Site Reliability Engineer III

SilverTech•Bedford, NH

17h•Hybrid

About The Position

SilverTech is seeking a Site Reliability Engineer III (SRE) to help lead and evolve our managed hosting practice. This role is responsible for the performance, security, and reliability of client environments across a modern, multi-cloud ecosystem. You’ll be a hands-on technical contributor—partnering with internal teams and clients to deploy, support, and improve infrastructure, while taking ownership of systems end to end. This is an opportunity for someone who enjoys solving complex challenges and driving meaningful improvements in both technology and client experience.

Requirements

7+ years of experience in systems administration, cloud infrastructure, or hosting environments.
Expertise in Microsoft Azure hosting services, including App Services, Azure SQL, Key Vaults, Application Insights, and networking.
Strong experience administering Windows Server and IIS in production environments.
Working knowledge of AWS infrastructure, including EC2, RDS, and S3.
Experience with infrastructure-as-code tools (e.g., Terraform) and CI/CD pipeline management in Azure DevOps.
Proficiency in PowerShell scripting and automation.
Solid understanding of cloud security principles, including IAM, network security, and vulnerability management.
Strong communication and client-facing skills, with the ability to explain technical concepts to non-technical audiences.
A service-oriented mindset with strong ownership, accountability, and responsiveness.

Nice To Haves

Experience with Cloudflare, including WAF configuration, DNS, and edge networking.
Hands-on experience managing SSL/TLS certificates and domain/DNS configurations across multiple environments.
Experience supporting .NET-based applications in Azure.
Familiarity with WP Engine or similar managed WordPress hosting platforms.
Working knowledge of SSO technologies and identity integrations.
Experience mentoring team members and influencing technical direction.

Responsibilities

Own day-to-day performance, security, and reliability of client hosting environments across Azure, AWS, WP Engine, and Windows Server/IIS.
Maintain proactive monitoring, identifying and resolving issues before client impact, while delivering a high-touch, white-glove support experience.
Participate in on-call rotation to support 24/7 client coverage.
Architect and implement secure, resilient hosting environments with best practices for redundancy, disaster recovery, and multi-cloud strategies.
Define and maintain infrastructure as code to ensure consistency and scalability across environments.
Manage Azure services (App Services, Azure SQL, Key Vaults, Application Insights) and legacy AWS infrastructure (EC2, RDS, S3).
Own and maintain CI/CD pipelines in Azure DevOps, ensuring reliable and repeatable deployments.
Manage SSL/TLS lifecycle, DNS configurations, and domain services across platforms.
Support SSO integrations and identity configurations tied to hosted applications.
Administer Windows Server and IIS environments, including performance tuning, patching, and configuration management.
Oversee WP Engine-hosted WordPress environments, including updates and platform configurations.
Serve as the senior escalation point for hosting-related issues, providing root-cause analysis and long-term solutions.
Partner with development teams to align infrastructure with application architecture and support go-live readiness.
Engage directly with clients to gather requirements, communicate technical decisions, and act as a trusted advisor.
Help evolve SilverTech’s hosting practice by improving reliability, security, and operational standards.
Collaborate cross-functionally to enhance processes, tooling, and overall service delivery.