Security Systems Administrator I — TOC Operator & Analyst

M.C. Dean, Inc.; City Of London; On-site; GBP 45,000 - 83,000; Full time

Benefits offered by this job

Tuition reimbursement

Leadership training

Job summary

M.C. Dean, Inc. is hiring a System Administrator 1 for its Security and Electronic Systems (SES) unit.

You will join a TOC team configuring and maintaining CCTV, access control, PSIM and related electronic security services for federal, local, and commercial clients across high-growth markets. The role requires knowledge of core physical security systems, flexibility in shifts (nights/weekends), and collaboration with international teams.

Qualifications

• BS degree or HS Diploma with progressive experience in system administration.
• Experience in triage, resolution and analysis of system problems.
• IAT Level II certification (e.g., Security+) or equivalent is required.
• Ability to work flexible shifts including nights and weekends.

Responsibilities

• Install, configure and troubleshoot CCTV and access control systems.
• Manage TOC tasks and provide updates to leadership.
• Support AI initiatives to evolve the security program.
• Monitor system logs and assist with documentation and SOPs.
• Collaborate with regional teams and foreign exchanges for knowledge sharing.

Skills

System administration

Windows patching

Vulnerability remediation

Networking basics

MS Excel/PowerPoint

Education

BS degree

HS Diploma

Tools

MS Excel

MS Word

MS Visio

PowerPoint

Job description

M.C. Dean, Inc. is hiring a System Administrator 1 for its Security and Electronic Systems (SES) unit.

You will join a TOC team configuring and maintaining CCTV, access control, PSIM and related electronic security services for federal, local, and commercial clients across high-growth markets. The role requires knowledge of core physical security systems, flexibility in shifts (nights/weekends), and collaboration with international teams.