Machine Learning Engineer I (Intern) – United States

Location: San Jose, California, US

Please note this posting is to advertise potential job opportunities. This exact role may not be open today but could open in the near future. When you apply, a Cisco representative may contact you directly if a relevant position opens.

Applications accepted until further notice

Meet the Team

The Cisco Product Organization is the engine behind the platforms, technologies, and solutions defining the next generation of connectivity. Spanning AI Software & Platforms, Core Product Engineering, Collaboration, Security, Networking, Silicon, and Observability, we build the critical infrastructure that powers the digital world. Millions of people rely on our platforms every day, and our teams work together to build, refine, and scale products that drive meaningful impact. We are a team of passionate innovators, united by our curiosity, collaboration, and dedication to helping one another do our best work. Ready to help us build what's next?

The Cisco Product Internship Program offers a 12-week summer experience designed to welcome early-career talent into this mission. We embed interns within high-impact teams, where they collaborate directly on the products, platforms, and architectures shaping Cisco's future and powering the AI era. Throughout the program, interns have the opportunity to participate in targeted learning sessions, multi-functional networking, and direct engagement with leaders across the organization. By immersing interns in real-world challenges, we help them build the technical skills, confidence, and collaborative approach needed to envision a long-term, impactful career at Cisco.

Your Impact

You’ll dive into the development and implementation of cutting-edge generative AI applications using large language models like GPT-4, Claude, and Llama. You’ll optimize neural networks for natural language processing and machine perception, focusing on performance, scalability, and reliability as you train and fine-tune models for deployment. By building and fine-tuning cutting-edge generative AI and transformer-based models to deliver high-impact, intelligent experiences, you keep Cisco at the forefront of AI innovation and help us shape the future of intelligent products.

Minimum Qualifications

Currently enrolled in an undergraduate degree program (Associate's or Bachelor's)

Qualifying education should be in Computer Science, Electrical Engineering, Data Science, Machine Learning, Artificial Intelligence, Statistics, Mathematics, Software Engineering, or a related field.

Expected to continue enrollment in degree program following completion of the internship.

Previous experience with model building, AI/LLM development, and programming in Python, SQL, or Go, including the use of common AI libraries, in an academic, project, or professional capacity.

Experience training or fine-tuning a neural network model, including attention to performance or scalability considerations

Preferred Qualifications

Experience with cloud-native solutions, Docker container orchestration, or modern rapid deployment platforms

Knowledge of data pipeline design, tools, and maintenance

Exposure to AI security, cybersecurity, or AI validation techniques (e.g., Guardrail)

Experience with data science toolkits such as Pandas, NumPy, SciPy, or Scikit-learn

Understanding of Natural Language Processing (NLP) concepts

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Why Cisco?

At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.

Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.

We are Cisco, and our power starts with you.

Message to applicants applying to work in the U.S. and/or Canada:

Individual pay is determined by the candidate's hiring location, market conditions, job-related skillset, experience, qualifications, education, certifications, and/or training. The full salary range for certain locations is listed below. For locations not listed below, the recruiter can share more details about compensation for the role in your location during the hiring process.

U.S. employees are offered benefits, subject to Cisco’s plan eligibility rules, which include medical, dental and vision insurance, a 401(k) plan with a Cisco matching contribution, paid parental leave, short and long-term disability coverage, and basic life insurance. Please see the Cisco careers site to discover more benefits and perks.  Employees may be eligible to receive grants of Cisco restricted stock units, which vest following continued employment with Cisco for defined periods of time.

U.S. employees are eligible for paid time away as described below, subject to Cisco’s policies:

10 paid holidays per full calendar year, plus 1 floating holiday for non-exempt employees

1 paid day off for employee’s birthday, paid year-end holiday shutdown, and 4 paid days off for personal wellness determined by Cisco

Non-exempt employees** receive 16 days of paid vacation time per full calendar year, accrued at rate of 4.92 hours per pay period for full-time employees

Exempt employees participate in Cisco’s flexible vacation time off program, which has no defined limit on how much vacation time eligible employees may use (subject to availability and some business limitations)

80 hours of sick time off provided on hire date and each January 1st thereafter, and