Why Every Company Needs a DevOps Engineer — And How to Become One
In the fast-paced world of modern software development, one role has emerged as the glue between coding and deployment, innovation and operations, development and stability — the DevOps Engineer.
As more companies shift toward agile, cloud-based environments, the need for DevOps professionals is not just growing — it’s becoming essential. This blog explores why every company needs a DevOps engineer, what exactly they do, and how you can become one in 2025. Whether you’re a developer, system admin, or fresher, this is your complete guide to entering one of the most in-demand tech roles.
The Evolution of Software Development: Why DevOps Matters
Before DevOps, software development and IT operations worked in silos. Developers would write code and “throw it over the wall” to operations, who would then struggle to deploy and maintain it. This led to:
Delayed releases
Miscommunication
Frequent system failures
Customer dissatisfaction
DevOps is a culture, a mindset, and a set of practices that integrates development (Dev) and operations (Ops) to improve collaboration, speed up delivery, and ensure system reliability.
The Evolution of Software Development: Why DevOps Matters
Before DevOps, software development and IT operations worked in silos. Developers would write code and “throw it over the wall” to operations, who would then struggle to deploy and maintain it. This led to:
Delayed releases
Miscommunication
Frequent system failures
Customer dissatisfaction
DevOps is a culture, a mindset, and a set of practices that integrates development (Dev) and operations (Ops) to improve collaboration, speed up delivery, and ensure system reliability.
What Does a DevOps Engineer Really Do?
DevOps engineers play a critical role in modern tech teams. They automate workflows, monitor infrastructure, manage CI/CD pipelines, and ensure faster, safer deployments.
Key Responsibilities Include:
Creating automated CI/CD pipelines
Managing infrastructure as code (IaC)
Monitoring system performance and availability
Collaborating with developers and IT teams
Ensuring security throughout the lifecycle
A DevOps engineer is part developer, part sysadmin, part quality analyst, and part cloud architect — making them indispensable.
Why Every Company Needs a DevOps Engineer
Here’s why DevOps is no longer optional — it’s mission-critical for modern businesses:
1. Faster Time to Market
DevOps automates builds, tests, and deployments, helping businesses release products faster and respond to market demands in real time.
2. Improved Security and Compliance
By integrating security into development (DevSecOps), companies can identify vulnerabilities early and stay compliant with industry regulations.
3. Reduced Downtime and Failures
Continuous monitoring and rapid rollback capabilities help minimize service outages and user impact.
4. Better Collaboration Between Teams
DevOps fosters a culture of shared ownership and accountability, breaking down traditional silos.
5. Increased Efficiency and Lower Costs
Automation reduces manual work, human error, and infrastructure costs.
In short, DevOps engineers make tech operations smarter, faster, and safer. That’s why startups, MNCs, and even non-tech companies are hiring them at record speed.
DevOps in Action: Real-World Examples
Amazon deploys new code to production every 11.7 seconds thanks to DevOps.
Netflix uses DevOps to scale infrastructure and deliver seamless streaming worldwide.
NASA applies DevOps to manage cloud infrastructure for space missions.
Whether it’s e-commerce, entertainment, finance, or logistics — DevOps is at the core of digital transformation.
Skills You Need to Become a DevOps Engineer
DevOps isn’t tied to one tool or language — it’s about combining mindset, coding, automation, and collaboration.
Here are the must-have skills:
1. Programming/Scripting
Languages like Python, Bash, or Shell scripting are essential for automation tasks.
2. Linux Fundamentals
Most servers run on Linux — understanding commands, permissions, and shell is foundational.
3. Version Control
Git & GitHub are critical for source code management and collaboration.
4. CI/CD Tools
Jenkins, GitLab CI, CircleCI — these help you build and deploy code automatically.
5. Cloud Platforms
AWS, Azure, or Google Cloud — cloud knowledge is mandatory in 2025.
6. Containerization & Orchestration
Master Docker and Kubernetes to deploy scalable, isolated applications.
7. Monitoring Tools
Prometheus, Grafana, Nagios — for tracking system performance and resolving issues proactively.
DevOps Roadmap: From Beginner to Pro
Here’s a simplified path to becoming a DevOps engineer in 2025:
Step 1: Learn Linux + Git + Scripting
Start with the basics — command-line tools, Git, and scripting.
Step 2: Get Familiar with Cloud & Networking
Understand virtual machines, VPCs, load balancers, and cloud services.
Step 3: Learn CI/CD Pipelines
Build pipelines using Jenkins or GitHub Actions.
Step 4: Dive into Docker & Kubernetes
Containerize your apps and deploy them using orchestration tools.
Step 5: Automate Everything
Explore Terraform or Ansible for Infrastructure as Code.
Step 6: Monitor & Secure
Implement logging, monitoring, and security best practices.
Step 7: Join a DevOps Engineer Course in Chennai
Learning on your own can be overwhelming. A structured program can help you master tools with real-time projects.
Learn DevOps the Right Way — With Expert Training in Chennai
If you’re looking to break into this high-demand career, it’s important to learn from the right source. At Trendnologies, you can enroll in a DevOps engineer course in Chennai that is built for 2025 tech requirements.
Why Trendnologies?
Learn from industry professionals with real-world experience
Get access to hands-on labs and live projects
Build CI/CD pipelines, work with cloud platforms, and deploy microservices
Receive placement support and interview guidance
Recognized as one of the best software training institutes in Chennai
Whether you’re a beginner or already in tech, Trendnologies’ DevOps course will help you gain the confidence to crack job interviews and work on real projects.
DevOps Engineer Salary and Career Opportunities
Here’s what makes DevOps a lucrative career choice in 2025:
Salary Trends in India
Entry-level: ₹5–8 LPA
Mid-level (2–5 yrs): ₹10–18 LPA
Senior roles: ₹20+ LPA
Freelancers & consultants earn even more on international projects
Roles You Can Explore
DevOps Engineer
Site Reliability Engineer (SRE)
Cloud DevOps Engineer
Automation Engineer
DevSecOps Engineer
Companies like TCS, Infosys, Amazon, IBM, and Google are hiring DevOps engineers aggressively.
Final Thoughts: Why DevOps is the Future of IT
As businesses race toward automation, scalability, and reliability, the role of the DevOps engineer becomes more vital than ever. From deploying code to scaling applications across cloud platforms, DevOps sits at the heart of every successful tech organization.
If you want to future-proof your career, now is the time to invest in DevOps. And if you’re based in Chennai, you don’t have to look far.
Enroll in the best DevOps engineer course in Chennai at Trendnologies — the best software training in Chennai — and start building the skills that top employers are looking for.
The world of tech is moving fast — DevOps helps you stay ahead.