Senior IT Security Manager- Interim Role
Posted 14 days ago
*Interim Role- min 9 months
*Competitive Rate
đ Senior IT Security Manager
Weâre looking for an experienced Senior IT Security Manager to take ownership of IT security, compliance, infrastructure operations, and dayâtoâday IT support across a fastâmoving, modern SaaS environment.
If you thrive in a handsâon, highâimpact role that blends strategic security leadership with practical operational delivery, this is an opportunity to shape and elevate the entire security posture of a growing organisation.
đ About the Role
This is a broad and influential position covering four key areas:
1ď¸âŁ Reactive IT Support (20â25%)
Youâll lead the internal IT helpdesk function, ensuring smooth access management, device setup, SaaS administration, and onboarding/offboarding workflows. Expect a mix of predictable tasks and fastâmoving adâhoc support.
2ď¸âŁ Security & Compliance (25â30%)
Youâll be the guardian of the organisationâs security posture â monitoring controls, managing audits, reviewing vulnerabilities, handling incident response, and driving continuous compliance across frameworks such as ISO27001 and Cyber Essentials.
3ď¸âŁ Infrastructure & Operations (20â25%)
Youâll oversee the device fleet, MDM platforms, network and AV equipment, hardware lifecycle, and vendor relationships. This includes provisioning, policy enforcement, and ensuring operational resilience.
4ď¸âŁ Strategic Security Projects (25â30%)
Youâll lead longâterm initiatives including security roadmap delivery, policy development, security awareness training, business continuity planning, and vendor risk management.
đ§Š What Youâll Be Doing DayâtoâDay
- Managing user access, SaaS tools, and device provisioning
- Monitoring security alerts, email authentication, and vulnerability reports
- Coordinating incident response and crossâfunctional security escalations
- Maintaining compliance tooling and supporting external audits
- Overseeing MDM, endpoint protection, and zeroâtrust network tooling
- Running security awareness and phishing simulation programmes
- Managing vendor risk assessments and tooling renewals
- Collaborating with People, Finance, Engineering, and leadership teams
đ ď¸ Tools & Technologies Youâll Work With
(Experience with all is not required â but familiarity with similar platforms is ideal.)
- Identity & access management
- macOS/Windows MDM platforms
- Email security and endpoint protection
- Compliance automation tools
- SaaS procurement and licence management
- Cloud platforms and developer tooling
- Incident management systems
- Zeroâtrust network access solutions
đ¤ Who Youâll Work Closely With
Youâll partner with:
- Risk & compliance leadership
- Data protection and governance teams
- Engineering and platform security
- People/HR for onboarding/offboarding
- Finance for procurement and renewals
- All staff for IT support and security awareness
đŻ Who Weâre Looking For
Someone who is:
- Confident owning both strategic security initiatives and handsâon IT operations
- Comfortable contextâswitching between longâterm projects and reactive support
- Experienced in modern SaaS environments and cloudâfirst organisations
- Strong in stakeholder management and crossâfunctional communication
- Passionate about building secure, scalable, userâfriendly systems
Positiv Cohort delivers complex Defence and Security capability at pace, combining engineering expertise, secure programme delivery, governance and assurance.
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