Senior IT Security Specialist who is a well-rounded security generalist with deep hands-on tech[...]

S.i. Systems; Greater London; On-site; GBP 100,000 - 125,000; Full time

Job summary

A leading IT services provider in Greater London seeks a Senior IT Security Specialist. The role requires a well-rounded security generalist with over 10 years of experience, expertise in cloud security (GCP, Azure), and knowledge of security architecture principles. Responsibilities include providing technical security expertise, conducting application security reviews, and mentoring team members. The position offers competitive compensation, flexible health benefits, and career development opportunities.

Benefits

Competitive compensation

Flexible health benefits

Paid vacation

Career development opportunities

Relocation support

Qualifications

• Minimum 10 years as an IT Security Specialist.
• Experience in cloud security configuration (GCP, Azure).
• Strong knowledge of security architecture principles.

Responsibilities

• Provide technical security expertise to IT projects.
• Conduct security reviews of new applications.
• Support governance and compliance activities.
• Maintain and enhance existing security tools.
• Implement new security technologies and processes.
• Review and approve security-related changes.
• Mentor junior and intermediate team members.

Skills

IT Security Specialist experience

Cloud security configuration

Knowledge of security architecture

Tool configuration (SIEM, PAM, etc.)

Communication skills

Education

CISSP or relevant security certifications

Tools

SIEM

PAM

SWG

CASB

EDR

antimalware platforms

Job description

Our Saskatoon client has an Outstanding Opportunity for a Permanent Senior IT Security Specialist who is a well-rounded security generalist with deep hands‑on technical expertise, and who thrives in a collaborative environment where both mentoring and execution are essential.

Must Have

• Minimum 10 years as an IT Security Specialist
• Experience in cloud security configuration (GCP, Azure)
• Strong knowledge of security architecture principles
• Hands‑on experience configuring and maintaining tools such as SIEM, PAM, SWG, CASB, EDR, and antimalware platforms

Nice‑to‑Have

• CISSP or other relevant security certifications
• Strong communication skills with the ability to explain risks clearly.
• Generalist‑level understanding of security concepts across multiple domains.
• Willingness to learn new technologies.
• Experience balancing operational and project work (approx. 50 / 50).

Responsibilities

• Provide technical security expertise to IT projects and business projects
• Conduct security reviews of new applications (on‑premises and cloud)
• Support governance and compliance activities (e.g., security baselines, change reviews)
• Maintain and enhance existing security tools and solutions.
• Implement new security technologies and process improvements.
• Review and approve security‑related changes.
• Mentor junior and intermediate team members.

You’ll be taken care of

• Enjoy a strong total rewards package, including :
• Competitive compensation with base + variable pay
• Flexible health, dental, vision, plus Health & Personal Spending Accounts
• Fixed benefits (life, AD&D, disability) and paid vacation
• Employee & Family Assistance Program
• RRSP and RPP matching
• Career development opportunities
• Relocation support for eligible candidates