DigiCert
DigiCert

Principal Engineer

TLDR

Design and deliver scalable, secure DNS platform services as a senior tech lead, hands-on across cross-team initiatives.

Who we are

DigiCert is a global leader in intelligent trust. We protect the digital world by ensuring the security, privacy, and authenticity of every interaction. Our AI-powered DigiCert ONE platform unifies PKI, DNS, and certificate lifecycle management, to secure infrastructure, software, devices, messages, AI content and agents. Learn why more than 100,000 organizations, including 90% of the Fortune 500, choose DigiCert to stop today’s threats and prepare for a quantum-safe future at www.digicert.com

 

Job summary

The Principal Software Engineer is a senior technical leader responsible for designing, delivering, and evolving critical services within the DNS platform. This role leads complex initiatives across teams, ensures high standards of scalability, reliability, and security, and provides strong technical guidance while remaining hands-on in design and implementation. The Principal Engineer partners closely with Architects, Product, and Engineering Managers to translate strategic direction into sound technical execution and predictable delivery.

 

What you will do

  • Lead the design and implementation of complex services and cross-team initiatives within the DNS platform.
  • Own technical design for major features and platform enhancements, ensuring scalability, performance, and reliability.
  • Contribute hands-on to implementation, particularly in high-risk or technically challenging areas.
  • Participate in and contribute to architecture reviews, RFCs, and design discussions, driving high-quality technical outcomes.
  • Collaborate with Architects to ensure alignment with platform standards and long-term direction.
  • Identify technical risks early and propose mitigation strategies to reduce delivery and operational risk.
  • Improve system observability, performance, and operational readiness across owned services.
  • Drive improvements in code quality, testing standards, CI/CD practices, and deployment reliability.
  • Mentor Senior and Mid-level Engineers, providing guidance on system design, debugging, and production excellence.
  • Serve as a technical escalation point during major incidents related to owned systems.

 

What you will have

  • Typically 8+ years of professional software engineering experience, including demonstrated impact operating at Senior Engineer level on large-scale distributed systems.
  • Strong expertise in backend development (e.g., Java and/or Go), REST/gRPC APIs, cloud platforms, relational and/or NoSQL data stores, caching, and CI/CD practices.
  • Solid understanding of distributed system design, scalability, reliability, and performance optimization.
  • Familiarity with DNS and networking fundamentals is considered an advantage, but not a mandatory requirement.
  • Demonstrated ability to lead technically complex initiatives and deliver predictable outcomes.
  • Strong written and verbal communication skills, including writing technical design documents. 

 

Benefits

  • Generous time off policies
  • Top shelf benefits
  • Education, wellness and lifestyle support

To protect candidate information and maintain a secure hiring process, all applications must be submitted through our careers portal. Resumes or CVs sent directly via email will not be reviewed or considered.

#LI-SD1

 

Benefits

Health Insurance

Top shelf benefits

Learning Budget

Education, wellness and lifestyle support

Paid Time Off

Generous time off policies

DigiCert is a global leader in intelligent trust, providing organizations with comprehensive solutions to protect their digital interactions. Through our AI-powered DigiCert ONE platform, we deliver a suite of tools for managing certificates, DNS, and risk mitigation, ensuring secure and authentic digital experiences for businesses across industries.

Founded
Founded 2003
Employees
500+ employees
Industry
computer & network security
Total raised
raised
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