{"id":1508383,"url":"https://alion.io/job/relx-senior-site-reliability-engineer","title":"Senior Site Reliability Engineer","company":{"id":3770,"name":"RELX","domain":"relx.com","url":"https://alion.io/company/relx","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":80,"open_postings":114,"ghost_share":0,"stale_share":0.807,"repost_share":0,"time_to_fill_p50_days":32,"computed_at":"2026-10-02T05:45:00Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":70000,"max_usd":141000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":32},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon CloudWatch","optional":false},{"name":"Amazon ECS","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"AWS Fargate","optional":false},{"name":"AWS Lambda","optional":false},{"name":"Bash","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"Docker","optional":false},{"name":"DynamoDB","optional":false},{"name":"Git","optional":false},{"name":"GitHub Actions","optional":false},{"name":"IAM","optional":false},{"name":"Incident Management","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"Terraform","optional":false}],"status":"live","first_seen_at":"2026-09-29T00:00:00Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-02T14:16:19Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Senior Site Reliability Engineer\nAre you passionate about building resilient, scalable systems that power mission-critical applications?\nDo you thrive on automating operations, improving reliability, and ensuring exceptional system performance?\nAbout the team:\nEmbedded Innovation Teams are cross-functional squads embedded within our segments to rapidly turn internal AI experimentation into validated, reusable solutions, building the capabilities we need to deliver customer value and growth. We work problem-first rather than tool-first, directly inside segment and function teams, improving the internal workflows that help our people deliver better outcomes for customers, faster.\nAbout the role:\nAs a Senior Site Reliability Engineer (SRE), you will play a key role in ensuring the reliability, scalability, and performance of our critical platforms and services. You will lead complex reliability initiatives, drive automation efforts to reduce operational toil, and help build resilient systems that deliver exceptional customer experiences.\nYou will leverage your expertise in observability, incident response, and distributed systems to proactively identify and resolve reliability challenges. Working closely with engineering teams, you will design and implement solutions that improve service availability, streamline operations, and enhance system recovery capabilities.\nYou will hold a high bar on code quality, flag risks and blockers early, and work alongside host-function stakeholders to make sure what you build fits real workflows, not assumed ones. You will also support handover and capability-building so the solution is owned and operable after the squad moves on.\nKey Responsibilities:\nCreates monitoring queries and establishes service level baselines.\nSupports senior engineers during incidents.\nMakes contributions during post-mortems and RCAs.\nParticipates in disaster recovery tests.\nImplements automation and executes code in production environments.\nContributes to SRE knowledge documentation.\nSupports the deployment, monitoring, and reliability of services integrating AI tools. \nDesign for Reliability\nCan support architecture and senior engineers in the creation of infrastructure topology drawings and deployment workflows.\nCan carry out the testing of availability, reliability, and recoverability in non-production environments.\nAble to benchmark and document test performance results to support production readiness reviews.\nHas advanced hands-on experience of DevOps practices including monitoring, virtual networks, cloud storage, containers and orchestration, CI/CD, configuration management, and securing cloud applications.\nIncident Management\nHas the ability to create and/or present RCAs including the executive summary, timeline, detailed impact statement, follow-on actions, and residual risks.\nAble to participate in the on-call rota and provide on-call support for other SRE engineers.\nCan write advanced automation scripts for incident response, including failovers and rollbacks.\nObservability\nHas a deep technical understanding of observability techniques across the full stack and can bring clarity to complex incidents or performance issues.\nAble to create templated observability dashboards and configuration using code so that others can implement quickly for their products.\nCan influence the setting of appropriate SLOs and Error Budgets.\nPlatforms and Automation\nCan work within or manage a cross-functional team in support of migrating applications to standard platforms.\nGives direction and consultancy to others when implementing new Paved Road features or Platforms.\nCan analyse and make recommendations to improve the SDLC and CI/CD processes.\nAble to create actionable reports on the operational health and lifecycle of platform and product components.\nRequirements:\n· Advanced Terraform: Expertise in modules, providers, state management, lifecycle controls, drift detection, safe refactoring, and remote state (S3, locking, cross-stack dependencies).\n· AWS Operations: Hands-on experience managing production, multi-account, multi-region AWS environments across ECS, RDS, ALB, VPC, IAM, Route53, ECR, S3, Lambda, DynamoDB, SQS, Secrets Manager, KMS, and CloudWatch.\n· GitHub Actions CI/CD: Experience building and troubleshooting reusable workflows, OIDC authentication, approval gates, runners, Terraform deployments, application deployments, and migration pipelines.\n· ECS Fargate & Containers: Strong knowledge of Docker, ECR, ECS task definitions/services, IAM roles, health checks, autoscaling, ALB integration, and deployment rollbacks.\n· AWS Networking & Security: Proficiency in VPCs, networking, ALBs, Route53, ACM/TLS, IAM, OIDC, Secrets Manager, KMS, and cloud security best practices.\n· Incident Response & Observability: Skilled in troubleshooting using logs, metrics, alarms, deployment history, root cause analysis, rollback decisions, and operational runbooks.\n· Linux & Automation: Strong Linux and Git fundamentals with Bash/Python scripting for AWS CLI automation, CI/CD, and operational tooling.\n· AI Tooling Deployment: Hands-on experience integrating and operating AI services and APIs in production, including monitoring, reliability, and security practices for AI-powered features.\n· Developer Enablement: Ability to support multiple engineering teams, troubleshoot across infrastructure and application layers, document solutions, and enable secure self-service practices.\nWhy Join Us?\nJoin our team and contribute to a culture of innovation, collaboration, and excellence. If you are ready to advance your career and make a significant impact, we encourage you to apply.\nWork in a way that works for you\nWe promote a healthy work/life balance across the organization. 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.\n· Working flexible hours - flexing the times when you work in the day to help you fit everything in and work when you are the most productive.\nWorking for you\nWe know that your well-being and happiness are key to a long and successful career. These are some of the benefits we are delighted to offer:\nComprehensive Pension Plan\nGenerous vacation entitlement and option for sabbatical leave\nMaternity, Paternity, Adoption and Family Care leave\nInternal communities and networks\nVarious employee discounts\nRecruitment introduction reward\nEmployee Assistance Program (global)\nAbout the business-\nA 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.\n\nWe know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Clickhereto access benefits specific to your location.\nWe are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.\nCriminals may pose as recruiters asking for money or personal information. We never request money or banking details from job applicants. Learn more about spotting and avoiding scamshere.\nPlease read our Candidate Privacy Policy.\nWe are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.\nUSA Job Seekers:\nEEO Know Your Rights.","description_format":"text","description_chars":8273,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Generous vacation","Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Publishing","Exhibitions","Legal Software","Financial Data & Market Intelligence"],"lifecycle":[{"event":"open","at":"2026-09-30T06:52:20Z"}],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":3,"expected_fill_days":32,"reasons":["conf:16","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-02T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/relx-senior-site-reliability-engineer","json_url":"https://alion.io/job/relx-senior-site-reliability-engineer.json","meta":{"generated_at":"2026-10-03T03:10:35Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":2832,"day_limit":5000,"remaining_today":2168,"minute_limit":60,"resets_at":"2026-10-04T00:00:00Z"}}}