Senior system engineer Work, Jobs in Mathern, Mon (with Salaries)

Technical Support Engineer
Advanced Secure Technologies —Saint Mellons
- £26,225 - £29,000 a year
- Full-time
- Remote
- Customer service
- Windows
- Administrative experience
Quick apply
Senior Network Engineer
Consortium X LTD —Corsham
- £75,000 - £95,000 a year
- Full-time
- Hybrid work
- Management
- Computer networking
- Linux
Quick apply
5d
Senior Systems Engineer (Azure)
International Baccalaureate —Cardiff
- £40,000 - £50,000 a year
- Full-time
- Hybrid work
- Azure
Head of People and Culture
Welsh National Opera Cenedlaethol Cymru —Cardiff
- £60,000 a year
- Full-time
- Hybrid work
- Management
- Administrative experience
- Supervising experience
- Annual leave
- Employee assistance programme
Quick apply
10d
Senior Process Engineer
Microchip Technology —Caldicot
- Full-time
- Assembly
- Project management
- Travel
Software Engineer (Mid and Senior Levels)
One Big Circle —Bristol
- £36,000 - £70,000 a year
- Full-time
- AWS
- C++
- Machine learning
Quick apply
6d
Senior Civil Engineer
Arup —Cardiff
Data Cabling Senior Engineer
TVNET —Bristol
- £28,000 - £45,000 a year
- Overtime
- Management
- Supervising experience
- Project management
- Free parking
- Annual leave
Quick apply
2d
System Integration & Test Engineer/ Senior System Integration & Test Engineers (Multiple Roles)
General Dynamics Mission Systems - United Kingdom —Blackwood
- £36,000 - £60,000 a year
- Full-time
- Military
- Laboratory experience
- Travel
Quick apply
Senior Software Engineer
Adzact —Bath
- £1,000 a year
- Full-time
- Master's degree
- SQL
- AWS
Quick apply
Electrical Fitter
M Group —Caldicot
- Overtime
- Maintenance
- Annual leave
- Employee assistance programme
Senior Software Engineer
International Baccalaureate —Cardiff
- £50,000 a year
- Full-time
- Hybrid work
- Azure
- Oracle
Design & Development Engineer
Cummins Inc. —Cwmbran
- Hybrid work
- Microsoft Powerpoint
- Engineering
- Master's degree
- Relocation assistance
- Flexible schedule
Senior Systems Engineer
ASSYSTEM —Bristol
- Full-time
- Hybrid work
Quick apply
Engagement Manager
Rowden —Bristol
- £80,000 - £100,000 a year
- Full-time
- Hybrid work
- Communication skills
Quick apply
Lead Design Engineer
Bill Bennett Engineering Ltd —Bristol
- £45,000 - £55,000 a year
- Full-time
- ERP systems
- English
- Welding
- Free parking
Quick apply
5d
Senior Civil Engineer
AtkinsRéalis —Cardiff
- Full-time
- Hybrid work
- Leadership
Senior Automation Engineer
Clue Software —Bristol
- Hybrid work
- Azure
- APIs
- Leadership
8d
Senior Mobile Hydraulic Engineer (Full Time)
Fluiconnecto —Newport
- £35,000 - £45,000 a year
- Full-time
- Customer service
- Maintenance
- Plumbing
- Free parking
- Life insurance
Quick apply
4d
PSA Engineer II
Holtec —Almondsbury
- Engineering
- Bachelor's degree
- Communication skills
Quick apply

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senior system engineer jobs near mathern, mon

Technical Support Engineer

Advanced Secure Technologies -
Saint Mellons

Quick apply

Job details

Full-time
£26,225 - £29,000 a year

Benefits

On-site parking

Qualifications

Microsoft Windows Server
IIS
Customer service
Microsoft SQL Server
Windows
Administrative experience
IT support
B2B
Software testing
IT
Application support
Root cause analysis
BTEC
Communication skills
A Level

Full job description

Technical Support Engineer – (1st Line Support & General Support)
Location: Cardiff (Office-based, 5 days a week)
Salary: £26,225 - £29,000 DOE + up to £3,000 annual bonus
Start Date: June 2026 - August 2026

Are you organised, technically minded, and eager to build a career in a fast-growing tech company? Join our Support Team and take on a varied and impactful role in our technical support desk. With full training, exposure to in-house software, and long-term development opportunities, this is an ideal step into a dynamic application support career.

What You’ll Do:

Act as a key part of our 1st Line Support Team, resolving technical queries from customers
Assist with investigation and root-cause analysis of 2nd Line tickets
Capture, categorise and escalate software support tickets in line with SLAs
Work closely with our technical and development teams to resolve live issues
Support customer system setup and configuration under guidance
Contribute to product testing, customer feedback and continuous improvement initiatives
Provide excellent levels of service to our customers, communicating effectively and professionally.

Requirements

What We’re Looking For:

Interest or experience in IT support, application support, or operational roles
Confident working with technical systems (training provided)
Comfortable with data handling and Microsoft 365 tools
Excellent communication and customer service skills – extremely important as this is a business-to-business role
Process-driven mindset and attention to detail
Problem-solving approach with the ability to work independently
Technical or IT-related qualifications (e.g. BTEC, HND, A-Level IT, Degree, CompTIA) are beneficial but not essential
Experience with support ticketing systems, SQL Server, Windows Server or IIS is a plus
Strong organisational, attention to detail and administrative skills

Benefits

What We Offer:

£26,225 - £29,000 DOE starting salary + up to £3,000 annual bonus
Full training and structured development plan
Clear progression routes into many other roles in the business, including Senior Technical Support Engineer, Technical Engineering, Account Management, Project Management, Product Management or operations roles
Opportunities to specialise in application support, system configuration, software testing or service delivery
25 days holiday + bank holidays
Bonus scheme and regular incentives
Onsite gym, parking, essentials-stocked kitchen, and team socials
A varied, customer-facing role with real impact and responsibility

If you’re looking for a technical and customer minded individual where you help shape our support service and grow into senior and more specialist roles, apply now – we can’t wait to see what you’ll bring!

Location and hours:
Onsite, Eastern Business Park, St Mellons, Cardiff, Wales.

Min Hours 37.5hrs per week, 8.30am to 5pm Monday to Friday, with up to one hour for lunch.

On Site Working:
We’re an office-based team because our culture thrives on collaboration and hands-on support, especially as we grow quickly and onboard new team members. While we don’t offer fully remote or fixed hybrid work, we’re flexible when life happens – ad hoc home working is always an option.

Diversity & Inclusion:
Advanced Secure Technologies is an equal opportunity employer, proud of our ongoing efforts to foster diversity and inclusion. We welcome applicants from all backgrounds and process your personal data in accordance with our Privacy Notice.

Quick apply

Refine Your Search

senior system engineer jobs in mathern, mon

Technical Support Engineer

Senior Network Engineer

Senior Systems Engineer (Azure)

Head of People and Culture

Senior Process Engineer

Software Engineer (Mid and Senior Levels)

Senior Civil Engineer

Data Cabling Senior Engineer

System Integration & Test Engineer/ Senior System Integration & Test Engineers (Multiple Roles)

Senior Software Engineer

Electrical Fitter

Senior Software Engineer

Design & Development Engineer

Senior Systems Engineer

Engagement Manager

Lead Design Engineer

Senior Civil Engineer

Senior Automation Engineer

Senior Mobile Hydraulic Engineer (Full Time)

PSA Engineer II

I want to receive the latest job alerts for senior system engineer in mathern, mon

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