Senior Software Engineer (Security)

Mirantis, an IREN company, is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer platforms across any environment—on-premises, in the cloud, at the edge, or in sovereign data centers. As enterprises navigate the growing complexity of AI-driven workloads, Mirantis delivers the automation, GPU orchestration, and policy-driven control needed to manage infrastructure with confidence and agility. Committed to open standards and freedom from lock-in, Mirantis ensures that customers retain full control of their infrastructure strategy.
Were looking for a Senior Software Engineer specializing in Secrets Management and Public Key Infrastructure (PKI) to join our team in Campbell, United States. In this role, you will design, develop, and maintain secure systems that protect sensitive credentials and cryptographic assets across our organization. Design and implement enterprise-grade secrets management solutions using industry-leading platforms such as HashiCorp Vault, AWS Secrets Manager, or Azure Key Vault
Develop and maintain Public Key Infrastructure (PKI) systems, including certificate lifecycle management, certificate authority operations, and cryptographic key management
Architect secure credential rotation mechanisms and automated provisioning workflows to minimize security risks
Collaborate with security, infrastructure, and application teams to integrate secrets management and PKI solutions across the organization
Conduct security audits and vulnerability assessments of existing secrets management and PKI implementations
Develop comprehensive documentation, runbooks, and best practice guides for secrets management and PKI operations
Ensure compliance with regulatory requirements and organizational security policies
5+ years of professional software engineering experience with a focus on infrastructure and security systems
~3+ years of hands-on experience with secrets management platforms (HashiCorp Vault, AWS Secrets Manager, Azure Key Vault, or equivalent)
~ Solid programming skills in languages such as Go, Python, Java, or C++
~ Experience with cloud-native security architectures and containerized environments
Knowledge of certificate transparency and OCSP (Online Certificate Status Protocol)
Contributions to open-source security projects or communities
Experience with CI/CD pipeline security and secrets scanning tools
Understanding of zero-trust security models and their implementation
Build the observability foundation for the AI cloud era, working directly with leading GPU cloud operators, NeoClouds, sovereign clouds, and AI-first enterprises
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