Network Security Engineer

Analog Devices; City of Edinburgh; On-site; GBP 50,000 - 70,000; Full time

Job summary

A global semiconductor leader in the UK is seeking an experienced Network Security Engineer to design, implement, and maintain secure network infrastructures. The ideal candidate will be proactive and possess excellent analytical and problem-solving skills. Responsibilities include managing firewalls, monitoring network traffic, and ensuring compliance with security standards. A degree in computer science or a related field is required, alongside strong familiarity with network security tools and cloud security. This role offers an opportunity to work with cutting-edge technologies and contribute to critical business operations.

Qualifications

• More than three years' experience in a network security engineering role.
• Demonstrable hands-on experience with security tools and platforms.
• Familiarity with security frameworks such as NIST or ISO 27001.

Responsibilities

• Provide governance for the configuration and management of firewalls.
• Monitor network traffic for anomalies and respond to security incidents.
• Conduct vulnerability assessments and support patching of network devices.

Skills

Network protocols understanding

Experience with security tools

Problem-solving skills

Cloud security knowledge

Analytical skills

Communication skills in English

Education

University degree in computer science or information security

Professional certifications

Tools

Network Detection & Response tools

Intrusion Detection System/Prevention System (IDS/IPS)

Enterprise firewalls

Vulnerability management tools

Job description

About Analog Devices

Analog Devices, Inc. (NASDAQ: ADI) is a global semiconductor leader that bridges the physical and digital worlds to enable breakthroughs at the Intelligent Edge. ADI combines analog, digital, and software technologies into solutions that help drive advancements in digitized factories, mobility, and digital healthcare, combat climate change, and reliably connect humans and the world. With revenue of more than $9 billion in FY24 and approximately 24,000 people globally, ADI ensures today's innovators stay Ahead of What's Possible™. Learn more at www.analog.com and on LinkedIn and Twitter (X).

Cyber Defence Job Req:

Network Security Engineer

Role Overview

The Network Security Engineer is responsible for designing, implementing, and maintaining secure network infrastructures. This role ensures the organisation's firewalls, VPNs, and network security controls are properly configured, monitored, and compliant with industry standards. We are looking for a proactive and solution‑oriented professional with excellent problem‑solving and analytical skills. You will want to stay current with emerging threats, technologies, and best practices and will have the ability to think strategically and act tactically. You will be the authority on keeping an Analog Devices' computer networks safe from threats and ensuring secure connectivity for critical business operations.

Key Responsibilities

• Provide governance for the configuration, management, and optimisation of firewalls, IDS/IPS, and network security appliances.
• Perform firewall posture management, including rule audits, cleanup, and compliance checks.
• Govern the implementation and maintenance of network segmentation, secure remote access, and VPN solutions.
• Monitor network traffic for anomalies and respond to security incidents.
• Develop and enforce network security policies and standards. Ensure compliance with security standards and regulations.
• Conduct vulnerability assessments and support patching of network devices.
• Automate routine tasks using scripts or security orchestration tools.
• Implement cloud security controls across AWS, Azure, and GCP, applying Zero Trust principles and securing hybrid network architectures for resilience.
• Establish reporting for ADIs network security posture and help to develop plans for continuous improvement.
• Develop and maintain detection logic leveraging network telemetry (e.g., NetFlow, DNS logs, proxy logs) to identify anomalous or malicious activity.
• Collaborate with SOC teams to create and update run‑books for network‑related incidents, ensuring consistent and efficient response workflows.
• Continuously improve detection coverage by analysing threat trends and incorporating new indicators into network monitoring tools.

Essential

• More than three (3) years' experience in a network security engineering role.
• An in-depth understanding of networking protocols and technologies.
• Demonstrable hands‑on experience with security tools and platforms: Network Detection & Response, Secure Web Gateways/Proxies, Intrusion detection and prevention systems (IDS/IPS), Enterprise firewalls and SIEM platforms, and vulnerability management tools.
• Experience with cloud security for AWS, Azure, or GCP and securing cloud networking components.
• Familiarity with security frameworks such as NIST, ISO 27001, or CIS and operational resilience frameworks.
• Demonstrate social and cultural flexibility by effectively collaborating with diverse teams across global regions.

Qualifications

• University degree in computer science, information security, or a relevant field.
• Professional certifications or equivalent practical experience.
• Demonstrable competence with network security protocols and cyber testing tools.
• Strong understanding of common security frameworks and compliance requirements.
• Excellent analytical and problem‑solving skills.
• Good oral and written skills in English to be able to successfully communicate and collaborate across our Global business.

Additional Information

For positions requiring access to technical data, Analog Devices, Inc. may have to obtain export licensing approval from the U.S. Department of Commerce – Bureau of Industry and Security and/or the U.S. Department of State – Directorate of Defense Trade Controls. As such, applicants for this position – except U.S. Citizens, U.S. Permanent Residents, and protected individuals as defined by 8 U.S.C. 1324b(a)(3) – may have to go through an export licensing review process.

Equal Employment Opportunity

Analog Devices is an equal opportunity employer. We foster a culture where everyone has an opportunity to succeed regardless of their race, color, religion, age, ancestry, national origin, social or ethnic origin, sex, sexual orientation, gender, gender identity, gender expression, marital status, pregnancy, parental status, disability, medical condition, genetic information, military or veteran status, union membership, and political affiliation, or any other legally protected group.

Job Req Type: Experienced

Required Travel: Yes, 10% of the time

Shift Type: 1st Shift/Days