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Senior Administrator Jobs

332 Job Offers

Senior Database Administrator
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Senior Database Administrator sought by Vention in Wroclaw, Poland. You will optimize high-load MySQL systems (50k+ QPS), enhance performance, and bridge Architecture, Development, and Data Science teams. Requires strong PostgreSQL/MySQL expertise, SQL tuning, and Linux skills. Benefits include p...
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Poland , Wroclaw
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Not provided
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Vention
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Senior Database Administrator
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Senior Database Administrator sought by Vention in Łódź, Poland. You will optimize high-load MySQL systems (50k+ QPS), improve performance, and bridge Architecture, Development, and Data Science teams. Requires strong PostgreSQL/MySQL skills, Linux administration, and query tuning expertise. Bene...
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Poland , Lodz
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Vention
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Senior Database Administrator
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Senior Database Administrator sought for a high-impact role in Warsaw, Poland. You will optimize high-load MySQL systems (50k+ QPS), resolve performance issues, and bridge Architecture, Development, and Data Science teams. Requires deep SQL expertise, PostgreSQL/MySQL knowledge, and strong Linux ...
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Poland , Warsaw
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Not provided
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Vention
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Senior Jira Administrator
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Senior Jira Administrator needed in Hyderabad to design and maintain enterprise-grade Atlassian solutions. You will configure workflows, automate processes, and integrate Jira with M365 and CI/CD pipelines using APIs and scripting. Ideal for experts in Jira, Confluence, and ITSM frameworks. Enjoy...
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India , Hyderabad
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Not provided
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Alter Domus
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Senior Administrator - Legal
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Senior Administrator - Legal role in Nottingham (hybrid) seeks experienced legal or professional services professionals. Advanced Microsoft Office skills and document management system experience are essential, with Real Estate background desirable. You will support fee earners with Land Registry...
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United Kingdom , Nottingham
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Salary
30000.00 - 33000.00 GBP / Year
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Office Angels
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Senior HR Administrator
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Join the UK’s largest conveyancing group as a Senior HR Administrator in Leicester. Supervise a People Services team, manage HR administration, and support payroll projects. Ideal for experienced HR generalists ready to step into leadership. Enjoy hybrid work options and a referral bonus.
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Location
United Kingdom , Leicester
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29000.00 GBP / Year
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360 Resourcing Solutions
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Senior Network Administrator
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Senior Network Administrator needed for a long-term contract in Portland, Oregon. This role demands deep expertise in Cisco routing, Fortinet firewall administration, and SD-WAN management within complex enterprise environments. You will ensure network stability, security, and performance while s...
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United States , Portland
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Not provided
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Robert Half
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Senior Administrator / Office Manager
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Senior Administrator / Office Manager sought for a professional firm in Lutterworth. You will support the Senior Management Team in a team-oriented environment, handling complex enquiries, reports, and correspondence. Advanced Excel and Word skills are essential, along with experience in Legal, A...
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United Kingdom , Lutterworth
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Salary
32000.00 - 35000.00 GBP / Year
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Office Angels
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Senior Talent Acquisition Administrator
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Join Project Farma's mission to accelerate life-changing therapies. We seek a Senior Talent Acquisition Administrator in Raleigh to coordinate hiring in a fast-paced environment. You'll manage scheduling, stakeholder communication, and ATS workflows with 3-6+ years of experience. Eastern/Central ...
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United States , Trenton
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Not provided
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PerkinElmer
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Senior Systems Administrator
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Senior Systems Administrator needed onsite in Aurora, CO, to support critical Intelligence Community missions. This role requires 10+ years of experience, a TS/SCI with Full Scope Polygraph, and expertise in UNIX/Windows systems. You will provide Tier 1-2 support, optimize system performance, and...
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United States , Aurora
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155000.00 - 175000.00 USD / Year
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Riverstone Enterprise Solutions
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Senior Pega Administrator
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Senior Pega Administrator needed in Chennai, India, with 4-6 years of dedicated Pega PRPC experience and PCSA certification. You will manage installations, upgrades, performance tuning, and CI/CD deployments using Jenkins and Pega Deployment Manager. Expertise in Pega security, PDC, and infrastru...
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India , Chennai
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Not provided
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Citi
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Senior Application Administrator - Workday Integrations
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Senior Application Administrator - Workday Integrations role in Miramar, FL. Design, develop, and debug complex integrations (EIB, Studio, CCW) for HCM, Finance, and Payroll. Requires 5+ years of experience and expertise in end-to-end application management. Join a collaborative team driving secu...
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United States , Miramar
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Memorial Healthcare System
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Sipp & Ssas Senior Administrator
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Join a leading financial services group as a **SIPP & SSAS Senior Administrator** in Edinburgh. You’ll manage daily pension administration, new business applications, and compliance tasks, leveraging strong Excel and systems skills. Ideal candidates have pensions or financial services experience,...
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United Kingdom , Edinburgh
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36000.00 - 38000.00 GBP / Month
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360 Resourcing Solutions
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Senior Client Operations Administrator
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United Kingdom , Wellington
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35000.00 - 40000.00 GBP / Year
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Office Angels
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Temporary FTC Senior Administrator - Finance Duties
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United Kingdom , Wakefield
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18.10 GBP / Hour
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Office Angels
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Sipp & Ssas Senior Administrator
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United Kingdom , Edinburgh
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36000.00 - 38000.00 GBP / Month
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360 Resourcing Solutions
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Senior Application Administrator - Inpatient Pharmacist
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Senior Application Administrator and Inpatient Pharmacist needed in Miramar, FL. Manage and configure the pharmacy application for Memorial Healthcare System, handling end-to-end design, testing, and installation. Requires a Florida Pharmacist License, 5+ years of experience, and strong critical ...
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United States , Miramar
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Not provided
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Memorial Healthcare System
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Senior Systems Administrator
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United States , Aurora
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Not provided
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Riverstone Enterprise Solutions
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Senior GRC Systems Administrator
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Senior GRC Systems Administrator sought to configure, optimize, and maintain the RSA Archer platform in Cork or Dublin, Ireland. This role demands expertise in data models, workflows, and automation, alongside a strong grasp of risk, compliance, and third-party risk frameworks. Ideal candidates b...
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Ireland , Cork; Dublin
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Alter Domus
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Senior Database Administrator
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Senior Database Administrator sought in Manchester to deliver secure, scalable, high-performance database services. Requires deep expertise in MariaDB/MySQL, Linux, and automation tools like Ansible or Terraform. You will optimise performance, manage high availability, and collaborate with DevOps...
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United Kingdom , Manchester
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60000.00 - 75000.00 GBP / Year
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360 Resourcing Solutions
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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.