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3.9
3.9
88%
$15 USD / Hour
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Netherlands (7:59 PM)
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Joined on June 30, 2008
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1 Recommendation
$15 USD / Hour
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Red Hat Certified System Administrator (RHCSA) – Certificate #230-201-592 Hello! My name is Marcello and i'm a certified IT professional with over 10 years of hands-on experience in remote phone-based customer support, technical helpdesk (Tier 1 & Tier 2), cold calling, lead generation, and sales appointment setting. I excel at delivering exceptional customer experiences while proactively driving business growth through targeted outbound calls—all 100% remotely via phone, VoIP, and CRM tools. Key Strengths & Services: - Customer Support & Call Center Expertise — Handling high-volume inbound/outbound calls, resolving inquiries, managing escalations, and achieving high CSAT scores in fast-paced call center environments. - Technical Helpdesk & IT Support — First-line troubleshooting to second-line advanced resolution; ITIL-certified for best-practice incident & problem management; expert in Linux (RHCSA, LPIC-1, LPIC-2 certified) and Microsoft systems (Microsoft Certified Professional). - Cold Calling & Lead Generation — Proven success in outbound prospecting, overcoming objections, qualifying leads, setting high-quality appointments, and building sales pipelines for B2B/B2C clients across industries. - Sales & Telemarketing — Upselling, cross-selling, follow-ups, and closing support; comfortable with scripts, CRM logging (e.g., Salesforce, HubSpot basics), and performance tracking for measurable results. With a calm, professional phone presence, excellent English communication, and the ability to work flexible hours (including your customers time zone alignment with global clients), I deliver reliable, results-driven support. Past highlights include reducing ticket resolution times using ITIL processes, consistently hitting 15-25% lead conversion rates on cold calls, and maintaining 95%+ customer satisfaction in support roles. Whether you need dedicated remote helpdesk support, technical troubleshooting over the phone, or a skilled cold caller to generate qualified leads and boost revenue—I'm ready to be your trusted remote team member. Available immediately for long-term or project-based work. Let's discuss how I can support your business—message me today! Language skills: Dutch, English (fluently) Technical certifications: Linux LPIC1, LPIC2, RHCSA, Microsoft MCP certified (XP, Vista, 7, 8, 10, Server) Others: ITIL version 3 certified, Microsoft C# Programming degree
Fine attention and availability. I am looking forward to work with him again.
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it was a fast delivery work by masterunix ;) A very and nice work made by him. Next time i think i'm going to stay with him again
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Experience
Red Hat Certified System Administrator
Jan, 2003 - Present
•
23 years, 5 months
Marcello Tech Solutions, LLC
Jan, 2003 - Present
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23 years, 5 months
Linux engineering, administrator, devops etc.

Rotterdam, Netherlands
Jan, 2003 - Present
•
23 years, 5 months
Education
Business School Nederland
1999 - 2006
•
7 years
Business management and ICT

Netherlands
1999 - 2006
•
7 years
Qualifications
Red Hat Certified System Administrator
2023
Red Hat
RHCSA RHEL 9
2023
ITIL Foundation
2007
ITIL
2007
MCSA
2007
Microsoft
2007
Certifications
Dutch
US English
F
Foundation vWorker Member
Verifications
On time
100%
On budget
100%
Accept rate
100%