Site Reliability Engineer

Applicants must be authorized to work for any employer in the United States without current or future sponsorship. ADT is unable to provide employment-based immigration sponsorship, including but not limited to H-1B, TN, F-1 STEM OPT, or other work authorization sponsorship.Locations and Workstyle:Blue Bell, PA: Primarily remote; candidates should be within commuting distance of the Blue Bell office and able to work onsite as needed. Option to come onsite more frequently if desired.Irving, TX and Boca Raton, FL: Hybrid schedule - onsite a minimum of four days per week, with one remote day. Five days onsite may be required based on business needs.What You'll Do:Work closely with Infrastructure and Development teams to keep the ADT platform running and customers protected, while collaborating with cross-functional partners (IT, Security, DevOps, Engineering) to improve operational health and apply SRE best practicesSupport the reliability, availability, scalability, and performance of large-scale distributed systemsDrive operational excellence through problem-solving, performance improvements, and resilient production environmentsUse tools such as Terraform, Ansible, Kubernetes, and Dynatrace to support mission-critical applicationsWork within cloud environments (AWS, GCP) and Kubernetes-based infrastructure, with guidance on complex design decisionsIdentify performance bottlenecks and reliability gaps, and implement improvementsBuild and maintain infrastructure as code (Terraform, Ansible) for provisioning, configuration, patching, and releasesContribute to observability and monitoring (Dynatrace, Prometheus), including dashboards, alerts, runbooks, and tuningSupport software releases, including validation, rollback planning, and post-change verification across ADT+ and legacy platformsProvide production support, including on-call participation, incident response, remediation follow-through, and support for customer-impacting issues during major incidentsWhat You'll Need:3+ years of experience in SRE, DevOps, platform engineering, software engineering, or related roles with production and on-call responsibilityBackground in systems or operations with progression toward engineering work (automation, scripting, IaC, observability)Focus on production operations and reliability for distributed applicationsExperience with infrastructure as code (Terraform, Ansible), including building and maintaining environmentsExperience working in cloud environments (AWS and/or GCP)Familiarity with Kubernetes in production environmentsProficiency in at least one programming or scripting language (Python, Java, Bash, or similar), including working with existing codebasesUnderstanding of software development and change management practicesExperience with monitoring and observability tools (Dynatrace, Prometheus, or similar)Ability to diagnose and resolve production issues with sound judgment around risk, rollback, and escalationExperience with CI/CD pipelines and automation toolsFamiliarity with incident response and post-incident follow-upStrong communication skills and ability to collaborate across teamsComfortable learning complex systems and seeking guidance when neededComfortable using AI tools to accelerate investigation, automation, and documentation while maintaining sound engineering judgmentPreferred Qualifications:Experience with Kafka, Java/JVM ecosystems, or large customer-facing platformsExperience with security remediation at scale (patch SLAs, CVE response, OS upgrades)Experience working with Jira-driven workflows and cross-team escalationFamiliarity with Harness, enterprise Git workflows, and audit-driven change controlsCompensation & Benefits:The salary range for Engineer I is $67,200.00 - $100,800.00 and for Engineer II is $84,000.00 - $126,000.00 based on experience and qualifications.Certain roles are eligible for annual bonus and may include equity. These awards are allocated based on company and individual performance.We offer employees access to healthcare benefits, a 401(k) plan and company match, short-term and long-term disability coverage, life insurance, wellbeing benefits and paid time off among others. Employees accrue up to 120 hours in their first year. Your accrual rate increases after your first year. We also offer 6 paid holidays.Full timePosting Date: 2026-08-07