I&O EMEA AWS

Description

Under the general direction of the I&O SRE & Technical Process Manager, the Edge Site Reliability Engineer is responsible for driving continuous improvement in uptime, availability, reliability, massive automation, and the evolution of systems to drive improving customer experience. He/She works in close collaboration with peers in Digital Engineering, Applications, Operations, Security, Enterprise Architecture, Process Management and Global SRE to drive service evolution. The outcome is robust operational capabilities married with product evolution that delivers results for the business.

The Edge SRE is also responsible for the availability of the digital applications in which he/she is involved either in the cloud and on premises.

He/She might spend ~50% of their time in hands-on Operations within the Product Teams for SLO attainment and their remaining time:

  • Engaging in healthy design debate to achieve a suitable balance between cost optimization and reliability.
  • Providing expert consulting services within Product Teams to drive the minimization of manual tasks through mass automation and self healing capabilities.
  • Leading the postmortem process and outcomes whilst encouraging blameless reviews of defects / service impacts and identifying ways to improve.
  • Influencing the adjustment of the end-to-end operations, release processes and technologies to drive attainment of SLO targets and increase product reliability.

Responsibilities

  • Guarantee the general system uptime, focus on availability to comply with the defined SLA, SLO and SLI.
  • Define metrics. As applications evolve over time, edge SRE is responsible for adapting the right SLI and SLO and identifying significant projects that result in substantial cost savings or revenues.
  • Spend <=50% of their time spent on hands-on Operational run activities (toil). The remaining 50% should be focused on reliability, performance and efficiency improvements for Products
  • Supports the Problem Management process and Root Cause Analysis following P1 incidents by promoting:
    o Error budget control.
    o Post mortem culture. Let’s learn from the errors.
    o React under security breach and promote an incident protocol.
  • A strong relationship with the security and operation team to support continuous improvement of security assessments regarding:
    o Patching.
    o Vulnerabilities.
    o Secrets/Keys/Certifications.
    o Compliance (Agents/clients installed)
  • Release strategy. Defining the involved parts, creating guidelines for version control and name conventions, recommended testing phases and releases.
  •  Contribute to new demand assessment by providing technical validation of the demand and is in charge of the reliability engineering component of the demand.
  •  Continuous improvement functions as eliminating toil , learning through Chaos engineering testing, creating and collaborating on improvement plans. Relation with business continuity, helping with the assessment if it is required, doing or participating in the DR design and reviewing the runbooks. Helping to prepare for Chaos Engineering tests.
  •  Participate in communication strategies, showing zone technical trends, reports of his/her function and helping to prepare the training path for a new edge SRE with recommended readings, practices and training if it is required..
    •  Maintain and review technology solutions catalog.
    •  Providing early engagement consulting to discuss specific architectures and design choices in detail, and to help validate assumptions with the help of targeted prototypes
    •  To assist in ensuring that the Infrastructure & Operations practices & processes are aligned with:
      •  LafargeHolcim business objectives and priorities (Health & Safety,
      • Communication, Distribution Model, Innovation, ...)
      • LafargeHolcim IT infrastructure strategy
      •  LafargeHolcim Identity Management Systems
      •  LafargeHolcim Business Systems
      •  LafargeHolcim IT Security Policies and Directives
      •  LafargeHolcim Demand, Project Portfolio and Finance Management Policies
        and standards.

Position Requirements

Education/Qualifications

  • Bachelor’s Degree in Information Technology or related discipline.
  • Distinctive qualifications relating to his/her area of expertise.
  • Preferred AWS solution architect certification and/other public cloud service providers.

Experience 

  • Experience working in devops team
  • Previous experience in this role is desirable
  •  Proven experience collaborating in technical designs oriented to availability and reliability.
  • Experience in using and integrating cloud solutions.
  • Experience designing for scalability, capacity planning and resource management
  • At least 3 years or more of experience in Cloud and Devops teams,
  • At least 7 years experience in Applications, Infrastructure, Storage, Platforms

Knowledge and Skills

  • Well versed and proficient on Automation Tools for IaaS / PaaS services such
    as:
    • Infrastructure as a Code (i.e Cloud Formation,Terraform, Azure RM ... etc)
    •  Cloud most used mark-up languages (YAML, JSON)
    •  Configuration Management Tools (i.e AWS System Manager, Ansible, Chef , Puppet ... etc)
    •  Scripting for Operations (i.e Bash, PowerShell, Python.. etc).
    •  Source Control Management (Git, bitbucket, gitlab, github)
    •  CI/CD Orchestration Tools (i.e Bitbucket pipelines, Jenkins, CircleCI, Github Actions, AWS Code Deploy, Azure DevOps....etc).
  •  Proficient in Operation IaaS services on at least one cloud service provider (AWS - preferred, Azure or GCP) in following domains
    • Compute
    • Network
    •  Storage
    •  IAM
  •  General awareness of containerization technologies (AWS EKS/ECS/ECR, Kubernetes, Docker, etc.)
  •  General awareness of microservices/serverless technologies (Lambda, Azure Functions)
  • Infrastructure Monitoring Tools (i.e CloudWatch, New Relic, Data Dog, ELK , Telegraf, Checkmk, Alaloop, AppDynamics ... etc).
  • Vertical Knowledge of technology solutions and ability to learn, understand, and work quickly with new emerging technologies, methodologies, and solutions in the Cloud/IT technology space. He/ she might participate in proof of concepts and help or perform technical design if it is required.

Language Requirements

English and Spanish required

Travel Requirements

Occasional International travel

Other Information

  • Preferred technical/functional skills:
    • Knowledge in Network and Security technologies ( SDWAN( Meraki, velocloud), MPLS, Cisco and Nexus switches, Cisco Routers, Cisco firewalls ( ASA, FPR) and Load Balancers i.e F5/Netscaler).
    • Understanding of Converged Infrastructure(i.e VMware+Cisco UCS+EMC Storage) and HyperConverged (i.e Nutanix)
    •  Knowledge of Citrix solutions (namely XenApp)
    • Understanding of VOIP and Call centre technologies / architectures /operations.
    • Identity Access Management:. Understanding of Identity Lifecycle, access management, Identity Federation, provisioning, certification, governance, Active/Google Directory, MFA, Anti-virus and security, SAP-GRC, Sailpoints, Okta, Ping, etc.)
    • General Distributed Systems Understanding (i.e DBaaS, Hadoop Based Systems, Kafka ... etc)
    • Knowledge in relational databases (Oracle, MS SQL Server, PostgreSQL, MySQL) and non relational databases (MongoDB, Redshift, Coachbase....).
    •  Virtualization and Containerization Technologies (i.e Kubernetes, Docker, Tunzu, VMware on AWS ... etc)
    • SAP Systems (BASIS administrators)
    • Disaster recovery tools (Druva, CPM, etc.)
    • End-to-End Monitoring tools (appdynamic, Dynatrace)
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