Cloud Infrastructure Engineer (On site - Greater San Antonio, TX Area)
TITLE: Cloud Infrastructure Engineer (On site - Greater San Antonio, TX Area)Direct Hire OpportunityNo SponsorshipOnsite in San Antonio, TXWe're looking for a Senior Cloud Infrastructure Support Engineer to join a fast-paced, security-focused team. You'll be the go-to expert for diagnosing and resolving high-impact technical challenges in customer cloud environments. This role demands deep expertise in multi-cloud networking, Linux systems, and secure infrastructure operations-especially in environments handling sensitive cryptographic workloads. If you thrive on untangling complex issues and guiding customers toward resilient, secure deployments, this is your opportunity to make a real impact.Requirements:5+ years in cloud infrastructure support, DevOps, or systems engineering.Hands-on mastery of AWS, Azure, and GCP environments (VPCs, VNETs, networking, IAM, logging).Expert-level networking: TCP/IP stack, DNS resolution, stateful firewalls, IPsec/SSL VPNs, routing protocols.Deep Linux/Unix systems administration (RHEL, Ubuntu, kernel tuning, systemd, shell).Exceptional analytical thinking and customer-facing communication.Bachelor's degree in Computer Science, Engineering, or equivalent professional experience. Strongly Preferred:Real-world experience integrating and supporting Hardware Security Modules (HSMs), PKI systems, or enterprise key management.Networking certifications (CCNA, CCNP, or equivalent demonstrated expertise).Proficiency in automation scripting (Python, Bash, Ansible) and infrastructure-as-code patterns.Familiarity with security frameworks (NIST, FIPS 140-2, Zero Trust). ResponsibilitiesAdvanced Technical ResolutionLead deep-dive troubleshooting across customer cloud deployments and on-prem integrations.Isolate and resolve issues spanning network connectivity, system performance, and application-layer interactions.Act as the final escalation tier for mission-critical incidents.Customer Partnership & EnablementPartner directly with technical stakeholders to map infrastructure, identify risks, and recommend hardened configurations.Deliver clear, actionable guidance on optimizing cloud-native and hybrid environments.Diagnostics & Knowledge DevelopmentPerform root-cause analysis in distributed, high-availability systems.Author detailed post-incident reports, runbooks, and internal knowledge assets to prevent recurrence.Cross-Functional CollaborationInterface with platform engineering and product teams to influence tooling, telemetry, and automation.Contribute to proactive support frameworks and diagnostic utilities.Security & Cryptographic OperationsSupport deployment, integration, and lifecycle management of hardware-based cryptographic modules and key management platforms. Comprehensive Benefits Provided