TL;DR

Principal AI Engineer (AI/Cybersecurity): Designing, prototyping, and shipping production AI models and systems to protect customer attack surfaces with an accent on leveraging conventional ML, deep learning, and generative/agentic AI. Focus on ensuring AI solutions are scalable, secure, and deliver real customer value in an agile environment.

Location: Belfast, United Kingdom; Boston, MA, United States; Austin, TX, United States

Salary: $236,500.00 - $320,000.00 USD Annual

Company

%hirify_global% is a cybersecurity company focused on creating a secure digital world for its customers, leveraging collective expertise and passion to drive extraordinary impact.

What you will do

Develop and ship AI systems with a focus on delivering customer value.
Tackle a diverse range of complex problems, often reframing existing solutions with new perspectives.
Take ownership of multiple projects as the principal go-to expert.
Act as a first-class stakeholder throughout the AI R&D process.
Build strong cross-functional relationships with engineering, UX, product management, and customer research teams.
Mentor colleagues with less experience, acting as a trusted technical resource.

Requirements

Significant hands-on experience in applied AI, able to independently design and build AI models and systems.
Strong Python skills.
Practical expertise with scikit-learn for conventional ML and data science.
Experience with PyTorch, TensorFlow, or Keras for deep learning.
Proficiency with AWS Bedrock, SageMaker, HuggingFace, or Transformers for LLM-based solutions.
Familiarity with CrewAI (or similar frameworks) for agentic AI projects.
Proficiency with Pandas/NumPy for data processing and transformation.
Intuition for selecting the right models and approaches for different use cases.
Positive, can-do, solution-oriented mindset with persistence in tackling complex challenges.
Bias for action and delivery, balancing speed with care.
Ability to thrive in a fast-paced environment, juggling multiple projects effectively.
Natural leader and collaborator, helping peers grow as problem solvers and communicators.
Curiosity and passion for continuous learning and self-development.
Open-minded approach, valuing feedback and new ideas from colleagues.
Strong interpersonal and communication skills, with the ability to explain complex AI concepts to diverse audiences and document work clearly.

Nice to have

Cybersecurity expertise.

Culture & Benefits

Dynamic and collaborative workplace where new ideas are welcome.
Environment focused on knowledge sharing and continuous learning.
Opportunity to solve some of the toughest challenges in cybersecurity.
Commitment to fair and equitable compensation practices.
Uphold the highest standards of security and privacy.