ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5GW of hyper‑scale campuses, validated by top U.S. national labs, and certified for grid‑safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future. Position Senior AWS Cloud / Dev Ops / Platform Engineer Key Responsibilities Lead the design, deployment, and ongoing optimization of AWS infrastructure using Infrastructure as Code (IaC) (CDK, CloudFormation, Terraform). Own AWS networking architecture and implementation, including VPC design, subnet strategy, routing, Client VPN, site‑to‑site VPN, Internet Gateways, NAT Gateways, Security Groups, Network ACLs, VPC Peering, Transit Gateway, and PrivateLink. Architect and support hybrid and multi‑account AWS environments at scale. Independently diagnose and resolve complex networking issues (VPN, Direct Connect, routing challenges). Drive CI/CD and infrastructure automation initiatives in collaboration with DevOps teams. Proactively monitor and optimize cloud environments for performance, cost, scalability, and availability. Lead incident response, root cause analysis, and implementation of preventive measures. Ensure adherence to AWS security best practices and compliance standards. Produce and maintain high‑quality technical documentation and architectural diagrams. Required Skills & Experience 5–8 years of experience in cloud, infrastructure, or DevOps engineering. Strong hands‑on expertise with AWS services (EC2, VPC, IAM, ALB/NLB, Route53, S3, RDS, CloudWatch). Advanced networking knowledge (TCP/IP, DNS, HTTP/S, CIDR design, subnetting, routing). Experience with firewalls, load balancing, and secure network design. Proven experience designing and managing Infrastructure as Code solutions. Strong Linux system knowledge. Demonstrated ability to troubleshoot and resolve complex system and network issues. Experience operating in multi‑account AWS environments (AWS Organizations, cross‑account access). Education (Required) Bachelor’s degree in Computer Science, Engineering, Information Systems, or a related technical field from an accredited university in LATAM (e.g., Argentina, Chile, México, or equivalent). Soft Skills Strong ownership mindset with the ability to work independently and drive outcomes. Excellent problem‑solving and analytical skills. Ability to clearly communicate complex technical concepts in English. Proactive, self‑directed, and highly accountable. Collaborative approach with the ability to influence across teams. What You’ll Get Competitive salary and annual performance bonus eligibility. Health benefits (medical, dental, vision). 401(k) with company match for US-based roles. Paid time off and company holidays. Professional development and growth opportunities. Opportunity to grow with a mission‑driven team shaping the future of clean energy. Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation. #J-18808-Ljbffr