Applications Support Engineer

Date Posted: 2025-11-25
Country: United Kingdom
Location: Harlow, Essex, Kao One, Kao Park, Harlow, CM17 9NA
Position Role Type: Unspecified
Grade: P3
Function: Digital Technology
Work Location: Harlow or Glenrothes (Hybrid with a minimum of 2 days on site per week)
Clearance: SC
Duration: Permanent
Hours: Full time, 37 hrs per week

Role Summary

This role is responsible for supporting and maintaining the full application life cycle and day-to-day operation along with servicing any new business requirements / configuration changes and new stand-ups, utilising industry standard best practice. It will also play a major part in understanding new business requirements, testing and integration other applications to integrate data between application.

Reporting to the Head of Business Intelligence, the successful candidate shall manage, operate, improve, maintain, and report the performance of the service. You will be operationally focused and will support optimal use of application technologies, driving to improve business efficiency, reduce risk and maximise customer engagement, both internally and externally.

Responsibilities

• Act as the application's Subject Matter Expert and technical with a particular focus on administering, configuring, and modifying dataflows within the tool
• Software upgrades and data migration between different platforms and O/S level Administration experience would be a distinct advantage
• Regular software maintenance, performance tuning and patching, including some periodic monthly out of hours working
• Plan works with the Head of Service ensuring operational integrity and compliance covering information security, change management, asset management and software licensing
• Meet IS assurance governance and policies to ensure we operate with confidence, through effective maintenance of secure and stable IT platforms for the business, adherence to company security, accreditation, and audit requirements
• Lead troubleshooting of all related service issues including management of vendors to ensure service operates as expected
• Support the development and implementation of key service level agreements (SLAs)
• Manage incidents, problems and changes to the service efficiently and effectively following the agreed and documented processes including planning the release of updates into service in line with technology roadmaps and demand management
• Maintain system documentation, support procedures and rota/cover arrangements with actively managed preventative upgrade cycles
• Support effective operational supplier performance and repairs & maintenance contracts, including software licencing compliance, software licence & support contract agreements and renewals
• Carry out a programme of daily/weekly/monthly checks and develop approaches to improve, streamline and automate the health status of the environment

About RTX

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.

Equal Opportunities

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.