The cloud leader's job: landing zones and account structure
A big school is not one giant room. It has a building for each grade, a classroom for each class, and an office that sets the rules for everyone. In the cloud, a leader builds the same kind of map: separate spaces for each team, and one place at the top where the shared rules live.
- Before this course: Cloud Architecture: reliable, secure design (course 7.9.3). There you designed one workload well. Here you design the home that all workloads live in, and the rules that keep it safe and affordable.
- Accounts are walls. AWS says an AWS account is an isolation boundary for identity and access management, and by default no access is allowed between accounts. AWS recommends using several accounts to separate workloads rather than one account, and says charges are based on resource usage, not on the number of accounts.
- Each provider has a hierarchy:
| Provider | Top | Groups | Where resources live | How rules flow |
|---|---|---|---|---|
| AWS | Organization (management account) | Organizational units (OUs) | Accounts | Policies attached to an OU apply to the accounts in it |
| Microsoft Azure | Root management group ("Tenant root group") | Management groups | Subscriptions, then resource groups | Access and policies cascade down by inheritance |
| Google Cloud | Organization | Folders | Projects | IAM roles and organization policies are inherited downward |
- Azure limits to know: a management group tree can be up to six levels deep, not counting the root level or the subscription level. Each management group and subscription has only one parent. Anything assigned at the root applies to every resource in the directory, so Microsoft says assignments at the root should be "must have" only.
- Google Cloud: the organization is the parent of all folders and projects, and the effective policy on a resource combines its own policies with those inherited from above.
- Landing zone: AWS describes a landing zone as an orchestration framework for your foundational AWS environment. In the Microsoft Cloud Adoption Framework (CAF), the outcome of Azure adoption is an Azure landing zone plus operational standards that support all workloads.
- The Microsoft CAF lists seven phases: Strategy, Plan, Ready, Adopt, Govern, Secure and Manage. AWS keeps a clean security OU that holds only the essential security accounts designated by AWS Control Tower.
- A cloud leader owns four things: the structure (this lesson), the rules (tags, cost and access, lessons 2 to 4), the change plan (migration, lesson 5) and the people (skills and reviews, lessons 6 and 7).
- Pick a made-up organization for this course, for example a clinic group with a website team, a bookings team and a finance team.
- Write the top of the tree (organization or root group).
- Add groups. One example structure: Security (log and audit accounts), Shared services (network, identity), Workloads (split into Production and Non-production) and Sandbox (for learning, with strict budgets). Microsoft's own example shows "Landing zones" (with Corp and Online) and "Sandbox" groups.
- Under each group, list the accounts, subscriptions or projects, and give each one a named owner.
- Write the three rules that must apply everywhere (for example: audit logs stay on, only approved Regions, every resource tagged). Put them at the highest group where they are truly "must have".
- Write one rule that applies only to Sandbox (for example, a small budget with an action).
- Check: every account has one parent and one owner, production is separate from non-production, and you can say why each top-level rule belongs at the top.
Videos by other creators on YouTube, for reference. They are not made by or affiliated with The Future Market.
Read the video script
[Host] "One account for everything feels simple. Until one mistake breaks everything."
[Screen: a tree with Security, Shared services, Workloads and Sandbox] "A cloud leader draws the map first. Separate spaces for each team, and one place at the top for shared rules."
[Text on screen: Accounts are walls. Rules flow down.] "Accounts, subscriptions and projects are walls. Rules set higher up flow down to everything below."
[Host] "Put only the must-have rules at the very top. Everything else goes lower, closer to the team."
Draw the hierarchy for your made-up organization on one page. Next to each group, write its owner and the rules attached to it. Underline any rule at the top that is not truly "must have", and move it lower.
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I'm learning "Cloud Leadership: governance, cost and certification paths" on The Future Market. Lesson 1: "The cloud leader's job: landing zones and account structure".
What the lesson teaches:
- Before this course: Cloud Architecture: reliable, secure design (course 7.9.3). There you designed one workload well. Here you design the home that all workloads live in, and the rules that keep it safe and affordable.
- Accounts are walls. AWS says an AWS account is an isolation boundary for identity and access management, and by default no access is allowed between accounts. AWS recommends using several accounts to separate workloads rather than one account, and says charges are based on resource usage, not on the number of accounts.
- Each provider has a hierarchy:
- Provider - Top - Groups - Where resources live - How rules flow
- AWS - Organization (management account) - Organizational units (OUs) - Accounts - Policies attached to an OU apply to the accounts in it
- Microsoft Azure - Root management group ("Tenant root group") - Management groups - Subscriptions, then resource groups - Access and policies cascade down by inheritance
- Google Cloud - Organization - Folders - Projects - IAM roles and organization policies are inherited downward
The exercise I'm working on:
Draw the hierarchy for your made-up organization on one page. Next to each group, write its owner and the rules attached to it. Underline any rule at the top that is not truly "must have", and move it lower.
I'm stuck. Please:
1. Explain the main idea in plain, simple words with one everyday example.
2. Walk me through the exercise one small step at a time. Ask me what I've done so far before giving the next step.
3. Don't just give me the final answer. Help me do it myself, and check my work when I share it.I'm a parent helping my child (about 8 years old) with a lesson called "The cloud leader's job: landing zones and account structure" from the course "Cloud Leadership: governance, cost and certification paths". Here's what the lesson says: A big school is not one giant room. It has a building for each grade, a classroom for each class, and an office that sets the rules for everyone. In the cloud, a leader builds the same kind of map: separate spaces for each team, and one place at the top where the shared rules live. The activity: Draw the hierarchy for your made-up organization on one page. Next to each group, write its owner and the rules attached to it. Underline any rule at the top that is not truly "must have", and move it lower. Please explain this so an 8-year-old understands: short sentences, a fun everyday example, and no hard words. Then give me 3 simple questions I can ask my child to check they understood, and a way to do the activity together, one tiny step at a time.
Sources
- AWS, Organizing your AWS environment using multiple accounts: docs.aws.amazon.com/whitepapers/latest/organizing-your-aws-environment
- Microsoft Learn, Organize your resources with management groups: learn.microsoft.com/en-us/azure/governance/management-groups/overview
- Google Cloud, Resource hierarchy: docs.cloud.google.com/resource-manager/docs/cloud-platform-resource-hi
- Microsoft Learn, Cloud Adoption Framework overview: learn.microsoft.com/en-us/azure/cloud-adoption-framework/overview
- AWS Prescriptive Guidance, Migration strategy overview (landing zone): docs.aws.amazon.com/prescriptive-guidance/latest/strategy-migration/ov
A tagging policy that people follow
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Cost governance: FinOps, budgets, anomalies and commitments
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Access policy and guardrails for the whole organization
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Planning a migration: assess, mobilize, migrate
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Certification routes for you and your team
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Leading reviews and teaching others
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Final project
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Quiz
Why do cloud leaders use several accounts, subscriptions or projects instead of one?
They act as walls: they isolate teams and workloads, limit damage from mistakes and make costs easier to see.
What happens to a rule set at the top of the hierarchy?
It flows down to everything below it, so only "must have" rules belong there.
Does an AWS tag policy find resources that have no tags at all?
No. Untagged resources are not evaluated, so you also need a report or another control for missing tags.
Why roll out a tagging policy in stages?
So teams can fix problems before enforcement blocks their work: report first, then enforce on new resources, then fix old ones.
What are the three FinOps phases?
Inform, Optimize and Operate.
Does an alerts-only budget stop spending?
No. It only sends alerts; stopping spend needs an action or a person.
What is the difference between showback and chargeback?
Showback shows each team its costs; chargeback actually bills the cost to the team's budget.
Why have two or more emergency access accounts, and why alert on every use?
So the organization is not locked out if one fails, and so any use, real or wrong, is seen and reviewed.
Which migration strategy means moving an application without changing it?
Rehost, also called "lift and shift".
Why check records before retiring an old system?
Tax, accounting and other records may have to be kept for years; archive what the law requires before deleting.
Why should a leader start with a skills matrix before picking certifications?
Certifications should close real skill gaps for each role, not be collected for their own sake.
What makes a design review "blameless"?
It judges the design and the causes, not the person, and ends with actions, owners and dates.
Final exam
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Certificate
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