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Armor Defense

engineering opportunity

Site Reliability Engineer

The SRE contributes to the reliability and performance of production infrastructure across hybrid cloud environments. Key duties include automating operational tasks, managing virtualization platforms, and participating in incident response and disaster recovery.

Plano, Texas, United StateshybridFULL_TIME

Posted

About the role

What will you do at Armor Defense?

At Armor, we are committed to making a meaningful difference in securing

cyberspace. Our vision is to be the trusted protector and de facto standard that

cloud-centric customers entrust with their risk. We strive to continuously

evolve to be the best partner of choice, breaking norms and tirelessly

innovating to stay ahead of evolving cyber threats and reshaping how we deliver

customer outcomes. We are passionate about making a positive impact in the

world, and we’re

looking for a highly skilled and experienced talent to join our dynamic team.

Armor has unique offerings to the market so customers can a) understand their

risk b) leverage Armor to co-manage their risk or c) completely outsource their

risk to Armor.

Learn more at: https://www.armor.com [https://www.armor.com]

SUMMARY

The Site Reliability Engineer reports to the Manager, SRE & Platform

Engineering, and contributes to the reliability, availability, and performance

of Armor’s production infrastructure. This position operates across hybrid cloud

environments, including private cloud, public cloud, and virtualization

platforms. The role requires the application of independent judgment and

discretion in diagnosing infrastructure issues, building automation, and

supporting incident response. This is a hands-on engineering role for someone

early in their SRE or infrastructure career who learns quickly, automates by

instinct, and wants to grow into a senior infrastructure engineer at a security

company.

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

ESSENTIAL DUTIES AND RESPONSIBILITIES (Additional duties may be assigned as

required)

* 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.

REQUIRED SKILLS

* 2–4 years of experience in Site Reliability Engineering (SRE), DevOps,

Systems Administration, or Infrastructure Engineering.

* Hands-on experience administering Linux and/or Windows production

environments.

* Experience with at least one public cloud platform (AWS, Azure, or GCP).

* Strong troubleshooting skills with a passion for automation and continuous

improvement.

* Experience using scripting languages such as Python, PowerShell, or Bash.

Preferred Skills

* Experience with Kubernetes and containerized workloads.

* Experience with Infrastructure as Code (Terraform, Ansible, or equivalent).

* Familiarity with monitoring and observability tools (Prometheus, Grafana,

Datadog, ELK, or equivalent).

* Working knowledge of networking fundamentals, including DNS, firewalls, and

load balancing.

* Experience with Git and CI/CD pipelines.

* Familiarity with VMware vSphere, Proxmox, NSX-T, Zerto, Rubrik, Microsoft

Entra ID, and Active Directory.

* Familiarity with security and compliance frameworks such as PCI-DSS, HIPAA,

and SOC 2.

* Experience using AI-assisted development tools (e.g., Claude Code, GitHub

Copilot) and the ability to evaluate AI-generated code and recommendations.

* Understanding of AI/LLM security considerations, including prompt injection,

data leakage, and model limitations.

* Strong written and verbal communication skills.

* Bachelor's degree in Computer Science, Information Technology, or equivalent

professional experience.

* Demonstrated ability to quickly learn new technologies and adapt to evolving

infrastructure and security environments.

WHY ARMOR

Join Armor if you want to be part of a company that is redefining cybersecurity.

Here, you will have the opportunity to shape the future, disrupt the status quo,

and be a part of a team that celebrates energy, passion, and fresh thinking. We

are not looking for someone who simply fills a role – we want talent who will

help us write the next chapter of our growth story.

* ARMOR CORE VALUES

* Commitment to Growth: A growth mindset that encourages continuous learning

and improvement with adaptability in the face of challenges.

* Integrity Always: Sustain trust through transparency + honesty in all actions

and interactions regardless of circumstances.

* Empathy In Action: Active understanding, compassion, and support to the needs

of others through genuine connection.

* Immediate Impact: Taking initiative with swift, informed actions to deliver

positive outcomes.

* Follow-Through: Dedication to delivering finished results with attention to

quality and detail to achieve the desired outcomes.

WORK ENVIRONMENT

The work environment characteristics described here are representative of those

an employee encounters while performing the essential functions of this job. The

noise level in the work environment is usually low to moderate. The work

environment can be either in an office setting or remotely from anywhere.

Equal opportunity employer - it is the policy of the company to comply with all

employment laws and to afford equal employment opportunity to individuals in all

aspects of employment, including in selection for job opportunities, without

regard to race, color, religion, sex, national origin, age, disability, genetic

information, veteran status, or any other consideration protected by federal,

state or local laws.

Which skills does this role require?

Linux AdministrationWindows AdministrationPublic Cloud PlatformsPythonPowerShellBashMonitoring ToolsTroubleshootingSREDevOpsAWSAzureOCISplunkGitHub CopilotGCPLLMs

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