Principal Product Security Engineer

Gb - Southamptonlead
Product Security EngineerCybersecurity
0 views0 saves0 applied

Quick Summary

Key Responsibilities

Defining and managing product security

Technical Tools
Product Security EngineerCybersecurity

Would you like the opportunity to work on some of the UK's most progressive defence programmes, influencing the security of ground-breaking technologies that will help protect national security for years to come? In return, you'll join a collaborative team of experts committed to technical excellence and continuous advancement.


Our Integrated Sensors and Protection Systems (ISP) Design Integrity team is looking for a Principal Security Engineer to secure the next generation of defence protection systems. Working closely with engineering specialists, you'll ensure that security is embedded throughout the product lifecycle, helping to develop resilient, compliant and threat-resistant solutions that protect our customers and their missions.


Responsibilities

~1 min read

  • →Practical experience of ISO27001/27004/27005 and NIST Risk Management Framework (RMF).
  • →Experience of supporting a security risk management system for highly regulated products based on recognised frameworks such as aerospace, nuclear, automotive, rail or oil and gas.
  • →Understanding and appreciation of the Engineering development lifecycles and how the Product Security specialism aligns.
  • →Ability to interpret Penetration Test Reports and support remediation action.
  • →Awareness of UK Government Assurance Processes.

This is not an exhaustive list, and we are keen to hear from you even if you might not have experience in all the above. The most important skill is a good attitude and willingness to learn.



This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). An additional range of Personnel Security Controls referred to as National Security Vetting (NSV) may apply, this could include meeting the eligibility requirements for The Security Check (SC) or Developed Vetting (DV). For more information and guidance please visit: https://careers.uk.leonardo.com/gb/en/security-and-vetting


What We Offer

~2 min read

At Leonardo, our people are at the heart of everything we do. We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work–life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive.

✓Time to Recharge: Enjoy generous leave with the opportunity to accrue up to 12 additional flexi-days each year.
✓Secure your Future: Benefit from our award-winning pension scheme with up to 15% employer contribution.
✓Your Wellbeing Matters: Free access to mental health support, financial advice, and employee-led networks championing inclusion and diversity (Enable, Pride, Equalise, Armed Forces, Carers, Wellbeing and Ethnicity).
✓Rewarding Performance: All employees at management level and below are eligible for our bonus scheme.
✓Never Stop Learning: Free access to 4,000+ online courses via Coursera and LinkedIn Learning.
✓Refer a friend: Receive a financial reward through our referral programme.
✓Tailored Perks: Spend up to £500 annually on flexible benefits including private healthcare, dental, family cover, tech & lifestyle discounts, gym memberships and more.
✓Flexible working: Flexible hours with hybrid working options. For part-time opportunities, please talk to us about what might be possible for this role.
Permanent

Hybrid

Location & Eligibility

Where is the job
Gb - Southampton
On-site at the office
Who can apply
Same as job location

About this job

Posted
Today
Employer
has 840 open jobs on Jobera.

Listing Details

Posted
October 15, 2026
First seen
October 15, 2026
Last seen
October 15, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
51%
Scored at
October 15, 2026

Signal breakdown

freshnesssource trustcontent trustemployer trust
Newsletter

Stay ahead of the market

Get the latest job openings, salary trends, and hiring insights delivered to your inbox every week.

A
B
C
D
Join 12,000+ marketers

No spam. Unsubscribe at any time.

Principal Product Security Engineer