Senior Systems Engineer

Salary: £63,000 - 103,000 per year

Requirements:

• Advanced knowledge of Linux system administration
• Significant experience with systems automation using BASH, Python, Perl, or similar tools
• Significant experience with network fundamentals, including DNS, DHCP, TCP/IP, routing, switching, and HTTP
• Excellent troubleshooting skills across application, network, and host levels
• Experience writing technical documents, project plans, and progress reports for leadership and stakeholders
• Preferred: experience building and operating systems at scale
• Preferred: advanced knowledge of configuration management systems such as Puppet, Chef, Ansible, or related tools
• Preferred: significant experience with monitoring frameworks such as CloudWatch, Datadog, Grafana, Elastic, or similar

Responsibilities:

• Support the development and management of Compute, Database, Storage, Internet of Things (IoT), Platform, and Productivity Apps services in AWS
• Investigate root causes of customer issues and monitor metrics to identify trends and anomalies
• Own services and work to make out-of-hours support as efficient as possible
• Apply Operational Excellence best practices and automate manual processes
• Act as a technical leader and subject matter expert across multiple services
• Solve complex problems and improve services and features for our team
• Take ownership of undefined problems and deliver projects on schedule using appropriate technologies and systems-engineering best practices
• Make effective implementation trade-off decisions and help others with those decisions
• Identify and mitigate issues affecting availability, performance, security, stability, maintainability, or defects
• Use Linux expertise to troubleshoot, create fixes and workarounds, and keep software up to date
• Provide data and metrics to help manage capacity and efficiency
• Lead design, scoping, and prioritization discussions
• Recommend solutions that address the impact of technical decisions across teams
• Optimize and automate team processes to meet organizational goals
• Lead implementation reviews, including designs, code, operational readiness, deployment plans, and system changes
• Anticipate and mitigate patterns that affect system performance, reliability, or availability
• Create automation that simplifies workloads at scale
• Drive SOP, documentation, and runbook creation and review them for accuracy
• Promote and apply best practices
• Recruit and interview for our team and coach and mentor others
• Communicate clearly and collaborate with others to deliver results
• Work as self-starters, comfortable with ambiguity and change
• Stay customer-obsessed and resolve customer pain points quickly and completely

Technologies:

• AWS
• Ansible
• Bash
• Cloud
• CloudWatch
• Datadog
• Grafana
• HTTP
• IoT
• Support
• Linux
• Network
• Perl
• Puppet
• Python
• Security
• TCP/IP
• Web
• EC2

More:

We are Amazon Web Services (AWS), the worlds most comprehensive and broadly adopted cloud platform, building and operating some of the largest internet infrastructure on the planet. Our Utility Computing organization supports foundational and new AWS services across compute, database, storage, IoT, platform, and productivity apps, including specialized security solutions for customers. We offer a collaborative, purposeful, and enthusiastic environment guided by our Work Hard, Have Fun, Make History culture. We value diverse experiences, inclusion, mentorship, career growth, and work/life balance, and we encourage candidates to apply even if they do not meet every preferred qualification.

last updated 35 week of 2026