Infrastructure Engineering Specialist

BT Group; Manchester; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading telecommunications company in Manchester is seeking a skilled Linux Engineer to oversee system design, performance optimization, and security measures. The ideal candidate will have expertise in Linux administration, automation, and container technologies like Kubernetes and Docker. Strong troubleshooting skills and the ability to document processes are essential. The role offers opportunities for professional development and a competitive benefits package, including a bonus and pension scheme.

Benefits

On target 10% bonus

BT Pension scheme with substantial contributions

25 days annual leave plus bank holidays

24/7 private virtual GP appointments

World-class training and development opportunities

Qualifications

• Experience administering Linux servers in virtualized settings using automation tools.
• Ability to produce technical focused documentation for a variety of audiences.
• Experience responding to high priority incidents.

Responsibilities

• Undertake system design, build, testing, validation, and support of components.
• Performance optimization to ensure optimal system efficiency.
• Implement security measures on Linux servers.

Skills

Kubernetes

Linux troubleshooting

Ansible

Docker

Python

GitLab

VMware

PostgreSQL

Networking

OpenStack

Tools

Jenkins

Version Control Systems

Dell/Cisco server hardware

Job description

Overview

BT Group was the world's first telco and our heritage in the sector is unrivalled. As home to several of the UK's most recognised and cherished brands - BT, EE, Openreach and Plusnet, we have always played a critical role in creating the future, and we have reached an inflection point in the transformation of our business. This includes radical simplification of systems, structures, and processes on a huge scale. Together with our application of AI and technology, we are on a path to creating the UK's best telco, reimagining the customer experience and relationship with one of this country's biggest infrastructure companies. Change on the scale we will all experience in the coming years is unprecedented. BT Group is committed to being the driving force behind improving connectivity for millions and there has never been a more exciting time to join a company and leadership team with the skills, experience, creativity, and passion to take this company into a new era.

Responsibilities

• Undertake routine daily activities and be accountable for system design, build, testing, validation, maintenance, and ongoing support of components within Network Cloud
• Undertake the implementation of new and enhanced technology that aligns to customers' strategic direction
• Performance Optimization: Identify and address performance bottlenecks in the Linux environment, including system, application, and network components, to ensure optimal system efficiency
• System Security: Implement and maintain security measures and best practices to protect Linux servers from potential threats, vulnerabilities, and unauthorized access
• Automation and Configuration Management: Develop and maintain Ansible playbooks and automation scripts to streamline administrative tasks, configuration management, and deployment processes
• Containerization and Orchestration: Utilise containerisation and Kubernetes for orchestration to manage and scale containerised applications effectively
• Participate in technology lifecycle planning, including contributing to the development of the technology roadmaps and Platform Health Assessments
• Deliver the required documentation, knowledge transfer and training to successfully land new solutions into the support organisation
• Drive the implementation of core and cloud infrastructure security to manage risks and exposure
• Provide support for platform incidents
• Mentor other Engineering professionals, helping to improve the team's abilities by acting as a technical resource
• Continuously develop and share knowledge with the team on emerging trends and changes
• Manage key stakeholder and customer relationships. Provide operational excellence and leadership across NC, EC & legacy platforms. Support and optimise our infrastructure using Ansible, Docker, Kubernetes, and Version Control Systems (VCS). Strong technical expertise in Linux and related technologies.

Qualifications

• Familiarity with Kubernetes, VMware and OpenStack
• Familiarity with databases such as MySQL / PostgreSQL, particularly their storage requirements and backup models
• Skills in integration of third party, Opensource and self developed solutions
• Ability to develop and maintain programs and scripts that aid in the operation and automation of tasks using various shell and scripting languages (Ansible/bash/ Python)
• Ability to produce technical focused documentation/guides for a variety of audiences
• Familiarity with data centre networking technologies
• Knowledge of Linux filesystems and storage including LVM, iSCSI, file access control, partitioning and RAID
• Strong Linux troubleshooting skills, covering both functional and performance issues
• An understanding of code review and familiarity with tools like GitLab & Jenkins
• Strong knowledge of Linux configuration management and automation including bash, awk, sed and Ansible
• Strong knowledge of machine virtualization, ideally KVM
• Understanding of the TSA and its implications to ways of working
• Good knowledge of Linux container technologies including Docker
• Good knowledge of Linux networking including bridging, routing, iptables and diagnostic tools such as tcpdump, ping etc.
• Familiarity with enterprise grade server hardware (Dell/Cisco)
• Ability to self-manage priorities and take a flexible approach to implementation
• General knowledge of change control and operational security processes and the importance of these processes to the integrity of services you operate
• Experience administering Linux servers in virtualized settings using automation tools
• Experience researching and learning new technologies
• Researching and resolving problems both independently and as part of a team
• Experience responding to high priority incidents
• Documenting designs and ideas
• Actively participated in strategy setting sessions
• Has been part of a team that moves quickly whilst hosting critical services
• Experience of using cloud platforms to develop solutions to problems

Benefits

• On target 10% on target bonus
• BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%
• From January 2025, equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It's for all parents, no matter how your family is made up.
• Enhanced women's health support: including help with menopause symptoms, cancer screenings, period care and more
• 25 days annual leave (not including bank holidays), increasing with service
• 24/7 private virtual GP appointments for UK colleagues
• 2 weeks carer's leave
• World-class training and development opportunities
• Option to join BT Shares Saving schemes