Jamie Seveur
Washington,DC
Summary
Skilled IT professional with over 3 years hands-on experience in system administration, cybersecurity, technical support, and DoD environments. Known for independently running the Service Desk supporting more than 600 personnel, as well as statewide inspections and politically sensitive missions. Strong background in Identity and Access Management, vulnerability assessments, endpoint security, and troubleshooting complex IT issues. Proven ability to lead teams, optimize workflows, and provide reliable support during mission-critical operations. Seeking to advance in cybersecurity with strengths in network security, ethical hacking, and incident response.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Lead IT Technician & System Admin
D.C. National Guard
Washington, DC
12.2023 - Current
- Applied STIGs and implemented security controls across 450+ devices, 2 servers, and 30 executive systems, conducting weekly compliance reviews. Reduced CAT I and CAT II findings significantly, contributing to a 15 percent increase in the district’s overall compliance rating.
- Managed daily patching, firewall updates, and Group Policy corrections for executive and distributed endpoints, maintaining a consistent 99 percent compliance rate for more than two years.
- Ran daily ACAS vulnerability scans in coordination with the cybersecurity team across 300 to 400 devices per scan, enabling remediation of 80+ vulnerabilities and improving overall readiness for inspections.
- Administer user access for more than 1500 DoD personnel using effective IAM practices.
- Reimaged and deployed more than 200 devices in one week through workflow improvements and training.
- Provided Tier II–III support and direct executive-level troubleshooting for workstations, mobile devices, printers, and conferencing systems.
- Trained and mentored Service Desk soldiers, enabling them to perform efficient reimaging, ticket processing, and mission support tasks.
- Developed mobile DAC tracking tools including kiosk-imaged laptops, guides, and digital hand receipts.
- Created and maintained device and asset tracking systems for mission equipment.
- Updated and authored SOPs for onboarding, ticketing, and Service Desk operations.
- Ran the Service Desk independently supporting more than 600 personnel during statewide inspections and politically sensitive missions.
Cybersecurity Intern
Sedulous Consulting Services
Quantico, VA
11.2021 - 11.2022
- Conducted network analysis using Nmap and Wireshark to identify system vulnerabilities.
- Managed security patches and system maintenance for more than 90 percent of workstations using remote access tools.
- Secured file-sharing servers and supported account management tasks.
- Implemented security measures to protect sensitive information during meetings and data transfers.
- Provided remote troubleshooting for hardware, software, and network issues.
- Managed hardware assets and employee accounts for more than 80 users through SharePoint.
- Enhanced physical security by improving access controls and monitoring procedures.
Education
CCI NoVa Cybersecurity Professional Certificate -
George Mason University
Information Technology Certificate -
NPower Cyber Program
Skills
Technical skills
- Operating Systems: Windows, Linux, macOS
- Network Protocols: TCP/IP, DNS, DHCP, SMTP, SNMP
- Security Tools: ACAS, Wireshark, Trellix, Nessus, Metasploit, Nmap
- Systems Management: Active Directory, Group Policy, SCCM
- Programming Languages: Python, PowerShell, Bash
- Cloud Platforms: AWS, Azure
- Virtualization: VMware, Hyper-V
- Incident Response & Forensics: EnCase, FTK, STIGs
Affiliations
SECRET LEVEL CLEARANCE
Accomplishments
1. Day one of a top-priority organization=wide project, VIP’s primary and alternate workstation failed simultaneously, disrupting mission-critical operations.
2. Performed rapid response, deployed a secure temporary laptop, and restored the VIPs workstations within the hour through firewall compliance checks and a domain authentication configuration update.
3. I remained embedded with the VIP’s team for 7 days, delivering hands-on technical support to maintain thorough monitoring and quick response for workstations, mobile devices, printers, and conferencing systems.
4. Successfully resolved a persistent group policy conflict that blocked conferencing equipment use, preventing future disruptions to executive-level communications
Result: Restored executive confidence in IT team, ensured zero loss of mission-critical productivity, and improved long-term end security compliance for executive devices.
Certification
CompTIA Security+
1.
DoD Cyber Workforce Framework (DCWF) Windows Systems Administrator
2.
CompTIA Cybersecurity Analyst+ Course Certificate
3.
Cyber Bytes Academy CompTIA Sec+ Course Certificate
4.
Cyber Bytes Academy CompTIA A+ Course Certificate
5.
Cyber Bytes Academy CompTIA Net+ Course Certificate
References
References available upon request.
Timeline
Lead IT Technician & System Admin
D.C. National Guard
12.2023 - Current
Cybersecurity Intern
Sedulous Consulting Services
11.2021 - 11.2022
CCI NoVa Cybersecurity Professional Certificate -
George Mason University
Information Technology Certificate -
NPower Cyber Program