Lynnella R. Artimisi
Winfield,MO
Summary
Cybersecurity professional with 19 years of experience in enhancing cyber defense and risk management across various sectors. Skilled in translating complex specifications into actionable strategies that drive team performance. Holds a TS /SCI (prior polygraph) clearance and certifications in GCIH, GSTRT, Security+, and Linux+. Dedicated to ethical practices and promoting collaboration across organizational functions.
Overview
20
20
years of professional experience
Work History
Cybersecurity Manager
THE BOEING COMPANY
06.2022 - Current
- Leads teams of up to 50 cybersecurity professionals, directing security operations, technical execution, and policy compliance across the full Risk Management Framework (RMF) lifecycle to ensure alignment with enterprise risk posture and inspection readiness.
- Drives process improvements that enhance inspection readiness, mature RMF control implementation, and expand Continuous Monitoring (CONMON) capabilities, strengthening collaboration with internal stakeholders—including Program Management and Senior Leadership—and external stakeholders such as Government Customers and Security Control Assessors (SCAs).
- Leads cross‑functional teams through collaborative problem solving, cultivating a supportive environment that prioritizes mentorship, professional growth, and shared accountability, resulting in stronger workforce capability and a more resilient cybersecurity posture.
- Plans and executes internal and third‑party audits to evaluate compliance with security policies, RMF control families, and applicable DoW cybersecurity standards, identifying gaps and driving corrective actions.
- Supports system networks and programs in accordance with the National Industrial Security Program Operating Manual (NISPOM), the DCSA Assessment and Authorization Guide (DAAG), the Joint Special Access Program Implementation Guide (JSIG), and applicable NIST Special Publication (SP) 800‑series guidance, ensuring alignment with current DoW cybersecurity governance and assessment criteria.
Information Systems Security Officer
THE BOEING COMPANY
03.2020 - 06.2022
- Implemented RMF processes for system development and maintenance, ensuring compliance of System Security Plans (SSPs) with NISPOM, DSS Assessment and Authorization Process Manual (DAAPM), and DCSA requirements.
- Collaborated with Program, IT, and security stakeholders to maintain accurate and compliant SSP documentation for assigned Areas of Responsibility (AoRs) and to support timely submission to the Authorizing Official.
- Planned and conducted internal and third-party audits for compliance with security policies and standards, providing Security Assessment Reports (SARs) and implementing corrective actions to prevent security violations.
- Enhanced system security posture by integrating new software, resolving system errors, managing user access, and driving continuous improvement across security operations.
- Mentored team members and developed training materials and standard processes to enhance NISP workflows and support workforce development.
Cyber Network Defense Manager
JFHQ-DODIN, CYBER PROTECTION TEAM 95 (USMC)
10.2016 - 03.2020
- Led team of 15 personnel in support of Marine Corps Cyber Protection Team missions, ensuring accurate reporting to JFHQ‑DODIN and successful execution of critical objectives.
- Identified mission‑critical cyber key terrain across Department of Defense organizations and recommended security implementations aligned with mission priorities, strengthening protection of enterprise‑level networks.
- Developed and standardized organizational guidance by managing creation of 7 Standard Operating Procedures (SOPs) and 2 Quick Reference materials, while overseeing financial authorizations for mission travel to maintain compliance and readiness.
- Collaborated with senior leadership to identify organizational gaps and streamline processes, enhancing operational effectiveness through coordinated briefs, working groups, and mission planning.
Functional Analyst
AERMOR LLC
12.2015 - 10.2016
- Facilitated Sensitive Compartmented Information (SCI) and IC‑ITE transition through data collection, strategic planning, and requirements analysis, aligning with Intelligence Community and Department of Defense standards.
- Provided industry best practice guidance for IT cloud implementation and sustainment, strengthening enterprise capabilities and ensuring interoperability across Intelligence Community architecture and systems.
- Conducted gap analyses and developed briefs in collaboration with NAVIFOR and cross‑functional stakeholders, informing leadership on operational improvements to address organizational needs.
Incident Handling Training and Exercise Specialist
US NAVY
05.2015 - 11.2015
- Delivered 411 hours of instruction and On‑the‑Job Training (OJT) to 86 personnel, strengthening the team’s proficiency in handling incident response tickets for the Navy’s Cyber Security Service Provider (CSSP).
- Developed and standardized operational guidance through creation of 4 SOPs and 2 Temporary Standing Orders (TSOs), ensuring consistent handling of unique situational tickets for emerging exploits and vulnerabilities.
- Conducted internal readiness drills across 5 watch sections, validating procedural knowledge and assessing effectiveness of SOPs.
Incident Handling Leading Mission Manager
US NAVY
07.2012 - 05.2015
- Led mitigation efforts for 320 high‑priority incidents during a critical Navy‑wide compromise, providing guidance and oversight to ensure timely and effective response actions.
- Supervised and directed 56-person watch floor, ensuring effective ticket creation, tracking, and resolution, which led to closure of 4,038 help desk tickets.
- Briefed senior leadership on incident trends, ticket status, and operational performance, enhancing decision-making and situational awareness.
Network Administrator / Work Center Supervisor
US NAVY
11.2006 - 06.2012
- Led 12-person team across two work centers, assigning tasks and developing monthly training plans that achieved 43 trainings, 5 advancements, and maintained 100% divisional operability.
- Trained and qualified 13 personnel while managing Microsoft Windows Server 2003 and XP systems for 298 users and conducting UNIX server backups to ensure system reliability.
- Delivered Tier 1 technical support by performing software installations, replacing cabling, investigating network anomalies, and mitigating failures within the shipboard network environment.
Education
Master of Science - Leadership in Homeland Security & Emergency Management
Grand Canyon University
04-2026
Master of Science - Cybersecurity
Excelsior University
08-2017
Bachelor of Science - Business: Management Information Systems
Excelsior University
07-2015
Associate of Applied Science - Technical Studies
Excelsior University
06-2011
Skills
- Incident Response
- Risk Assessment
- Security Auditing
- RMF Implementation
- Incident Management
- Policy Compliance
- Team Leadership
- Team Coordination
- Stakeholder Engagement
- Problem-Solving
- Task Prioritization
- Client Engagement
Timeline
Cybersecurity Manager
THE BOEING COMPANY
06.2022 - Current
Information Systems Security Officer
THE BOEING COMPANY
03.2020 - 06.2022
Cyber Network Defense Manager
JFHQ-DODIN, CYBER PROTECTION TEAM 95 (USMC)
10.2016 - 03.2020
Functional Analyst
AERMOR LLC
12.2015 - 10.2016
Incident Handling Training and Exercise Specialist
US NAVY
05.2015 - 11.2015
Incident Handling Leading Mission Manager
US NAVY
07.2012 - 05.2015
Network Administrator / Work Center Supervisor
US NAVY
11.2006 - 06.2012
Master of Science - Leadership in Homeland Security & Emergency Management
Grand Canyon University
Master of Science - Cybersecurity
Excelsior University
Bachelor of Science - Business: Management Information Systems
Excelsior University
Associate of Applied Science - Technical Studies
Excelsior University