Darrius Lampkin
Ewa Beach
Summary
Cybersecurity professional and transitioning Air Force Information Systems Security Officer with extensive experience implementing RMF, maintaining ATO posture, and securing enterprise and Special Access Program environments. Proven ability to manage POA&Ms, enforce STIG compliance, coordinate remediation, and support A&A lifecycle activities using Xacta. Security+ certified and preparing for ISSEP, seeking ISSO or security engineering roles supporting DoD or federal systems.
Overview
9
9
years of professional experience
1
1
Certification
Work History
DevSecOps Fellowship Program
Arsiem
Baltimore
11.2025 - Current
- Executed automated STIG compliance validation on Linux systems using Ansible, generating structured outputs that supported Assessment & Authorization (A&A) and early RMF readiness activities.
- Analyzed compliance results and prepared remediation documentation used for vulnerability tracking, security reviews, and alignment with NIST SP 800-53 control requirements.
- Integrated a MISP threat-intelligence platform into a lab environment, enabling testing of ingestion workflows and supporting Continuous Monitoring and cyber-risk awareness concepts.
- Researched commercial and open-source threat-intelligence feeds to evaluate integration options for future security operations, strengthening the organization's ability to support risk-based decision-making.
- Built and maintained a personal security automation lab, validating Ansible workflows, rehearsing system hardening tasks, and improving the reliability and repeatability of security deliverables.
Information System Security Officer/ COMSEC Manager
USAF
Honolulu
04.2023 - Current
- Led ISSO for a 7-person IA team implementing RMF across 41 Air Force IC and NSA Xacta systems supporting multi-classification secure enclaves.
- Maintained Authorization to Operate posture by coordinating remediation, updating authorization artifacts, and supporting A&A sustainment across enterprise systems.
- Led command Xacta consolidation initiative and expedited decommissioning of nine legacy enclaves to reduce security risk and improve authorization visibility.
- Served as SAP ISSO responsible for 232 systems, directing HQ SAV inspection across 14 checklists and 130 controls resulting in full program pass.
- Coordinated resolution of Category I findings on National Security Systems, synchronizing actions between ACC and PACAF to ensure isolation, remediation, and secure restoration.
- Briefed leadership on cybersecurity posture and risk, improving authorization readiness and compliance visibility.
- Served as COMSEC Manager supporting PACAF F-22 operations, ensuring secure handling of cryptographic material and protection of classified communications systems.
Information Systems Security Officer
USAF
Gunsan
02.2022 - 04.2023
- Served as the primary ISSO, leading full RMF lifecycle activities in eMASS and securing a new Authorization to Operate (ATO) for the unit's enterprise environment.
- Managed security control implementation across five enterprise networks, maintaining thousands of NIST SP 800-53 controls to support A&A and Continuous Monitoring.
- Led the squadron's Vulnerability Management Team, conducting enterprise ACAS vulnerability scans, analyzing results, and coordinating remediation actions to strengthen system security posture.
- Served as the TEMPEST (EMSEC) Manager, overseeing 38 classified processing areas and ensuring compliance with national EMSEC/TEMPEST standards.
- Successfully recertified 14 classified processing areas and secured certification for 4 new areas, improving classified processing compliance and inspection readiness.
Cyber Security Instructor/Information Systems Security Officer
USAF
Warner Robins
01.2021 - 03.2022
- Served as sole Cybersecurity Instructor for the 5th CCG, developing and delivering training based on real-world Defensive Cyber Operations practices.
- Built and implemented a structured training pipeline covering ACAS scanning, vulnerability remediation, intrusion detection, firewall monitoring, log analysis, and secure communications procedures.
- Designed a phased training strategy that improved cyber mission readiness for 25 Total Force units preparing for deployment environments.
- Established and led a Cybersecurity Working Group with four units and 18 personnel to identify security gaps, standardize defensive cyber practices, and improve operational procedures.
- Provided hands-on instruction in network hardening, incident detection, and security control enforcement aligned with DoD cybersecurity requirements.
Cyber Security Technician
USAF
Warner Robins
08.2017 - 01.2021
- Performed enterprise ACAS vulnerability scanning, patching, and remediation across 665 devices, securing $351M in mission infrastructure.
- Conducted deployed Defensive Cyber Operations using IDS/IPS, DLP, firewall monitoring, and log analysis to detect and mitigate threats.
- Identified malicious activity and coordinated incident response actions, providing intelligence to leadership and cyber defense partners.
- Supported cyber defense operations for 543 users, detecting 11 intrusions, tracing foreign IP activity, and coordinating with DISA to protect $30M in network assets.
- Secured communications expansion across 32 organizations in Africa, reducing 4,500 vulnerabilities and strengthening deployed cyber posture.
Skills
- Risk Management Framework (RMF)
- Assessment & Authorization Lifecycle Support
- POA&M Development And Tracking
- Xacta
- Security Systems Of Record
- NIST 800-53 Control Implementation
- STIG Compliance
- Vulnerability Remediation
- Continuous Monitoring
- ACAS
- SAP Security Oversight
- Incident Detection
- Response
Certification
- Security Plus COMPTIA (SEC+)
- DISA ACAS Assured Compliance Assessment Solution Operator
- AF IC Information Systems Security Manager (ISSM) / (ISSO) Training Course
Awards
- Cyber Warrior of the quarter 2024
- NCO of the Quarter 2022
- Team of the Quarter 2022
- Team of the Quarter 2023
- Team of the Quarter 2024
- Cyber Defense Team of the year 2024
Timeline
DevSecOps Fellowship Program
Arsiem
11.2025 - Current
Information System Security Officer/ COMSEC Manager
USAF
04.2023 - Current
Information Systems Security Officer
USAF
02.2022 - 04.2023
Cyber Security Instructor/Information Systems Security Officer
USAF
01.2021 - 03.2022
Cyber Security Technician
USAF
08.2017 - 01.2021