
CAD / Design Engineer
About the role
CAD/Design Engineer - Esotec
What You Will Do
You will support the design and operations teams in delivering advanced electronic security system (ESS) solutions across government, critical national infrastructure and utilities environments.
This role focuses on producing high-quality CAD drawings, technical documentation and full design packages for systems including access control, video surveillance, intruder detection and perimeter protection. You’ll work closely with designers, engineers and project managers to ensure accurate, compliant and fully integrated solutions. This is primarily office-based with collaboration across project teams.
What We Offer
- Competitive salary
- 25 days holiday plus bank holidays
- Pension
- Life insurance
- Employee Assistance Programme
- Employee referral scheme
- Employee discounts
- Cycle to Work scheme
- Training and career development opportunities
- Supportive, collaborative and safety-driven culture
How You Will Do It
- Produce detailed 2D CAD drawings, layouts and schematics for EACS, VSS, IDS and PIDS systems
- Develop cable routing diagrams, containment drawings and network layouts
- Create equipment schedules, rack elevations, riser diagrams and wiring schematics
- Manage document control processes including versioning, classification and distribution
- Coordinate technical submissions and maintain document status registers
- Compile and maintain Operations & Maintenance (O&M) manuals
- Ensure drawing standards align with company, government and utilities requirements
- Collaborate with internal teams to ensure designs meet operational and regulatory needs
- Support BIM coordination where required
What We Are Looking For
Required:
- Eligibility for SC level security clearance
- Proficiency in AutoCAD, Bluebeam, JVSG, Visio and Microsoft Office
- Strong understanding of electronic security systems (ESS)
- Experience producing technical drawings and managing document control workflows
- Ability to interpret architectural, electrical and mechanical drawings
- Strong attention to detail and ability to manage multiple projects
- Excellent communication and stakeholder engagement skills
Beneficial:
- Revit experience
- Knowledge of UK/EU ESS standards and government guidance
- Experience with leading ESS platforms (e.g. Gallagher, Lenel, Genetec, Axis)
About Us
Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education.
For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward.
If you are ready to make a meaningful impact in fire protection across the data centre sector and thrive in a dynamic, growth-focused environment—apply now and help shape the future with Johnson Controls.
Benefits and perks
•Paid Time Off
•Employee Discount
Required skills
AutoCAD
Bluebeam
JVSG
Visio
Electronic security systems
Document control
Technical documentation
About Johnson Controls
Didcot-Oxfordshire-United Kingdom
Headquarters