Principal Technical Support Engineer

    Spain
    Full-Time
    Senior (7+ yrs)
    IT & Security
    Posted on August 4, 2026
    The Principal Technical Support Engineer role will be the primary escalation contact for product questions/issue tickets. Successful candidates will utilize knowledge of our products, strong technical knowledge and troubleshooting expertise, and investigative skills to determine root causes to either resolve the ticket or compile sufficient information for further escalation.
    What You’ll Do (Essential Responsibilities):
    • Monitoring Escalated Queues – Responding to escalated tickets promptly and professionally indicating reviews are in progress.

    • Responding to Questions – Providing answers about product behaviors and performance based on internal information sources and hands-on experience.

    • Investigating Issues – Researching issues using internal tools, API payload validation, request/response analysis, log analysis, database querying and where applicable, reviewing code and consulting subject matter experts. Recording relevant information for further escalation as needed.

    • Providing Timely Updates – As tickets are being handled, providing information about the investigative process and a final resolution which may be closing the ticket or escalating for further action.

    • Liaising with Engineering/Data Science – Working with Engineering and Data Science team to identify root causes and documenting answers for the ticket as well as enhancements for the product.

    • Mentoring Customer Support – Documenting issues/resolutions and training Support Tier 2 to reduce future escalations.

    • Coordinating with Technical Writing – Providing suggested improvements to customer facing product documentation to reduce support tickets.

    • Report on Ticket Trends – Providing reports and recommendation to Product Management and Engineering leadership on product improvements that reduce customer support tickets.

    What You'll Need (Required Knowledge, Skills & Abilities):
    • 4+ years in Tier 3 technical support, solutions engineering, or application development within a SaaS, cybersecurity, FinTech, or fraud prevention environment.

    • Working Understanding of:

    • Github, Postman, REST APIs, JSON schemas, Java, Go-Lang, SDKs/libraries, Javascript front-end, web technologies and webhooks

    • Certificate management, Database querying (SQL/NoSQL), reading/interpreting application logs, gRPC & protocol buffers, AWS services (ECS, EKS, S3, Lamba, JMS, API Gateway)

    • Strong problem-solving skills and comfortable working independently with appropriate escalations as needed.

    • Exceptional ability to translate complex issues into clear business language for customers and further escalated tickets.

    • Excellent English-language written and oral communication skills, for communicating with global customers and internal partners.

    What Would be Nice (Preferred Skills & Experience):
    • Familiarity with modern identity verification (IDV) standards, device fingerprinting, behavioral biometrics, or risk-scoring logic.

    • Snowflake usage

    • Tableau usage and report building

    • Familiarity with any other modern programming languages, C++ desired

    • Machine learning principles

    • Agile methodologies and practices

    Who You Are (Soft Skills & Attributes):
    • Thrives in a fast-paced team-focused culture and adapts to a changing environment

    • Data-driven, strategic mindset

    • Logical and creative problem-solving

    • Excellent interpersonal and relationship management skills

    • Planning, organization, and facilitation skills

    Company:  Mitek Systems

    Develops advanced identity verification technologies and global platform for digital access and fraud prevention.
    Remote-First Company
    501-1000 employees
    Software & IT Services
    HQ: United States