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Senior Administrator Jobs

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Senior Database Administrator
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Lead our hybrid data platform evolution as a Senior Database Administrator in Istanbul. You will design, optimize, and secure critical systems across RDBMS, NoSQL, and vector databases. Mentor a team and collaborate cross-functionally to drive data strategies. Enjoy a hybrid model, training, and ...
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Turkey , Istanbul
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Zoolatech
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Senior Insolvency Administrator
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Seeking a Senior Insolvency Administrator in Taunton to manage a diverse portfolio of corporate and personal cases. This hybrid role requires proven insolvency expertise and excellent client skills. Advance your career with a supportive team, competitive benefits, and professional development opp...
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United Kingdom , Taunton
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Albert Goodman LLP
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Senior Associate Corporate Card Administration
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Join Amgen's global finance team in Hyderabad as a Senior Associate for Corporate Card Administration. Utilize your 3+ years of financial operations experience to manage card programs and provide exceptional customer service. You will ensure process accuracy, resolve queries, and support internal...
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India , Hyderabad
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Amgen
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Senior Database Administrator
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Lead database architecture and optimization for mission-critical systems at Axon in Scottsdale. This senior role requires 5+ years with SQL Server/PostgreSQL, performance tuning, and IaC tools. You'll drive proactive strategy, standardization, and scaling alongside data and engineering teams. Enj...
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United States , Scottsdale
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Axon
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Senior Database Administrator
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Lead database architecture and optimization for mission-critical systems at Axon in Boston. This senior role requires 5+ years with SQL Server/PostgreSQL, performance tuning, and IaC tools. You'll drive proactive strategy, standardization, and scalability while enjoying strong benefits like 401k ...
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United States , Boston
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78825.00 - 126120.00 USD / Year
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Axon
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Senior System Administrator
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Join our team as a Senior System Administrator in Saint-Augustin-de-Desmaures. Leverage your 10+ years of expertise in Azure, AWS, Windows Server, and Entra/AD to manage complex physical, virtual, and cloud infrastructures. You will play a strategic advisory role, ensuring system performance, sec...
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Canada , Saint-Augustin-de-Desmaures
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Biscuits Leclerc Ltd
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Senior System Administrator
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Join our team as a Senior System Administrator in Brockville. Leverage your 10+ years of experience to architect and manage complex Azure, AWS, and Windows Server environments. You will ensure system security with Fortinet and manage identities via Entra/AD. Enjoy comprehensive benefits, training...
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Canada , Brockville
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Biscuits Leclerc Ltd
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Senior Administrator
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Join a leading energy sector firm in London as a Senior Administrator. Provide vital administrative, financial, and operational support to the Asset Management Director. The role requires strong financial acumen, MS Office proficiency, and excellent organisation. Benefits include hybrid working, ...
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United Kingdom , London
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36000.00 - 40000.00 GBP / Year
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Office Angels
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Senior Administrator
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Join our Sheffield team as a Senior Administrator to support our busy accounts department. You'll process invoices, manage data entry, and utilize Excel and CRM systems to clear a backlog. This hybrid role (3 days office, 2 days home) offers weekly pay, 28 days leave, and a supportive environment...
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United Kingdom , Sheffield
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13.50 - 14.00 GBP / Hour
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Office Angels
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Senior Group Risk Administrator
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Join a leading London finance firm as a Senior Group Risk Administrator. You will manage complex Group Life, Income Protection, and Critical Illness schemes, ensuring meticulous compliance and process efficiency. This role requires strong product knowledge, excellent communication, and proficienc...
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United Kingdom , London
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38000.00 - 40000.00 GBP / Year
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Office Angels
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Temporary Senior Administrator
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Join a friendly academy finance team in Bradford as a Temporary Senior Administrator. Support during a busy period by processing invoices, expenses, and managing data entry. Requires accounts experience, strong organization, and IT literacy. Benefits include weekly pay, 28 days leave, and access ...
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United Kingdom , Bradford
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13.50 - 14.00 GBP / Hour
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Office Angels
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Senior Linux/Unix Administrator with French
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Join Sopra Steria Polska as a Senior Linux/Unix Administrator for a major telecom project. Utilize your expertise in AIX, Solaris, and Red Hat for high-availability infrastructure support and automation. This role in Katowice requires fluent French (B2+) and offers comprehensive benefits, includi...
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Poland , Katowice
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Sopra Steria
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Senior Financial Services Administrator
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Join a leading Belfast firm as a Senior Financial Services Administrator. You will support financial advisers, manage client servicing, and ensure strict FCA compliance. This role requires 3+ years of IFA experience and strong organisational skills. Be part of a team dedicated to exceptional weal...
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United Kingdom , County Antrim
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Brook-St Hiredonline
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Senior IT Systems Administrator
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Seeking a Senior IT Systems Administrator in Bolton, Manchester. Lead infrastructure initiatives, ensuring security and smooth operations across Windows Server, VMware, and cloud platforms. Drive innovation in disaster recovery, support new site development, and act as the senior technical escala...
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United Kingdom , Bolton, Manchester
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Cheriva Group Ltd
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Senior Administration Executive
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Seeking a seasoned Senior Administration Executive for a key role in Hong Kong. Manage full-spectrum office operations and provide direct support to senior leadership. Ideal candidates have 5+ years of MNC experience, expertise in travel/visa coordination, and fluency in English and Chinese. Enjo...
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Hong Kong , Hong Kong
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Collinson
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Senior Systems Administrator
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Join Naughty Dog's IT team as a Senior Systems Administrator in Santa Monica. You will be the primary expert for our Windows/Linux infrastructure and core systems, supporting game development. Requires 10+ years in studio environments, expertise in Windows Server, Ubuntu, and deployment tools. Th...
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United States , Santa Monica
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149000.00 - 187200.00 USD / Year
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Naughty Dog
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Senior Systems Administrator
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Seeking a Senior Systems Administrator in Laurel, MD. This role requires 10+ years of experience managing IT infrastructure, with deep expertise in UNIX/Windows systems and troubleshooting. You will oversee critical systems, ensure integrity, and enhance performance for large-scale data computing...
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United States , Laurel
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Wrench Technology
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Senior Administrative Assistant
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Join our team in San Diego as a Senior Administrative Assistant. This long-term contract role requires expert calendar management, complex travel coordination, and handling export/import documentation. We seek a highly organized professional with exceptional communication skills. The position off...
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United States , San Diego
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Robert Half
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Senior Support Administrator
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Join NTT DATA as a Senior Support Administrator in Petaling Jaya. This full-time, on-site role requires 2+ years' experience, advanced MS Office skills, and exceptional organization. Provide vital administrative support in a collaborative, global Top Employer environment that values growth and in...
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Malaysia , Petaling Jaya
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NTT DATA
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Senior Administrative Assistant
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Seeking a Senior Administrative Assistant for a contract-to-hire role in San Diego's Senior Living sector. You will provide executive support, manage complex calendars, and coordinate travel and events. This role requires strong organizational skills, confidentiality, and healthcare industry expe...
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United States , San Diego
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Robert Half
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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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