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Ermin Luis Diaz

@erminluisdiaz

Systems Administrator at Zyber Group LLC supporting the USAF MACCE defensive cyber team and analyzing infrastructure vulnerabilities.

United States
Message

At Zyber Group LLC, I support the USAF Mission Assurance Cyber Coordination Element (MACCE) defensive cyber team. I apply Functional Mission Analysis-Cyber strategies to identify infrastructure vulnerabilities and develop defensive plans for aircraft and support systems.

At Compass Point and Jacobs, I provided desktop support to Special Operations Command Central personnel. I managed accounts, mailboxes, and distribution lists in Active Directory and Microsoft Exchange, and troubleshot workstation, network, and software issues.

At GDIT and Computer World Services, I monitored Central Command networks and supported account access across Active Directory and DEPO. I also handled technical support and ticket workflows against service-level agreements.

Earlier, at Lockheed Martin, I monitored communications circuits for US Embassies in South America, managed Active Directory accounts, and supported operations in a SCIF. I also contributed to a facility upgrade from copper cabling to fiber optics and served as an Alternate COMSEC Responsible Officer.

Experience

Work history, roles, and key accomplishments

ZL
Current

MACCE Agent for the USAF

Zyber Group LLC

Jun 2026 - Present (4 months)

Provides wing-level support as part of a Mission Assurance Cyber Coordination Element (MACCE) defensive cyber team. Applies Functional Mission Analysis-Cyber (FMA-C) strategies to identify vulnerabilities and develop defensive plans, while utilizing classified and unclassified networks to distribute mission-critical information.

CP

Sr. Service Desk Analyst / Desktop Support

Compass Point

Jan 2025 - May 2026 (1 year 4 months)

Provided specialized IT customer service and technical desktop support for SOCCENT personnel. Managed user accounts, mailboxes, and distribution lists in Active Directory and Microsoft Exchange, and diagnosed workstation, network, and software faults under tight mission timelines.

GD

Event Manager Systems Administrator

GDIT

Jan 2024 - Jan 2025 (1 year)

Conducted continuous network activity and event monitoring for CENTCOM to ensure high availability and rapid incident response. Provisioned, maintained, and audited user accounts and access permissions across Active Directory, DEPO, and secure platforms, while delivering tier-2/3 technical support and managing ticketing workflows to meet SLAs.

CC

Event Manager Systems Administrator

Computer World Services (CWS)

Jan 2021 - Jan 2024 (3 years)

Supervised network activity and system health for Central Command to preemptively identify and mitigate anomalies. Managed lifecycle user access in Active Directory and DEPO, enforced least-privilege policies, and provided remote and on-site support while spearheading service ticket queues.

JA

Sr. Service Desk Analyst / Desktop Support

Jacobs

Jan 2020 - Jan 2021 (1 year)

Provided specialized IT customer service and technical desktop support for SOCCENT personnel. Managed user accounts, mailboxes, and distribution lists in Active Directory and Microsoft Exchange, and diagnosed workstation, network, and software faults under tight mission timelines.

GD

Sr. Service Desk Analyst

GDIT

Jan 2014 - Jan 2020 (6 years)

Provided 24/7/365 global IT service desk and infrastructure support for USBICES users worldwide. Administered user directories in Active Directory, DIMES, and proprietary defense systems, and tracked incidents using Support Web ticketing platforms.

RA

Service Desk Analyst

Raytheon

Jan 2012 - Jan 2014 (2 years)

Administered comprehensive technical support for a global government entity, ensuring seamless international operational continuity. Controlled user profiles and group policies in Active Directory, provided failover support, and managed incident resolution workflows using the NETS ticketing system.

LM

Network Security Watch Officer / ISSO / VTC Coordinator

Lockheed Martin

Jan 2006 - Jan 2012 (6 years)

Monitored global communications circuits for US Embassies in South America and maintained situational awareness with SOUTHCOM leadership. Managed over 1,000 Active Directory accounts, audited security logs, resolved incidents via Remedy and HEAT, and supervised VTC operations while leading a fiber optic infrastructure upgrade.

EA

Data Entry Operator

Eagle Global (IBM Account)

Jan 2005 - Jan 2006 (1 year)

Managed high-volume data log processing for incoming IBM international supply chain shipments through U.S. Customs. Acted as file auditor ensuring zero non-compliance marks on international logistics documentation.

UF

Computer Operator (Career Field 3C071)

United States Air Force

Jan 1995 - Jan 2003 (8 years)

Served honorably as a multi-disciplined Network Administrator, Help Desk Technician, and Web Administrator. Maintained accountability for secure encryption materials as a COMSEC Accountant and monitored million-dollar technology assets as an Equipment Custodian.

Education

Degrees, certifications, and relevant coursework

AU

Air Force University

Human Resource Management, Human Resource Management

Graduated in 2008 with a focus on Human Resource Management.

AC

Air Force Community College

Information Systems, Information Systems

Graduated in 2002 with a focus on Information Systems.

Tech stack

Software and tools used professionally

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