Senior Network Engineer (L3)

SecurityHQ
London, UK
3 months ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Working hours
Regular working hours
Job source

Tech stack

Microsoft Access Amazon Web Services Microsoft Azure Border Gateway Protocol Complex Networks Network Address Translation Virtual Private Networks (VPN) Network Security Network Architecture Networking Basics Network Administration Open Shortest Path First (OSPF)
+7 more
SAP Sales and Distribution Cloud Platform System Software Troubleshooting Fortinet Firepower Cisco Servicenow

Job description

This is a hands on senior network engineering role where you will play a key part in delivering and optimizing managed network security services for enterprise clients within a fast growing global cybersecurity business.

You will be responsible for the configuration, management and continuous improvement of network security infrastructure, acting as a senior escalation point for complex technical issues. Working closely with engineering, service delivery and client stakeholders, you will ensure high quality service delivery across firewalls, SD WAN and SASE platforms.

This role would suit a technically strong engineer who enjoys a fast paced, client facing environment and exposure to complex global security environments., Own the technical delivery of managed network security services for enterprise clients

Act as a senior escalation point for L1 and L2 engineers, providing technical guidance and mentorship

Configure, deploy and manage network security infrastructure including NGFW, SD WAN and SASE or SSE platforms

Troubleshoot complex network security incidents and produce root cause analysis

Conduct proactive reviews of client environments to identify risks and improvement opportunities

Manage firewall rule sets, policy optimization and change processes

Support client service reviews and act as a trusted technical advisor

Contribute to network security architecture design and engineering standards

Maintain accurate records of incidents, configurations and service activities

Participate in on call support for high priority incidents

Support continuous improvement of managed services and internal engineering practices

Requirements

5 plus years of hands on network security engineering experience

Strong experience working in an MSSP or managed services environment

Deep expertise in next generation firewalls (Check Point is a must) other include such as Palo Alto, Fortinet, or Cisco Firepower

Strong understanding of networking fundamentals including BGP, OSPF, VPNs, NAT and switching

Experience with SD WAN technologies and modern network architectures

Familiarity with SASE or SSE platforms such as Zscaler, Netskope or Prisma Access

Experience working within cloud environments such as AWS, Azure or GCP

Strong troubleshooting and analytical skills

Experience with ITSM tools such as ServiceNow

Excellent communication skills with the ability to engage technical and non technical stakeholders

Ability to work under pressure and manage multiple client environments

About the company

SecurityHQ is a global cybersecurity company. Our specialist teams design, engineer and manage solutions that do three things: Promote clarity and trust in a complex world. Build momentum around improving security posture. And increase the value of cybersecurity investment within organizations. Free from limitations, and inclusive of all requirements, we focus on defending today, while mitigating the risks of tomorrow. And into the future. Our solutions are tailored to our customers and their unique context. Around the clock, 365 days per year, our customers are never alone.

Apply for this position

This job is hosted externally. Click below to view the full posting and apply.

Apply on find.jobs

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

2:17 min

Fortinet firewall administrative passwords leaked on the dark net

Chris Heilmann +1 · LIVE

1:29 min

Expanding practical knowledge with community sandboxes and resources

Stuart Clark · LIVE

3:22 min

Transitioning from software engineering to security roles

Anna Oliveira · Coffee With Developers

3:45 min

Prototyping deterministic agents with n8n and PyATS

Alfonso Sandoval Rosas Alfonso Sandoval Rosas · Europe 2026 Virtual

4:19 min

Introduction to network security and endpoint monitoring architectures

Christoph Ruggenthaler · LIVE

1:38 min

Exploring developer resources for further API automation learning

Shweta Palande · LIVE

Videos

See all

Related articles

See all