, and prescription drug coverage.
  • Access to Health Coach from GE Vernova, a 24/7 nurse‑based resource.
  • Access to the Employee Assistance Program, providing 24/7 confidential assessment, counseling and referral services.
  • Retirement benefits including the GE Vernova Retirement Savings Plan, a tax‑advantaged 401(k) savings opportunity with company matching contributions, company retirement contributions, and access to Fidelity resources and financial planning consultants.
  • Tuition assistance.
  • Adoption assistance.
  • Paid parental leave.
  • Disability benefits.
  • Life insurance.
  • 12 paid holidays.
  • Permissive time off.

GE Vernova is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, protected veteran status or other characteristics protected by law. GE Vernova will only employ those who are legally authorized to work in the United States for this opening. Any offer of employment is conditioned upon the successful completion of a drug screen (as applicable).

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