Systems and Integration Engineer

Job Title:Systems and Integration EngineerReq ID:62161Job Function:SecurityPosting Start Date:09/10/2026Posting End Date:Division:UK BusinessJob Location:GBR Cheltenham TEAdvertised Salary:Competitive with great benefitsRecruiter:Lloyd HughesHiring Manager:Gavin WinterCareer Grade:EInternal Closing Date:29th October 2026Due to the sensitive nature of this role, you will be required to undergo DV (Developed Vetting) level Security Clearance (https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels). An allowance of £5k per annum may be payable monthly while you hold this DV and continue to work in a role that requires that level of security clearance. The terms of this allowance will be made available if you are successful in being recruited into this role.Security isn’t always the first thing that comes to mind when you think of BT, but when it comes to keeping everyone safely connected, We Are The Protectors. We deal with thousands of cyber-attacks every day, so that millions of people can safely go about their daily lives and run their businesses. We deliver vital work at scale, with real breadth and impact. We connect for good.You’ll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities. Our mission focused work is innovative, inspiring and technologically challenging in a way that makes every day different and stimulating. We provide the opportunity to work on rare projects, with exciting tools and brilliant people. Everyone has access to unparalleled professional and personal development opportunities and your contribution is always valued.About the roleWe are engineers who build, automate, and sustain the environments and enabling services that deliver mission‑critical outcomes.Today, we work primarily (not exclusively) with on‑premises technology stacks, however our focus is not the racked hardware or deployment cycles of vSphere or SAN storage, we are engineers consuming these technologies at the API and automation layers. We have projects using automation to deploy virtual machines and enact detailed and complex guest OS configurations across enterprise Windows and Linux environments.Our job isn’t to follow vendor blueprints or push a single technology stack; we aim to solve complex technical problems cleanly and reliably. We have broad autonomy to pick the right tool for the job, whether that is deploying cutting‑edge open‑source projects, engineering enterprise Windows and Linux systems, or writing custom integrations to tie disparate platforms together.Whether your background is rooted in core Windows administration, Linux, or network engineering, what matters is your ability to break down problems, automate repetitive work, and build systems that last.This role requires eligibility for UK Developed Vetting (DV) clearance. As a result, applicants must typically be sole British citizens and have lived in the UK continuously for the previous 10 years, subject to UK Government vetting requirements.What you’ll be doingHands‑on OS & Server automation. Writing and improving automation (primarily Ansible) to handle OS configuration. Everything from getting Debian networking configuration just right to configuring Active Directory.Solution design to solve customer challenges. Practical translation of customer needs into deployable architectures.Integrating and deploying applications and services from third parties.Knowledge sharing & presentations to peers and customers.Team effort split is approximately:25% Automation, Scripting, Software Engineering25% Linux/Windows Systems Engineering20% Solution Investigations, Design & Communications20% Application Deployment and Integration10% Networking and TroubleshootingEssential Skills / ExperienceCore Operating Systems: Solid hands‑on experience in guest‑level administration and configuration for either Linux (RHEL, Ubuntu, Debian) or Windows (Active Directory, PowerShell, Core Services).Prototyping: Curiosity and confidence when exploring unfamiliar tools. Comfortable picking up new open‑source or enterprise technologies, experimenting in a test environment, and building Proofs of Concept to see what works.Network Fundamentals: Strong grasp of internet essentials, including TCP/IP, DNS, routing, and Certificate/PKI concepts.Desirable Skills / ExperienceWe are a multi-disciplinary team of specialists and generalists. While no one is expected to know everything, candidates should bring deep expertise or broader cross‑platform experience that overlaps with the following:Automation & Orchestration: Ansible is a primary technology for us, specifically using it to automate detailed guest OS configuration and applications deployments across a wide range of target systems.Virtualisation & container platforms (vSphere, Docker/Podman, K3s, K8s). Strong working knowledge of vSphere from a workload perspective (cloning, templates, networking)Terraform. Future adoption for VMware Cloud Foundation (VCF) automation.Enterprise Windows technologies: Active Directory, Remote Desktop Services, ADFS (SAML, OAuth), SQL Server, Exchange and PowerShell.Linux administration: RedHat, UbuntuandDebian; Apache, NGINX, HAProxy.Networking & Internet: DNS, Certificates/PKI, Proxy services, Dynamic Routing, DHCP, Firewalls, vSphere NSXSoftware development: Python (Django, Ninja, Selenium) and React/NextJS.Monitoring, Audit & Security: (Zabbix, Grafana, Security Onion, ELK)AI platforms: Deploying and operating open-source LLMs in on‑premises environments.Public Cloud: AWS services including Lambda driven automation, Infrastructure as Code and workflow orchestration supporting internet focused test and development. Cloud Monitoring (CloudWatch).Our PackageA structured Technical Progression Pathway to recognise and reward appropriate technical people.Competitive DV market aligned salariesTiered role based DV allowanceWorld‑class training and development opportunities10% on target bonusEqual 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.BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%New BT Better Workplace working environments at strategic locations across the UKHuge range of flexible benefits including an EV salary sacrifice, cycle to work, healthcare, season ticket loan, additional annual leaveOn-call allowance (Depending on role requirements)Access to 100’s of retail discounts including the BT shop24/7 private virtual GP appointments for UK colleaguesOption to join BT Shares Saving schemes25 days annual leave (not including bank holidays), increasing with service2 weeks paid carer’s leaveDiscounted broadband, mobile and TV packagesEnhanced life assurance of up to ten times base salarySecurity is one of the fastest growing parts of our global organisation. We are protecting our networks from more than 6,500 cyber attacks each day, investing over £40m in research each year - and in employing nearly 3,000 people, we’re also the largest private cyber employer in the UK. With incredible opportunities to learn, develop and grow your skills, we’ll invest in you, nurture your potential and shape your future – whatever your background or experience.In today’s world, safe and secure digital connections have never been more vital. You’ll be joining a global company operating at the frontier of the information age: BT employs 90,000 people in 180 countries. With huge scale, we’re capable of achieving great things, striving to be personal, simple, and brilliant for our customers whilst creating an inclusive working environment where people from all backgrounds can succeed. Play your part. Make a difference. We are the Protectors.A FEW POINTS TO NOTEAlthough 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. #J-18808-Ljbffr