Machine Learning Engineer
Location: HQ, Bay Area
Armorblox Mission & Values

Helping organizations communicate more securely over email and other cloud office applications Armorblox's values are: Customers Come First, Demonstrate Selfless Excellence, Continuous Meaningful Achievements, Interact With Empathy and Take Pride In Ownership

Challenge the status quo

Armorblox is a cybersecurity innovator that helps organizations communicate more securely over email and other cloud office applications using Natural Language Understanding (NLU). The Armorblox platform connects over APIs and analyzes thousands of signals to understand the context of communications and protect people and data from compromise.

Tens of thousands of organizations use Armorblox to stop Business Email Compromise (BEC) and targeted phishing attacks, protect sensitive PII and PCI, and automate remediation of user-reported email threats.

Armorblox was featured in the 2019 Forbes AI 50 list and was named a 2020 Gartner Cool Vendor in Cloud Office Security. Founded in 2017, Armorblox is headquartered in Sunnyvale, CA and backed by General Catalyst and Next47.

As a key member of the Machine Learning team, you will be responsible for building core components of the Armorblox security products. You will enjoy working in a culture of constant learning. You will be actively training, evaluating and deploying machine learning models to solve challenging Natural Language and Computer vision problems.


  • Develop highly scalable classifiers and other models leveraging machine learning, deep learning and algorithmic approaches for real world, large scale problems. 
  • Apply the latest advances in deep learning and machine learning to increase efficacy and performance.
  • Integrate, deploy, test and verify your algorithms and models through simulation and in real-world environments
  • Design, develop, test, deploy, maintain and improve software.
  • Requirements

  • Master’s degree or Bachelor’s degree in Computer Science, Data Science, Electrical Engineering or related fields
  • 2+ years of work experience as a machine learning engineer, data scientist and software developer
  • Solid background and knowledge in machine learning and deep learning. Proficiency in various neural networks architectures used in Deep Learning, Reinforcement Learning etc. 
  • Solid familiarity with one of the deep learning frameworks: Pytorch, Tensorflow, Keras, etc.
  • Strong understanding of data structures, algorithms, and application to real-world projects
  • Proficiency in one or more of the following languages - GoLang, Python, Java, C/C++ 
  • Familiarity with NoSQL, SQL, relational and graph data stores
  • Plus

  • Master’s degree in Computer Science, Electrical Engineering or related fields
  • Relevant professional experience with one or more of the following: Natural Language Understanding, classification, pattern recognition, recommendation systems, targeting systems, ranking systems or similar.
  • Enjoy working in a fast-paced, rapidly changing environment
  • Ability to continuously learn and work both independently and as part of  a team

  • Our People are our most important asset.
    We believe in recruiting the best talent that enhances our culture, embodies our values and empowers Armorblox. We center our programs and initiatives around our People and are committed to an inclusive and diverse team through programs and initiatives, equal pay, competitive benefits, and more.

    Armorblox is an equal opportunity employer. 
    We do not discriminate based on race, ethnicity, color, ancestry, national origin, religion, sex, sexual orientation, gender identity, age, disability, veteran, genetic information, marital status or any other legally protected status.

    Working at Armorblox

    Overall Culture Score


    CEO Score

    Dhananjay Sampath

    Dhananjay Sampath
    Top 5% of Similar Sized Companies on Comparably


    Reviews from current employees

    Freedom to do things your way is one of the many great things at Armorblox. Zero micromanagement. They care about employees so much.
    My team is always there to hold my back and really help me up when I am stuck.
    Management believes in every single employee.

    Diversity at Armorblox


    Gender Score

    As rated by current employees on Comparably


    Diversity Score

    As rated by current employees on Comparably

    Perks and Benefits

    Health & Wellness
    Dental Insurance
    Vision Insurance
    Health Insurance
    Life Insurance
    Paid Time Off
    PTO / Vacation Policy
    Paid Holidays
    Maternity / Paternity Leave
    Financial Benefits
    401K / Retirement Plan
    Tuition Reimbursement
    Employee Stock Purchase Plan
    Office Perks
    Company Social Outings
    Work From Home Policy
    Legal Assistance
    Free Food


    eNPS Score

    Armorblox's Employee Net Promoter Score (eNPS) is 72, as rated by 43 employees. This means 79% of Armorblox employees would encourage their friends to become coworkers today.

    5 Cool Reasons to Work at Armorblox

    1. We believe our People are our greatest asset. We create mindful programs that elevate our employees.
    2. Feedback is a foundational pillar of our Company Culture. Feedback drives us, we are committed to it.
    3. Our Company Culture is built upon transparency.
    4. We are a team. We are one unit marching towards common goals and enjoy working with each other.
    5. There are endless opportunities to grow, be autonomous, and learn.