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Senior Administrator Jobs (On-site work)

136 Job Offers

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Senior Remedy Database Administrator
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Seeking a Senior Remedy Database Administrator with an active Top Secret clearance for a role at Fort Belvoir. You will provide expert administration, ensuring performance, integrity, and security across all environments. This position requires MCSA: SQL Server and Security+ certifications, and o...
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United States , Fort Belvoir
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Not provided
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Chickasaw Nation Industries, Inc (CNI)
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Temporary to Permanent Senior Administrator
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Join a well-established family business in Bridgwater as a Senior Administrator. This temp-to-perm role requires strong Sage/Xero skills for sales ledger duties and administrative support. Enjoy weekly pay, retail discounts, and a supportive team environment in this key operational position.
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United Kingdom , Bridgwater
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29000.00 - 32000.00 GBP / Year
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Office Angels
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Senior Executive Administrative Assistant
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Provide dedicated, high-level support to C-Suite leadership in Oklahoma City. This senior role requires 5+ years of executive support experience, exceptional discretion, and advanced MS Office skills. Manage complex calendars, communications, and confidential projects in a fast-paced environment....
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United States , Oklahoma City
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Not provided
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Robert Half
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Senior Administrator
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Join STERIS in Westport as a Senior Administrator, supporting our plant team with key secretarial and administrative duties. This role requires strong communication skills, proficiency in MS Office, and the ability to work independently. You will lead continuous improvement initiatives and help c...
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Ireland , Westport
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Not provided
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STERIS
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Senior Database Administrator (MariaDB)
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Join our international team in Katowice as a Senior MariaDB Database Administrator. You will ensure secure, high-performance database environments, handling migrations, automation, and complex troubleshooting. We seek an expert in scalable MariaDB/MySQL with strong English skills. Enjoy comprehen...
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Poland , Katowice
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Not provided
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Sopra Steria
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Senior Billing Administrator
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Join our Finance team in Leicester as a Senior Billing Administrator. You will manage the full billing cycle, ensure accuracy and compliance, and handle client enquiries. Ideal candidates have proven billing experience, strong attention to detail, and excellent organisational skills. We offer a p...
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United Kingdom , Leicester
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Not provided
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Howes Percival
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Senior Administrative Assistant
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Join our nonprofit team in Atlanta as a Senior Administrative Assistant. Provide crucial support to an eight-person team, managing calendars, travel, and documentation. This contract role requires expertise in Google Sheets, Microsoft 365, and a passion for meaningful work. We offer comprehensive...
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United States , Atlanta
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Not provided
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Robert Half
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Senior Database Administrator
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Seeking a Senior Database Administrator in Dallas to manage enterprise databases and lead SharePoint Training Library development. Requires expertise in SharePoint, Power Automate, and data governance, plus strong analytical skills. Enjoy benefits like medical, dental, and 401(k) while ensuring s...
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United States , Dallas
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50.00 - 60.00 USD / Hour
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Solomon Page
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Senior Oracle e-Business Suite Administrator
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Seeking a Senior Oracle EBS Administrator in Heredia, Costa Rica. You will manage and optimize critical EBS R12 environments, including cloning, patching (ADOP), and WebLogic administration. The role requires deep expertise in Oracle 19c, Linux, and scripting, providing high-level support for LAT...
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Costa Rica , Heredia
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Not provided
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Citi
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Senior Credit Administrator
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Lead credit and collections for a growing Sacramento distribution company. This senior role requires 5+ years of B2B credit, AR, and team leadership experience. You will manage risk, oversee billing, and ensure accurate accounting functions. Benefits include comprehensive insurance and a 401(k) p...
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United States , Sacramento
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Not provided
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Robert Half
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Senior Payroll and Personnel Administration Specialist
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Seeking a Senior Payroll & Personnel Administration Specialist in Sofia. This role requires 5+ years of experience, a university degree, and strong English skills. You will ensure compliance with local legislation, manage payroll, and act as a key resource for employee benefits and relations. The...
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Bulgaria , Sofia
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Not provided
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IKEA
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Senior Administrator
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Join a reputable Brentwood construction firm as a Senior Administrator. This permanent role requires strong administration skills, initiative, and construction industry experience. Key duties include tender documents, compliance, accreditation, and director support. Enjoy a supportive environment...
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United Kingdom , Brentwood, Essex
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Salary
28000.00 - 30000.00 GBP / Year
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Office Angels
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Senior Administrator
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Join a thriving Manchester manufacturing firm as a Senior Administrator. Provide pivotal support to three Directors and the sales team with diary management, communications, and client samples. This role requires exceptional organisation, proactive multitasking, and manufacturing sector experienc...
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United Kingdom , Manchester
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15.00 - 17.00 GBP / Hour
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Office Angels
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Infrastructure Senior Tech Analyst – ORMB System Administrator
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Seeking an experienced ORMB System Administrator in Pune. You will manage Oracle Revenue Management and Billing (v2.9/3.X+) on RHEL/Oracle 19C/WebLogic. Key duties include environment setup, cloning, performance tuning, and automation. Expertise in Oracle DB, middleware, and modern DevOps/SRE pra...
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India , Pune
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Not provided
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Citi
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Senior Administrative Assistant
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Seeking a proactive Senior Administrative Assistant to support a dynamic Operations team in Edinburgh. This role requires strong MS Office skills, exceptional attention to detail, and experience in documentation and meeting coordination. Enjoy benefits like weekly pay, 28 days' annual leave, and ...
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United Kingdom , Edinburgh
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Salary
14.35 - 15.38 GBP / Hour
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Office Angels
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Temporary Senior Administrator
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Join a dynamic school in Manchester as a Temporary Senior Administrator. You will provide crucial administrative support, manage student records, and ensure first-class service for visitors and callers. The role requires strong organisational skills, proficiency in MS Office, and experience in an...
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United Kingdom , Manchester
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Salary
13.34 - 14.26 GBP / Hour
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Office Angels
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Senior Sales Administrator
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Join a global pump manufacturing leader as a Senior Sales Administrator in North Charleston. This long-term contract role requires 4+ years of sales support experience and 2+ years with SAP/ERP systems. You will provide vital administrative support, manage sales quotes, and utilize CRM tools. We ...
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United States , North Charleston
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Salary
Not provided
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Robert Half
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Senior Administrator
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Seeking a Senior Administrator for a long-term temporary role in Northampton. You will manage correspondence, reports, filing, and organize meetings while prioritizing workloads. This part-time position (3 days/week, 10am-4pm) offers an inclusive environment with support for reasonable adjustment...
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Location
United Kingdom , Northampton
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Salary
13.85 GBP / Hour
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Office Angels
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Senior School Administrator
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Join a professional team in Manchester as a Senior School Administrator. This key role requires proven administrative experience, strong organisational skills, and proficiency in MS Office. You will manage student records, provide top-tier customer service, and support the senior leadership team....
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Location
United Kingdom , Manchester
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Salary
13.34 - 14.26 GBP / Hour
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Office Angels
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Senior Administrator
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Join our dynamic team in Bradford as a Sales Administrator for a maternity cover. This role requires strong administrative skills, proficiency in MS Office, and excellent customer service. You'll ensure smooth order processing, manage CRM data, and support the sales team. Enjoy a supportive envir...
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United Kingdom , Bradford
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Salary
24000.00 - 26000.00 GBP / Month
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Office Angels
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Senior Administrator jobs represent a critical tier of professional management and technical oversight within an organization. These roles are designed for experienced individuals who move beyond foundational tasks to assume responsibility for complex systems, strategic processes, and often, the mentorship of junior staff. A Senior Administrator acts as a cornerstone of operational stability, ensuring that the specific domain they oversee—whether technological, financial, or operational—functions securely, efficiently, and in alignment with broader business objectives. The core of the profession involves a blend of deep technical or procedural expertise and advanced organizational leadership. Common responsibilities across various specializations include designing, implementing, and maintaining critical systems or processes; performing high-level troubleshooting and problem-solving for complex issues; and ensuring compliance with industry regulations and security protocols. Senior Administrators are typically tasked with ongoing optimization, conducting regular reviews and updates to enhance performance and reliability. They also play a key role in planning for future needs, managing upgrades, and contributing to strategic projects. Documentation, policy creation, and knowledge sharing are fundamental aspects of the role, as is providing training and guidance to other team members. The skill set required for Senior Administrator jobs is both broad and deep. Employers universally seek candidates with several years of proven experience in their specific field, demonstrating a progression from junior to expert-level understanding. Technical proficiency with relevant platforms, software, or industry-specific tools is mandatory. Equally important are strong analytical and problem-solving abilities to diagnose and resolve intricate challenges. Senior roles demand excellent communication skills for liaising with stakeholders, vendors, and team members, and often require the ability to translate technical details into business impacts. Leadership qualities, such as project management, team mentorship, and a proactive approach to process improvement, are common differentiators. A keen attention to detail, a commitment to maintaining confidentiality and security, and the ability to work under pressure to meet deadlines are standard expectations across all senior administration jobs. Ultimately, professionals in these positions are the trusted experts who ensure vital organizational infrastructure—be it IT networks, employee benefits schemes, or enterprise software environments—remains robust and responsive. They bridge the gap between high-level strategy and daily execution, making them indispensable assets in any sector. For those seeking a career marked by responsibility, expertise, and impact, exploring Senior Administrator jobs offers a pathway to a pivotal and respected professional role.

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