Heather Letteer
Lompoc,CA
Summary
Highly experienced IT professional with 15 years of experience in space-related systems, networks, and technologies. Proven track record of providing training and guidance to personnel, managing teams and projects, and ensuring security compliance. Possess a deep understanding of cybersecurity principles and practices, with a strong background in implementing Defense in Depth, conducting vulnerability assessments, and managing access control.
Overview
17
17
years of professional experience
Work History
Cyber Security Specialist
05.2023 - Current
- Provide Department of Defense (DoD) Public Key Infrastructure (PKI) services, including directory support, certificate validation, and key management services
- Implement and manage PKI authentication for user devices and applications, ensuring secure logical access control
- Conduct vulnerability assessments and risk analysis to identify potential threats and recommend security countermeasures
- Analyze and report on vulnerability risk assessments, and assess the effectiveness of implemented countermeasures
- Provide cybersecurity functional support for assessments, authorizations, and documentation of fielded systems
- Monitor and report on Authority to Operate (ATO) expiration dates, ensuring compliance with DoD regulations and policies
- Support the implementation of Defense in Depth for the network and enclaves
System Administrator
OMITRON – MOSSAIC
07.2022 - 05.2023
- Managed multiple mission systems supporting space operations, including Star Link and NASA
- Coordinated projects and Cyber activities between internal and external organizations to ensure smooth execution of project objectives and timelines
- Developed SOPs/TTPs for eastern/western range support, standardizing server management activities for ATO and system accreditations
- Provided technical guidance to internal and external organizations, ensuring security compliance and adherence to cyber security requirements
- Designed and implemented standardized operating procedures for specific systems that directly support Space community missions, ensuring seamless execution, data integrity, and compliance with mission requirements, and enabling the team to effectively utilize these systems to achieve mission objectives.
Client Service Technician
American Communication Solution- EWOCS
10.2021 - 07.2022
- Provided communication systems maintenance, operations, and support services for voice, video, data and infrastructure
- Performed configuration management and troubleshooting
- Removed and replaced component peripheral to restore system operation
- Installed and configured software operating systems and applications
- Developed procedures that improved consistency and productivity in training and onboarding activities.
Master Training Specialist
United States Navy
09.2007 - 07.2021
- Served 13 years in the United States Navy as an Information Systems Technician, with a focus on training and development
- Designed and delivered training programs for communication operations, message processing, network administration/security, and RF communications systems
- Ensured the proper security, distribution, handling, accounting, reporting, and control of Communication Security (COMSEC) materials, systems, and equipment
- Developed and implemented training plans, policies, and procedures to ensure compliance with Navy regulations and standards
- Trained on advanced weapon systems such as the AEGIS Combat System, showcasing expertise in military technology.
Skills
- Government documentation processes
- Policy requirements
- Oral communication
- Written communication
- System Administration
- Network Administration
- Tier I support
- Tier II support
- STIGs
- System Hardening
- Active Directory management
- Adaptability
- IT system patching
- Vulnerability management
- VM creation
- VM management
- VM operations
- Troubleshooting
- Windows environments
- Linux environments
- Government ticketing systems
- Information security
- Mission assurance processes
- Network monitoring
- Audit processes
- DOD environments
- Cybersecurity requirements
- NetApp software
- Network Security
- Microsoft office suite
- LAN management
- RF management
- Spectrum management
- Access controls
- User management
- Attention to detail
Clearance
TS/SCI w/ Poly
Certifications & Training
- CompTIA Security+ SYO 601
- CompTIA A+ 2003 Hardware Part 1 - Devices And System Components
- Naval Modular Automated Communications System 2 (Navmacs II)
- AN/URC-( ) High Frequency Radio Group Operator
- Journeyman of Communication
- Link Response Team Training
- Information Assurance Server Administrator
- Navy Milsatcom Protected And Military Wideband (Wb) Comm Management Training For Strike Group Staffs, Individual Ships/Subs, And Numbered Fleet Staffs
- Instructional System Design (ISD) Training
Timeline
Cyber Security Specialist
05.2023 - Current
System Administrator
OMITRON – MOSSAIC
07.2022 - 05.2023
Client Service Technician
American Communication Solution- EWOCS
10.2021 - 07.2022
Master Training Specialist
United States Navy
09.2007 - 07.2021
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