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Medardo Vega

Medardo Vega

Linux Systems Administrator & Cyber Security Specialist

Talent
San AntonioMember since August 18, 2026
Arch LinuxDebian GNU/LinuxOpenSUSE TumbleweedAppArmorC++Object-Oriented DesignAircrack-ngWifiteBettercapWPScanZero-Trust Endpoint HardeningIntrusion Detection Systems (IDS)Bare-Metal Linux InfrastructurePhysical Asset ProtectionCompliance AuditingLynis Auditing Framework
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Arch LinuxDebian GNU/LinuxOpenSUSE TumbleweedAppArmorC++

About

Highly analytical Operations Leader and self-taught Linux Systems and Security Engineer with 23+ years of experience bridging physical asset protection, compliance auditing, and advanced digital system defense. Deeply technical hands-on expertise in zero-trust endpoint hardening, intrusion detection systems (IDS), and resource-constrained kernel/performance optimization. Proven capability to design, configure, and secure bare-metal Linux infrastructure from scratch, applying rigorous corporate risk-mitigation frameworks across multiple Linux distributions.

Experience

Sales Representative at Tresor Du Mont (2025-11 – Present)

  • Manage daily high-value sales operations, client relationships, and inventory auditing for luxury goods.
  • Conduct precise inventory control tracking to eliminate discrepancies and maintain operational security boundaries.

Sales and Operations Manager at Treasures Custom Jewelers (2020-05 – 2025-11)

  • Spearheaded store-wide Loss Prevention strategies and risk management controls, significantly lowering inventory shrinkage.
  • Managed high-value merchandise procurement, vendor ordering, and lifecycle tracking for luxury assets including Gold and Rolex components.
  • Directed the Rolex Repair Department, performing technical appraisals and managing client repair pipelines.
  • Formulated and executed staff training programs focusing on high-value asset consultations and specialized military and retail financing compliance.

Sales Manager at Gurinsky Jewelers (2017-02 – 2019-12)

  • Oversaw high-value inventory distribution, loss prevention procedures, and structural store audits.
  • Trained onboarding personnel in high-value asset sales protocols, financing documentation, and security safety standards.

Military Financing Manager and Sales Rep at River Center Jewelers (2009-01 – 2017-12)

  • Oversaw the specialized Military Financing Department, ensuring strict data compliance, verification procedures, and credit auditing.
  • Trained incoming staff members on complex financial paperwork workflows and secure credit intake applications.

Sales Rep and Store Manager at Millennium Computers (2008-01 – 2009-12)

  • Managed day-to-day storefront operations, asset management, and personnel scheduling.
  • Directed the localized Military Financing Compliance Department, auditing secure transaction records.
  • Facilitated the hiring, onboarding, and training of sales and technical support representatives.

Store Manager at Top PC Electronics (2007-01 – 2009-12)

  • Led operations, security mapping, and inventory oversight for consumer electronics, laptops, and mobile hardware.
  • Governed military financing operations and validated data compliance frameworks for all store contracts.

Assistant Store Manager at Pollo Campero (2007-01 – 2008-12)

  • Managed comprehensive store invoice auditing, weekly profit and loss metrics, and sales analysis dashboards.

Shift Manager at McDonald's (2001-01 – 2005-12)

  • Directed operational workflows, quality assurance checks, shift personnel scheduling, and inventory intake audits.

Education

Advanced C++ Programming, Data Structures, and Object-Oriented Design (OOD) (2003-01 – 2003-12)

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