Chief of Staff (COS) Cover Letter
Creating Job-Winning Chief of Staff Cover Letters
FEATURED IN:






About the author
Arno Markus is a 20X Award-winning Certified Professional Resume Writer and founder of iCareerSolutions. Arno has worked with Fortune 500 Executives, North American Professionals, and Strategic-Thinking Leaders across all industries to assist them in landing Top Positions at Billion-Dollar Companies, Start-Ups, and everything in between.
Active Members of The National Resume Writers’ Association (NRWA) │ The Professional Association of Resume Writers & Career Coaches (PARW&CC) │ Career Directors International (CDI) │ Career Professionals (CPC) │ Forbes Coaches Council

Chief Of Staff Cover Letter Example
Are you looking for a resume/cover letter for Chief of Staff position? Let us help you land more interviews by helping you create the best Chief of Staff resume for you. Book an appointment to speak directly with Arno Markus, our CEO and Founder.
See Also:
- Chief of Staff Resume
- Board of Directors/ Board Member Resume
- Chief Executive Officer (CEO) Resume
- Chief Marketing Officer (CMO) Resume
- Chief Financial Officer (CFO) Resume
- Chief Transformation Officer Resume
- Chief Human Resource Officer Resume
- Chief Information Security Officer Resume
- Chief Technology Officer Resume
- Chief Compliance Officer Resume
- Chief Operating Officer (COO) Resume
- Executive Bio
- LinkedIn CEO Profile
Land your dream job!
Get your Job-Winning Resume Today!
iCareerSolutions is one of the Top Professional Resume & LinkedIn Profile Writing Services and Career Counseling Services in the US. The iCS team possesses Industry Certifications and Awards, including the Certified Professional Resume Writer Certification and the 2019 Best Project Manager Resume Writing Award from Career Directors International and the 2018 Best Analyst Resume from the National Resume Writing Association.
Our Top C-Level Resume Testimonials

It is my pleasure to recommend Arno. He is a true subject matter expert, and a great project manager to boot! He calls when he says he will, he delivers on or before promised dates, he brings excellent ideas to the table and recommends superb solutions. I was thoroughly impressed with his thought process and results. Superb! It is my pleasure to recommend Arno. He is a true subject matter expert, …

“I am regularly asked who I recommend for a great resume writer, career transition leader, and LinkedIn expert. Go no further than Arno Markus BA, MSc., CPRW. His services are invaluable and absolutely worth the investment.”

I have had the recent pleasure of working with Arno after transitioning careers from start-up back to corporate. Arno gave me an appropriate critique regarding my resume (tough love) and guidance on how LinkedIn can work for me instead of against me. After working with him and his team I feel like I’m moving in a direction that will lead me to the best NEW career home. Thank you, Arno! Charles …

“Arno is a master of creating an achievement based resume that sets the candidate apart. He showcases one’s accomplishments in a professional, aesthetically pleasing presentation. His methodology for working with clients is logical and makes it easy for the client to focus on identifying their achievements. Arno is pleasure to work with in the process. I recommend him for any C-suite executive ne…

Arno was extremely helpful in working with me on a new resume and Linked In profile. He brings a very thoughtful approach to working with you and will ask the right questions to get you a great finished product. Thanks Arno!

I am quite pleased with my transformed resume and LinkedIn profile completed by iCareer Solutions. I appreciate that fact that Arno is candid, extremely professional and delivers everything in a timely manner. His experience certainly shows and I highly recommend him. The finished products, in particular my resume, were dramatically and significantly enhanced. Both my much improved resume and Li…

I recently worked with Arno and his team to revise my resume. I was extremely pleased with the finished product. Arno’s team was very thorough in their work and produced a resume that I absolutely love. I recommend him without hesitation.


I highly recommend Arno Markus for his professional and efficient resume-writing services. He has a keen understanding of the job market and knows how to showcase a candidate’s strengths and qualifications. His attention to detail and personalized approach to each client sets him apart from others in the industry. I would recommend Arno to anyone looking to improve their resume….


My first interaction with Mr. Markus goes back to 2016. I sent him my resume, which to me, was pretty darn good. We talked about my career goals, I filled out a detailed matrix, and a week later, he sent me a draft of my latest resume. I was so awestruck I became emotional. I felt I had been shortchanging myself for years. The matrix helps realize strengths and skills – missing words to make us …



Arno is truly an artist with words when it comes to resumes, cover letters, and LinkedIn. After being displaced due to my company being purchased, I was convinced that I could write my resume, after not doing one for over 16 years, as well as create the perfect LinkedIn profile. I soon learned that my new resume and LinkedIn profile were not getting the attention that I expected. A trusted friend …
About iCareerSolutions
iCareerSolutions, America’s #1 Reverse Recruitment, Executive and Professional Resume Writing Services, and LinkedIn Profile Development Company. 28X award-winning resume writers deliver professional resumes that get interviews. We have successfully landed our executive clients senior-level leadership positions at companies like Apple, Amazon, EA, Oracle, GM, Google, Facebook, DoJ, Gap, and 2U just to name a few. iCareerSolutions has 200+ 5-star reviews and offers a 60-day interview guarantee. Every resume template created is Applicant Tracking Systems (ATS) compatible and highly customized to meet your unique needs.8
Active Members of The National Resume Writers’ Association (NRWA) │ The Professional Association of Resume Writers & Career Coaches (PARW&CC) │ Career Directors International (CDI) │ Career Professionals (CPC) │ Forbes Coaches Council
One of the Top Multi-Award-Winning Resume Writing Services in the country.
Book a complimentary consultation for your Professionally Managed Job Search now!




Top Resume Writing Awards






















































Employers who have Onboarded Our Clients





























































