Senior Administrator Diploma
Earn up to £35,000 as a skilled Senior Administrator.
Gain the advanced skills and certification to progress into senior office roles with strong earning potential and career growth opportunities.
⭐⭐⭐⭐⭐ “Rated 4.9/5 by over 230 students”
Time to complete
3 months full-time
Complete in as little as 3 months or take up to 18 months – flexible study to suit you.
Location
100% online
Learn 100% online with full tutor support, wherever you are in the world.
Price
£1,550 £1,085
💳 Pay in Full
3️⃣ Pay in 3
🗓️ 12 Instalments/PAYG
Accredited
Yes – NCFE CQ & CPD
Graduate with a nationally recognised NCFE CQ & CPD qualification.
About this Senior Administrator Diploma
Thrive as a Senior Administrator
Step confidently into a senior support role with the skills to manage complex office tasks, coordinate with teams, and ensure smooth day-to-day operations.
This diploma equips you with the practical expertise to become a reliable, proactive, and trusted member of management.
Build Advanced Skills
Expand your knowledge across administration, business communication, and modern IT tools that employers value.
From producing professional documents to supporting meetings and handling responsibilities with precision, you’ll gain the advanced skills needed to stand out in competitive office environments.
Try a Lesson for Free
See how you’ll really learn with Lewis College. Enter your email to unlock a genuine sample lesson from the Senior Administrator Diploma.
Advance Your Career
Earning this qualification demonstrates your ability to take on higher-level responsibilities and lead with professionalism.
With recognised certification, you’ll be well-positioned to secure senior administrative roles, progress into management, and enjoy greater career prospects and earning potential.
The Benefits for You
📊 Master Senior Admin Duties
Gain the expertise to manage advanced office processes, from supporting business operations to overseeing complex administrative tasks with confidence.
💬 Strengthen Leadership Communication
Develop clear, professional communication skills to work effectively with managers, teams, and stakeholders at a senior level.
🚀 Fast-Track Your Progression
With a recognised qualification, you’ll be equipped to move quickly into senior administrative or management positions.
🏢 Step Into Leadership Environments
Prepare to thrive in high-level office settings, supporting decision-making and ensuring smooth organisational success.
More information
No formal qualifications are needed to enrol — just a good level of English and a drive to succeed. This makes the Senior Administrator Diploma accessible to anyone ready to take the next step in their career, whether you’re starting fresh or looking to advance.
The diploma is delivered 100% online, giving you the freedom to study anytime, anywhere. You can work at your own pace and fit your learning around your lifestyle, while still benefiting from expert tutor guidance..
All assessments are completed online, making them simple and convenient. Each assignment is carefully reviewed by your tutor, who provides personalised feedback to help you progress with confidence. On completion, you’ll achieve an NCFE CQ-certified qualification.
You’ll have access to expert tutors who provide one-to-one feedback, guidance, and support via email and video calls throughout your studies. They’ll be there to answer your questions, keep you on track, and ensure you feel confident as you progress.
You can start at any time — there are no fixed enrolment dates. The diploma is designed to be flexible, with a completion time of up to 18 months at a pace that suits you.
Yes. On successful completion, you’ll receive an NCFE CQ certified qualification, a nationally recognised award that demonstrates your skills and credibility to employers.
Graduates of the Senior Administrator Diploma are prepared for advanced roles where strong organisational and leadership skills are essential. Typical job titles include Senior Administrator, Office Coordinator, Team Leader, or Departmental Administrator.
With this qualification, you’ll also be well-placed to progress into higher-level roles such as Office Manager or Operations Supervisor, giving you access to greater responsibilities, stronger career prospects, and the potential for higher salaries.
We offer flexible monthly instalments to help spread the cost, plus big savings when you choose to pay in full. You can also pay securely using Klarna, PayPal, major credit or debit cards, or bank transfer.
Senior Administrators in the UK typically earn between £28,000 and £35,000 a year, depending on experience, sector, and location. With this diploma, you’ll gain the skills and confidence to progress into higher-responsibility roles, giving you access to competitive salaries and greater career stability.
Yes, many of our students are funded by their employers as part of their professional development. We can provide invoices, receipts, and any required documentation to make the process simple for your company. If you’d like to explore this option, just let us know when enquiring.
Download the course prospectus
Senior Administrator Diploma Units
Lay the foundations of professional administration with key IT and organisational skills. You’ll learn how to manage Outlook and diary systems with confidence, build polished Word documents, and strengthen your typing speed and accuracy — all essential for excelling in today’s busy workplace.
Outlook – Email & PIM
Microsoft Word – Core Skills & Advanced Features
Touch Typing
Diary Management
Advanced Internet & Web Research
Business Trips
Step up into more complex administrative responsibilities. This stage sharpens your analytical ability and ensures you can deliver high-quality work across reporting, presentations, and HR support — while managing budgets and office procedures effectively.
Excel – Advanced Spreadsheets & Charts
PowerPoint – Digital Presentations
Publisher – Desktop Publishing
Business Meetings
HR Support
Analysing & Composing Business Documents
Petty Cash, Budgets & Expenses
Prepare for senior-level responsibilities by mastering the tools and insights leaders rely on. From planning large-scale business events to analysing office procedures, you’ll be equipped to provide trusted support at the highest level.
Business Events
Business Organisations
Access – Databases & Data Entry
Analysing & Reviewing Office Procedures
Research & Reporting
Microsoft Word – Advanced Tools
Speed Typing
Stay ahead of the curve by learning how to use artificial intelligence as a powerful workplace tool. This unit shows you how to apply AI directly to the role — from managing diaries and drafting documents to preparing reports, analysing data, and streamlining communication. You’ll gain the knowledge and confidence to harness AI safely and effectively, making you more efficient, future-ready, and indispensable in a modern business environment.
Student Reviews
I had a pleasant learning experience undertaking Advance IT User Diploma. I thoroughly enjoyed the course and Simon was very helpful and patient in providing constructive feedback. I would recommend this course to anyone.
I just completed my Executive PA course with Lewis College. All of the tutors have been amazing, professional, reliable, and always quick to respond to emails. They truly take the time to explain things to their students, which makes a real difference.
A brilliant college with outstanding tutors, highly recommended!
A brilliant college with outstanding tutors, highly recommended!
I had a great experience with Lewis College over the past year. The interaction with my tutor, Simon, was excellent—he was always ready to answer all of my questions.
I would strongly recommend Lewis College, as their courses are well-structured, the information is very easy to access, and the online platform is excellent.
The fee for the course was more than I could afford on my budget.
I would strongly recommend Lewis College, as their courses are well-structured, the information is very easy to access, and the online platform is excellent.
The fee for the course was more than I could afford on my budget.
I am very thankful for my learning experience with Lewis College. The course gave me valuable skills and the confidence to apply them, and the tutors were always very supportive and encouraging. It's been such a positive experience, and I'd definitely recommend Lewis College to anyone who wants to pursue a career as an Executive Assistant.
recently completed the Personal Assistant course at Lewis College and I cannot recommend them highly enough! From start to finish, all of the staff were incredibly supportive and always available to help whenever I needed it. A special mention to Simon and Rebecca – it was an absolute pleasure to have them as my tutors, and their guidance made a huge difference throughout the course.
As someone working full-time and raising two kids, I wasn’t sure if I’d be able to manage studying as well, but thanks to the flexibility and continuous support from Lewis College, I successfully completed my course.
If you’re looking to take a step forward in your career, Lewis College is the perfect place to do it. Their encouragement, professionalism, and dedication to students’ success make them truly stand out.
As someone working full-time and raising two kids, I wasn’t sure if I’d be able to manage studying as well, but thanks to the flexibility and continuous support from Lewis College, I successfully completed my course.
If you’re looking to take a step forward in your career, Lewis College is the perfect place to do it. Their encouragement, professionalism, and dedication to students’ success make them truly stand out.
I studied the full Level 3 Diploma in Medical Secretary/PA at Lewis College. It wasn’t an easy journey – life threw plenty of curveballs along the way – but the support I received made all the difference. The tutors were always available, quick to respond, and their feedback was not only clear but genuinely encouraging. They never just told me what to fix, they helped me believe I could succeed.
What I really appreciated was how personal the support felt. I never felt like “just another student.” The course was challenging and took me longer than expected, but I always felt reassured that I was on the right track.
Since completing the diploma, my confidence has grown so much, and I feel proud knowing I’ve gained a qualification that opens up real opportunities for me.
If you’re thinking about taking this course, expect to work hard – but also expect to be supported every step of the way. Lewis College really cares about your progress and your confidence, not just ticking boxes.
What I really appreciated was how personal the support felt. I never felt like “just another student.” The course was challenging and took me longer than expected, but I always felt reassured that I was on the right track.
Since completing the diploma, my confidence has grown so much, and I feel proud knowing I’ve gained a qualification that opens up real opportunities for me.
If you’re thinking about taking this course, expect to work hard – but also expect to be supported every step of the way. Lewis College really cares about your progress and your confidence, not just ticking boxes.
I recently completed the Personal Assistant course with Lewis College and had a fantastic experience from start to finish. The course content was thorough, well-structured, and truly practical for real-world PA roles. I felt supported throughout by the tutors, who were professional, responsive, and genuinely invested in my progress.
The flexibility of the course was a huge bonus as I could study at my own pace, which worked perfectly with my schedule.
Highly recommend Lewis College to anyone looking to build a solid foundation as a PA or improve their existing skills. Thank you to the team for such a positive and rewarding learning journey!
The flexibility of the course was a huge bonus as I could study at my own pace, which worked perfectly with my schedule.
Highly recommend Lewis College to anyone looking to build a solid foundation as a PA or improve their existing skills. Thank you to the team for such a positive and rewarding learning journey!
I found the Executive PA Diploma course to be awesome! The teachers were really helpful, always available and just super nice! The course itself is demanding but doable with proper execution of the modules and homework! Thanks again Lewis College!
I recently completed the PA (Personal Assistant) course at Lewis College and I'm very happy with the experience. The course was well-structured and practical, with content that truly prepares you for the workplace.
The tutors were always supportive, responsive, and kind throughout the course.Their guidance really helped me stay motivated and confident.
I highly recommended Lewis College to anyone looking to grow professionally in the various areas they offer.
A great place to study and gain real skills!
The tutors were always supportive, responsive, and kind throughout the course.Their guidance really helped me stay motivated and confident.
I highly recommended Lewis College to anyone looking to grow professionally in the various areas they offer.
A great place to study and gain real skills!
I am across Lewis College and decided to start my journey and study with them to become a qualified PA. I’m so glad I came across them!
The support I received from Simon and Rebecca has been amazing. The feedback and the continuous support I was given truly kept me going.
I can finally say I’ve completed my course and super excited for my future!
Thanks again to the whole team. If anyone is looking to start a career as a PA you should definitely do it with Lewis College!
The support I received from Simon and Rebecca has been amazing. The feedback and the continuous support I was given truly kept me going.
I can finally say I’ve completed my course and super excited for my future!
Thanks again to the whole team. If anyone is looking to start a career as a PA you should definitely do it with Lewis College!
Just completed my Executive Assistant Diploma with Lewis College. Fantastic support from all tutors, helpful and friendly, and really flexible course to work at your own pace. Course content really interesting and the student portal was easy to access. Would definitely recommend.
Can’t recommend this college enough. I completed an online Medical Secretary Diploma Course with them. The course itself was excellent and to a very high standard. It was also enjoyable. The staff and tutors are extremely knowledgeable, friendly and helpful.
I recently completed the Level 3 Executive PA Diploma course and I couldn't recommend it enough! There are 29 well-structured units all together which really help you to acquire or develop your skills surrounding the role of a PA.
The tutors are very helpful when you have questions or need a little guidance. Rebecca Harvey in particular really stood out to me with her fast responses via email and encouraging words before, during and after assessments.
A great thing about the course is that the learning is all remote, with no deadlines, meaning you can complete it from your laptop from anywhere and at any time. If you need extra time to complete the course beyond the initial time frame, there is also options to extend.
Completing this course was extremely rewarding and I feel confident now applying to jobs where I can use my new skills.
The tutors are very helpful when you have questions or need a little guidance. Rebecca Harvey in particular really stood out to me with her fast responses via email and encouraging words before, during and after assessments.
A great thing about the course is that the learning is all remote, with no deadlines, meaning you can complete it from your laptop from anywhere and at any time. If you need extra time to complete the course beyond the initial time frame, there is also options to extend.
Completing this course was extremely rewarding and I feel confident now applying to jobs where I can use my new skills.
I recently completed the online Medical Secretary course at Lewis College and couldn’t be happier with the experience. The course was well-structured, easy to follow, and packed with relevant, practical content. The tutors were incredibly supportive and responsive, always ready to help when I had questions. I now feel confident and well-prepared to begin a career in the medical admin field. Highly recommend Lewis College to anyone looking to upskill or change careers!
Completing the Executive PA Diploma with Lewis College was thoroughly rewarding. The course was clear, practical, and helped me build real confidence in my skills. It offered excellent flexibility, making it easy to balance studying alongside full-time work and personal commitments. It’s ideal for anyone wanting to refresh, update, or strengthen their professional knowledge. The support from Simon, Rebecca and the team was excellent throughout.
Completing the Executive PA Diploma with Lewis College was thoroughly rewarding. The course was clear, practical, and helped me build real confidence in my skills. It offered excellent flexibility, making it easy to balance studying alongside full-time work and personal commitments. It’s ideal for anyone wanting to refresh, update, or strengthen their professional knowledge. The support from Simon, Rebecca and the team was excellent throughout.
I have completed my Medical Secretary Diploma, and it has been a great experience. I am very thankful to my wonderful tutors. They went out of their way to support me, sharing their knowledge and experience in every lesson. Their dedication helped me understand the course well and gain more confidence and skills.
One of the best things about this course is its flexibility. You can learn at your own pace and on your own schedule without stress.
The skills I have learned are useful, I feel well-prepared and confident for my future. I highly recommend this course to anyone who wants to build strong career skills.
Thank you again!
One of the best things about this course is its flexibility. You can learn at your own pace and on your own schedule without stress.
The skills I have learned are useful, I feel well-prepared and confident for my future. I highly recommend this course to anyone who wants to build strong career skills.
Thank you again!
I highly recommend learning with Lewis College.
I recently completed the Medical Secretary Diploma course, and I couldn’t be more satisfied with my learning experience. One of the standout aspects is the tutors. They are extremely friendly, professional, and genuinely committed to helping students succeed. Their engagement was evident in the way they provided encouragement, constructive feedback, and guidance where needed. Their support made a huge difference, boosting my confidence and motivation throughout.
The course exceeded my expectations, not only by expanding my knowledge but also by refining my existing skills and introducing me to new ones.
The units provided incredibly in-depth information, ensuring a comprehensive understanding of key topics. I particularly appreciated how the assignments required me to apply what I had learned, reinforcing my knowledge through practical implementation. The assessments challenged me to think critically, demonstrating the importance of a deep understanding of the subject matter.
One of the most valuable aspects of this course was the confidence it has given me. I now feel much more prepared in starting a new career and capable of securing a role which will fully utilise all my skills and knowledge and I can confidently apply everything I have learned.
The combination of in-depth learning and outstanding tutor support makes it a truly valuable experience. I hope all your current and future students gain as much from the course as I have.
I recently completed the Medical Secretary Diploma course, and I couldn’t be more satisfied with my learning experience. One of the standout aspects is the tutors. They are extremely friendly, professional, and genuinely committed to helping students succeed. Their engagement was evident in the way they provided encouragement, constructive feedback, and guidance where needed. Their support made a huge difference, boosting my confidence and motivation throughout.
The course exceeded my expectations, not only by expanding my knowledge but also by refining my existing skills and introducing me to new ones.
The units provided incredibly in-depth information, ensuring a comprehensive understanding of key topics. I particularly appreciated how the assignments required me to apply what I had learned, reinforcing my knowledge through practical implementation. The assessments challenged me to think critically, demonstrating the importance of a deep understanding of the subject matter.
One of the most valuable aspects of this course was the confidence it has given me. I now feel much more prepared in starting a new career and capable of securing a role which will fully utilise all my skills and knowledge and I can confidently apply everything I have learned.
The combination of in-depth learning and outstanding tutor support makes it a truly valuable experience. I hope all your current and future students gain as much from the course as I have.
Great experience with Lewis College from their tutors and operational staff members, to the Executive PA Diploma course-work itself. Highly recommend for those wanting to build their confidence and achieve recognition for a sector of work they are already currently in, or for those looking to change their career. The tutors were responsive, very helpful and approachable throughout. The flexibility of working online also provided malleability around work and life.
Having signed up with 10 years of experience already behind me, I initially felt a bit stuck in my career. Studying with Lewis College helped me refresh my skills, build my confidence, and rediscover my passion.
My experience with Lewis College was absolutely fantastic, and I can’t recommend them enough! From beginning to end, everything was handled with professionalism, efficiency, and care. The tutors were exceptional—always prompt in responding to my questions about coursework or assessments.
To anyone considering further education or career advancement, I wholeheartedly recommend Lewis College. A huge thank you to everyone who was part of my journey—you've made a lasting impact!
My experience with Lewis College was absolutely fantastic, and I can’t recommend them enough! From beginning to end, everything was handled with professionalism, efficiency, and care. The tutors were exceptional—always prompt in responding to my questions about coursework or assessments.
To anyone considering further education or career advancement, I wholeheartedly recommend Lewis College. A huge thank you to everyone who was part of my journey—you've made a lasting impact!
I've just completed the PA Diploma course and I would really recommend Lewis College especially Simon and Rebecca. They always responded to any questions I had about the course quickly.
The course is done all online which was great as I work full time and could do it at my own pace.
The course is done all online which was great as I work full time and could do it at my own pace.
Excellent course content and fantastic support from tutor. Would highly recommend Lewis College to anyone looking for a distance learning provider.
I had an excellent experience at Lewis College! The contents of the course were well-structured and engaging, with clear explanations and real-world applications. The flexibility of the schedule made it possible to balance with my work and family commitments (I have 2 small children), the tutors are knowledgeable and responsive. I highly recommend the Office Manager Diploma for anyone that would like to get into this field.
Thanks Simon, Jen and Rebecca to help me trough the course, it was a great journey!
Thanks Simon, Jen and Rebecca to help me trough the course, it was a great journey!
I had a great experience with Lewis College for my diploma. The tutors, Simon, Rebecca and Jen were so helpful and supportive. Highly recommend Lewis College.
I had an amazing experience with Lewis College. Everything from A-Z was professional and easy. The tutors are very quick in replying to any questions I may have had or in getting back to me about my coursework/assessments. They are friendly and helpful. I enjoyed studying with them. I would definitely recommend Lewis College to anyone looking to add to their education/careers. Thank you to everyone that was apart of my journey.
I had a great experience with my PA Diploma course! The tutors were lovely, always approachable, and incredibly helpful throughout. Highly recommend this program to anyone looking to enhance their skills!
Completing my Level 3 Medical Secretary Diploma has been an incredibly rewarding journey, and I’m deeply grateful to my amazing tutors, Simon, Rebecca, and Jen. Each of them went above and beyond to support me, bringing a wealth of knowledge and expertise to every lesson. Their dedication to making sure I fully understood each part of the course helped me grow immensely in both skill and confidence.
Simon, in particular, provided exceptional guidance with unwavering support. His patience, kindness, and genuine care made all the difference.
One of the best aspects of the course is the flexibility it offers, allowing you to learn at your own pace and in your own time, free from pressure or stress.
The skills I’ve gained are not only practical but also highly transferable, leaving me well-prepared and confident for a variety of roles. I wholeheartedly recommend this course to anyone looking to develop a versatile, career-ready skill set.
Thank you Lewis College! I’ve landed a fantastic job with a great salary, which has changed mine and my children’s lives forever.
Simon, in particular, provided exceptional guidance with unwavering support. His patience, kindness, and genuine care made all the difference.
One of the best aspects of the course is the flexibility it offers, allowing you to learn at your own pace and in your own time, free from pressure or stress.
The skills I’ve gained are not only practical but also highly transferable, leaving me well-prepared and confident for a variety of roles. I wholeheartedly recommend this course to anyone looking to develop a versatile, career-ready skill set.
Thank you Lewis College! I’ve landed a fantastic job with a great salary, which has changed mine and my children’s lives forever.
I loved Lewis College's PA course - I learnt a lot and it has definitely made me more confident in my job. The tutors are friendly, approachable, supportive and responsive. I highly recommend!
I have only good things to say about Lewis College; the course content is really interesting and broken down into easy digest sections. Furthermore, the support offered by the most personable and friendly tutors help make the experience even better. I would recommend to anyone who wants to further their skills or learn new ones!
I've recently finished my PA Diploma and I really enjoyed it. The units were really well written and the tutors were great. They were always quick to respond to my questions and very friendly, supporting me throughout the whole course.
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