Firewall Engineer

DXC; Glasgow, Newcastle upon Tyne; Hybrid; GBP 45,000 - GBP 65,000; Full time

Job summary

A leading technology company is seeking a skilled Firewall Engineer to design, implement, manage, and troubleshoot firewall solutions. The ideal candidate will have in-depth knowledge of firewall technologies and network security principles. Key responsibilities include monitoring performance, implementing security policies, and collaborating with IT teams. A bachelor's degree in a related field and SC clearance are mandatory. This hybrid role is based in Scotland, with a focus on delivering secure account projects.

Benefits

Flexible working model

Inclusive environment

Qualifications

• Proven experience as a Firewall Engineer or Network Security Engineer.
• Strong knowledge of firewall technologies and network security principles.
• Currently possess SC clearance.

Responsibilities

• Design, deploy, configure, and maintain firewall infrastructure.
• Monitor firewall performance and respond to security incidents.
• Collaborate with IT teams for seamless firewall integration.

Skills

Firewall platforms knowledge (Palo Alto, Cisco, Juniper)

Problem-solving skills

Communication and documentation skills

Knowledge of security standards (ISO 27001, NIST, PCI-DSS)

Education

Bachelor's degree in engineering or related field

Tools

Palo Alto

Cisco

Juniper

Job description

Job Description

Location: Hybrid working Senior Network Engineering role with minimum 2 days site-based in one of the DXC regional delivery centres in Glasgow or Newcastle. Expectation is the successful candidate will cover project delivery on UK Secure accounts.

Clearance: SC & sole UK National

Job Summary

We are seeking a skilled Firewall Engineer to design, implement, manage, and troubleshoot firewall solutions in a large multi-vendor/multi-site environment for a DXC Customer. The ideal candidate will have in-depth knowledge of firewall technologies, network security principles, and best practices to ensure robust defence against cyber threats. The role focus will cover Firewall and Security infrastructures, with a key focus on Palo Alto, Cisco, Juniper and Tufin product portfolios. Expectation is the successful candidate will have proven work experience in a challenging, multi-vendor environment working as part of a team delivering both project engineering and support functions.

Key Responsibilities

• Design, deploy, configure, and maintain firewall infrastructure (e.g., Palo Alto, Cisco, Juniper).


• Monitor firewall performance and analyse security logs to detect and respond to security incidents.


• Implement firewall rules, policies, and access control lists (ACLs) based on organizational security requirements.


• Collaborate with network, security, and IT teams to ensure seamless integration of firewall systems.


• Conduct firewall rule reviews, audits, and compliance checks regularly.


• Troubleshoot and resolve firewall-related issues promptly to minimize downtime.


• Stay updated with the latest security threats and firewall technologies to recommend improvements.


• Document firewall configurations, changes, and procedures for audit and knowledge sharing.


• Participate in incident response and disaster recovery planning related to firewall infrastructure.

Qualifications

• Bachelor's degree or equivalent education and experience.


• Preferred: Bachelor’s degree in engineering, computer science, information systems, cybersecurity or related field.


• Proven experience as a Firewall Engineer or Network Security Engineer.


• Strong knowledge of firewall platforms such as Palo Alto, Cisco or Juniper.


• Experience with VPNs, IDS/IPS, and network protocols (TCP/IP, DNS, HTTP/S, etc.).


• Familiarity with security standards such as ISO 27001, NIST, or PCI-DSS is a plus.


• Relevant certifications such as CISSP, CCNP Security, Palo Alto PCNSE preferred.


• Excellent problem-solving skills and attention to detail.


• Strong communication and documentation skills.


• Currently possess SC clearance (Mandatory).

Other Qualifications

• Strong analytical and problem-solving skills.


• Skilled in time, priority, and task management.


• Effective communication skills for interaction with customers and team members.


• Ability to work independently and collaboratively within a team.


• Capable of managing competing priorities in complex environments.


• Professional demeanour with confidence in handling technical issues.


• Willingness to travel as requested (Infrequent).


• Availability for on-call work, including weekends or shifts as needed.

Benefits and Culture

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.