12 administrator jobs found

Mainframe z/OS Administrator – Contract – Office Based We are seeking a Senior Mainframe z/OS Administrator / Systems Programmer to join a large enterprise environment supporting critical IBM Z infrastructure. This is a hands-on role focused on z/OS system administration, upgrades, performance tuning and disaster recovery within a 24/7 production estate. Key Responsibilities * Plan and execute z/OS upgrades, maintenance, PTFs and APARs * Install, configure and support ISV products (Broadcom/CA, BMC, Rocket Software) * Manage IBM Z hardware including CPC, LPAR configuration, HMC/SE, IOCP/IODF * Monitor and tune performance using RMF, SMF, TMON, SAS, WLM * Support GDPS, IPL testing and disaster recovery execution * Provide incident resolution and participate in on-call support Essential Skills * Strong hands-on experience with z/OS installation, configuration and support * Proven experience delivering major z/OS upgrades * Deep knowledge of LPAR, HMC,...

Our client, an award-winning Car Hire Rental company is looking for a Mainframe Z/Os Administrator This role is responsible for implementing, maintaining and optimizing z/OS Operating environment and involves managing system configuration, upgrades, applying maintenance (PTFs/RSUs), monitoring system performance and ensuring high availability. The engineer will oversee hardware components such as CPCs, LPARs, DASD, tape systems, HMC/SE, and IOCP/IODF configurations. Your responsibilities: * Plan, prepare, and execute z/OS operating system upgrades * Apply IBM PTFs and APARs to maintain system integrity and resolve reported issues * Monitor z/OS system health, performance, and resource utilization using tools like RMF, SMF, TMON and SAS * Install, configure, upgrade, and maintain a wide range of ISV products (e.g., Broadcom/CA, BMC, IBM, Rocket Software, etc.) * Have good understanding and experience on Hardware Configuration Definitions / IOCP and HMC Management and...

World Class Defence Organisation is currently looking to recruit a SAP Security Support Administrator Subcontractor on an initial 12 month contract. The role can be based from either the companies Stevenage or Bolton site, depending on your preference.  The role will be predominantly working from home.   Rate: £22.63ph (Umbrella) Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bolton depending on your preference   Hybrid / Remote working: The role will be predominantly working from home… one day per week onsite.  Also, a condensed 4 day working week of Monday to Thursday is OK too. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)   SAP Security Support Administrator Job Description: The SAP Security Support Administrator plays a key role in supporting documentation, refinement and execution of General IT Controls...

World Class Defence Organisation is currently looking to recruit a SAP Security Support Administrator Subcontractor on an initial 12 month contract. The role can be based from either the companies Stevenage or Bolton site, depending on your preference.  The role will be predominantly working from home.   Rate: £22.63ph (Umbrella) Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bolton depending on your preference   Hybrid / Remote working: The role will be predominantly working from home… one day per week onsite.  Also, a condensed 4 day working week of Monday to Thursday is OK too. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)   SAP Security Support Administrator Job Description: The SAP Security Support Administrator plays a key role in supporting documentation, refinement and execution of General IT Controls...

We are seeking an experienced 2nd Line Tech Bar Engineer to provide high-quality, customer-facing technical support across onsite and remote environments. This role acts as an escalation point from 1st line support, resolving more complex technical issues while delivering an excellent end-user experience in secure, fast-paced environments. You will work closely with wider IT, infrastructure, and security teams to ensure incidents and requests are resolved efficiently and in line with agreed service levels and security standards. Key Responsibilities * Provide 2nd line technical support to end users via Tech Bar (onsite) and remote channels * Act as an escalation point for incidents and service requests unresolved at 1st line * Troubleshoot and resolve issues across macOS, Windows, iOS, and Android devices * Support Microsoft 365 services including Exchange Online, Teams, SharePoint, and OneDrive * Configure and support end-user...

Business Analyst (Salesforce) Location: Magor, South east Wales Hours: 37.5 per week, Mon-Fri, 9-5pm (3 days onsite, 2 wfh) Daily Rate: £250 per day Type: 3month rolling contract, will extend Department: IT & Systems The Business Analyst is responsible for leading business analysis activities across development projects, ensuring thorough investigation, comprehensive documentation, and effective stakeholder engagement to support successful project outcomes. As part of the Development Operations Team, you will deliver services that support, maintain, and enhance internal system tools used across the business. In addition, this team offers customer-facing 'add-on' services—such as customer portals, system integrations, and custom development— to clients who engage with core offerings, including NOC, FLM, and Project delivery services." Principle Accountabilities / Objectives: * Collaborate effectively with business users, customers, and the systems team to align on project...

An exciting opportunity has emerged for a Data Analyst to join the homelessness department at one of Adecco's leading Local Government clients in a temporary role for the next six months, with potential extension beyond this. This is a full time role (36 hours per week, Monday to Friday) working hybridly from our client's West London office 2 days each week, and previous experience of working within a local government housing department would be highly desirable. The role will be reporting directly into the Assistant Director Housing Demand/ Programme Director, and the work is analysing data in the service to provide management insight and is core to financial control within housing demand. It will assist in providing accurate budgetary forecasting and analysis of their cohort in temporary accommodation, and those households presenting as homeless, and will enable the effective prioritisation of project work to manage spend within the directorate as well as improve outcomes for...

Project Manager – Data Migration (Insurance) Location(s): London / Wimbledon, UK Work Model: Hybrid Contract: 6 months / Inside IR35 We are looking for an experienced Project Manager – Data Migration to lead large-scale migration programmes within the insurance/warranty domain. The role focuses on migrating legacy policy and customer data to modern platforms, ensuring data quality, regulatory compliance, and successful cutover delivery. This is a hands-on delivery role, working closely with technical teams, business stakeholders, and third-party vendors. Key Responsibilities: * Own end-to-end data migration delivery (planning, profiling, cleansing, ETL, testing, cutover) * Define migration strategy, governance, RAID, and delivery plans * Act as the primary liaison between technical teams and business stakeholders * Oversee data mapping, validation, reconciliation, and data quality controls * Ensure compliance with GDPR and UK regulatory requirements * Manage...

Position: Identity & Access Management Workstream Lead (IAM/IDAM) Location: London/Hybrid Type: Contract, Inside IR35, 6 Months Rate: £(Apply online only) p/day We are looking for an experienced Identity & Access Management Workstream Lead (IAM/IDAM) to take ownership of a major cyber transformation programme. This strategic role is responsible for defining the IDAM strategy, overseeing a portfolio of initiatives, and ensuring that people, systems, and data are protected through modern, robust identity practices. In this role, you will: Lead a team of project managers to deliver initiatives across identity lifecycle management, privileged access, Identity Governance & Administration (IGA), multi-factor authentication (MFA), and single sign-on (SSO). Shape the organisation's next-generation identity security controls, supporting safe, responsible adoption of emerging technologies such as AI. Collaborate across Cyber Security, IT, HR, and business functions, ensuring...

If you are a versatile and highly skilled Cloud & Full‑Stack Engineer ready to work, support and advance this UK leading companies modern application ecosystem, then please, do read on! This role requires strong expertise across cloud infrastructure, backend microservices, frontend development, and legacy system support. The ideal candidate will possess comprehensive skills in all these areas, ensuring a well-rounded and robust contribution to our technology landscape. Duration: temporary contract for 3-6months or so Rate of Pay PH: £25-£27ph plus holiday pay (circa £48-50,000 if salaried) Location: hybrid. Need to work in the office in Central Bedfordshire for meetings, reviews and handovers, which will be once a week or so. Hours: 35 hrs per week 9am-5pm (1 hr lunch) Days: Mon-Fri Benefits: - free parking - electric vehicle charge points - holiday pay accrual - wfh most of the time - pension after a qualifying period Key Responsibilities * Design, build, and...

System Engineer - Inside IR35 - Remote - Golang Key Information Role: Senior Systems Engineer - GitHub Enterprise Tooling & Operations Location: Fully remote (option to visit London office if preferred) Rate: £525 - £550 per day (Inside IR35 - confirmed) Contract Length: 6 months Start Date: ASAP (cannot consider notice periods longer than 2 weeks) Working Arrangements: Fully remote Role Summary This position sits within the Engineering Enablement function and focuses on designing, building, and managing core services for GitHub Enterprise at scale. You will automate repository lifecycle processes, enforce organisation-wide policies, and integrate GitHub with other enterprise systems. The ideal engineer will be highly skilled in Go, experienced with large-scale GitHub Enterprise environments, and passionate about automation, infrastructure tooling, and emerging technologies such as Generative AI. Skills & Experience Needed 🔥 Essential Skills (Must-Haves) Golang...

Support for Project Management NATO Contract Brussels/Hybrid (80% on-site) 9 Month Initial Statement of Work (€(Apply online only) per sprint) Must already have a NATO Secret Clearance iO Associates has partnered with a Prime Consulting client on a NATO project in Brussels. Supporting NATO, we are seeing a Project Manager to join the journey of NATO's Modernisation of IT services. This will be conducted by leveraging the public cloud (Microsoft Azure, M365 and Amazon AWS), delivering managed, protected. Role responsibilities will cover: Resource & Schedule Support: Maintain project schedules, update resource plans, coordinate with resource managers, and track milestones. Documentation Management: Keep project documents organized, current, and compliant with governance standards; support knowledge‑management materials. Issue & Risk Tracking: Maintain accurate issue and risk registers. Meeting Support: Organize meetings, prepare agendas, take notes, and track...