System Administrator

Sorry, this job was removed at 02:13 p.m. (CST) on Friday, Mar 20, 2026
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Hiring Remotely in Sofia-City, BGR
Remote
Cloud • Information Technology
The Role

Would you like to build a career in a leading multinational IT company?
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
We are looking for a System Administrator to join our team.

What will you do at MMDSmart?

  • Maintain and support office hardware and operating systems, including Windows, Linux, and macOS workstations in the Sofia office;
  • Administer and troubleshoot office network infrastructure (switches, routers, Wi-Fi, VPNs, firewalls);
  • Provide day-to-day technical support to end-users (on-site and remote);
  • Ensure proper functioning and timely updates of workplace software and security tools;
  • Perform user account and access management (Google workspace, MDM, identity services, endpoints);
  • Maintain documentation for systems, configurations, and support procedures;
  • Assist with onboarding/offboarding, including equipment preparation and access provisioning;
  • Collaborate with IT operations department to enforce cybersecurity policies and best practices;
  • Participate in incident resolution, escalating when necessary.

Requirements

You are a perfect match if you have:

- Technical skills:

  • Operating Systems:
  • Strong knowledge of major operating systems, particularly Windows, Linux/Unix and MacOS is essential.
  • Mail services (SMTP, POP3/IMAP) and other services (DNS, DHCP, FTP, HTTP/HTTPS).
  • Security:
  • Ensuring network information security, data protection.
  • Knowledge of security best practices, including managing vulnerabilities and threats, is vital.
  • Understanding what MDM is and how it works.
  • Networking:
  • A solid understanding of networking concepts like IP addressing, DNS, DHCP, and firewalls is necessary.
  • Understanding how VPN works. Practical experience with configuring VPN including OpenVPN.
  • Scripting:
  • Basic scripting languages such as PowerShell or Bash are needed for automating tasks.
    - Soft skills:
  • Strong analytical and troubleshooting skills are critical for diagnosing and resolving complex issues;
  • The ability to clearly explain technical concepts to non-technical users is important;
  • Excellent time management and the ability to prioritize tasks are necessary for meeting deadlines and handling multiple responsibilities;
  • The ability to work effectively both independently and as part of a team is a key requirement;
  • Continuous learning, so a commitment to staying current through ongoing learning is essential;
  • Fluent level of English;
  • It would be a plus if you speak Russian or Ukrainian.

Benefits

Why do talents choose and stay at MMDSmart?

Embrace the opportunity to work in a company that cares about:

Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.

Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.

Your Development: Benefit from free educational events & courses, and English classes with native speakers.

Your Career: Focus on your professional development in a supportive environment.

Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.

Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!

Equal-Opportunity Employment

We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.

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The Company
HQ: Petah Tikva
182 Employees
Year Founded: 2007

What We Do

MMDSmart is a leading provider of enterprise cloud-based communication products for organization of all sizes. Our CPaaS offering incorporates MessageWhiz business messaging over multiple channels, the Call Center Connect cloud based call center services, and AI enabled automated chatbots. Integrating all communication products in a single platform enables businesses to easily engage their customers at every stage of the customer lifecycle. MMDSmart is also a wholesale supplier of voice and text services, providing an optimized Voice and A2P SMS termination network with worldwide coverage for our telecom customers. With headquarters in the high tech hub located around Tel Aviv, and offices in New York, Hong Kong, Sofia and Kyiv, its team includes experienced and dedicated technical and client support staff, all focused on providing the highest quality service to its partners and clients. Many tier 1 global companies from more than 100 countries choose MMDSmart to provide them with their business critical and highly sensitive communications needs. MMDSmart. Connect. Engage. Smile

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