Lead Security Consultant

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Apply Save Lead Security Consultant Trident Apply Location: Office Based – Brighton Driving Licence: A full UK driving licence is required Job Type: Permanent, Full-Time Salary: Competitive, details on application About Us At Trident, we make IT a source of strength, helping organisations thrive so they can better support the people who rely on them every day. We work in partnership with our clients to provide reliable IT services, practical guidance and people-focused support that strengthen their organisations and enable better outcomes. Benefits Joining Trident means becoming part of a supportive and collaborative environment where your contribution is recognised and your professional development is encouraged. 33 days’ annual leave, including bank holidays, increasing by one day per year of service up to 40 days. Access to on-demand IT courses, practice tests and virtual labs. Bupa Employee Assistance Programme for you and your family. Cycle to Work scheme and vendor pricing on personal IT hardware and software. Microsoft Workplace Discount Programme. Central Brighton office with social spaces, regular events and a Refer-a-Friend bonus scheme. About the Role The Lead Security Consultant leads the investigation, containment and resolution of complex cyber security incidents. Combining hands-on technical expertise with strategic client guidance, you will help Trident and its clients identify threats, reduce risk and strengthen their security posture. Lead complex incident investigations, forensic analysis and root-cause determination. Monitor and analyse security events using SIEM platforms, threat intelligence and security tooling. Conduct proactive threat hunting and enrich alerts to identify sophisticated threats and indicators of compromise. Coordinate containment, eradication, recovery and post-incident review activity across clients, internal teams and third parties. Provide clear risk assessments, incident reports and practical security recommendations to technical and non-technical stakeholders. Support security governance and compliance requirements, including UK GDPR, ISO 27001 and PCI DSS where applicable. Improve SOC processes, playbooks, tooling and reporting, while mentoring junior security colleagues. About You We are looking for an experienced cyber security professional who combines strong technical capability with sound judgement, commercial awareness and confident client communication. Substantial experience in cyber security operations, incident response, threat hunting or security consultancy. Demonstrable experience leading complex incidents and coordinating multiple stakeholders. Strong experience with SIEM platforms such as Microsoft Sentinel, Splunk, IBM QRadar or ArcSight. Practical knowledge of forensic investigation, threat intelligence and evidence-led root-cause analysis. Broad technical understanding of Microsoft 365, Azure, Windows Server, identity, networking, firewalls, endpoint security, virtualisation and resilience technologies. Ability to explain complex security risks clearly and provide proportionate, commercially aware recommendations. Experience within an MSP or multi-client environment is highly desirable. PowerShell or Python capability is advantageous. A recognised security certification such as CISSP, CISM, GCIH, CompTIA CySA+, SC-200, SC-100 or AZ-500 is desirable. Next Steps If you are an experienced security professional looking to lead high-impact investigations and help shape a growing security capability, we would love to hear from you. Apply today to be considered for this Lead Security Consultant opportunity: Submit your application with an up-to-date CV. Applications will be reviewed as they are received. Suitable candidates will be contacted to discuss the role further. Successful applicants will be invited to attend an interview. Employment offers will be subject to satisfactory pre-employment checks. Please note this role may be advertised under a different title than that used internally. Apply Trident IT & Tech 2 Jobs Company Profile In Short Industry IT & Telecommunications Founded 1991 Location Brighton Company size 51-250 About us At Trident, we make IT a
source of strength, helping organisations thrive so they can better support the
people who rely on them every day. We’ve built a different
kind of partnership, one that puts people first. We work side by side with our
clients to make sure their technology is reliable, built for purpose, and
designed to support modern ways of working. When that happens, people achieve
more, teams feel supported, and organisations become stronger. Our purpose Our
purpose is simple: to create strength through partnership. Our vision is to set the
standard for people-focused IT partnerships. And
our mission is to collaborate side by side every day, combining reliable IT,
practical guidance, and people-first support to make technology a trusted and
empowering part of everyday working life. Everything
we do is shaped by our values: Value - We create lasting value by
helping others achieve more for the people they serve. Integrity - We do the right thing,
always, openly, and consistently. Partnership - We build true partnerships
that make people and organisations stronger. Together, these
principles are what make us Trident. They remind us that our greatest strength
comes from working as one team, with our colleagues, our partners, and our
clients, to make a real difference. Why Join Trident? Help lead and shape the future of
Trident’s technical service operations. Empower and develop a talented team
across multiple disciplines. Influence company-wide service
strategy and client experience. Be part of a leadership
culture that values collaboration, learning, and continuous improvement. Lead Security Consultant jobs Lead Security Consultant jobs in Brighton Security jobs Security jobs in Brighton Consulting jobs Consulting jobs in Brighton Jobs in Brighton Full Time jobs Weekend jobs Retail jobs Amazon Warehouse Operative jobs Christmas jobs Night Shift jobs NHS jobs Apprenticeship jobs Warehouse jobs Cleaning jobs No Experience jobs Remote jobs Admin jobs Administration jobs Apprenticeships jobs Tesco jobs Get hired. Find success. Totaljobs About us Careers at Totaljobs Press Partners Privacy policy Terms and conditions Cookies Legal and compliance Accessibility Jobseekers Salary Planner Jobseeker help centre Career advice Recruiters Post job ads Recruiting news Courses Contact us - recruiters Recruit internationally Download App store Play store The Stepstone Group UK Ltd © 2026 We use cookies We use cookies to operate our website, measure how people use our services to help us improve them, enrich usage profiles and personalise the content displayed to you. We also share information about your use of our site with our social media, advertising, and analytics partners, who may combine it with other information, to show you relevant ads on other websites, and to measure the performance of our advertising. Some cookies are essential for the operation of our website. If you would prefer us not to use the non-essential cookies, click “Just necessary”, but please be aware that this may impact your experience of our site and the services we are able to offer. Click “Accept” if you’re happy for us to place these cookies. You can change your mind at any time. Store and / or access information on a device Cookies, device identifiers, or other information can be stored or accessed on your device for the purposes presented to you. Personalised ads and content, ad and content measurement, audience insights and product development Ads and content can be personalised based on a profile. More data can be added to better personalise ads and content. The performance of ads and content can be measured. Insights about audiences who have viewed the ads and content can be extracted. Data can be used to build or improve user experience, systems and software. Display third-party content (social networks, videos) Content from social networks and embedded content from third-party providers can be displayed. Identifiers derived from authentications If an identifier is created based on authentication data, such as contact details associated with online accounts you have set up on websites or apps (e.g. email address, phone number) or customer identifiers (e.g. an identifier provided by your telecommunications provider), then this identifier can be used to recognize you across websites, apps and devices if you are logged in with the same contact details. Just Necessary Accept All Cookie Settings You can also exercise your right to object to data processing based on legitimate interests under “Privacy Policy”. Privacy Policy Cookie policy