STEVEN MILLER
Portsmouth
Summary
Aspiring IT Professional and United States Navy veteran with a broad range of knowledge in IT cyber security, system administration, penetration testing, and SOC analysis roles. Gained entry-level expertise in implementing practices into IT organizations in a cost-efficient manner in compliance with established design. Skilled in analyzing security implications when integrating systems and data with third-party vendors/solutions considering data ownership, backups, policies around unauthorized data sharing, etc. Strong knowledge of various operating systems (UNIX/LINUX, Windows, VxWorks, Cisco IOS, etc.). Career supported by multiple technical certifications to include CompTIA Security+, ISC2 Certified Information Systems Security Professional (CISSP), and AWS Certified Solution Architect - Associate. Active Secret clearance.
Overview
15
15
years of professional experience
1
1
Certification
Work History
Systems Administrator / Field Service Engineer
ASM Research
Suffolk
2025.03 - Current
- Managed daily operation and maintenance of Joint Staff J7's MedCOP application training servers across DoD and Coalition networks (NIPR/SIPR, DSC-C, CENTRIXS, BICES, BQMN). Actions included user account establishment, system OS and application updates/patching, and vulnerability scanning, with network configuration for server migrations.
- Coordinated exercise planning and scheduling between Military command representatives and Field Service Representatives to ensure network and software application support for effective training delivery. Provided weekly updates/status reports to upper management (JOMIS/DHMS) via Teams VTC meetings.
- Provided full-time support during exercise execution to verify scenario data inject via JDLM sim input and manual inject of any ad-hoc scenario battle damage or casualty requirements.
Systems Administrator
Huntington Ingalls Industries
Norfolk
2023.09 - 2025.03
- Operated and maintained the US Navy's Combined Integrated Air and Missile Defense/Anti-Submarine Warfare Trainer (CIAT). Interacted frequently with NAVSEA PMS 339, NSWC Dahlgren Division, and NUWC to provide management and developers with status reports, real-time feedback on system performance, and assistance in configuration management during baseline/field upgrades.
- Daily maintenance interaction with multiple system infrastructures, to include bare-metal, virtual, and Kubernetes/Docker environments.
- Performed various system security actions, including executing McAfee virus scans for all Windows and Linux-based nodes, conducting Nessus vulnerability scans, and creating and maintaining user accounts via Windows Active Directory and RSA token administration.
- Experience with Cisco switches/routers; working knowledge of Cisco IOS CLI and various configuration/trouble shooting tasks.
- VSphere/ESXi virtualization experience emulating legacy Navy weapon system architecture.
- Familiar with system backup/restore functionality over LAN via PXE Boot / NAS Restore via Clonezilla.
- Experience with operation and maintenance of auxiliary support equipment, to include Vertiv/Schneider UPS systems and CRAC units.
- Served as the site steward for all classified information, directly controlling access to all safes and security containers.
Weapons System Supervisor, USS Nitze DDG94
United States Navy
Various Locations
2016.09 - 2020.03
- Recognized as the organization's AEGIS Combat System subject matter expert. Entrusted with daily responsibility of briefing command C-level leadership on current equipment operational statuses, capabilities and limitations.
- Served as the command's senior System Administrator for the AEGIS Weapon System computer network, maintaining access control lists and entry cipher door locks for restricted areas housing AEGIS network infrastructure.
- Managed Current Ship's Maintenance Plan (CSMP) for three work centers, validating work candidates submitted to outside entities for accuracy to ensure operational readiness.
- Mentored and guided a team of 27 personnel, enhancing their proficiency in operating, maintaining, and repairing AEGIS Baseline 7.2 fire control radar and computer network equipment and software. Ensured sustained equipment configuration compliance through periodic verification using established validation standards and procedures.
- Served as the Combat Systems Maintenance Assistant, maintaining accuracy of Nitze's Combat Systems Smooth Log records and an extensive library of over 750 Technical Manuals.
- Coordinated 300+ Work Authorization Forms (WAFs) during Selected Restricted Availability, facilitating timely maintenance execution and compliance.
Instructor, CSCS DET Norfolk
United States Navy
Various Locations
2013.05 - 2016.06
- Played a vital role in developing the AEGIS Ashore Ballistic Missile Defense (BMD) training pipeline, leading classroom theory and lab/simulator training, resulting in the successful deployment certification of the first eight Romania teams in BMD operations.
- Led coast-to-coast training initiatives, equipping Sailors with preventive maintenance and system testing/fault isolation skills. Spearheaded Self-Assessment Groom Training (SAGT) for AEGIS Computer Baseline configurations 6.3, 7.1, 7.1R, 7.2, 7.3 and 8, instilling strong core principles of procedural compliance for network security, implementing software patches, and encountering technical/hardware changes.
- Supported SAGT events for SPY radar and Auxiliaries, surpassing billeted responsibilities to overcome manpower shortages and ensure continued effective training for ships throughout the fleet.
- Contributed expertise to three 'Train the Trainer' events in Dahlgren, Virginia, collaborating with technical and tactical Subject Matter Experts to develop and refine course curriculum for future revisions of lesson material.
- Garnered recognition as Instructor of the Quarter twice during the tour (Second Quarter FY14, First Quarter FY15).
AEGIS Computer Network Technician Supervisor, USS Nitze DDG94
United States Navy
Various Locations
2010.11 - 2013.04
- Directed and supervised a team of 15 technicians, overseeing the operation, maintenance, troubleshooting and repair of AEGIS Baseline 7.1.3 Fire Control radar systems and associated computer network, including peripherals.
- Ensured optimal functionality of all AEGIS Computer/Peripheral equipment, achieving compliance with Board of Inspection and Survey (INSURV) certification standards. Resulted in minimal discrepancies identified, ensuring successful passage of the 2011 ship wide INSURV inspection.
- Performed daily operational testing of seven networks of various topologies (Mesh, Bus, Token Ring, etc.). Ensured successful functionality of mission-critical features such as automatic failover, HSRP, and other redundancy features.
- Executed numerous repairs and replacements of faulty Gigabit-Ether and Fiber Optic cables throughout the AEGIS LAN Interconnecting System (ALIS) Network.
Education
DevOps Pathway -
Intellectual Point
Sterling, VA07.2023
Bachelor of Science - Cybersecurity, Information Systems, Risk Management
Old Dominion University
Norfolk, VA01.2023
Skills
- System security
- Network troubleshooting
- User account management
- Virtualization administration
- System monitoring
- Configuration management
- Patch management
- End point configurations
Certification
- Security +, CompTIA, 05/01/26
- GIAC Security Essentials (GSEC), GIAC, 08/01/28
- Certified Ethical Hacker, EC Council, 06/01/26
- CISSP, ISC2, 04/01/27
- Splunk Core Certified User, Splunk, 07/01/26
- AWS Certified Solution Architect - Associate, Amazon, 05/01/26
- AWS Certified Cloud Practitioner, Amazon, 05/01/26
- Certified Scrum Master (CSM), Scrum Alliance, 04/01/26
- Certified Scrum Product Owner (CSPO), Scrum Alliance, 05/01/26
Training
Old Dominion University, School of Cybersecurity, Student, 08/01/20, 06/30/23, Exemplary performance in multiple classes and lab environments with curriculum focused on Vulnerability Assessment and Penetration testing, gaining exposure and proficiency with tools such as Nessus, Netsparker/Invicti, Nmap, Wireshark, Aircrack-ng, Metasploit, and others., Top performer in Operating System-specific courses, such as Red Hat System Administrator and Windows Server 2016. Gained exposure to all aspects of system administration and security management for both UNIX/Linux and Windows operating systems., Demonstrated knowledge of Risk Management Framework (RMF) Package, Artifacts, and SOPs as well as FISMA Compliance, NIST SP 800-53 Controls, ISO 27001 concepts, and Cloud security. Acquired skills in tuning and configuration of Enterprise Splunk and Splunk App for Enterprise Security (ES)., Extensive exposure to concepts Software Development Life Cycle (SDLC) processes, and Agile concepts and methodologies.
Timeline
Systems Administrator / Field Service Engineer
ASM Research
2025.03 - Current
Systems Administrator
Huntington Ingalls Industries
2023.09 - 2025.03
Weapons System Supervisor, USS Nitze DDG94
United States Navy
2016.09 - 2020.03
Instructor, CSCS DET Norfolk
United States Navy
2013.05 - 2016.06
AEGIS Computer Network Technician Supervisor, USS Nitze DDG94
United States Navy
2010.11 - 2013.04
DevOps Pathway -
Intellectual Point
Bachelor of Science - Cybersecurity, Information Systems, Risk Management
Old Dominion University