Senior ML Engineer

Job#: 2085624

Job Description:

Job ID: 2085624

Type: 12-18 month contract to start

Location: Houston, Texas 77002

Schedule: 3 days a week onsite

Summary

This Senior ML Engineer will help scale our initiatives. Their primary responsibilities are to develop Generative AI (GenAI) systems that support the initiatives & then to production. This role will join a growing team of data scientists and machine learning engineers to solve key business needs. They will collaborate with data scientists, SMEs and communicate results to non-technical audiences.

Responsibilities for the role:

• Lead efforts prototyping and deploying production-grade GenAI models at scale.
• Promote and role-model AIOps best practices (prompt engineering, evaluation, versioning).
• Design and create workflows for building and deploying AI agents and tool-using models.
• Build scalable pipelines for embedding generation, vector storage, prompt templates, etc.
• Design rigorous evaluation frameworks for LLMs, agents, and prompt chains across domains.
• Collaborate and maintain codebases using standard version control and GIT principles.
• Partner with data engineers and analysts to align data architecture with GenAI needs.
• Write well-structured code that implements software engineering best practices.
• Work closely with stakeholders to translate business problems into GenAI products.

Required Skills the candidate must have:

• Bachelor's degree in a STEM discipline: Statistics, Mathematics, Computer Science, etc.
• Minimum of 2-4 years of experience building production-grade Generative AI applications.
• Strong experience building GenAI workflows (e.g., agents, RAG, fine-tuning, orchestration).
• Advanced proficiency in Python and experience with frameworks like LangChain or LlamaIndex.
• Deep understanding of transformer models, tokenization, embeddings, and context windows.
• Experience with cloud infrastructure (preferably Google Cloud Platform) and managing vector databases at scale.
• Demonstrated ability to design and deploy autonomous or semi-autonomous agent workflows.

Preferred Skills we would like the candidate to have:

• Master's/PhD degree in a STEM discipline: Statistics, Mathematics, Computer Science, etc.
• Experience deploying LLM-powered agents in enterprise or critical applications.
• Familiarity with AI practices

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.