Senior Engineering Manager – Site Reliability

Horizon3.ai

Senior Engineering Manager responsible for building Site Reliability function at Horizon3.ai. Leading hiring and development of a team while ensuring operational excellence and cultural change across engineering.

Posted 7/16/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $260,000 - $280,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and leading Site Reliability Engineering teams, with a focus on incident management, observability, and operational excellence. Proven ability to mentor and develop high-performing teams while fostering a culture of reliability and quality across engineering functions.

Highest-signal resume keywords

Site Reliability Engineering LeadershipIncident Management ProcessesObservability EngineeringCloud Provider ExpertiseTeam Building and Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Incident ManagementSLO/SLA DefinitionOperational RunbooksApplication Performance ManagementLogs and TracesService-Specific MetricsOn-Call ProgramsRecruiting and OnboardingMentoring and CoachingProcess Documentation

Soft Skills

LeadershipCollaborationTrainingCoachingPeer Management

Tools & Technologies

PagerDutyFireHydrantAWSGCPAzure

Industry Keywords

Incident ProfessionalismReliability CultureQuality EngineeringBlameless RetrospectivesEngineering Organization

Tech Stack

Tools & technologies

AWSAzureCloudGoogle Cloud Platform

About the role

Key responsibilities & impact

Build a SRE team, from scratch. Hire experienced site reliability staff and build a team of 4-6 in year one.
Professionalize incident management. Define and document incident processes and practices for your SRE team and for the application feature teams.
Drive incident professionalism and reliability culture across the engineering organization through training and process adoption.
Use design reviews, code reviews, and blameless retrospectives to drive a culture of quality and excellence in engineering.
Balance incident response while also executing on a roadmap of observability and reliability engineering initiatives.
Hire and directly manage site reliability engineers.
Responsible for recruiting, onboarding, mentoring, coaching, and developing your team.
Recognizing and retaining high performers.
Leading horizontally with peer management & senior leaders.

Requirements

What you’ll need

Demonstrated experience leading hiring and growing SRE or Infrastructure teams
Experience leading or building SRE functions, including incident management processes, on-call programs, SLO/SLA definition, and operational runbooks
Previous career experience as a Site Reliability Engineer
Deep hands-on experience with observability: application performance management, logs and traces, and golden signals and service-specific metrics
Experience in selecting and deploying incident management tooling (e.g., PagerDuty, FireHydrant,etc.)
Strong working knowledge of at least one major cloud provider (AWS, GCP, or Azure)

Benefits

Comp & perks

Health, vision & dental insurance for you and your family
Flexible vacation policy
Generous parental leave
Equity package in the form of stock options