Cloud Infrastructure Engineer (On site - Greater San Antonio, TX Area)

TITLE: Cloud Infrastructure Engineer (On site - Greater San Antonio, TX Area)
Direct Hire Opportunity
No Sponsorship
Onsite in San Antonio, TX

We'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).

Responsibilities

1. Advanced Technical Resolution
   • Lead 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.
2. Customer Partnership & Enablement
   • Partner directly with technical stakeholders to map infrastructure, identify risks, and recommend hardened configurations.
   • Deliver clear, actionable guidance on optimizing cloud-native and hybrid environments.
3. Diagnostics & Knowledge Development
   • Perform root-cause analysis in distributed, high-availability systems.
   • Author detailed post-incident reports, runbooks, and internal knowledge assets to prevent recurrence.
4. Cross-Functional Collaboration
   • Interface with platform engineering and product teams to influence tooling, telemetry, and automation.
   • Contribute to proactive support frameworks and diagnostic utilities.
5. Security & Cryptographic Operations
   • Support deployment, integration, and lifecycle management of hardware-based cryptographic modules and key management platforms.

Comprehensive Benefits Provided