Senior Infrastructure Engineer

Job summary

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.

Key Responsibilities

• Infrastructure Automation: Design and maintain IaC solutions using Terraform, Ansible, or SaltStack for configuration management and deployment standardization across 5+ datacenters.
• Hypervisor Management: Administer vCenter environments and Nutanix AHV clusters; optimize resource allocation, performance tuning, and high-availability configurations.
• Storage Engineering: Manage the Nutanix storage fabric, monitoring, and capacity planning; optimize IOPS, latency, and replication strategies.
• Datacenter Operations: Lead hardware procurement, specification, and installation during refresh cycles; maintain asset inventory and power/cooling optimization.
• Monitoring & Observability: Build Splunk dashboards, field extractors, and alerting rules for infrastructure metrics; troubleshoot performance issues through log analysis.
• CI/CD Integration: Partner with development teams on GitHub-based infrastructure repositories; implement automated testing and rollback procedures for infrastructure changes.
• Compliance & Security: Implement hardening standards and vulnerability remediation (CVE patching through patching pipelines), and uphold security best practices across all systems.
• On-Call Rotation: Share in the team on-call rotation, including days, nights, weekends, and holidays.

Required Skills & Experience

• 5+ years of hands-on infrastructure engineering (hypervisors, storage, networking).
• 3+ years of IaC with Terraform, Ansible, or CloudFormation.
• Deep expertise in VMware vSphere (vCenter administration, ESXi tuning) and Nutanix AHV (deployment, cluster management).
• NetApp storage administration (data protection, replication, capacity management).
• Splunk proficiency: dashboard development, field extraction, SPL optimization, and alerting.
• Git workflow: branching strategies, pull requests, and CI/CD pipeline integration.
• Linux/Windows system administration and troubleshooting.
• Physical infrastructure: comfortable with hardware installation, cabling, and IPMI/iLO management.
• Able to travel to our datacenters for deployments, maintenance, and hardware refresh cycles — usually quarterly, and sometimes on shorter notice as needs come up.

Nice to have

• Hands-on Python scripting for infrastructure automation (config.json-driven patterns).
• Experience with vulnerability remediation and patching workflows (CVE tracking, Tanium).
• Kubernetes or container orchestration knowledge.
• Enterprise SAN/NAS background.
• Familiarity with cloud migration patterns (VMware-to-Nutanix cold migrations).
• Advanced Splunk certifications (Admin, Advanced Admin).
• VMware certifications (VCP, VCAP).
• Cloud experience (AWS, Azure).

Benefits

• Competitive compensation and comprehensive health, dental, and vision coverage.
• Retirement savings programs with company matching (401(k) or RRSP).
• Roth IRA contribution match.
• Generous paid time off, including holidays, and vacation.
• Paid parental leave and family support benefits.
• Life and disability coverage.
• Flexible spending and health savings options (where applicable).
• Health and wellness support, including gym reimbursement and wellness programs.
• Employee Assistance Program with 24/7 confidential support for employees and families.
• Education assistance and professional development opportunities.
• Access to LinkedIn Learning and continuous learning resources.
• Employee referral bonus program and additional company perks and discounts.
• Internal rewards and recognition platform (Motivosity) to celebrate and acknowledge project wins, milestone achievements, and the outstanding contributions of our colleagues.
• Business travel insurance and global employee support programs.