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Before moving further on how to become a DevOps engineer, Who is a DevOps Engineer? A DevOps Engineer is an IT professional who collaborates with developers, system admins, and other IT staff with having a thorough knowledge of various automation tools for developing digital pipelines to manage the deployment and other processes. More Precisely, a DevOps Engineer is the one who has a deep understanding of the Software Development Life cycle(SDLC) process. A DevOps Engineer can be responsible for various roles & responsibilities as per the requirements of the organization, some of these are listed below:
- Project Planning
- Software Development & Deployment
- Quality Assurance / Testing
- Security & Automation
- Maintenance and Troubleshooting, etc.
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Now that we know who exactly is a DevOps engineer, let us see on how to become a DevOps engineer. Let’s go through the complete roadmap and discuss all the skills & approaches that are required to become a DevOps Engineer-
1. Programming Skills
Knowing programming languages is one of the most basic and essential abilities for becoming a DevOps Engineer. A DevOps Engineer must be knowledgeable in programming or scripting languages in order to do tasks such as debugging code, integrating database updates, automating the development and deployment process, and so on. Programming languages are also required for a successful Continuous Integration/Continuous Delivery (CI/CD) methodology. To enter into DevOps, you can use languages like Python, Perl, Ruby, and others. Furthermore, before choosing a DevOps language, you must consider numerous factors such as scalability, efficiency, modularity, and so on.
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2. Knowledge of Linux and Operating System Concepts
Indeed, expertise with operating systems such as Linux and understanding of OS concepts is required to work as a DevOps Engineer. Meanwhile, because the majority of businesses utilise Linux for their applications, it is strongly recommended. Although you do not need to be an expert in Linux (or any other OS), having a general understanding of the operating system will help you achieve better results. Furthermore, you must be familiar with major operating system principles such as Process Management, I/O Management, Threads and Concurrency, Memory Management, and so on.
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3. Software Configuration and Deployment Expertise
As a DevOps professional, you must understand how to configure software and the deployment process. This is the third skill commonly required when we talk on how to become a DevOps engineer. A DevOps Engineer is responsible for keeping everything running well, thus understanding all of the procedures from configuration to deployment is vital. DevOps Engineers must also automate the deployment process and other duties in order to improve the dependability, consistency, and amount of accurate deliveries. For effective deployment, a DevOps engineer should also be familiar with cluster management software and containerization. To setup and deploy the application in the production environment, you can use tools like Puppet or Docker.
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4. Become acquainted with Infrastructure as Code
Infrastructure as Code is a strategy that allows you to simplify and automate the deployment process by generating the necessary environment based on the requirements. Infrastructure as Code, on the other hand, allows you to manage your IT infrastructure through configuration files. Ops can now declare the stack once as a declarative configuration file and deploy it numerous times, unlike in the past. Deployment gets faster as well, and it may happen quickly on every commit. Azure Resource Manager, Terraform, SaltStack, and many more Infrastructure as Code solutions are commonly used by DevOps experts.
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5. Knowledge of CI/CD Pipelines
The most crucial thing for DevOps Engineers is to understand the Continuous Integration/Continuous Delivery (CI/CD) workflow. These can be thought of as an element of the delivery pipeline. Continuous Integration is the process of developers integrating code into the main branch of a shared repository. It aids in cost-cutting, efficient work, and so on. Meanwhile, Continuous Delivery automates the delivery of that validated code to a repository, following the Continuous Integration procedure. Software release becomes more efficient and simple with the help of Continuous Delivery. Jenkins, CircleCI, GitLab, and other CI/CD solutions are available.
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6. Security & Networking
DevOps Engineers must deal with a variety of servers, connections, and data transfers, among other things, therefore they must be familiar with networking fundamentals in order to manage the IT workflow. Meanwhile, you can enrol in a variety of training programmes or take online courses to better understand networking fundamentals. If you want to know how to become a DevOps engineer, a DevOps expert must also be concerned with the security of the organization's total environment at all stages, whether development, testing, deployment, or any other. You can set up numerous security rules for the company, manage and regulate network access, and automate security operations, among other things.
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7. Automation, monitoring, and other tools knowledge
Automation is, without a doubt, the most important part of the DevOps process. Whether it's source code management, configuration and deployment, or anything else, it has to be automated. As a result, you'll need to arm yourself with DevOps tools like Git, Docker, Chef, Puppet, Ansible, and so on. It is also critical for DevOps professionals to collect feedback and execute improvements as soon as possible. A timely feedback mechanism aids in improving overall workflow efficiency. DevOps Engineers can use many monitoring tools such as Nagios, Splunk, and others.
8. Cloud Services and Providers
What are we going to do if we don't remember this? Yes, because most firms employ Cloud Services on their platforms, DevOps professionals must get familiar with Cloud Services and Providers. As a DevOps Engineer, you must be familiar with cloud technology, as well as its requirements and benefits for your company.This is the last final skill commonly required when we talk on how to become a DevOps engineer. In the meantime, you should pay greater attention to themes like cloud formation and architecture, cloud service models, deployment models, virtualization and cloud computing, and so on. Cloud services are provided by a variety of firms, including Google Cloud Platform, Amazon Web Services (AWS), Microsoft Azure, and others.
Apart from the above-mentioned technical skills for how to become a DevOps engineer in 2022, you’re required to work on several soft skills as well to become a DevOps Engineer. As a DevOps person, you have to act as a mediator and collaborate with various IT teams for effective functioning. And with the same concern, you need to work on various soft skills such as Communication, Time Management, Leadership, and many more. Meanwhile, having appropriate soft skills will not help you in managing the DevOps process, but will also give you an edge over other DevOps professionals (having the same set of technical skills) in various career opportunities.
You now have a thorough understanding of all the skills required to work as a DevOps Engineer and how to become a DevOps engineer. Let's also go through some of the most significant DevOps certifications on the market that can help you get started as a DevOps Engineer. Docker Certified Associate, Azure DevOps Solution Certification, Puppet Professional Certification, and many other DevOps certifications are available. DevOps Certifications not only improve your knowledge, but they also validate your talents in a specific domain, which can help you grow your career.
As a result, this provides a comprehensive roadmap for anyone interested in pursuing a career in DevOps or on how to become a DevOps engineer in 2022.