Network Security Operations Engineer, Officer

🔒 Confidential Employer
Posted 20 April 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Firewall policy management Security policy analysis NGFW security technologies Security audits Scripting Documentation

FULL DESCRIPTION

Network Security Operation Engineer will be responsible for implementing and maintaining systems to protect [Employer hidden — view at passion-project.co.uk]’s network infrastructure. This includes managing security policy, conducting security audits, and analyzing security & network traffic. Additionally, they are tasked with creating, updating, and enforcing network security policies and procedures. These responsibilities are crucial in ensuring the security and integrity of our network

Job Description:

Network Security Operation Engineer will be responsible for implementing and maintaining systems to protect [Employer hidden]’s network infrastructure. This includes managing security policy, conducting security audits, and analyzing security & network traffic. Additionally, they are tasked with creating, updating, and enforcing network security policies and procedures. These responsibilities are crucial in ensuring the security and integrity of our network

What You Will Be Responsible For:

  • Firewall policy hygiene management (rule recertification, cleanup, etc.)
  • Identification and remediation of policies violating standards
  • Reporting of policy compliance with standards
  • Coordination of policy recertification
  • Review and approval of security change requests
  • Implementation of security change request
  • Respond to audit requests, findings and remediation
  • ability to work during off hours, weekends etc..
  • creating and updating documentation

Core Skills & Experience:

  • experience with NGFW security technologies - Fortinet, CheckPoint & Palo Alto
  • Experience with security policy Analyzer tools Algosec, Tufin and Firemon
  • Understanding of security policy and log analysis
  • experience working with end users
  • experience working on short and long term projects
  • familiar with scripting
  • Experience with security policy and process audits

Good to Have:

  • Prior experience in financial services
  • Technology certifications – such as NGFW any Vendor
  • Experience with host based security technologies
  • Experience or basic understanding of SASE vendors - Netskope, Zscaler, Cato Networks, Cloudflare, etc
  • Experience of basic understanding of WAF technologies and load balancing

What We Value:

  • Ability to work with a team and independently
  • Strong interpersonal skills
  • Ability to identify priorities
  • Ability to adapt to dynamic workloads
  • Takes ownership and drives solutions
  • Strong documentation skills
  • Strong organizational skills

Education & Preferred Qualifications:

  • Bachelor's Degree or equivalent technical certifications

About [Employer hidden]

Across the globe, institutional investors rely on us to help them manage risk, respond to challenges, and drive performance and profitability. We keep our clients at the heart of everything we do, and smart, engaged employees are essential to our continued success.

We are committed to fostering an environment where every employee feels valued and empowered to reach their full potential. As an essential partner in our shared success, you’ll benefit from inclusive development opportunities, flexible work-life support, paid volunteer days, and vibrant employee networks that keep you connected to what matters most. Join us in shaping the future.

As an Equal Opportunity Employer, we consider all qualified applicants for all positions without regard to race, creed, color, religion, national origin, ancestry, ethnicity, age, disability, genetic information, sex, sexual orientation, gender identity or expression, citizenship, marital status, domestic partnership or civil union status, familial status, military and veteran status, and other characteristics protected by applicable law.

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Benefits

  • Medical Care and Insurance
    We provide a range of medical plans that cover you and your dependents. You can also take advantage of our employee and family life insurance, accidental death and dismemberment coverage.

Well-Being Programs

[Employer hidden]'s BeWell helps employees proactively manage their well-being. Our Employee Assistance Program (EAP) provides personal and confidential assistance for a broad range of issues.

Financial Well-Being

Depending on where you work, you will be eligible for regionally specific savings and/or retirement plans.  
We also provide resources and host local events to educate employees on achieving financial well-being.

Holidays and Time Off

We provide our employees with a highly competitive holiday and paid vacation allowance, with considerations for local requirements. We also offer our employees two paid days off to volunteer their time to company-driven initiatives or organizations of their choice.​​​​​​​

Supporting Families

We are committed to supporting all employees and the ones they care about.  Some of our programs include paid parental leaves, back-to-work support, adoption assistance or flex work arrangements.

Other Benefits

Among others benefits, you may have access to group savings, discounts at sport clubs and cinemas, and our new employee referral bonus program.

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Application process assistance

[Employer hidden] is committed to affording equal access to job opportunities to qualified applicants with disabilities.

Individuals with a disability who require accommodation or assistance in the job application process for a posted position may contact us at [contact hidden].

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