Apply now »

Linux Admin Professional

Job Req ID:  54475
Posting Date:  8 Jan 2026
Function:  Service
Unit:  UK Business
Location: 

Rajarhat, Kolkata, India

Salary:  Competitive

Why this job matters

The role holder is a 2nd Line IT Cloud & Infrastructure engineer, providing support and delivery of infrastructure in Enterprise Managed Services (EMS).

They should be an innovative, engaging, driven individual who has a proven record of achievement and experience in collaborating across teams of highly skilled technical experts.

What you’ll be doing

The remit includes: 
    2nd  line support to underpin the shared services support model 
    Consultancy to internal and external customers
    Design assurance 
    Maintain existing skills in-line with BMS Service Catalogue and portfolio 
    Training & knowledge sharing with internal support teams
You'll have the following responsibilities:

 Delivering successful technical resolutions to complex customer issues escalated by 2nd line support teams within agreed Service Level Agreements (SLA)
 Problem solving and application of technical knowledge to unknown issues 
 Planning of complex change with first time successful delivery to ensure sustained service across wide ranges of products and solutions 
 Share technical knowledge across BMS through Continuous Improvement processes and coaching.
 Provide support to Service Design / Introduction for existing and new contracts 
 Keep abreast of changes to existing, emerging and new technologies to meet business and customer objectives
 Implementing solutions in a timely manner to ensure service level agreements are met (typically 2 hours)
 Engage and escalate complex issues with 3rd party vendors for advanced troubleshooting and problem management
 Driving own development plan to maintain skill set and knowledge of BT products and solutions
 Participate and contribute to continuous improvement and coaching within the team 
 Management of workload and delivery to meet key performance indicators
 Complex decision making to balance customer and business need
 Available when required to work out of hours either on an overtime or on-call basis 
 Able to attain Security Clearance

Skills

    Proven experience of technically supporting live operations in a managed services environment
    In depth knowledge of managed customer solutions
    Engagement with 3rd party vendors in advanced troubleshooting and problem solving
    Detailed understanding of emerging technologies across the managed services portfolio
    Working in an environment that adheres to ITIL best practices (ITIL4 foundation advantageous)
Experience you’d be expected to have
Intermediate / advanced certification or equivalent experience in at least 3 of the following:
MANDATORY
    Certifications such as RHCE, LFCS, or Linux+ preferred 
    Certificate Services
    Automation Technologies e.g. Ansible, Puppet, Chef
    Linux OS internals, networking, and storage concepts and backup
    VMware, KVM
    Troubleshoot and resolve advanced issues related to kernel, networking, storage, and performance tuning
    patching, upgrades, and security hardening of Linux systems
PREFERRED
    Anti-malware: Web & email filtering and anti-virus protection
    AOVPN, DirectAccess
    Citrix Virtual Desktop and Apps (Latest) including NetScaler ADC
    SAN Technologies: NetApp, HP 3PAR, Dell PowerStore and Metro Node
    Server Technologies: HP Synergy, Dell PowerEdge
    ITIL4 Foundation

About us

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. 
 
Over the next two years, we will complete the UK’s largest and most successful digital infrastructure project – connecting more than 25 million premises to full fibre broadband.  Together with our heavy investment in 5G, we play a central role in revolutionising how people connect with each other. 
 
While we are through the most capital-intensive phase of our fibre investment, meaning we can reward our shareholders for their commitment and patience, we are absolutely focused on how we organise ourselves in the best way to serve our customers in the years to come.  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.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.

Apply now »