Sr Site Reliability Engineer - Reliability Operations



Software Engineering, Operations
Staines-upon-Thames, UK
Posted on Wednesday, July 10, 2024

Company Description

At ServiceNow, our technology makes the world work for everyone, and our people make it possible. We move fast because the world can’t wait, and we innovate in ways no one else can for our customers and communities. By joining ServiceNow, you are part of an ambitious team of change makers who have a restless curiosity and a drive for ingenuity. We know that your best work happens when you live your best life and share your unique talents, so we do everything we can to make that possible. We dream big together, supporting each other to make our individual and collective dreams come true. The future is ours, and it starts with you.

With more than 7,700+ customers, we serve approximately 85% of the Fortune 500®, and we're proud to be one of FORTUNE 100 Best Companies to Work For® and World's Most Admired Companies™.

Learn more on Life at Now blog and hear from our employees about their experiences working at ServiceNow.

Unsure if you meet all the qualifications of a job description but are deeply excited about the role? We still encourage you to apply! At ServiceNow, we are committed to creating an inclusive environment where all voices are heard, valued, and respected. We welcome all candidates, including individuals from non-traditional, varied backgrounds, that might not come from a typical path connected to this role. We believe skills and experience are transferrable, and the desire to dream big makes for great candidates.

Job Description


The Site Reliability Engineering team is a group of highly technical engineers who are tasked with maintaining and developing the reliability, scalability and performance of the ServiceNow platform and infrastructure. The SRE is empowered to drive technical resolutions across the technology stack from application through to hardware and all stops in between. The ultimate goal of the SRE is to never have to escalate an issue to an engineering or development team and to completely own the resolution of incidents. They are also tasked with driving forward the operability of the platform to drive down incident numbers and to reduce MTTR. To accomplish this the team combines Software Development, Networking and Systems Engineering expertise with a strong desire to be challenged by problems of scale and complexity and to make services better for our customers.

What you get to do in this role:

As an Engineer in the SRE team you will:

  • Deliver immediate relief and provide a sustainable resolution to issues within the ServiceNow platform.
  • Use knowledge and experience in software development, application support, systems engineering and networking to proactively prevent issues from reoccurring.
  • Lead internal stakeholders and partner teams to improve the reliability, scalability and performance of the infrastructure through improved system design.
  • Champion and contribute to a culture of intolerance to manual activity, which results in an automation environment delivering repeatable and scalable response to system issues.
  • Ability to work in shifts (Sun-Wed / Wed-Sat 7:30 am to 17:30pm ) which includes one weekend day.


To be successful in this role, we need someone who has:

  • Knowledge of Linux systems.
  • Comfortable designing, authoring, testing, and debugging code in a team setting in one of the following languages such as Python, Go, Java, or Ruby.
  • Experience working with relational database: MySQL, MariaDB or PostgresSQL.
  • Experience working with systems at scale - supporting critical services with focus on automation, observability, availability, and performance.

Good to have:

  • Expertise in Observability and Monitoring of applications, services, and networks at scale.
  • Experience with DevOps automation, CI/CD pipeline and agile methodologies such as Gitlab CI-CD.
  • Experience writing test specifications and understand the fundamentals of test automation.
  • Experience working with Cloud technologies such as Azure and AWS.
  • Experience in configuration management of infrastructure using Ansible.
  • Experience with Kubernetes to orchestrate the deployment, scaling, and management of containers.

We also have pluses! They are not a 'must', but please highlight them on your resume if you have any of these: experience with cloud engineering, knowledge of core AI/ML techniques and algorithms, familiar with implementing Chaos engineering principles, experience in incident response process, post-mortem practices, or service best practice standards and web applications engineering.

What you can expect from us:

At ServiceNow, we make work better for everyone – including our own employees. We know that your best work happens when you live your best life and share your unique talents, so we do everything we can to make that possible for our employees. Win as a Team is part of our culture, and we aspire to wow our customers. We stay hungry and humble and focus on creating belonging. Sustainability, inclusivity, and diversity are key focus areas within our business framework so that we have transparency, equity, and accountability to deliver meaningful, measurable change. With our vision and dedication for a better future already underway. Join us on this journey!

In addition to a competitive salary, supportive teams, and a real opportunity to progress in your career with a forward-thinking organisation, we provide resources to help you and your loved ones be well. From benefits plans and programs, to mental health resources that offer coaching and 24/7 support, to family support resources and parental leave programs – we want to help you take care of yourself and your loved ones. Below is a glimpse into even more of our offerings or click here for a full list:

  • Along with holidays, we have company-wide designated global well-being days where everyone is off and can spend time doing what matters most.

  • Good working culture to support the balance you need in both work and life.

  • Parental leave programs.

  • Childcare and caregiving benefits.

  • A learning experience platform built using our own technology, to support your learning and development goals as well as a tuition reimbursement program.

  • A global, cross-functional mentoring program.

  • We also have team building activities, various employee belonging groups, volunteering, and community outreach programs.

Additional Information

ServiceNow is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, national origin or nationality, ancestry, age, disability, gender identity or expression, marital status, veteran status or any other category protected by law.

At ServiceNow, we lead with flexibility and trust in our distributed world of work. Click here to learn about our work personas: flexible, remote and required-in-office.

If you require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact us at [email protected] for assistance.

For positions requiring access to technical data subject to export control regulations, including Export Administration Regulations (EAR), ServiceNow may have to obtain export licensing approval from the U.S. Government for certain individuals. All employment is contingent upon ServiceNow obtaining any export license or other approval that may be required by the U.S. Government.

Please Note: Fraudulent job postings/job scams are increasingly common. Click here to learn what to watch out for and how to protect yourself. All genuine ServiceNow job postings can be found through the ServiceNow Careers site.

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