353 Security Engineers jobs in London

Network & Security Engineer
Based: Home-based, within the London area
Type: Full-time
Salary: In the region of £50k
Eligibility : You must be eligible to work in the UK

About the role:  

The purpose of the Network & Security Engineer role is to create and deliver optimum solutions to meet business and client needs through the whole project lifecycle from understanding the project and requirements to transition into BAU support. Hence, this is a pivotal role in the delivery of technological solutions for the business and our customers.  

Network & Security Engineer roles are expected to take on challenging projects, often spanning more than one application and/or technology and as such, this role is very delivery goal focused.   

The further element of the role will be assisting the Technical Management Team in day-to-day network operations and will require emergency availability in the event of service faults.  

The successful candidate will play a large role in operations on a metro London service provider network. A part of this role will also be customer facing; supporting customer networks and infrastructure.   

This is a hands-on, practical role that will require visits to customer sites, DCs and similar, therefore the person recruited into this position will need to be flexible and willing to travel to client sites and other work related locations including DCs, as and when required.   

The ideal candidate will have a wealth of networking experience, preferably with vendor certifications.   

The successful candidate may be required to complete a satisfactory DBS cert.   

Amongst other tasks, you will be responsible for:  

• Provide Technical support at 2nd line level to Academia Customers 

• Work closed with Academia Service Desk Team for networking related escalations 

• Technical resource, responsible for network implementation projects of varying scales 

• Provide innovative solutions to meet business needs 

• Assist with policy, procedure and standards documents based on industry best practices and personal research and experience.  

• Provide support for critical system changes outside of business hours.  

• Assist with data centre management as required. 

Key Skills:  

• The successful candidate will have excellent experience working with enterprise level network & security / telecom services with Juniper and Cisco Meraki.  

• Proven track record of successfully delivering complex technical solutions.  

• Experience of successfully working with outsourced partners.  

• Experience with industry leading network and security products including, Juniper, Cisco, HPE  

• Conceptual knowledge of the following technologies & services: OSPF, BGP, VRF / VRF lite, L2VPN & L3VPNs, Cloud-based delivery, unified communications.  

• Technical design and documentation skillset  

• Experience with WLAN products from Meraki, MIST, Aruba and Ubiquiti 

• Experience installing network firewalls, routers and switches  

• Ability to troubleshoot network issues (TCP/IP) and identifying points of failure, configuring and troubleshooting IPsec VPNs using multiple routers & creating VLANs, configuring managed switches and firewalls.  

• Ability to troubleshoot third party software and liaise vendor support  

• Ability to articulate technical options/issues/designs such that management can make informed decisions.  

• Able to explain technical issues and solutions clearly to any audience 

• Strong critical thinking and analytical skills to assess complex issues and recommend effective solutions.   

Nice to have 

•  CCNP / JNCIS – Professional level certifications   

• Experience working in a Data Centre environment  

Why Academia?

Academia is an innovative and rapidly expanding technology company on a mission to transform IT services for large public and private sector customers. We’re not just a supplier; we’re a trusted partner for thousands of clients.  

Our ethos is simple, if we can provide great technology and make it work, we will empower our customers to optimise their investment in technology. Our customers IT success is our business. Building a strong reputation over 20 years as a top-tier provider of IT solutions and services, the company has sustained double-digit growth, with revenues exceeding £150 million in FY24. We have picked up prestigious industry awards along the way, including the highly prized CRN reseller of the year award.  

Backed by Strive Capital, which has provided strong financial and strategic support since 2020, Academia is well-equipped to continue expanding into new areas. Our dedicated lifecycle division, launched to meet the growing demand for sustainable IT solutions, reinforces our commitment to reducing environmental impact while supporting the full lifecycle of our technology.  

Our culture is built on teamwork, innovation, integrity, ambition, and a commitment to delivering excellent customer service. With ambitious growth plans and a supportive, collaborative environment, Academia is a fantastic place for professionals eager to make an impact. Join us and become part of one of the UK’s most exciting tech success stories.  

Benefits

• Gym membership contribution   

• Health Cash Plan   

• Increased annual leave with length of service   

• Free annual leave on your birthday   

• Length of service bonus   

• Flexible working hours   

• Hybrid working  

• Free Will Writing service   

• Life Insurance   

• And much more!  

• Design, implement, and manage network security solutions, including firewalls, VPNs, Intrusion Detection/Prevention Systems (IDPS), and web application firewalls (WAFs).
• Develop and maintain security policies, standards, and procedures to ensure compliance with industry best practices and regulatory requirements.
• Conduct regular security assessments, vulnerability scans, and penetration tests to identify and mitigate potential risks.
• Monitor network traffic and security logs for suspicious activity, and respond effectively to security incidents and breaches.
• Develop and implement incident response plans and lead the remediation efforts during security events.
• Collaborate with IT and engineering teams to integrate security best practices into system design and deployment.
• Manage and maintain security hardware and software, ensuring optimal performance and up-to-date configurations.
• Provide expert technical guidance on network security matters to internal teams and stakeholders.
• Stay current with the latest security threats, vulnerabilities, and technologies, recommending and implementing proactive security measures.
• Develop and deliver security awareness training to employees.
• Maintain comprehensive documentation of network security architecture, configurations, and procedures.
• Evaluate and recommend new security technologies and solutions to enhance the overall security posture.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. Relevant certifications such as CISSP, CCNP Security, or CEH are highly desirable.
• Minimum of 7 years of experience in network security engineering, with a strong focus on enterprise-level network security.
• In-depth knowledge of TCP/IP, routing protocols, network segmentation, and firewalls (e.g., Palo Alto, Fortinet, Cisco ASA).
• Proven experience with VPN technologies, IDS/IPS, WAFs, and SIEM solutions.
• Hands-on experience with cloud security best practices (AWS, Azure, GCP).
• Strong understanding of common cyber threats, attack vectors, and mitigation strategies.
• Excellent analytical, problem-solving, and diagnostic skills.
• Exceptional communication and interpersonal skills, with the ability to explain complex technical concepts to both technical and non-technical audiences.
• Demonstrated ability to work independently and manage multiple priorities effectively in a remote environment.
• Experience with scripting languages (e.g., Python, Bash) for automation is a plus.

• Design, implement, and maintain advanced network security architectures, including firewalls, VPNs, IDS/IPS, and WAFs.
• Develop and enforce network security policies, standards, and procedures.
• Lead threat hunting initiatives and conduct regular vulnerability assessments and penetration testing.
• Manage and monitor network security infrastructure, ensuring optimal performance and availability.
• Respond to and investigate security incidents, coordinating mitigation and remediation efforts.
• Stay current with the latest security threats, vulnerabilities, and industry best practices.
• Provide technical leadership and mentorship to junior security engineers.
• Collaborate with IT teams to ensure security is integrated into all aspects of network design and operations.
• Develop and deliver security awareness training to staff.
• Contribute to disaster recovery and business continuity planning.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Minimum of 7 years of experience in network security engineering.
• Proven experience in leading security projects and teams.
• Expertise in firewall management (e.g., Palo Alto, Cisco ASA, Fortinet), intrusion detection/prevention systems, and VPN technologies.
• Strong understanding of TCP/IP, routing protocols, and network architecture.
• Experience with SIEM tools (e.g., Splunk, QRadar) and incident response procedures.
• Relevant security certifications such as CISSP, CCNP Security, or GIAC.
• Excellent analytical, problem-solving, and troubleshooting skills.
• Strong communication and interpersonal skills, with the ability to articulate technical concepts to non-technical audiences.
• Experience with cloud security (AWS, Azure, GCP) is a plus.

• Design, implement, and manage advanced network security solutions, including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, and secure gateways.
• Develop and enforce network security policies, standards, and procedures to ensure the confidentiality, integrity, and availability of the network.
• Monitor network traffic and security alerts, identifying and responding to security incidents in a timely and effective manner.
• Conduct regular vulnerability assessments and penetration testing to identify and remediate security weaknesses.
• Develop and maintain security documentation, including network diagrams, configurations, and incident response plans.
• Lead security incident response activities, coordinating efforts with internal teams and external stakeholders.
• Evaluate and recommend new security technologies and solutions to enhance the organisation's security posture.
• Provide technical guidance and mentorship to junior security engineers and IT staff.
• Collaborate with other IT teams to ensure security is integrated into all network infrastructure projects and initiatives.
• Stay abreast of the latest cyber threats, security trends, and best practices in network security.
• Participate in on-call rotation for incident response and support.

• A Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. Master's degree preferred.
• A minimum of 7 years of progressive experience in network security engineering, with a strong emphasis on large-scale enterprise or telecommunications networks.
• In-depth knowledge of TCP/IP, routing protocols, network architecture, and security best practices.
• Hands-on experience with leading security technologies from vendors such as Cisco, Palo Alto Networks, Fortinet, Check Point, and Juniper.
• Proficiency in security monitoring tools, SIEM solutions, and packet analysis.
• Relevant security certifications such as CISSP, CCNP Security, or GIAC are highly desirable.
• Excellent analytical, problem-solving, and decision-making skills.
• Strong communication and interpersonal skills, with the ability to explain complex technical issues to both technical and non-technical audiences.
• Proven experience in leading security projects and mentoring team members.
• Ability to work effectively under pressure in a fast-paced operational environment.

• Bachelor's degree in Computer Science, Information Security, or a related field; Master's degree preferred.
• Minimum of 8 years of experience in network security engineering, with at least 2 years in a lead or supervisory role.
• Extensive experience with network security technologies such as firewalls (Palo Alto, Cisco ASA), IDS/IPS, SIEM solutions, VPNs, and endpoint security.
• Strong understanding of TCP/IP, routing protocols (BGP, OSPF), and network architecture.
• Proven ability to conduct security audits, penetration testing, and vulnerability management.
• Experience with cloud security (AWS, Azure, GCP) is highly desirable.
• Relevant certifications such as CISSP, CCIE Security, or GIAC are a strong plus.
• Excellent problem-solving, analytical, and communication skills.
• Ability to work effectively in a fast-paced, team-oriented environment.

• Design, implement, and manage firewall infrastructure, Intrusion Detection/Prevention Systems (IDS/IPS), VPNs, and other security appliances.
• Monitor network traffic for security breaches and suspicious activities, responding promptly to incidents.
• Conduct regular security assessments, vulnerability scans, and penetration testing to identify and mitigate risks.
• Develop and enforce network security policies, standards, and procedures.
• Manage security incident response activities, including investigation, containment, and recovery.
• Ensure compliance with relevant security regulations and industry best practices.
• Collaborate with IT teams to integrate security measures into network design and deployment.
• Provide technical expertise and guidance on network security matters.
• Stay up-to-date with the latest security threats, trends, and technologies.
• Document network security configurations, policies, and procedures.

• Bachelor's degree in Computer Science, Information Security, or a related field, or equivalent practical experience.
• Minimum of 5 years of experience in network security engineering.
• Proven expertise with various security technologies such as firewalls (Palo Alto, Cisco ASA, Fortinet), IDS/IPS, SIEM solutions (Splunk, QRadar), and VPNs.
• Strong understanding of TCP/IP, routing protocols, and network architecture.
• Experience with cloud security principles (AWS, Azure, GCP) is a plus.
• Relevant security certifications such as CISSP, CCNA Security, or CCNP Security are highly desirable.
• Excellent analytical, problem-solving, and troubleshooting skills.
• Strong communication and interpersonal skills, with the ability to explain complex technical issues to non-technical audiences.

• Design, implement, and maintain network security infrastructure, including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, and endpoint security solutions.
• Develop and enforce security policies, standards, and procedures across the network.
• Conduct regular security assessments, vulnerability scans, and penetration testing to identify and mitigate risks.
• Monitor network traffic for security breaches and anomalous activity, responding promptly and effectively to incidents.
• Develop and maintain incident response plans and conduct post-incident analysis.
• Collaborate with IT operations and other teams to ensure security is integrated into all network design and deployment activities.
• Evaluate and recommend new security technologies and solutions to enhance the overall security posture.
• Provide technical leadership and mentorship to junior security engineers.
• Stay current with emerging threats, vulnerabilities, and security best practices in the telecommunications industry.
• Develop and deliver security awareness training to relevant personnel.
• Ensure compliance with industry regulations and data protection laws.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Extensive experience in network security engineering, with a focus on telecommunications networks.
• In-depth knowledge of network protocols (TCP/IP, BGP, OSPF), firewall technologies, VPNs, and IDS/IPS.
• Experience with security information and event management (SIEM) systems.
• Proficiency in scripting languages (e.g., Python, Bash) for automation is highly desirable.
• Relevant certifications such as CISSP, CCIE Security, or GIAC are a strong advantage.
• Strong analytical and problem-solving skills, with the ability to diagnose and resolve complex security issues.
• Excellent communication and interpersonal skills, with the ability to explain technical concepts to non-technical stakeholders.
• Ability to work effectively under pressure and manage critical security incidents.
• Experience in a Security Operations Center (SOC) environment is a plus.