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Senior Administrator Jobs

334 Job Offers

Senior System Administrator
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Join Exor International as a Senior System Administrator in San Giovanni Lupatoto. You will manage and optimize our Nutanix/VMware infrastructure, Azure cloud, and network security (Sophos). Utilize your scripting skills for automation and ensure system reliability with Veeam backups. Occasional ...
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Italy , San Giovanni Lupatoto
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Not provided
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EXOR International
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Senior Systems Administrator
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Seeking a Senior Systems Administrator with an active TS/SCI clearance for a role in El Segundo. Manage and secure Windows servers/workstations in a classified environment, ensuring compliance and system integrity. This role offers company-paid benefits, a 401(k) with 6% company contribution, and...
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United States , El Segundo
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120000.00 - 150000.00 USD / Year
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ExoAnalytic Solutions
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Senior Data Warehouse Administrator
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Join our team in Pune as a Senior Data Warehouse Administrator. You will architect and optimize large-scale data platforms, leveraging modern tools like Apache Iceberg and CDC. Your expertise in SQL tuning, data modeling, and pipeline management will be key. We seek a professional with 5-8 years ...
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India , Pune
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Not provided
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FloQast
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Senior Azure & M365 Administrator
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Join Ivy Partners in Porto as a Senior Azure & M365 Administrator. Leverage your 10+ years of expertise in Azure, Microsoft 365, Entra ID, and PowerShell to drive security, automation, and migration projects. Enjoy a supportive, innovative environment with strong growth opportunities in Switzerla...
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Portugal , Porto
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Not provided
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IVY Partners
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Senior Systems Administrator
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Lead automation and modernization efforts as a Senior Systems Administrator in Annapolis Junction. This mission-critical role requires 10+ years of Linux/Ansible expertise and an active TS/SCI with Polygraph. You'll optimize secure IT systems, drive PKI/OCSP initiatives, and enjoy top-tier benefi...
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United States , Annapolis Junction
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Salary
150000.00 - 250000.00 USD / Year
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LufCo
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Senior Contract Administrator / Quantity Surveyor
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Join our expanding Melbourne team as a Senior Contract Administrator/Quantity Surveyor. This role requires 10+ years' civil construction experience and expertise in contract administration for major infrastructure projects. You will enjoy a supportive culture, market-leading remuneration, and exp...
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Australia , Melbourne
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Not provided
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MBB Consulting Pty Ltd
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Senior Trust Administrator
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Seeking a Senior Trust Administrator to manage a portfolio of trusts and corporate structures. The role requires 2+ years' experience, STEP/ICSA studies, and strong client service skills. You will ensure regulatory compliance and provide day-to-day administration within a professional team.
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NSM Team
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Senior Fund Administrator
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Lead a team in London on a 6-month FTC as a Senior Fund Administrator. This hybrid role requires deep expertise in direct and private equity fund structures, using systems like eFront. You will manage complex workflows, drive process improvements, and collaborate with legal and investment teams i...
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United Kingdom , London
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Orbis Consultants
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Senior Fund Administrator
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Lead a small team in London on a 6-month FTC, managing complex equity and private equity fund administration. You will oversee daily operations, collaborate with legal/investment teams, and drive process improvements. Ideal candidates have strong technical knowledge, eFront experience, and a solu...
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United Kingdom , London
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Orbis Consultants
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Senior Salesforce Administrator
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Join Payhawk in Sofia as a Senior Salesforce Administrator. You will optimize our Salesforce platform, using your 4+ years of Sales/Service Cloud expertise in automation, security, and reporting. Enjoy benefits like 30 days holiday, flexible work, and a dynamic fintech environment where you'll dr...
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Bulgaria , Sofia
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Payhawk
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Senior Administrator
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Join a dynamic small business in Cheadle as a Senior Administrator. Provide crucial PA and office management support to a driven CEO and her team. This varied role demands initiative, experience, and a hands-on approach. Enjoy benefits including life insurance, a taste card, and 23 days holiday.
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United Kingdom , Cheadle
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32000.00 - 35000.00 GBP / Year
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Platinum Recruitment Group Ltd
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Senior Database Administrator
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Lead our hybrid data platform evolution as a Senior Database Administrator in Wroclaw. You will design, secure, and optimize critical systems across RDBMS, NoSQL, and vector databases. Mentor junior DBAs and drive data strategies with a skilled team. We offer comprehensive benefits including vaca...
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Poland , Wroclaw
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Not provided
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Zoolatech
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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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Not provided
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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 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 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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Salary
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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Salary
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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Salary
13.50 - 14.00 GBP / Hour
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Office Angels
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About the Senior Administrator role

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.