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Senior Administrator Jobs (Hybrid work)

84 Job Offers

Senior System Administrator
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Join our team as a Senior System Administrator, specializing in SAP ASE database administration, tuning, and migration. You will manage large databases, utilize tools like Prometheus, and lead projects migrating from Solaris/Spark to x86. Enjoy a flexible hybrid model with offices in Warsaw, Lubl...
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Poland , Warsaw
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Not provided
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Inetum
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Senior Administrator
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Join a public-sector team in York as a Senior Administrator. This temporary role until end-2025 requires strong administration, Excel, and communication skills. Enjoy a hybrid model, flexible hours, and a generous holiday allowance. Ideal candidates have public sector or HR experience.
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United Kingdom , York
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Salary
16.21 GBP / Hour
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Office Angels
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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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Salary
35000.00 - 40000.00 GBP / Year
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Office Angels
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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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Location
United Kingdom , York
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Salary
16.21 GBP / Hour
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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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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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Location
United Kingdom , Sheffield
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Salary
30000.00 - 34000.00 GBP / Year
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Butler Rose
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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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Salary
49.50 - 81.25 USD / Hour
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ClearBridge Technology Group
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Senior Database Administrator
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Join our team as a Senior Database Administrator in Columbia, US. Provide expert-level SQL Server support, focusing on performance tuning, high-availability, and mentoring developers. Your 6+ years of expertise in backup/recovery, T-SQL, and SSIS will ensure optimal database security and availabi...
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United States , Columbia
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Not provided
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eSystems, Inc.
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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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Not provided
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Orbis Consultants
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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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Not provided
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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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Not provided
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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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Not provided
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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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Location
United Kingdom , London
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Salary
38000.00 - 40000.00 GBP / Year
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Office Angels
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Senior Payroll Tax Administrator
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Join a high-growth global organization as a Senior Payroll Tax Administrator. You will own end-to-end payroll tax compliance across 48-50 U.S. states for multiple entities. This hands-on role requires deep technical expertise in ADP SmartCompliance and multi-state tax filings. The position is bas...
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United States , Pasadena
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Salary
80000.00 - 120000.00 USD / Year
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Strategic Employment Partners
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Senior Capital Administrator
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Seeking a Senior Capital Administrator in New York or Chicago. You will manage capital allocations for private equity funds, serving as the client relationship lead and subject matter expert. This role requires strong GAAP knowledge, advanced Excel skills, and private equity experience. We offer ...
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United States , New York; Chicago
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Salary
85000.00 - 110000.00 USD / Year
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Alter Domus
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Senior Payroll Administrator
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Seeking a Senior Payroll Administrator for a key role in Uckfield. You will manage end-to-end UK payrolls, ensure HMRC compliance, and act as a senior client contact. Ideal candidates have bureau experience, strong knowledge of UK legislation, and proficiency with payroll software. This hands-on ...
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Location
United Kingdom , Uckfield
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Not provided
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Sumer Law
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Senior Linux Systems Administrator/ SRE
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Join our team in Copenhagen as a Senior Linux Systems Administrator/SRE. You will ensure system reliability and performance using your expertise in Linux, Ansible, and the Grafana LGTM stack. We offer a competitive salary, pension, and a flexible hybrid work model. This role is ideal for an autom...
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Location
Denmark , Copenhagen
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Salary
Not provided
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Keepit
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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.