Senior DevOps Engineer

Responsibilities/Duties

• Identify common areas where automation can significantly increase our ability to manage all our infrastructure.
• Identify areas of systemic risk, and then evaluate, propose, and implement solutions
• Manage and monitor cloud and physical servers across multiple global hosting services and data centers
• Automation of blockchain software build, install, and management processes
• Linux server administration, hardening, intrusion detection, and vulnerability scanning
• Debugging complex distributed blockchains to help run them smoothly
• Identify tasks and processes that get stuck or move slowly and support the team in pushing them through.
• Demonstrate technical expertise in multiple domains and act as a mentor to others on the team.

Qualifications

• In-depth experience using Ansible (or similar tools) to environments with over hundreds of servers. Experience designing complex static and dynamic inventories, variable structures, and playbooks.
• Writing custom Ansible roles from scratch with advanced features of Ansible such as Jinja2 templating, complex logic flows, dynamic role/task includes, and handlers. Strong focus on ensuring idempotency & reusability and following best practices where they make sense.
• In-depth experience supporting Linux servers in large environments supporting hundreds of servers, preferably in highly secure and highly available 24/7 environments.
• Deep troubleshooting expertise to quickly identify server, network, and application issues, and methodical approach to implementing, testing, and measuring changes to remediate issues. Experience troubleshooting complex application flows which span multiple clusters of systems. Knowledge of common OS and application level settings to optimize system performance.
• Experience with common system administration scripting languages such as bash and Python.
• In-depth experience creating well organized modules with Terraform to ensure cloud provisioning automation can be easily reused. Experience creating image build pipelines with Packer.
• Deep understanding of networking and security best practices
• Experience working in environments with high security requirements.