Senior Systems Engineer; AWS

Position: Senior Systems Engineer (AWS)
Location: Greater London

Senior Systems Engineer (AWS)
Are you confident leading the design and improvement of cloud-based systems, translating complex technical challenges into scalable, reliable solutions?

Do you have experience driving system reliability, incident management and continuous improvement in AWS or similar environments?

Location [Remote]About the team

A&G, STMJ Technology is a global team that builds and runs the platforms and services behind Elsevier’s research and academic products. Within this, the Platform Engineering team—part of Operations—focuses on keeping our cloud environments reliable, secure and performing  team works closely with engineering and support teams to monitor systems, respond to incidents and continuously improve how our platforms run. Led by the Platform Manager and aligned to the wider technology organisation, the team plays a key role in supporting day-to-day operations while helping drive improvements across our AWS environment.

About the role

As a Senior Systems Engineer, you will play a key role in operating, maintaining and improving our AWS-based environments, ensuring systems are reliable, secure and scalable. You will take a proactive role in identifying risks, resolving complex issues and driving system improvements that enhance performance and resilience.

Working closely with engineering, support and platform teams, you will contribute to system design, automation and infrastructure as code, helping to build efficient and well-managed cloud environments. You will support incident response and recovery, while also improving monitoring, alerting and operational practices across the platform.

You will combine technical expertise with a practical, problem-solving approach to deliver continuous improvements and support the long-term scalability of our platform services.

Key Responsibilities Monitor system health and proactively manage risks to performance, stability, and security

Diagnose and resolve complex system and performance issues

Design and implement system improvements, configurations, and automation

Support change management processes and impact assessments

Develop infrastructure as code and automation scripts

Collaborate with cross-functional teams and partners

Share knowledge and support team development

Improve monitoring, alerting, and reporting practices

Support incident response and recovery readiness

Contribute to scalability and capacity planning

Apply security best practices

Maintain clear documentation

Skills & Experience required:

Experience with cloud-based platforms and AWS services (e.g., EC2, S3, RDS, IAM, EKS)
Familiarity with Linux/UNIX systems

Experience with scripting or automation (e.g., Bash, Python)
Understanding of Dev Ops and infrastructure as code practices

Familiarity with Terraform, Cloud Formation, or CI/CD pipelines

Experience with monitoring tools (e.g., Cloud Watch, New Relic)
Knowledge of security, backup, and disaster recovery practices

Strong problem-solving and communication skills

Experience supporting system reliability and incident management

Interest in mentoring and knowledge sharing

If you are interested in the role, please apply with a cover letter and CV.Work in a way that works for youWe promote a healthy work/life balance across the organisation. With an average length of service of 9 years, we are confident that we offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.

Working in a hybrid way from both the office and at home Working flexible hours - flexing the times you work in the day Working with usWe are an equal opportunity employer with a commitment to help you succeed. Here, you will find an inclusive, agile, collaborative, innovative and fun environment, where everyone has a part to play. Regardless of the team you join, we promote a diverse environment with co-workers who are passionate about what they do, and how they do it.

Working for youAt Elsevier, we know that your wellbeing and happiness are key to a long and successful career. These are some of the benefits we…