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# Senior Systems Engineer II

- **Company:** RELX Group
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Systems Engineering, Bash Shell, Business Software, Unix, System Configuration, Data Files, Linux, DevOps, Disaster Recovery, Monitoring of Systems, Identity and Access Management, Python (Programming Language), Performance Tuning, Newrelic, Software Vulnerability Management, Cloud Platform System, Reliability of Systems, Cloudformation, Amazon Relational Database Service, Cloudwatch, Terraform
- **Published:** November 3, 2026
- **Apply:** https://relx.wd3.myworkdayjobs.com/en-US/relx/details/London-Wall/Senior-Systems-Engineer-II_R120158-1

## About the Role

· Strong experience with AWS services (e.g., EC2, S3, RDS, networking, IAM, EKS)

· Solid knowledge of Linux/UNIX systems

· Experience with Infrastructure as Code (e.g., Terraform, CloudFormation)

· Scripting and automation (e.g., Bash, Python)

· Understanding of CI/CD pipelines and DevOps practices

· Knowledge of system monitoring and performance tuning tools (e.g., CloudWatch, NewRelic)

· Experience with incident, problem, and change management processes

· Understanding of security best practices (IAM, patching, vulnerability management)

· Knowledge of system recovery and disaster recovery strategies

## Description

Are you passionate about designing, building and maintaining reliable, scalable systems that support critical business applications?
Do you thrive on solving complex technical challenges, improving system performance and delivering robust infrastructure solutions?

About the team:

A global leader in information and analytics, we help researchers and healthcare professionals advance science and improve health outcomes for the benefit of society. Building on our publishing heritage, we combine quality information and vast data sets with analytics to support visionary science and research, health education, and interactive learning, as well as exceptional healthcare and clinical practice. At Elsevier, your work contributes to the world's grand challenges and a more sustainable future. We harness innovative technologies to support science and healthcare to partner for a better world., This role is responsible for the design, operation, and continuous improvement of cloud-based enterprise system environments. The Senior Systems Engineer contributes to project planning, ensures system reliability, security, and performance, and independently drives the resolution of complex system issues. This role also supports change management processes and promotes automation and operational efficiency in a DevOps-oriented environment., · Diagnose and resolve complex system and performance issues in cloud environments

· Monitor system health and proactively address risks to stability, performance, and security

· Design and implement system configurations, improvements, and automation

· Support and execute change management processes, including impact assessment

· Develop and maintain infrastructure as code and operational scripts

· Collaborate with development, support teams, and vendors to deliver reliable solutions

· Review and guide work from less-experienced engineers

· Contribute to improving system monitoring, alerting, and reporting

· Ensure system recovery readiness and effectively handle incident resolution

· Contribute to capacity planning and infrastructure scalability in AWS

· Apply security best practices and ensure compliance with internal standards

· Maintain clear documentation for systems, processes, and procedures