DV Application Support Engineer

TwinStream; Cheltenham; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading company is seeking candidates for a contract role that involves maintaining and supporting a managed cross-domain service. This position requires strong technical skills, specifically in application development using Java and experience with service delivery in a managed environment. Successful candidates will work closely with an on-site team using modern engineering practices and tools to ensure system reliability and responsiveness.

Qualifications

• Experience working in a managed service environment.
• Critical thinking and quick task prioritisation.
• Experience with application deployment in micro-service architectures.

Responsibilities

• Maintain and support a managed cross-domain service.
• Build and deploy code across multiple project teams.
• Second and third-line support with proactive problem-solving.

Skills

Application development using Java

Service delivery focus

Effective communication

Problem-solving

Git version control

Tools

Terraform

Ansible

Docker

OpenShift

RHEL/CentOS

Influx

Grafana

NPM

Java

Job description

Details :

Employment: Contract (outside of IR35)

Rate: £500 - £600

Security Level: Must have live DV- clearance

Location: 5 days in either Cheltenham

About the role:

Successful candidates will be working as part of an on-site team to maintain and support a managed cross-domain service using a wide range of technology, platforms and tools. The team employ site reliability engineering tools and practices to continuously verify and improve the service.

Responsibilities:

Build and Deploy code from multiple project teams:

• Maintenance and administration of a CI pipeline building artefacts using Java, Maven and NPM. Configuration and execution of component and service acceptance test suites using Maven and Cypress. Deployment and configuration of tested services using Terraform and Ansible. Target platforms include OpenShift, RHEL/CentOS and Docker. Configuration and deployment of third-party appliances and software services.

Verification & Monitoring:

• Track performance and availability metrics from deployed services with Influx and Grafana. Configure automated alerts to trap problems before they become incidents. Review application logs and respond to changes in system behaviour as they arise.

Support and troubleshooting:

• Second and third-line support, responding directly to business issues and questions. Problem escalation and incident response. Root cause analysis and proactive problem solving. The team is empowered to deploy changes in response to arising requirements.

Business-as-usual maintenance:

• Use of automation tools and techniques to reduce toil. Database housekeeping.

• OS level health checks and patching. Data centre operations over multiple sites.

Key skills

• Experience of work within a managed service environment with a strong focus on service delivery and customer outcomes. Experience of application development using java or similar. Critical thinker with the ability reason about problems, test hypothesis and make appropriate risk decisions. Effective communication and interpersonal skills. Quick prioritisation of tasks and the ability to adapt to changing priorities during incident response scenarios. Experience with git version control.

Desirable skills

• Experience of application deployment and administration using micro-service architectures. Experience with asynchronous messaging platforms such as AMQP. Experience with infrastructure-as-code tools: Terraform/Ansible. Experience with S3 object storage tools and techniques. Experience with RDBMS platforms: Oracle or similar.