Job Description

Site Reliability Engineer (SRE)

CrossTech is seeking a Site Reliability Engineer (SRE) on an ongoing basis to design, build, and maintain reliable, scalable, and high-performance cloud platforms. This role plays a key part in ensuring system uptime, automating infrastructure processes, and improving the overall resilience of enterprise systems.

The ideal candidate will have strong experience with cloud technologies, automation frameworks, CI/CD pipelines, and monitoring systems, and will collaborate across development, DevOps, and architecture teams to embed reliability into every phase of delivery.

Key Responsibilities

• Design and build automated deployment systems and infrastructure that enhance reliability and consistency across cloud environments
• Develop self-service tools and frameworks to streamline infrastructure and application management tasks
• Collaborate with software engineering and DevOps teams to ensure highly available and resilient systems
• Implement automation using Terraform, Ansible, or similar tools to enable repeatable and scalable operations
• Manage and optimize CI/CD pipelines using tools such as Jenkins, GitHub Actions, or Codefresh
• Configure, monitor, and maintain Kubernetes, Docker, and cloud-based services (AWS, Azure, GCP)
• Integrate observability and monitoring solutions to proactively detect and resolve reliability issues
• Conduct root cause analysis and implement corrective measures to prevent recurrence
• Create and maintain documentation for infrastructure, systems, and operational processes
• Continuously evaluate emerging technologies and recommend improvements to platform reliability and performance

Required Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field — Master's preferred
• 8+ years of experience in infrastructure, DevOps, or platform engineering roles
• Hands-on experience with AWS, Azure, or GCP cloud environments
• Strong proficiency in CI/CD pipelines and automation tools (Jenkins, GitHub Actions, Codefresh, or equivalent)
• Expertise in Terraform, Kubernetes, and Docker
• Scripting experience in Bash, with additional experience in Python or Node.js preferred
• Deep understanding of high availability, load balancing, clustering, and reliability engineering concepts
• Experience with monitoring and observability tools (Prometheus, Grafana, Datadog, or Splunk)
• Strong problem-solving, analytical, and troubleshooting skills
• Excellent written and verbal communication skills, with the ability to collaborate across technical and leadership teams

Preferred Qualifications

• Cloud certifications (AWS, Azure, or GCP)
• Experience implementing chaos engineering or resiliency testing practices
• Familiarity with container orchestration at scale and hybrid cloud architectures

Compensation Competitive compensation and comprehensive benefits

Location Philadelphia, PA

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