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Senior Administrator Jobs

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Senior Database Administrator
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Seeking a Senior Database Administrator in Bangalore to manage and optimize our PostgreSQL and ClickHouse systems. You will ensure high performance, security, and reliability through tuning, backup strategies, and incident resolution. This role offers a comprehensive benefits suite and strong car...
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India , Bangalore
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Not provided
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Hewlett Packard Enterprise
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Senior Administrator
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Join our vibrant property team in Market Harborough as a Senior Administrator. We seek a proactive, people-focused professional with excellent communication skills. Enjoy an above-market salary, uncapped commission, and clear career progression in a supportive, close-knit environment. A full UK d...
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United Kingdom , Market Harborough
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32000.00 - 35000.00 GBP / Year
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Office Angels
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Senior Specialist, WFM Administration
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Seeking a remote Senior WFM Administration Specialist in the Philippines. Utilize your data analysis skills and associate degree to support team performance and customer data safety. Enjoy competitive compensation, career growth, and a supportive, diverse company culture.
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Philippines
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Not provided
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TTEC
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Senior Administrator
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Seeking a proactive Senior Administrator for a dynamic London financial services firm. You will coordinate critical document execution, liaise with global teams and notaries, and support the digital transition. This hybrid role requires strong MS Office skills, meticulous attention to detail, and...
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United Kingdom , London
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35000.00 - 40000.00 GBP / Year
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Office Angels
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Senior Administrator
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Join a purpose-driven non-profit in Coventry as a Senior Administrator. Provide high-level support to the CEO, managing diaries, travel, and key meetings. This full-time role requires strong organisation, MS Office skills, and offers a chance to assist with new AI technology integration. Salary £...
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United Kingdom , Coventry
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25000.00 - 30000.00 GBP / Year
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Office Angels
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Senior Linux System Administrator - Support Engineer
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Join our HPC support team in Canberra as a Senior Linux System Administrator. You will design, maintain, and optimize mission-critical Linux and HPC infrastructure, ensuring high availability and performance. Utilize your expertise in scripting, automation, and parallel file systems to provide ad...
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Australia , Canberra
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Hewlett Packard Enterprise
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Senior Administrator
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Join a public-sector team in York as a Temporary Senior Administrator until end of 2025. Utilize your strong administration, Excel, and reporting skills in a role supporting HR, onboarding, and queries. Benefit from flexible hours, free parking, and a generous holiday allowance. This is an ideal ...
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United Kingdom , York
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16.21 GBP / Hour
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Office Angels
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Senior Administrator
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Seeking a Senior Administrator in Chelmsford to oversee a busy repairs and service contract department. This pivotal role requires strong contract administration, negotiation skills, and CRM proficiency. You'll ensure seamless operations and deliver exceptional customer service. Benefits include ...
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United Kingdom , Chelmsford
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32000.00 GBP / Year
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Office Angels
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Senior Administrative Assistant
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Seeking a Senior Administrative Assistant in El Cajon to provide high-level executive support. This role requires 5+ years' experience, advanced MS Office proficiency, and exceptional organizational skills. You will manage schedules, coordinate projects, and ensure seamless communication. We offe...
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United States , El Cajon
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Robert Half
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PA / Senior Administrator
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Join a thriving Accountancy Practice in Lutterworth as a PA/Senior Administrator. You will provide crucial support to Directors and the Senior Management Team, managing complex diaries, travel, and correspondence. The role requires outstanding organisation, strong MS Office skills, and the abilit...
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United Kingdom , Lutterworth
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35000.00 - 37000.00 GBP / Year
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Office Angels
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Senior Administrator / Office Manager
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Seeking a highly organised Senior Administrator/Office Manager in Lutterworth. Provide confidential, high-level support, managing diaries, correspondence, and office systems. Requires excellent MS Office skills, a proactive approach to new tech, and a full UK driving licence. Benefits include a b...
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United Kingdom , Lutterworth, Leicestershire
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35000.00 GBP / Year
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Office Angels
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Employee Benefits Senior Administrator
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Seeking a Senior Employee Benefits Administrator in London. You will manage complex group risk products (Life, IP, CI) and liaise with insurers. The role requires prior financial services experience, strong market knowledge, and meticulous attention to detail. Join a collaborative team near City ...
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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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Senior Network Administrator
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Lead and optimize enterprise network infrastructure as a Senior Network Administrator in Salem, Oregon. This role requires 5+ years' expertise with Cisco ecosystems, firewalls, and complex LAN/WAN management. You will ensure security, troubleshoot issues, and mentor a team while enjoying competit...
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United States , Salem
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95000.00 - 105000.00 USD / Year
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Robert Half
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Senior System Administrator
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Seeking a Senior System Administrator in Milwaukee to manage and innovate our Windows server infrastructure. You will design, administer, and maintain on-premise and Azure cloud systems, ensuring optimal performance and security. This role requires deep expertise in Microsoft ecosystems, virtuali...
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United States , Milwaukee
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Amla Commerce
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Database Administrator - Senior
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Join AnaVation as a Senior Database Administrator in Washington, DC. You will manage and optimize SQL Server environments, focusing on performance tuning, high availability, and security. This role requires deep DBA expertise, experience with Apache NiFi for data automation, and Windows Server ad...
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United States , Washington, DC
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AnaVation
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Senior Linux Systems Administrator
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Seeking a Senior Linux Systems Administrator with an active Secret Clearance to support premier defense research in Lexington. This role requires 5+ years in Linux networking, scripting (Python/Ansible/Bash), and systems configuration. You will administer RHEL servers, optimize performance, and e...
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United States , Lexington
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Aquila Technology
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Payroll Senior Administrator
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Join a growing Sheffield firm as a Payroll Senior Administrator. Take ownership of end-to-end payroll, pensions, and HMRC liaison in a bureau environment. Enjoy a hybrid role with development support, wellbeing benefits, and a chance to shape processes. BrightPay experience and CIPP are advantage...
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United Kingdom , Sheffield
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30000.00 - 34000.00 GBP / Year
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Butler Rose
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Senior System Administrator
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Join Centrico's innovative fintech team as a Senior System Administrator in Biella, Italy. You will manage critical network infrastructure, including F5 load balancers and Checkpoint/Fortinet firewalls, and design Cloud/Hybrid Cloud (Azure) environments. This role requires strong problem-solving ...
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Italy , Biella
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Centrico
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Senior System Administrator
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Join Centrico's innovative fintech team as a Senior System Administrator in Biella, Italy. You will manage critical network infrastructure, including F5 load balancers and Checkpoint/Fortinet firewalls, in Cloud/Hybrid environments. This role requires strong problem-solving skills, fluency in Eng...
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Italy , Biella
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Centrico
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Senior Linux Systems Administrator – Datacenter Infrastructure
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Seeking a Senior Linux Systems Administrator in Somerset, USA. Manage a large-scale RHEL 7/8 estate on HPE ProLiant hardware, with expertise in KVM, security operations (EDR/SIEM), and SAN technologies. Lead performance optimization, automation with Puppet/Python, and transformative infrastructur...
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United States , Somerset
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49.50 - 81.25 USD / Hour
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ClearBridge Technology Group
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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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