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Overview As a Senior Systems Engineer, you will lead the organisation’s transformation from a VMware-based environment to Red Hat OpenShift Virtualisation. This role is responsible for the full migration lifecycle, as well as the day‑to‑day operation, optimisation, and maintenance of Virtual Machines (VMs) running on OpenShift. You will serve as a senior technical resource, providing deep expertise in virtualisation, Linux, Kubernetes/OpenShift, and enterprise infrastructure. Job Description Duties and Responsibilities: Infrastructure Design: Assist with the design of Bare Metal OpenShift clusters optimised for virtualisation, ensuring high performance for compute-heavy VM workloads. Modernisation & Migration: Lead the end-to-end migration lifecycle from VMware vSphere to OpenShift. This includes leveraging the Migration Toolkit for Virtualisation (MTV), performing pre-migration discovery, and executing "Warm Migrations" to minimise downtime for critical business stateful workloads. Storage Management: Experience configuring Portworx as the storage provider on top of Pure Storage. Backup & DR: Experience with managing backup and DR within Red Hat OpenShift environments. Assisting the DR team in configuring run books for Client DR Testing. Operational Excellence: Manage VM-specific "Day 2" operations, including Live Migration, node maintenance/draining, and high-availability (HA) scheduling. Optimize & Maintain: Proactively monitor our systems with CheckMK, manage storage on Pure Storage and HPE. Troubleshoot & Resolve: Act as a final escalation point for complex technical issues, performing deep-dive root cause analysis and collaborating with support teams to ensure timely resolution. Collaborate & Innovate: Work closely with a team of skilled engineers to share knowledge, improve processes, and evaluate emerging technologies. Provide Critical Support: Participate in a rotating on-call schedule to provide after-hours support for critical infrastructure. Flexibility: Ability to work Weekends for project roll outs, Maintenance tasks etc. Person Specification Qualifications and Experience Experience In the field of: Required/Preferred 7-10 Years Systems Engineering Required 2-4 Years Working directly with Kubernetes or OpenShift (MSP environment preferred) Required 1-3 Years Strong Linux administration skills Required Licenses and Certifications Professional Association Required/Preferred Red Hat Certified OpenShift Administrator Required Red Hat Certified Specialist in OpenShift Virtualisation Required Knowledge, Skills, and Abilities Virtualisation: Red Hat OpenShift, VMware ESXi/vCenter, Proxmox VE Cloud: Microsoft Azure (IaaS/PaaS) Application & Desktop Delivery: Citrix Virtual Apps and Desktops, Citrix NetScaler (ADC) Storage: Pure Storage, HPE Operating Systems: Windows Server, Linux Monitoring: CheckMK or similar enterprise monitoring tools Availability to work UK business hours with occasional evenings/weekends as part of the on-call rotation. Attributes that will drive success: Demonstrated ability to analyze root causes and implement long-term solutions. Ability to perform under pressure, manage competing priorities, and meet tight deadlines. Self‑starter with strong ownership, able to work independently while collaborating when needed Benefits of Working for Abacus: Generous annual leave entitlement plus bank holidays (pro-rata if part-time working hours apply) Gym discount Life insurance Comprehensive travel insurance for you and your family in line with scheme rules Confidential well-being and counselling support Competitive Compensation Contributory pension scheme Company events Private Medical and Dental Insurance
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.