Sean Carmean
Santa Barbara, California
(805) 708-9237
me@seancarmean.com
EDUCATION
B.S. Cybersecurity and Information Assurance, WGU
Certifications:
- CompTIA A+
- CompTIA Security+
- CompTIA Cybersecurity Analyst
- CompTIA Pentest
- CompTIA Project Management Professional (PMP)
- Certified Ethical Hacker (CEH)
- ITIL Cloud Security
- Cisco Routing and Switching (CCNA)
- Aruba Switching Associate (ASCA)
- EC Council Cryptography Specialist
- NetScout WLAN Design and Site Survey Specialist
- Sophos Firewall Engineer
- Datto Backup specialist
SKILLS
- 14 years of increasing Information Technology experience, with emphasis on networking.
- Advanced working knowledge of: servers and server technologies, TCP/IP Networking, automation and scripting, security, Cisco based operating systems, and wireless design.
EXPERIENCE
Enterprise role as a Network Engineer within a Fortune 100 software company.
Served on the network team for a global cloud software corporation. Served as the primary engineer for network development operations and automation. Responsible for internal and cloud environment network support, including scoping, design, and implementation of solutions. Duties include advanced support for a large (10,000+) employee network, and a multi datacenter public cloud infrastructure. Primarily Cisco and Palo Alto technologies.
Technical duties include:
- Automation/Code/Programming: Responsible for architecture, configuration, and support of network development operations (NetDevOps). Includes backend and frontend management of network tools. Includes infrastructure as code (IAC) development and tooling, primarily in Python, utilizing frameworks and systems such as Netbox, nornir, and Flask (Django-like). I created models of operation, programs, and tools to expand capabilities of systems and empower end users.
- Firewall management: Installing, configuring, troubleshooting, and maintaining Palo Alto firewall hardware and software for very large internal and external user groups. Includes the entire stack of available technology.
- Route/switch: Installing, configuring, troubleshooting, and maintaining large network infrastructure.
- Wireless: Supporting large (1000+) AP installations and configurations. Utilized advanced wireless concepts from Meraki.
The Systems Engineer position is a seasoned veteran in the field with a track record of providing excellent enterprise-level support.
Served as a point of escalation for the Technical Support team as Lanspeed, a managed IT service provider. Responsible for assessment, onboarding, and management of small to large businesses. Duties include advanced technical support involving diagnosing and solving problems related to hardware, software, and networks. Responsible for project work involving planning and organizing technical projects from conception to completion, and maintaining project schedules and costs through regular monitoring, coordination, and problem solving. Primary vendors used include Microsoft, Sophos, Aruba, and Datto. Most aspects are customer facing or customer involved. Customers include local government and private businesses.
Technical duties include:
- Firewall management: Installing, configuring, troubleshooting, and maintaining firewall hardware and software, primarily Sophos, followed by Palo Alto and Fortigate. Significant remote access (VPN) involvement utilizing IPSec, SSL, and GRE technologies.
- Servers: Installing, configuring, troubleshooting, and maintaining server infrastructure. Includes Active Directory systems, Exchange systems, and VMware environments.
- Cloud systems: Administration and management of cloud infrastructure, primarily Microsoft 365 suite and Azure.
- Business Continuity: Maintaining and utilizing continuity devices as needed, primarily Datto devices.
- Wireless: Supporting small (2-3 AP) to large (1000+) AP installations and configurations. Utilized advanced wireless concepts from Aruba.
- Security: Handled day to day security including endpoint protection, firewall policy and protection, IPS/IDS, and policy. Participated in security audits, policy, and remediation. Responsible for guiding many businesses security practices and responding to evolving cybersecurity threats.
Role of significant responsibility as a Network Administrator for Impulse, an internet service provider, in the Network Operations Center (NOC).
Served as a point of escalation for the Technical Assistance Center (support) team. Network Operations Center (NOC) duties include assessing and responding to escalated issues, designing and configuring network solutions for customers, troubleshooting of existing engineering issues, and maintaining/monitoring existing wide-area-network (WAN) infrastructure. Coordination of voice services and solutions alongside network infrastructure.
Project duties include communication and preparation work prior to providing deliverables, performing project-specific work in accordance with project scope, and accurate project assessment and reporting following project completion.
Responsible for engaging with customers on site and accurately determining customer needs, while working with multiple third party LAN and cabling providers. Includes conference meetings with customers, advisory roles, and working with ticketing and project management systems.
Technical work revolving around networking configuration, WAN networking, troubleshooting, and network architecture. Networking responsibilities include but are not limited to:
- Telecom & Voice technologies: SIP, PRI, PBX systems.
- Switching: Layer 2 configuration, troubleshooting, and implementation within a large-scale network.
- Routing: Adtran and Cisco series router (x800, x900, ISR4K, ASR) configuration, troubleshooting, and implementation within a network.
- WAN technologies: Infrastructure, installation, and support of wide area network circuits.
- Wireless: configuration, troubleshooting, and infrastructure design. Includes all wireless technologies and practices such as physical site surveys.
- Facilities: Central Office maintenance, Co-Location management, datacenter management, AC, UPS, generator maintenance.
Additional Information:
Responsible for monitoring and responding to network alerts and situations.
Participated in on-call rotation for general support and emergency situations.
Dynamic role within Curvature professional services team as an engineer.
Responsible for delivering consistent quality solutions on site directly to the customer. Duties include communication and preparation work prior to providing deliverables, performing work specific to project in accordance with project scope, and accurate project assessment and reporting following project completion.
Responsible for engaging with customers on site, handling frequent travel to remote locations and acting as a liaison for Curvature, 50-80% time spent traveling, including hazardous and industrial locations.
Technical work revolving around networking configuration, server configuration, troubleshooting, and network architecture. Networking responsibilities include:
- Networking and IT technologies: examples include but are not limited to: DNS, DHCP, TCP/IP, IPv4, IPv6, MAC and IP addressing, subnetting, VLSM and CIDR, and VPNs.
- Switching: Configuration, troubleshooting, and implementation within a network. Includes but is not limited to: Switching configuration such as STP (MSTP, PVST, etc.), VTP, VLANs, Trunking, VSS, POE, Link Aggregation (LACP, PAGP), Layer 3 Switching, and all encompassing technologies.
- Routing: Configuration, troubleshooting, and implementation within a network. Includes but is not limited to: routing configuration such as RIP, OSPF, EIGRP, HSRP and High Availability, and all encompassing technologies.
- Wireless: configuration, troubleshooting, and infrastructure design. Includes all wireless technologies and practices such as site surveys (active, passive, predictive, AP on a stick, spectrum), Interference, Channel Allocation, Power Design, Gain, Antenna Design. Implemented large (30-100 access point) infrastructures in many locations, including industrial warehousing and office space. Includes Cisco, Ruckus, Aruba, and other wireless vendors in troubleshooting and surveying. Proficient in survey tools including AirMagnet and Ekahau.
- Hardware: Extensive product knowledge of all Cisco production lines.
- Network design in conjunction with other specialties, including Servers, Storage, Virtualization, and Security.
Added responsibility of Sales Engineering for Curvature, responsible for guiding customers through network product knowledge, creating solutions for customers based on current and future needs, and assisting sales teams as a technical advisor. Includes conference meetings with customers, advisory roles, and working with ticketing systems.
Accomplishments
- Excelled in dynamic and variable projects including wireless deployment and datacenter migration. Implemented large scale WiFi deployments in variable environments, replacing existing production equipment.
- Trusted with sensitive customer information, travel responsibilities, and working in secure facilities.
- Maintained high quality of work and met customer demands while in remote locations.
- Created and maintained practices and standards that are in use by Curvature Professional Services in the fields of reporting, technical engineering, and research and development.
A fast paced and dynamic environment with customer focused job duties that require interaction with sales teams and communication with non-technical personnel.
Responsible for testing and configuration of mid-range and high end Cisco networking equipment, while meeting deadlines. Duties include accurately diagnosing hardware and network issues, configuring hardware to customer specifications, and working with sales teams.
Technical work revolving around hardware (all Cisco product lines) and troubleshooting. Process of testing includes but is not limited to: inspection, complete system testing of POST, POE controllers, connectivity, authenticity, fans, ports, software, and all other components of the system. Worked on all Cisco switches, routers, firewalls, access points, controllers, and all encompassing hardware technologies: e.g cabling, power, ESD compliance, etc.
Responsible for the troubleshooting of hardware, software, and networking infrastructure issues.
Used Oracle and software tools to work with inventory and product information.
Accomplishments
- Introduced software and control systems to improve operations.
- Implementation of new testing procedures for high end devices.
- Incorporated scripting and procedure automation to work flows.
- Maintained high quality of work in a fast paced environment.