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Network security administrator skills for your resume and career

Updated January 8, 2025

5 min read

Quoted experts

Laura Kier,

Dr. Steven MacMartin

Below we've compiled a list of the most critical network security administrator skills. We ranked the top skills for network security administrators based on the percentage of resumes they appeared on. For example, 8.3% of network security administrator resumes contained network security as a skill. Continue reading to find out what skills a network security administrator needs to be successful in the workplace.

15 network security administrator skills for your resume and career

1. Network Security

Here's how network security administrators use network security:

Network Security Administration -Responsible for firewall, network access, security policies and Internet monitoring in a large enterprise network.
Provided network security in a high-availability online banking environment including coordinating annual security and compliance reviews directing annual risk assessments.

2. Troubleshoot

Troubleshooting is the process of analyzing and fixing any kind of problem in a system or a machine. Troubleshooting is the detailed yet quick search in the system for the main source of an issue and solving it.

Here's how network security administrators use troubleshoot:

Maintained the operating systems, scheduled installation upgrades and troubleshoot operating system problems with resolutions.
Installed, configured and maintained various operating systems and troubleshoot firewalls.

3. Switches

Here's how network security administrators use switches:

Administered and maintained Cisco Switches and Routers according to customer requirements.
Administer all network firewalls, Network Access Control (NAC's) and port security on all switches (802.1x).

4. IDS

An IDS (intrusion detection system) stands for a software application or device that monitors a network to identify policy violations or malicious activities.

Here's how network security administrators use ids:

Configured and administered security equipment and software such as firewalls, IDS's, VPN, Anti-virus, and patch management.
Performed daily review of server, firewall, IDS & audit logs and mitigated possible threats.

5. Security Policies

Here's how network security administrators use security policies:

Authored and implemented information security policies, standards, guidelines and procedures across all computing platforms.
Developed departmental security policies after evaluating existing security on all departmental systems.

6. Routers

A router is a device that gives a computing device the capability to connect to the internet and transfer data between different devices whether at a home or office. It may include several network ports to connect many devices at one go.

Here's how network security administrators use routers:

Configured Cisco routers with Frame Relay, ISDN BRI, point-to-point, VPN and HSRP (Hot Standby Router Protocol).
Operated and secured global Air Force data network comprised of 1,600 unclassified and classified network routers.

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7. Linux

Linux is a Unix-like operating system. Just like Windows, Mac OS, and IOS, Linux is an operating system used by millions across the globe. Android itself is powered by the Linux operating system. Linux manages all the hardware resources that are associated with your computer. The software is famous because of the protection it grants from viruses, malware, and crashes. The Linux operating system is entirely free and is an open-source software meaning it can be altered by those equipped with the knowledge to code.

Here's how network security administrators use linux:

Install and administer Email, Spam Blocking, and Web Servers in a Linux / Windows environment.
Migrated web servers that did not require IIS to Linux based Apache or LIGHTTPD servers.

8. Windows Server

Here's how network security administrators use windows server:

Configured Windows Server 2000/2003/2008 servers as Primary and Backup Domain Controllers, Application servers/file servers within an Active Directory environment.
Involved in a consolidation activities for Windows server environment.

9. Security Devices

Here's how network security administrators use security devices:

Coordinated with administrators during the closure of reported risks/vulnerabilities and audited configuration of network, security devices.
Conducted vulnerability assessments on network and security devices using various open source and commercial tools.

10. Lan

Here's how network security administrators use lan:

Set up a wireless LAN using Cisco equipment connected to a cable modem for external access for IAPWS management use.
Shift operations management for the Global Information Services, LAN Support Center - Richardson Information Management Facility (RIMF).

11. Cisco Asa

Here's how network security administrators use cisco asa:

Use different types of NAT on Cisco ASA Firewalls for identity, static and dynamic (PAT) NAT requirements.
Experience with Remote access management to help with troubleshooting for remote direct access clients and Cisco ASA VPN.

12. DNS

Domain Name Systems, or DNS for short, is the internet's system for converting readable language, i.e., google.com, to machine language, i.e, 192.168. For a simple analogy, some call it the phonebook of the internet. Any website has its own IP address, for example, 192.168.160. Understandably this is hard to remember. So what a DNS does is link the domain name, google.com, with its IP address, 192.168.160.

Here's how network security administrators use dns:

Analyzed all system failures, by replacing or coordinating the backup and replaced both Internal/External DNS of UNIX Server failed equipment.
Used Solar winds network management tool for eliminating IP conflicts and also managing DHCP, DNS and IP addresses.

13. Network Devices

Here's how network security administrators use network devices:

Configure and support network devices & security applications.
Resolved multiple network issues and implemented port security across all network devices and static IP's for all user workstations.

14. Intrusion Detection

Intrusion Detection is the job of an intrusion detection system which is a software application that maintains 24-hour surveillance on a system or network to detect an intrusion or breach of privacy. The system then reports the intrusion to its administrator who then takes necessary steps to prevent the intrusion by activating a firewall or blocking out the violator. They are used in the IT industry mostly and in areas where security is held in high esteem.

Here's how network security administrators use intrusion detection:

Conducted intrusive vulnerability scans utilizing Site Protector Intrusion Detection System for 4500 plus workstations.
Provided technical information security review using Network & Host Intrusion Detection Systems.

15. TCP/IP

Here's how network security administrators use tcp/ip:

Implemented IPv6 addressing, worked with TCP/IP protocols, commands and information.
Network configured with TCP/IP as primary transport protocol.

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What skills help Network Security Administrators find jobs?

Tell us what job you are looking for, we’ll show you what skills employers want.

What network security administrator skills would you recommend for someone trying to advance their career?

Laura Kier

Network Design and Administration Instructor

Computer Networking is a dynamic field with a wide variety of opportunities in many different industries. Some skills that will be more important in general are skills in software defined networking and automation. Skills in the DevOps field will be necessary, as well as skills leveraging AI tools. Cybersecurity is always important and using AI tools to enhance security and monitoring is necessary.

What soft skills should all network security administrators possess?

Dr. Steven MacMartin

Director, Associate Professor, Medaille College

Absolutely - writing and oral presentation. A secondary skill that is helpful is academic research skills. But definitely writing skills.

Do you want to know more?

List of network security administrator skills to add to your resume

The most important skills for a network security administrator resume and required skills for a network security administrator to have include:

Network Security
Troubleshoot
Switches
IDS
Security Policies
Routers
Linux
Windows Server
Security Devices
Lan
Cisco Asa
DNS
Network Devices
Intrusion Detection
TCP/IP
Juniper
ASA

Load Balancers
DHCP
Lan Wan
Encryption
VMware
Tcp Ip
Technical Support
SQL
SIEM
Network Infrastructure
Unix
URL
OSPF
Remedy
User Accounts
SolarWinds
OS

BGP
Visio
PCI
MPLS
Virtualization
NAT
CLI
IOS
Nexus
EIGRP
DMZ
Checkpoint Firewall
Network Troubleshooting
VoIP
Symantec
Acls

Updated January 8, 2025

Zippia Team

Editorial Staff

The Zippia Research Team has spent countless hours reviewing resumes, job postings, and government data to determine what goes into getting a job in each phase of life. Professional writers and data scientists comprise the Zippia Research Team.

Updated January 8, 2025

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