As technology continues to drive global connectivity, businesses rely heavily on computer networks to maintain seamless operations. Behind these networks are professionals who design, implement, and maintain them—network engineers. If you’re analytical, tech-savvy, and passionate about infrastructure, understanding how to become a Network Engineer can open doors to a rewarding and high-demand IT career. This guide covers everything you need to know—from day-to-day responsibilities to required skills, salary expectations, and the long-term career path.
What Is a Network Engineer?
A Network Engineer is an IT professional responsible for building and maintaining the daily operation of computer networks. These networks include local area networks (LANs), wide area networks (WANs), intranets, and extranets.
Unlike network administrators who focus on routine maintenance and troubleshooting, network engineers design and develop complex networking solutions and focus more on planning and scaling.
What Does a Network Engineer Do?
Here’s a closer look at the main responsibilities of a network engineer:
- Design and Implement Networks: Create network configurations based on organizational needs.
- Maintain System Performance: Monitor network activity and performance, addressing bottlenecks or failures.
- Configure Firewalls and Security Measures: Ensure data security and access management.
- Manage Cloud and Hybrid Infrastructure: Many network engineers now manage systems on AWS, Azure, or hybrid models.
- Upgrade Network Hardware and Software: Keep systems updated with the latest technologies.
- Collaborate Across IT Departments: Work with security, development, and operations teams.
According to Cisco, over 95% of global businesses depend on robust network systems to operate effectively—highlighting the value of skilled network engineers.
Types of Network Engineers
Different organizations require different networking specializations. Here are some of the most common roles:
| Type | Focus Area |
|---|---|
| Network Architect | Designs entire network systems and infrastructure. |
| Security Network Engineer | Specializes in firewalls, VPNs, and threat prevention. |
| Wireless Network Engineer | Focuses on wireless tech like Wi-Fi, cellular, and satellite systems. |
| Cloud Network Engineer | Builds and manages cloud-based network environments (e.g., AWS, Azure). |
| VoIP Engineer | Develops voice-over-internet protocol systems. |
How to Become a Network Engineer: Step-by-Step
If you’re wondering how to become a Network Engineer, here’s a structured path:
Step 1: Earn a Degree
A bachelor’s degree in computer science, information technology, or network engineering is ideal. Some employers accept associate degrees with certifications.
Step 2: Build Foundational IT Skills
Before becoming a network engineer, develop general IT experience, such as:
- System administration
- Helpdesk support
- Hardware troubleshooting
Step 3: Learn Networking Fundamentals
Study the OSI model, IP addressing, subnetting, DNS, and protocols like TCP/IP, BGP, and OSPF.
Step 4: Get Certified
Industry certifications boost credibility. Start with:
- CompTIA Network+ (entry-level)
- Cisco CCNA (intermediate)
- AWS Certified Advanced Networking (cloud-focused)
Step 5: Gain Hands-On Experience
Entry-level roles like Network Technician or Junior Engineer allow you to apply your knowledge in real-world settings.
Step 6: Advance to Mid-Level and Senior Roles
With 3–5 years of experience, aim for more complex engineering roles, managing projects, architecture, or cloud transitions.
Key Skills Every Network Engineer Needs
Mastering both technical and soft skills is essential for long-term success.
Technical Skills:
- Network routing and switching
- Firewalls and VPN setup
- Network performance monitoring
- Cloud networking (AWS, Azure, GCP)
- Scripting (Python, Bash)
- Virtualization (VMware, Hyper-V)
Soft Skills:
- Analytical thinking
- Problem-solving under pressure
- Communication and teamwork
- Documentation and reporting
- Project management
Tools and Technologies Used by Network Engineers
Familiarize yourself with key platforms and tools used daily by network engineers:
| Category | Examples |
|---|---|
| Monitoring Tools | Wireshark, SolarWinds, Nagios |
| Configuration Management | Ansible, Puppet, Cisco Prime |
| Cloud Networking | AWS VPC, Azure Virtual Network |
| Firewalls & Security | Fortinet, Palo Alto, Cisco ASA |
| Scripting | Python, PowerShell, Shell scripting |
Salary Expectations and Career Outlook
Network engineering offers competitive pay and long-term growth.
Average Salaries (2025 Estimates):
| Country | Average Annual Salary |
|---|---|
| United States | $88,000 – $120,000 |
| United Kingdom | £40,000 – £70,000 |
| Canada | CAD 65,000 – 95,000 |
| Australia | AUD 75,000 – 110,000 |
| India | ₹500,000 – ₹1,200,000 |
Job Growth:
According to the U.S. Bureau of Labor Statistics, the demand for network engineers is expected to grow by 4% through 2030, with increased demand in cloud infrastructure, cybersecurity, and remote work solutions.
Certifications That Boost Your Career
Certifications validate your expertise and make your resume stand out.
Popular Certifications:
- CompTIA Network+ – Great for beginners.
- Cisco Certified Network Associate (CCNA) – Industry standard.
- Cisco Certified Network Professional (CCNP) – For advanced routing/switching roles.
- Juniper Networks Certified Internet Associate (JNCIA) – For Juniper technologies.
- AWS Certified Advanced Networking – Specialty – Cloud-centric network architecture.
- Microsoft Certified: Azure Network Engineer Associate
FAQs about How to Become a Network Engineer
What is the main job of a network engineer?
A network engineer designs, configures, and maintains computer networks to ensure secure and efficient communication across an organization.
Is a degree required to become a network engineer?
Not always. While a degree helps, many professionals break into the field through certifications and experience.
How long does it take to become a network engineer?
On average, it takes 2–4 years including education, certifications, and early work experience.
What is the difference between a network engineer and a network administrator?
Network engineers focus on design and implementation, while administrators handle day-to-day operations and maintenance.
Do network engineers need to know coding?
Basic scripting knowledge (e.g., Python, Bash) is increasingly valuable, especially in automated and cloud environments.
What industries hire network engineers?
Tech, finance, healthcare, government, education, and virtually any organization with a digital infrastructure.
Is network engineering a good career for the future?
Yes. With digital transformation, cybersecurity needs, and global connectivity, the demand for skilled network engineers is strong and growing.
Can I become a network engineer with no experience?
Yes, but you’ll need to start in entry-level IT roles, earn certifications, and gradually build hands-on experience.
Conclusion
Whether you’re just starting out or considering a career shift, understanding how to become a network engineer can set you on a path to a high-impact, high-paying tech career.
As businesses continue to expand cloud operations, embrace hybrid networks, and defend against cyber threats, the need for skilled network engineers is only increasing.
Ready to Begin?
- Enroll in a networking fundamentals course
- Start preparing for your CCNA certification
- Apply for entry-level IT support roles
- Network with professionals on LinkedIn and join IT communities
The demand is high—and so is the opportunity. Start your journey to becoming a network engineer today.
Experienced Recruiter with a demonstrated history of working in the media production industry. Strong human resources professional with a Bachelor’s degree focused in Psychology from Universitas Kristen Satya Wacana.