ERIK WALLINGFORD
Santee,CA
Summary
US Navy veteran with eleven years experience with SIGINT systems and intelligence reporting looking to transition to systems administration. Civilian background in Red Hat Linux and Ansible with additional familiarity in software configuation management and classified material handling. Self-taught network security technician eager to contribute and thrive in diverse and challenging environments.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Systems Engineer III
Epsilon C5i
06.2023 - Current
- Junior systems engineer responsible for the development of software solutions to provide enhanced functionality and security to the INCREMENT F cryptologic warfare system. Created virtual machines using Red Hat Enterprise Linux to enable the use of Ansible. SonarQube, and NiFi on US Navy afloat systems, including the implementation of Federal Information Processing Standards (FIPS).
- Responsible for the drafting of training documentation for all portions of software development. Created detailed notes and tutorials for the use by other members of the development team and by US Navy personnel.
- Worked as configuration management assistant for the DCGS-N program. Received, logged, and managed GOTS and COTS software, serving as the media custodian for classified media. Packaged and distributed software to ships and laboratories, ensuring compliance with processes for transfers between different classification enclaves and for duplicating/creating physical classified media.
Quality Assurance Team Lead
USS Chosin
06.2019 - 06.2023
- Team leader for USS Chosin's quality assurance program. Managed a twelve-person team of diverse skillsets and occupational fields in more than five thousand quality assurance inspections. Served as intermediate or final approval of civilian contractor work on engineering, combat systems, structural and painting projects during USS Chosin's multi-million dollar, three-year cruiser modernization program.
- As team leader, was responsible for coordination between NAVSEA quality assurance inspectors, civilian contractors, shipyard management, and navy leadership. Proficient at coordinating projects among diverse organizations and mediating schedule disputes. Highly skilled at operating in fast-paced environments and adapting to rapidly changing schedules.
- Documented nonconforming equipment checks and reported to appropriate team leaders for review, assessment, and ultimate repair of all defective equipment.
System Administrator/Leading Petty Officer
USS Mobile Bay
05.2016 - 06.2019
- System administrator for the INCREMENT E signals intelligence collection software. Experienced in Red Hat Enterprise Linux and Windows workstations. Responsible for creation of new user accounts and permission management, periodic software updates and security scans. Performed system backups utilizing dedicated servers and separate network storage devices. Troubleshot IP address issues for individual system components. Familiar with switches, KVM units, and network attached storage systems.
- Lead technician for AN/SSQ-137 INCREMENT E cryptologic system. Proficient in the maintenance and repair of RF signals collection and processing equipment, server rack equipment installation, cable management, and electrical system management. Experienced in antenna installation and cable repair under challenging environmental and time constraints. Experienced in the maintenance and testing of KG-84 and KY-58 encryption devices. Skilled in the keeping of detailed logs to document patterns of system deficiencies.
- Assistant to USS Mobile Bay's special security officer. Responsible for proper management of standard forms and enforcing strict adherence to security policy by junior personnel. Performed all combination changes for X-09 and X-10 combination locks and managed associated SF-700 forms. Performed inventory on all classified material including hard drives, physical media, publications, and cryptographic devices. Utilized specialized RF collection gear to ensure adherence to emissions control doctrine and drafted reports to the SSO and commanding officer.
- Leading Petty Officer of USS Mobile Bay's cryptologic warfare division. Responsible for the successful execution of all signals intelligence collection missions, equipment maintenance, training and administrative requirements for a division of thirteen sailors.
Lead Maintenance Technician
USS Bunker Hill
04.2013 - 05.2016
- Lead technician for AN/SSQ-137 INCREMENT E cryptologic system. Responsible for all preventive and corrective maintenance on RF collection and networking hardware, antennas, associated power distribution systems and Windows-based workstations.
- Physical security specialist for USS Bunker Hill. Responsible for combination changes and minor technical issues for Sargent and Greenleaf mechanical locks, and Kaba Mas X-09 cipher locks. Maintained all standard forms in accordance with DoD policy.
- Assistant to the ship's intelligence officer. Supported the collection of visual intelligence on foreign military platforms operating in the western Pacific and Arabian Gulf regions. Provided geopolitical and weapon systems analysis in briefings presented to the commanding officer and responsible warfare area leaders.
Education
Bachelor of Arts - Humanities
San Diego State University
San Diego, CA05.2010
Skills
- Network Security
- Networking Issues
- Data Backups
- National Security Understanding
- Maintenance and Repair Management
- Signals Intelligence
- Component Replacement
- Hardware Replacement
- Hardware Installation
- Cryptographic Devices
- Software Upgrades
- Configuration Management
Additional Information
• Top Secret/SCI
(Investigation conducted December 2019)
Certification
• CompTIA Security+ SY0-601
( COMP001022216697 )
Technical Competencies
• AN/SSQ-137 INCREMENT E cryptologic system
• Windows workstations
• JWICS and SIPRNET
• Red Hat Enterprise Linux (7, 8)
• Ansible
• VMware vSphere
• Kali Linux
• Afloat encryption devices (KG-175, KG-84, KY-58)
• Signal Generators
• Spectrum Analyzers
PERSONAL STUDY
- Practiced ethical hacking techniques through hands-on experimentation with Kali Linux tools, including network analysis, password cracking, and web application testing. Experimented with network mapping and vulnerability analysis on a small network with the consent of the system administrator.
- Studied Kali Linux through self-directed learning, including completing online tutorials and virtual labs to develop proficiency in penetration testing and ethical hacking techniques.
- Completed online courses and virtual labs to develop basic proficiency and understanding of Python.
Timeline
Systems Engineer III
Epsilon C5i
06.2023 - Current
Quality Assurance Team Lead
USS Chosin
06.2019 - 06.2023
System Administrator/Leading Petty Officer
USS Mobile Bay
05.2016 - 06.2019
Lead Maintenance Technician
USS Bunker Hill
04.2013 - 05.2016
Bachelor of Arts - Humanities
San Diego State University
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