John Harrison
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John Harrison Email & Phone Number

Security Specialist at Colt Data Centre Services
Location: Chelmsford, England, United Kingdom 8 work roles 2 schools
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Current company
Role
Security Specialist
Location
Chelmsford, England, United Kingdom
Company size

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John Harrison is listed as Security Specialist at Colt Data Centre Services, a with 423 employees, based in Chelmsford, England, United Kingdom. AeroLeads shows a matched LinkedIn profile for John Harrison.

John Harrison previously worked as Principal Security Consultant at Cundall and Senior Design Consultant at Cornerstone Grg Ltd. John Harrison holds Advance Gnvq, Business Studies & Gcse from Duke Of Yorks Royal Military School.

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Colt Data Centre Services

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Profile bio

About John Harrison

A result focused Principal Security Consultant with specific experience in the design, technical negotiation and commercial understanding of IP based Physical Security systems. Fully conversant in the Industry Standards and requirements.

Listed skills include Security Architecture Design, Integrated Security Systems, Business Development, Cctv, and 12 others.

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John Harrison's current company

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Colt Data Centre Services
Colt Data Centre Services
Security Specialist
Chelmsford, GB
Employees
423
AeroLeads page
8 roles

John Harrison work experience

A career timeline built from the work history available for this profile.

Principal Security Consultant

Current

London, England, United Kingdom

I lead the security requirements (consultancy advice and engineering design) on projects from the London office. As Principal and Technical Lead, I also contribute to the operational delivery of projects, the management of client relationships and the management of the London team. I have developed my management skills at Cundall. This includes people management, financial and commercial management, marketing and business development and project management. My role at Cundall encompasses a wide range of responsibilities including:• Lead role in relation to the technical delivery of projects, and provision of technical supervision, guidance and coaching to less experienced staff• Checking and/or verifying the work of less experienced staff, in accordance with Operational Procedures• Recognised point of contact for clients on projects• Under the guidance of a more experienced manager, significant contribution to the financial management of projects, including the provision of information for “month-end completions”, invoicing and debt management activities• Line management responsibilities including recruitment selection and performance appraisal• Monitor resourcing requirements for projects and provide feedback to Partners• Provide training and coaching to the global security team, including acting as a mentor to support those pursuing membership of professional institutions• Attend internal and/or external marketing and business development events as appropriate• Present to a varied audience, from other Cundall staff, to clients, to prospective clients• Prepare submissions and fee bids

Mar 2023 - Present

Senior Design Consultant

London, United Kingdom

CornerStone is an independent, international Security Consultancy firm. We help organisations protect their people, assets, intellectual property and profits by identifying the threats and minimising the risks that face today's global businesses.CornerStone does not supply security products. We work with clients in various parts of the supply chain to provide objective, unbiased advice – we act as a trusted advisor to our clients. What makes us different is the quality of our people, our problem solving approach and our innovative solutions. Our team of highly experienced security consultants can assess the risks and threats to your business and develop innovation solutions.We have undertaken high profile security projects in France, Netherlands, Spain, Romania, Croatia, Italy, Russia, India, Middle East and Africa.My role at CornerStone encompassed a wide range of responsibilities including:• Security Consulting: Attend client meetings to discuss, review and advise on a broad range of security and project issues. Meet with appropriate individuals/groups such as clients, security directors, architects, authorities and the police to ensure adherence to regulatory governance and the success of the project • Security Documentation: Prepare security design documentation from briefs through to Technical Specifications and global security standards specific to client and project requirements• Security Design: Prepare detailed technical specifications and designs for physical and electronic security systems, security control rooms and server rooms• Tender Management: Review and evaluation of tender documents, attended tender interviews and contractor selection• Project/Contract Management: Contract variations, technical advisor, client’s representative, performance monitoring, witness testing, commissioning witnessing, operational and maintenance document approval

Sep 2019 - Mar 2023

Design Consultant - Electronic Security

London, United Kingdom

At Onnec, previously ExcelRedstone, I focused on the design of integrated IP Physical Security solutions by engaging in major tender responses, providing detailed designs and commercial responses in accordance with current H&S, BS and NSI Gold standards.Key responsibilities include:• Present and converse with a professional, confidant manner when liaising with customers, technical authorities and consultants to interpret and develop client security requirements• Undertaking site surveys to produce and deliver technical and integrated security system specifications and solutions• Adopt a Lead role in major bids and technically responses where the IP solution is the lead technology by liaising with other ExcelRedstone’s ICT and SCS design teams, compiling and producing final tender documentation• Work to tight deadlines, prioritising effectively and ensuring delivery of tender responses within the required timescales.• Attend all Tender bid interviews as the key security designer for projects• Ensure all quotations are produced in accordance with departmental policy and procedures as well as fully compliant to current H&S, BS and NSI Gold standards.• Actively engage with the market, through key partners, suppliers & vendors and leverage relationships where ever possible• Actively engage in self-development and knowledge gathering of technology that is relevant to our industry and client requirementWith the ICT network now at the heart of modern buildings management, ExcelRedstone has established itself as a leading partner for the deployment of smart building solutions. We help our clients respond with a unique methodology designed to align all parties and sub-systems in a truly converged IP network.

Dec 2017 - Sep 2019

Security Systems Architect

United Kingdom

My role at ClearView is to design integrated security systems for tenders and quotations. I am therefore essential in ensuring that the requirements of our customers are met within access control, CCTV, intruder alarms, ANPR and other integrated security systems. Some of my main duties include:• Applying knowledge of integrated security systems in the preparation of quotations or tender documentation which meet our customer’s specifications. • Undertaking site surveys to ensure that the customer receives the most cost-effective equipment.• Liaising with equipment manufacturers to ensure technical compliance and preparing system specification documentation.• Generate proposals in accordance with the customers’ layout requirements including drawings, technical design, statement of requirements and commercial factors.ClearView has met some of the world's most demanding security requirements by utilising our experience in design, manufacture, installation and service of the following individual or integrated system solutions: Access Control, CCTV, Gates & Barriers, Fencing, Perimeter Intruder Detection, Intruder Alarm, Fire Detection, Building Management Systems, Home Management Systems, Intercom, TV Distribution/IPTV and Public Address.

Oct 2016 - Dec 2017

Security Consultant

United Kingdom

At ClearView I was responsible for creating Electrical Security System designs, developing the company’s business and maintaining excellent relations with both new and existing customers. I worked closely with ClearView’s Engineering team, Sellers and third party contractors to ensure that all customer’s security needs and requirements are met. Some of my main duties include: • Undertaking site surveys to assess customer specifications and needs.• Creating Electronic Security System Designs, Parts Lists and Quotes.• Developing sales of new systems and service maintenance contracts.• Complete Tender and PQQ documentation.• Presenting proposals to customers.

Feb 2012 - Oct 2016

Sales Supervisor

United Kingdom

As a Sales Supervisor, I was trained to a Supervisor level where I had been an integral part of a small team. Training received in all areas of Sony equipment and sales. Some of my main duties include: • Talking to customers to establish their needs and then guiding them into making a purchase, making sure all their needs have been met with any necessary accessories.• Processing sales, ordering stock with Sony UK and other stores, using Intranet system.• Stock checks and audits. • Booking in deliveries and contacting customers when stock is ready for collection.• Serving as product specialist for all Sony products, receiving specialist training at Sony UK headquarters, Weybridge.Awards received within our group of 12 shops include: Highest Mystery Shopper Average throughout 2010-2011. The company used Retail Eyes and 7 out of my 8 scores were 100%.

Aug 2007 - Jan 2012
Team & coworkers

Colleagues at Colt Data Centre Services

Other employees you can reach at coltdatacentres.net. View company contacts for 423 employees →

2 education records

John Harrison education

Advance Gnvq, Business Studies & Gcse

Duke Of Yorks Royal Military School

In 1801, His Royal Highness, Frederick Duke of York, laid the foundation stone in Chelsea of what was to become the Duke of York’s Royal.

City & Guilds National Diploma, Fine Woodwork & Cabinet Making

Building Crafts College
FAQ

Frequently asked questions about John Harrison

Quick answers generated from the profile data available on this page.

What company does John Harrison work for?

John Harrison works for Colt Data Centre Services.

What is John Harrison's role at Colt Data Centre Services?

John Harrison is listed as Security Specialist at Colt Data Centre Services.

Where is John Harrison based?

John Harrison is based in Chelmsford, England, United Kingdom while working with Colt Data Centre Services.

What companies has John Harrison worked for?

John Harrison has worked for Colt Data Centre Services, Cundall, Cornerstone Grg Ltd, Onnec, and Clearview Communications.

Who are John Harrison's colleagues at Colt Data Centre Services?

John Harrison's colleagues at Colt Data Centre Services include Eitaro Matsuoka, Yuki Yokouchi, Sajid Gazge, Dafydd Morris-Roberts, and Anca Popescu.

How can I contact John Harrison?

You can use AeroLeads to view verified contact signals for John Harrison at Colt Data Centre Services, including work email, phone, and LinkedIn data when available.

What schools did John Harrison attend?

John Harrison holds Advance Gnvq, Business Studies & Gcse from Duke Of Yorks Royal Military School.

What skills is John Harrison known for?

John Harrison is listed with skills including Security Architecture Design, Integrated Security Systems, Business Development, Cctv, Ip Cctv, Access Control, Alarm Systems, and Video Over Ip.

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