Networks touch nearly every aspect of modern business, and that means network administrators are at least peripherally connected to those areas as well. But more specifically, the role of network administrator can be broken down into several general tasks that together help bridge the gaps between design, operations, and troubleshooting. These tasks can be categorized as:
Network administrators often work alongside network engineers or architecture teams to bring new network setups to life. They’ll take requirements—such as how many users need to connect, what devices are involved, any remote locations or special security needs—and then choose and configure the hardware and software to match. This could include tasks like installing routers and switches, setting up firewalls, wiring the physical network, and configuring connections for both local areas and across multiple sites.
Once the network is operational, more-routine responsibilities gain greater focus. Preventative maintenance activities can include updating firmware and software to patch vulnerabilities, replacing or upgrading aging hardware, and ensuring configurations are keeping up with changing requirements. A network administrator makes sure that the network continues to function efficiently and securely.
No network runs without hiccups. When performance drops, connections fail, or security alerts pop up, the network administrator is often the one who investigates and resolves the problem. The administrator identifies the root cause—whether it’s a faulty switch, misconfigured routing, or intrusion activity—and implements the fix. They also often provide technical support when issues affect users, coordinating with teams to restore normal operations as quickly as possible.
The terms ‘network administrator’ and ‘system administrator’ are sometimes used interchangeably, but their core focuses differ. A systems administrator typically manages servers, operating systems, applications, and user accounts (the systems on which business services run). A network administrator focuses more on the infrastructure that connects those systems: routing, switching, firewalls, VPNs, and the physical and logical layout of the network itself. Certain organizations may require both roles, and in smaller environments they might each fall under the umbrella of a single professional. Even so, these are two different career focuses.
Successful network administrators combine technical proficiency with strong interpersonal and business awareness. They must understand how networks function, why they fail, and how they support business objectives. At the same time, they need soft skills to work with colleagues, translate technical issues for non‑technical stakeholders, and adapt to shifting priorities.
Here are some of the most important technical skills you will see in job postings for network administrators:
- Understanding of network types and protocols
Administrators need to be familiar with various network configurations, including LANs, WANs, VPNs, and storage networks. This knowledge helps ensure they can support infrastructure across different locations and use cases. - Experience with network hardware
This includes configuring and maintaining routers, switches, wireless access points, and firewalls. Hands-on familiarity with these devices is essential for both setup and troubleshooting. - Knowledge of server platforms
Many administrators are expected to work with Windows and Linux servers. Understanding how these systems interact with the network allows them to maintain connectivity and support access controls. - Network security fundamentals
They should know how to manage access controls, set up secure VPNs, monitor for threats, and respond to common attacks. Security awareness is not just a bonus skill; it's a critical part of keeping infrastructure safe. - Scripting and automation basics
Being able to write simple scripts can help automate repetitive tasks and make network changes more efficient. - Familiarity with diagnostic and monitoring tools
From packet sniffers to dashboard-based analytics platforms, knowing how to use tools that measure performance and detect anomalies is vital to keeping a network stable.
While technical knowledge gets your foot in the door, soft skills often determine how effectively you will perform the job. Network administrators work with people just as much as with machines, and that means communication, problem-solving, and adaptability all matter:
- Clear communication
Administrators often need to explain complex technical issues to people who may not have a technical background. Being able to translate issues and solutions into clear, understandable language is highly valuable. - Team collaboration
Since network performance touches many parts of the business, administrators need to work well with others—including help desk staff, engineers, and managers—to coordinate changes and solve problems. - Analytical thinking
The ability to assess a situation, consider multiple potential causes, and systematically test solutions is a core part of network problem-solving. - Adaptability to new tools and methods
As networking technologies evolve, so do the tools administrators use. Being open to continued learning and then making adjustments when necessary help the network administrator stay current and effective. - Situational awareness
Network changes can impact productivity, security, and compliance. Administrators must understand the bigger picture before making adjustments, especially in regulated or high-risk environments.
Becoming a network administrator usually starts with a combination of formal education and hands-on experience. While some employers expect a degree, many are open to candidates who can prove their skills through certifications, internships, or real-world technical roles. There’s no one-size-fits-all path, but some routes are more common than others.
Common degree paths for network administrators include:
- Associate degree in information technology or networking
This is a common entry point for information technology (IT) careers and often enough to land junior-level roles when paired with certifications or experience. - BA in computer science, systems engineering, or network administration
A four-year degree typically opens the door to a broader range of job opportunities and provides a solid foundation in IT theory and networking concepts. - Master's degree in a related field
This is less common, but sometimes expected for senior positions or specialized roles. A graduate degree can also help professionals transition into leadership or architecture roles.
While degrees set the foundation, certifications demonstrate your practical skills and commitment to the role. These are some of the most respected certifications in the field:
- CompTIA Network+
Covers fundamental networking concepts including protocols, troubleshooting, and infrastructure. It's a strong starting point for those new to the field. - Cisco Certified Network Associate (CCNA)
This certification tests skills related to network fundamentals, IP connectivity, network access, and security basics. It also includes newer areas like automation and programmability, making it a comprehensive credential for network-focused professionals. - Cisco Certified Network Professional (CCNP)
For those with more experience, this certification validates the ability to plan, implement, and troubleshoot enterprise networks.
With the right education, the next step along the career path to becoming a network administrator usually begins in support roles (which then have the potential to expand as experience and skills grow):
- IT support or help desk technician
These roles offer practical exposure to real-world network issues and allow new professionals to learn how systems are configured and supported. - Junior network administrator or technician
This is often the first dedicated networking role. It allows professionals to apply technical skills in areas like switch configuration, user access, and performance monitoring. - Network administrator
With a few years of experience and the right certifications, many professionals move into full administrator roles where they manage day-to-day network operations. - Senior roles or specializations
Over time, professionals may transition into more strategic or specialized roles such as network architect, infrastructure manager, or security analyst.
Becoming a network administrator usually starts with a combination of formal education and hands-on experience. While some employers expect a degree, many are open to candidates who can prove their skills through certifications, internships, or real-world technical roles. There’s no one-size-fits-all path, but some routes are more common than others.
Common degree paths for network administrators include:
- Associate degree in information technology or networking
This is a common entry point for information technology (IT) careers and often enough to land junior-level roles when paired with certifications or experience. - BA in computer science, systems engineering, or network administration
A four-year degree typically opens the door to a broader range of job opportunities and provides a solid foundation in IT theory and networking concepts. - Master's degree in a related field
This is less common, but sometimes expected for senior positions or specialized roles. A graduate degree can also help professionals transition into leadership or architecture roles.
While degrees set the foundation, certifications demonstrate your practical skills and commitment to the role. These are some of the most respected certifications in the field:
- CompTIA Network+
Covers fundamental networking concepts including protocols, troubleshooting, and infrastructure. It's a strong starting point for those new to the field. - Cisco Certified Network Associate (CCNA)
This certification tests skills related to network fundamentals, IP connectivity, network access, and security basics. It also includes newer areas like automation and programmability, making it a comprehensive credential for network-focused professionals. - Cisco Certified Network Professional (CCNP)
For those with more experience, this certification validates the ability to plan, implement, and troubleshoot enterprise networks.
With the right education, the next step along the career path to becoming a network administrator usually begins in support roles (which then have the potential to expand as experience and skills grow):
- IT support or help desk technician
These roles offer practical exposure to real-world network issues and allow new professionals to learn how systems are configured and supported. - Junior network administrator or technician
This is often the first dedicated networking role. It allows professionals to apply technical skills in areas like switch configuration, user access, and performance monitoring. - Network administrator
With a few years of experience and the right certifications, many professionals move into full administrator roles where they manage day-to-day network operations. - Senior roles or specializations
Over time, professionals may transition into more strategic or specialized roles such as network architect, infrastructure manager, or security analyst.
Network administrators are generally well-compensated, and the job market continues to show steady demand for skilled professionals. Salaries vary depending on experience, location, and industry, but the career remains a financially viable option for many entering the IT field.
Salary expectations for network administrators can vary depending on factors like experience, region, and industry, but here is a general look at how compensation tends to progress over time:
- Entry-level administrators
Those just starting out can expect to earn within the lower pay bands. While these are considered starting salaries, they are still competitive compared to many other roles in the broader IT field. - Mid-career professionals
With several years of experience and a few key certifications, most professionals move into roles that offer salaries within the higher pay bands. Positions in larger organizations or more technical environments often push compensation toward the upper end of this range. - Senior administrators and specialists
Experienced professionals managing complex networks or working in high-demand sectors can expect to earn within the highest pay bands. Specialized knowledge in areas like security or cloud networking can further increase earning potential.
Despite shifts in how companies manage infrastructure—such as increased cloud adoption—network administrators are still in demand. Organizations continue to rely on local networks and hybrid environments that require hands-on management. And while job growth may not be explosive, administrators who develop skills in cloud networking, automation, and cybersecurity will continue to have strong career prospects. In other words, even as some traditional hardware‑focused roles shrink, those who adapt by gaining skills in cloud networking, automation, artificial intelligence (AI), and cybersecurity will remain in high demand.
If you are considering a career as a network administrator, it's helpful to approach it in phases—first by learning the fundamentals, then building experience, and finally positioning yourself for success through networking and preparation.
- Start with a formal degree or technical diploma
Courses in networking, IT fundamentals, and system administration give you the baseline knowledge needed to start your career. - Consider online learning platforms or accelerated programs
Many professionals break into the field through alternative educational paths that focus more on practical application than traditional coursework. - Explore targeted training through ServiceNow University
For those looking to build job-relevant skills in specialized areas of IT and asset management, ServiceNow University offers several structured learning paths. Options include courses like Telecommunications Network Inventory (TNI) for Implementers (foundational training on network inventory systems) and Hardware Asset Workspace Overview (managing IT hardware using modern asset tracking tools). Other paths, such as Software Asset Management (SAM) Professional Fundamentals and Hardware Asset Management (HAM) Fundamentals, cover both operational best practices and platform-specific skills for managing software and hardware lifecycles.
- Learn networking concepts and tools
Topics like IP addressing, switching, routing, and subnetting are essential. Mastering these is critical for passing certification exams and solving problems on the job. - Use certification prep resources
Many programs offer guided study paths, labs, and practice exams. These materials help you test your understanding and simulate real-world challenges. - Experiment with home labs or simulators
Free and low-cost platforms allow you to configure virtual networks and test your skills in safe, controlled environments.
- Start in support or technician roles
Build troubleshooting experience, develop customer service skills, and gain exposure to different network environments. - Take internships or contract positions
Short-term opportunities can still provide long-term value by giving you the kind of practical insight employers look for. - Work on real projects
Even personal projects—such as setting up a home network or building a lab environment—can be valuable when shared in portfolios or interviews.
- Attend industry events or meetups
Live events are excellent for finding mentors, learning about job openings, and staying current with industry trends. - Join online communities
Discussion boards, LinkedIn groups, and professional forums are helpful for problem-solving and career development. - Engage with others in your organization
Even internal networking can help you identify new responsibilities, training opportunities, or mentorship possibilities.
- Study common networking questions
Be prepared to explain what a switch does, how to handle DNS issues, or how you would secure a VPN. - Practice talking through your process
Interviewers want to know how you think, not just what you know. Walk them through your reasoning when describing solutions. - Have examples ready
Talk about times you diagnosed an issue, improved a process, or helped a team meet a goal. Real stories help you stand out.
Network administration is often a steppingstone to more specialized or senior IT roles. Depending on your interests, you may find a number of clear progression options:
These roles focus more on design and planning. Engineers and architects build large-scale or complex networks and often lead implementation efforts for new environments or major upgrades. This path might be an ideal choice for those who enjoy shaping infrastructure over maintaining it.
This specialization centers on protecting the network. Tasks include configuring firewalls, monitoring for security breaches, and ensuring compliance with internal policies and external regulations. If you find network security compelling, this specialization allows you to hone that expertise.
As previously stated, system administrators and network administrators are similar roles (with system administrators being more focused on managing servers, operating systems, applications, and user accounts). In many organizations, the two roles work closely together to maintain uptime and resolve cross-functional issues, allowing for some lateral movement opportunities.
For those planning to step into a career in network administration, access to the right training can make all the difference. ServiceNow University offers practical, self-paced learning paths designed to help future network professionals gain job-ready skills and build real confidence. Whether you are just starting out or looking to level up your current role, the platform provides focused courses and credentials that align with real-world demands in IT infrastructure and operations.
At ServiceNow University, learners can explore topics such as asset management, network inventory systems, the fundamentals of hardware and software lifecycle management, and others. These programs go beyond theory, helping you understand how the ServiceNow AI Platform supports complex workflows across telecommunications, IT service management, and enterprise operations.
As your career progresses, here are three ServiceNow product areas that can help you solve problems faster, reduce downtime, and streamline service delivery:
- Telecommunications Service Management
Resolve issues quickly using AI-powered summaries, deliver consistent onboarding experiences, and guide users to answers through proactive self-service tools. Use Service Operations Workspace to gain visibility into service risks before they impact customers. - Sales and Order Management for Telecommunications
Track every stage of the telecom order lifecycle using a single workspace. Speed up fulfillment with automated workflows built on a dynamic product catalog and reduce order fallout by managing exceptions in real time. - Field Service Management for Telecommunications
Optimize technician scheduling, monitor asset locations and history, and empower field agents with mobile tools to complete work from anywhere. Improve team performance with real-time visibility into workloads and service reliability.
ServiceNow University gives you a clear path to grow as a network administrator. Explore ServiceNow University today and take the next step in building a future-ready career.and take the next step in building a future-ready career.