Manage a resilient and complex hybrid network infrastructure that supports millions of users while driving innovative network strategies and implementing zero-trust security measures.
SumUp helps businesses get paid effortlessly, process orders fast, sell online instantly, and manage money smarter. We build the tools that let merchants thrive and deliver outstanding customer experiences. But we don’t just simplify transactions - we’re reshaping the future of fintech.
As a global fintech leader, our success relies on more than just code - it depends on a bulletproof, resilient network. While our commercial platform lives in the AWS cloud, our critical infrastructure spans physical data centers (HSMs), global offices, and secure VPNs that keep our teams and merchants connected 24/7.
We are looking for a Senior Network Administrator to join our Sofia-based team. You will be managing network equipment, you will be a co-architect of our global connectivity strategy, ensuring that our infrastructure scales as fast as our business.
Please note: This role requires the right to work in Bulgaria. We are currently not able to support visa applications or relocation for this position at this time.
We believe in the everyday hero.
Small business owners are at the heart of all we do, so we create powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.
SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, color, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.
SumUp will not accept unsolicited resumes from any source other than directly from a candidate.
Job Application Tip
We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.
Health Insurance
Benefit from extra perks like health and life insurance.
Additional flexible benefits and bonuses
Co-sponsored Multisport cards, childbirth/adoption bonuses, discounts, a referral program, monthly food vouchers, flexible benefits, and more.
SumUp is a global financial technology company that delivers affordable payment solutions and user-friendly point of sale systems, specifically designed for small businesses. By focusing on innovation and accessibility, SumUp empowers local entrepreneurs to accept card payments easily and grow their businesses.
Understand the required skills and qualifications, anticipate the questions you may be asked, and study well-prepared answers using our sample responses.
Senior Network Administrator Q&A's