Network and Security Sysops Engineer

Excited to grow your career?

Our purpose is to make it easy for people to save and invest for a better future. We are looking for great people to join us, so please come and invest in YOUR future at Hargreaves Lansdown.

We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We’d love to hear from you!

About the role

Our Technology teams play a central role in keeping HL's technology services secure, resilient and available for our clients and colleagues. As part of the Network Engineering team, you will be responsible for the operation, support and continual improvement of our enterprise network.

Working as part of a collaborative engineering team, you will take ownership of network and security incidents, problems, changes and service requests, ensuring issues are investigated thoroughly and resolved within agreed service levels.

You will have hands-on responsibility for HPE Aruba Wi-Fi, Zscaler ZIA and ZPA, and Check Point Firewalls, as well as supporting the ongoing patching, upgrades and maintenance of these critical platforms.

If you are driven to succeed, enjoy solving complex technical problems and like to be challenged on a daily basis, then please read on!

What you’ll be doing

• Taking ownership of incidents from initial investigation through to resolution, ensuring appropriate communication and documentation throughout.
• Investigating recurring and complex issues and performing Root Cause Analysis (RCA) as part of the Problem Management process.
• Planning, raising and implementing network changes through the organisation's formal Change Management process.
• Planning and delivering regular patching, firmware updates and software upgrades across network infrastructure.
• Reviewing vendor security advisories and identifying required patches, upgrades and vulnerability remediation activities.
• Supporting the maintenance and upgrade of HPE Aruba wireless infrastructure, including troubleshooting wireless connectivity, authentication, performance and availability issues.
• Supporting and administering Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA), including policy changes, application access, authentication and connectivity troubleshooting.
• Supporting and administering Check Point Firewalls, including firewall policies, rules, NAT, objects, logging and troubleshooting.
• Maintaining accurate technical documentation, network diagrams, configuration records and operational procedures.
• Working collaboratively with Service Desk, Cyber Security, Systems Operations, Cloud and Application teams to deliver effective end-to-end solutions.
• Supporting continual service improvement initiatives to increase network availability, security and performance.
• Ensuring network and security platforms remain appropriately patched, supported and aligned with security and operational standards.

About you

• Proven experience working as a Network Engineer, Network Security Engineer or Infrastructure Engineer.
• Strong hands-on experience supporting HPE Aruba Wi-Fi environments.
• Strong hands-on experience with Zscaler ZIA and ZPA.
• Strong hands-on experience with Check Point Firewalls.
• Experience working within Incident, Problem and Change Management processes.
• Practical experience of network and security patching, firmware updates and upgrades.
• Strong understanding of networking fundamentals
• Excellent troubleshooting and analytical skills, with the ability to investigate complex technical issues through to root cause.
• Experience using network monitoring, logging and diagnostic tools.
• Ability to work effectively under pressure, particularly during major incidents.
• Excellent interpersonal, organisation and communication skills.
• Strong understanding of security principles and the importance of maintaining secure and resilient network infrastructure.
• Relevant industry certifications in areas such as Aruba and Zscaler, Check Point

Nice to have

• Experience with Cisco Nexus switching.
• Experience with VMware NSX.
• Experience with F5 LTM

Interview process

2 stage interview process - initial call | competency based & scenario based questions

Working Schedule

This role is based in Bristol head office, BS2 0PS. This role is permanent, full time, 37.5 hours per week, Monday to Friday. We have returned to the office 2 days a week.

Why us?

Here at HL, we’re the UK’s number 1 investment platform for private investors, based in Bristol. For more than 40 years we’ve helped investors save time, tax and money on their investments.

To achieve our mission, we believe we have a workplace like no other, with constant learning, dynamic teams, and a great ethos. We're steered by core values that promote service, quality, innovation, and opportunity in everything we do.

What's on offer?

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Hargreaves Lansdown is an inclusive employer that values diversity in its workforce. We encourage applications from all individuals without regard to race, religion, gender, sexual orientation, national origin, disability or age.

This role may also be available on a flexible working or part time basis – please ask the Recruitment & Onboarding team for more information.

Please note, we are unable to provide employment sponsorship to candidates.

About Us

Hargreaves Lansdown is the UK's number one platform for private investors. Our purpose is to empower people to save and invest with confidence, and today, we are trusted with more than £120 billion by over 1.7 million clients.

We are based in the heart of Bristol now with over 2,000 colleagues. We believe we have a workplace like no other, with constant learning, dynamic teams and a great ethos. We're steered by our core values that promote service, quality, innovation, and opportunity in everything we do.

For more information about careers at HL and to see all our vacancies, please visit our careers website.