Note: The job is a remote job and is open to candidates in USA. Armor Defense is committed to securing cyberspace and is looking for a highly skilled Site Reliability Engineer to enhance the reliability and performance of its production infrastructure. This role involves administering cloud environments, automating tasks, and collaborating with various teams to ensure platform stability and readiness.
Responsibilities
- Administer and maintain production infrastructure across VMware vSphere, Proxmox, and NSX-T environments under the guidance of senior engineers
- Support Microsoft Entra ID, on-premises Active Directory, and Office 365 administration, including Exchange Online, SharePoint, Teams, and Intune
- Assist in managing workloads across VMware, AWS, Azure, and OCI environments
- Write automation scripts (Python, PowerShell, Bash) to reduce manual operational tasks, improve monitoring, and support self-healing infrastructure
- Contribute to infrastructure-as-code using Terraform, with a focus on learning modularity and reusable patterns
- Build and maintain dashboards and alerting using monitoring platforms such as Datadog, Prometheus, Grafana, or Splunk
- Support disaster recovery operations, including Zerto replication and Rubrik backup infrastructure
- Participate in incident response, root cause analysis, and blameless postmortems to drive continuous improvement
- Participate in on-call rotations with mentorship and escalation support from senior team members
- Assist with vulnerability and patch management processes through automation
- Collaborate with engineering, product, and security teams on platform stability and production readiness
Skills
- 2-4 years of experience in SRE, DevOps, systems administration, or infrastructure engineering
- Working knowledge of Linux and Windows system administration in production environments
- Familiarity with at least one public cloud platform (AWS, Azure, or GCP)
- Scripting ability in at least one of Python, PowerShell, or Bash, with a willingness to develop proficiency across all three
- Familiarity with monitoring and observability tools (Prometheus, Grafana, Datadog, ELK, or equivalent)
- Basic networking knowledge, including DNS, firewalls, and load balancing
- Familiarity with version control systems (Git) and CI/CD concepts
- Willingness and demonstrated ability to learn new technologies quickly
- Proficiency with AI-assisted development tools (Claude Code, GitHub Copilot, or equivalent) and the ability to evaluate the accuracy of AI-generated outputs
- Understanding of AI/LLM security risks, including prompt injection, data leakage, and model limitations
- Ability to critically evaluate AI-generated outputs for accuracy and security implications
- Strong troubleshooting instincts and a bias toward automation over manual processes
- Strong written and verbal communication skills
- Bachelor's degree in Computer Science, Information Technology, or equivalent professional experience
- Exposure to containerization and Kubernetes concepts; hands-on experience preferred but not required
- Familiarity with infrastructure-as-code concepts (Terraform, Ansible, or equivalent); production experience preferred but not required
- Familiarity with security and compliance frameworks (PCI-DSS, HIPAA, SOC 2) is a plus; willingness to learn is required
Benefits
- This role operates in a hybrid structure with on-site presence three days a week, specifically Tuesday, Wednesday, and Thursday, based in the Plano, Texas area
Company Overview
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