Firewall Engineer Job Description

Firewall Engineer Job Description, Skills, and Salary

Are you searching for a firewall engineer job description? Get to know about the duties, responsibilities, qualifications, and skills requirements of a firewall engineer. Feel free to use our job description template to produce your own. We also provide you with information about the salary you can earn as a firewall engineer.


Who is a Firewall Engineer?

Firewall engineers are in charge of preserving IT infrastructure systems secure from an external security intrusion. They create and build protective procedures to preserve the information intact, typically by establishing firewall settings, administering private networks, and installing protective hardware.

Working as a firewall engineer, you will resolve issues connected to security concerns. This, at times, requires reacting fast to crisis circumstances that see corporate assets compromised. You will be responsible for establishing and effectively implementing safety regulations to projects as well. You will work together with a team of IT engineers, reporting to a systems manager. You can be asked to sometimes work strange hours while completing maintenance work on systems utilized for everyday operations. You will follow up on customer feedback and prepare progress reports to monitor the service you have completed.

A firewall engineer is often responsible for supervising the security of a computer network via the implementation and maintenance of software. Firewalls are programs used either on a computer or integrated into devices as firmware, that function as a defensive mechanism to regulate what external sources are allowed to connect with a network. One of the key tasks of a firewall engineer is the usage of such software to keep a network safe from external threats. These engineers may also be entrusted with teaching colleagues and others incorrect and secure computer usage, to assist them in understanding they can keep the network safe.

Much of the work done by a firewall engineer includes the use of software to safeguard the systems on a computer network from hostile attacks. Firewall software is often either installed on computers and similar devices on networking be found as firmware on a device. Firmware simply refers to a computer program that is installed as part of a piece of hardware, rather than keeping it separate from it like other forms of software. Many businesses want a firewall engineer to explore numerous applications to utilize and then pick the security package that can best secure their organization.

In certain situations, a firewall engineer may need to design new software or execute a large deal of change upon an existing one. This is sometimes done if the network he or she is defending has particular concerns that need to be addressed to guarantee it is safe. Installing and maintaining a firewall is crucial to the security of a company, since many external threats may be averted via the use of efficient software. A firewall engineer also often reacts to threats that are identified, ensuring the software is not compromised and implementing any updates required to keep a system secure.


Firewall Engineer Job Description

What is a firewall engineer job description? A firewall engineer job description is simply a list of duties and responsibilities of a firewall engineer in an organization. Below are the firewall engineer job description examples you can use to develop your resume or write a firewall engineer job description for your employee. Employers can also use it to sieve out job seekers when choosing candidates for interviews.

The duties and responsibilities of a firewall engineer include the following;

  • Maintain and upgrade firewall hardware and software to guarantee maximum performance.
  • Monitor network security to verify that all devices are running securely.
  • Create and execute regulations for the authorized use of corporate resources and enforce those standards.
  • Provide technical help for customers encountering difficulties with their firewalls.
  • Create and update documentation related to the firewall installation procedure and settings.
  • Design, deploy, and manage computer networks utilizing firewalls as a security mechanism.
  • Analyze possible risks from hackers or malware to decide the best line of action for protecting against them.
  • Coordinate with different divisions within a business to verify that security measures are being executed properly.
  • Identify possible security concerns inside an organization’s network and offer remedies.
  • Configure and install different network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS) (e.g., routers, switches, firewalls, load balancers, VPN, QoS).
  • Perform network maintenance and system updates including service packs, patches, hotfixes, and security configurations.
  • Monitor performance and assure system availability and dependability.
  • Monitor system resource consumption, trends, and capacity planning.
  • Provide Level-2/3 help and troubleshooting to address difficulties.
  • Work within the existing configuration and change management rules to guarantee knowledge, approval, and success of modifications made to the network infrastructure.
  • Select and execute security technologies, policies, and processes in concert with the company’s security team.
  • Liaise with suppliers and other IT employees for issue resolution.



  • Minimum, two years of experience recognizing hazards and establishing adequate protective mechanisms.
  • Knowledge of the Cisco ASA Firewall and excellent routing & switching expertise is an additional benefit.
  • Excellent hands-on expertise and understanding of installing, configuring, integrating, and maintaining the network security using Checkpoint, F5 Load balancers, BigIP LTM, GTM, IPAM, Cisco ISE, Palo Alto, Juniper, BlueCoast security solutions, or Fortinet. (Not all are essential but the more you have, the more benefits you accumulate in landing a job).
  • CISCO, CCNP, CCNA, CCIE, CCSA, FCNSP, CISSP, SSCP, CEH, GIAC, Security +, OSCP, CompTIA Server+, MCSE, LPIC, CompTIA Cloud+, VCP, or CCSE certified.
  • Knowledge of networking principles such as WAN connection, transport types and protocols, and familiarity with wireless technologies and Wireless deployment for a user base above 500 users per location.
  • Cisco-oriented IOS knowledge, working with Routers and Switch Platforms, and Experience dealing with stakeholders at an Operational Level.
  • Good team player, Self-confident, driven, and independent.
  • Excellent communication skills.
  • Information systems or computer engineering/science bachelor’s degree or equivalent required.
  • Ability to stay cool when multitasking and working under pressure in a fast-paced environment.
  • Attention to detail and strong problem-solving abilities.


Essential Skills

  • Fortinet: Firewall engineers utilize Fortinet, a software application that enables them to construct and administer firewalls. This competence is important for the role since it’s usual for organizations to utilize this software when establishing their firewalls. Firewall engineers need to know how to utilize Fortinet to be successful in their jobs.
  • Analytical Skills:  engineers utilize analytical skills to examine data and information regarding the firewall system they’re creating. They also utilize these abilities while testing their firewalls to verify that they perform as planned. Firewall engineers need to be able to understand data from testing, assess the outcomes, and make modifications if required.
  • IPTables: Firewall engineers employ IPTables, a software tool that enables them to establish rules for incoming and outgoing data. These rules are known as firewall policies, which may be used to prohibit harmful traffic from entering the network or allow just particular kinds of information to travel through it. Firewall engineers also utilize IPTables for establishing virtual private networks (VPNs), which are secure connections between two computers over the internet.
  • pfSense: Firewall engineers utilize pfSense, a software firewall that may be placed on real hardware. This enables them to design their firewalls and tweak the functionality of such systems. Having the standing of pfSense may help you construct your firewalls and fix any difficulties with current ones. It also allows you greater control over how your network runs, which may make it simpler for you to monitor and manage it.
  • WatchGuard: Firewall engineers utilize WatchGuard, a software package that enables them to monitor and operate the firewall system of an organization. They need to know how to handle this program so they can diagnose any difficulties with it or make adjustments to enhance its performance. Firewall engineers frequently utilize WatchGuard while testing new firewalls to guarantee they are operating correctly.
  • Cisco ASA: Firewall engineers utilize Cisco’s Adaptive Security Appliance, or ASA, to create and manage firewalls. This program is utilized by many firms as a security precaution for their networks. Firewall engineers need to know how to set up the firewall software and solve any difficulties that may develop with it.
  • Check Point: Firewall engineers utilize checkpoint, a software package that enables them to evaluate their firewall designs for weaknesses. This competence needs knowledge of computer programming languages and the ability to construct programs that imitate real-world settings. Firewall engineers may also need to know how to assess findings from these tests to make improvements to their designs.
  • Attention to Detail: Firewall engineers must be able to follow directions properly while developing firewalls. They need to guarantee that the firewall is created according to industry standards and laws, which may require them to utilize particular kinds of hardware or software. Firewall engineers also need to pay attention to details to uncover possible vulnerabilities inside a system.
  • Problem-Solving Skills: Firewall engineers employ problem-solving abilities to fix difficulties with current firewalls and build new firewall models. They may also employ these talents while working with customers to establish the appropriate security solutions for their company’s requirements. Firewall engineers generally deal with other IT professionals, so they need to be able to communicate effectively and cooperate on projects.
  • Creativity: Firewall engineers employ ingenuity to find innovative approaches for securing computer systems. They may construct unique firewall software that employs different methodologies than current programs, or they can create a system that incorporates many kinds of firewalls into one package. Firewall engineers also employ ingenuity while building security protocols and processes. For example, if a business has a high risk of cyberattacks, the engineer may propose deploying numerous levels of security instead of depending on just one kind of firewall.
  • SonicWALL: Firewall engineers utilize their understanding of firewalls to develop and execute security solutions for enterprises. They need to grasp how various kinds of firewalls function, including software-based firewalls that run on a computer or server and hardware-based firewalls that incorporate physical devices like routers. Firewall engineers also need to grasp the different protocols used by firewalls so they can set them effectively.
  • Organizational Skills: Firewall engineers must be able to organize their work and keep track of files, papers, and other resources. This is particularly crucial when working with a team on a project since it ensures everyone gets the knowledge they need to accomplish their job. It’s also important for keeping track of your work so you can locate what you need quickly if someone else wants to evaluate or approve it.
  • Juniper SRX: Firewall engineers utilize Juniper SRX to set up and manage firewalls. This program is a form of security system that protects computer networks from outside attacks. Firewall engineers need to know how to set up, manage and debug the firewall so they can verify it’s operating correctly. They also need to be able to update the firewall as required to maintain it safe.
  • Barracuda: Barracuda is a brand of firewall software that may be used to secure computer networks. Firewall engineers need to know how to utilize this and other forms of security software so they can develop firewalls that are successful at safeguarding data from unwanted access. They also need to comprehend the many kinds of network security protocols, such as Intrusion Detection Systems (IDS) or Distributed Denial-of-Service (DDoS), to construct an effective defensive system for their client’s demands.
  • Time Management: Firewall engineers generally deal with stringent deadlines, therefore time management skills are vital for this vocation. You may need to fulfill project objectives and finish work by specified dates, so it’s crucial to be prompt and schedule your day properly. For example, if you know you have a meeting at 2 p.m., you should start working on the assignment before that meeting by 11 a.m.
  • Palo Alto Networks: Firewall engineers utilize their understanding of network security to develop and install firewalls, which are devices that protect computer networks from cyber attacks. Understanding the many kinds of firewall technology will help you build your abilities as a firewall engineer. Palo Alto Networks is one example of a sort of firewall technology.


How to Become a Firewall Engineer

  • Earn a bachelor’s degree in computer science, information technology, or a related discipline:A firewall engineer normally requires a bachelor’s degree in computer science, information technology, or a similar subject. Some businesses may favor individuals with a master’s degree.

Undergraduate degrees in these subjects offer students the information and skills they need to work as network security engineers. Coursework generally incorporates areas such as cryptography, data networking, system administration, software development, and database management. Students can obtain expertise by engaging in internships or working as an assistant to network administrators.

  • Gain familiarity with network security methods and applications: Firewall engineers normally require at least five years of experience before they can operate autonomously. Entry-level network security engineers frequently start off working for a corporation or institution that provides training and mentorship, such as the National Security Agency (NSA).

Employers also look for appropriate experience in addition to education when recruiting firewall engineers. You may get this expertise by volunteering, interning, or working as an IT support technician. Firewall engineers who have worked in information technology jobs for many years may be able to develop more swiftly into network security engineering positions.

  • Obtain credentials, such as the Certified Information Systems Security Professional (CISSP) (CISSP): The Certified Information Systems Security Professional (CISSP) is an advanced certification for firewall engineers that displays a high degree of experience in the discipline. It’s supplied by the International Information System Security Certification Consortium, generally known as (ISC). Candidates must have at least five years of expertise in information security and pass a test covering areas including risk management, encryption, physical security, ethics, and legislation. The CISSP certificate may help you progress in your career or qualify for higher-level roles. Many organizations prefer applicants with this certification because it demonstrates they are devoted to remaining up to speed on industry advancements.
  • Develop excellent analytical and problem-solving abilities: Firewall engineers must be able to identify issues and propose solutions. They need to be able to spot vulnerabilities in a network’s architecture or software and analyze how they may damage the company’s data or its capacity to operate effectively. Firewall engineers also need to be able to assess several solutions for defending against these dangers and pick the optimal one based on variables such as cost, compatibility, and simplicity of installation.
  • Understand networking principles and protocols: Firewall engineers need to have a thorough grasp of networking principles and protocols. Understanding how networks operate and the many kinds of networks accessible may help you spot possible risks and build solutions for keeping your network safe.

You should also comprehend basic network protocols, such as TCP/IP, DNS, DHCP, and SNMP, which are used in most networks. Knowing these protocols might help you address difficulties with network connection or security.

  • Stay up to speed on changes in technology and new advances in the sector: Technology and the network security business are continually evolving, therefore firewall engineer experts must remain up to speed on new advances. Networking protocols, software applications, and hardware all have constant upgrades and enhancements that firewall engineers need to be informed of to offer their employers the most recent services.

Firewall engineers who wish to develop in their professions should also keep an eye out for new trends in the sector. Companies typically want individuals who can offer new ideas and information to their teams, so being educated about what’s happening in the area may help you uncover chances and make sure you’re utilizing the latest best practices.

  • Join professional groups like the Information Systems Security Association (ISSA) (ISSA): The Information Systems Security Association (ISSA) is a professional organization that offers networking and information security training, education, and certification programs. Membership in the ISSA may assist network firewall engineers to remain up to speed on industry advancements and interact with other experts in the area. The association also offers conferences and events where you may learn more about your profession and meet businesses seeking skilled employees.


Where to work as a Firewall Engineer

Firewall engineers operate in a range of locations, including business offices, government organizations, and educational institutions. They may operate in teams of information security specialists or they may work solo. Firewall engineers normally work full-time during regular business hours, however, they may be on call 24 hours a day to react to emergencies. They may also labor extra to fulfill deadlines or to address difficulties. Firewall engineers may travel to multiple places to install or maintain firewall systems.


Firewall Engineer Salary Scale

The average senior firewall engineer pay in the USA is $144,250 per year or $73.97 per hour. Entry-level occupations start at $130,000 per year while most experienced individuals earn up to $175,750 per year.

The average firewall engineer’s income in the United Kingdom is £50,000 per year or £25.64 per hour. Entry-level occupations start at £40,000 per year while most experienced individuals earn up to £67,267 per year.

The average firewall engineer’s income in Canada is $134,050 per year or $68.74 per hour. Entry-level occupations start at $100,000 per year, while most experienced professionals earn up to $175,225 per year.

The average firewall engineer’s income in Australia is $134,501 per year or $68.97 per hour. Entry-level occupations start at $109,374 per year, while most experienced individuals earn up to $165,000 per year.

The average firewall engineer pay in Ireland is €60,000 per year or € 30.77 per hour. Entry-level occupations start at €48,500 per year, while most experienced professionals earn up to €80,000 per year.

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