Senior Software Engineer

Ireland·Limericksenior

Software EngineerSoftware Engineering

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Overview

Job Description OnStar is a cornerstone of General Motors’ connected services—bringing safety, security, diagnostics, navigation, and convenience to customers through the mobile apps, website,

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Software EngineerSoftware Engineering

OnStar is a cornerstone of General Motors’ connected services—bringing safety, security, diagnostics, navigation, and convenience to customers through the mobile apps, website, and the in-vehicle experience, supported by a complex set of cloud services and integrations operating at global scale. To support this, we’re scaling our Site Reliability Engineering (SRE) organization in Dublin, responsible for keeping the OnStar product line resilient, performant, and scalable for millions of customers.

We are seeking an experienced engineer with a strong background in SRE, cloud operations, and project ownership to help build and improve reliability practices across our customer-facing OnStar experiences and the services behind them.

Responsibilities

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Design and implement scalable, fault-tolerant, and observable infrastructure supporting OnStar mobile and web experiences, in-vehicle services, and the backend platforms and integrations that power them.

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Drive adoption of configuration management, infrastructure refactoring, and testing frameworks to strengthen system resilience.

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Partner across SRE, development, and product teams to improve service reliability, deployment safety, and incident response practices.

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Provide consultation and contribute to planning on reliability standards for new OnStar capabilities, customer-facing releases, and platform initiatives.

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Help evolve and implement an observability approach using tools such as Prometheus, Grafana, and Datadog, with automated alerting and actionable SLO dashboards.

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Support and improve on-call practices, manage blameless postmortems, and guide root cause analysis to eliminate recurring failures.

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Mentor engineers and support a culture rooted in extreme ownership and operational excellence.

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Support compliance and privacy-driven engineering initiatives across connected services, with potential crossover into areas like data retention and safety certification tooling.

6+ years in SRE, DevOps, or systems engineering, including experience mentoring engineers and leading project-level technical work.

Track record of building and maintaining high-scale, cloud-native systems (preferably AWS, GCP, or Azure).

Expertise in container orchestration and deployment strategies using Kubernetes and CI/CD pipelines.

Proficiency in Python, Go, or Java, with strong code review and readability standards.

Experience leading cross-functional infrastructure projects, configuration strategy, or organizational tooling initiatives.

Ability to think and act under pressure — whether debugging a live incident or balancing uptime vs cost trade-offs.

Familiarity with privacy engineering, data security, or experience supporting compliance frameworks is a plus.

Strong communication skills — able to influence, mentor, and lead across diverse technical teams.

What We Offer

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This is more than an engineering role — it’s an opportunity to help deliver reliable connected experiences customers depend on. At GM, you’ll join a team committed to cutting-edge technology, sustainability, and inclusive innovation. With meaningful projects, a collaborative culture, and a global mission, your impact will be tangible and far-reaching—improving reliability across OnStar mobile apps, web experiences, in-vehicle services, and the systems behind them.

We believe we all must make a choice every day – individually and collectively – to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee to feel they belong to one General Motors team.

Our vision is a world with Zero Crashes, Zero Emissions and Zero Congestion and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.

General Motors is committed to being a workplace that is not only free of unlawful discrimination, but one that genuinely fosters inclusion and belonging. We strongly believe that providing an inclusive workplace creates an environment in which our employees can thrive and develop better products for our customers.

We encourage interested candidates to review the key responsibilities and qualifications for each role and apply for any positions that match their skills and capabilities. Applicants in the recruitment process may be required, where applicable, to successfully complete a role-related assessment(s) and/or a pre-employment screening prior to beginning employment. To learn more, visit How we Hire.

General Motors offers opportunities to all job seekers including individuals with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, email us or call us at 1-800-865-7580. In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying.