Expert IT Infrastructure & Security Engineer Available for a Project (NYC, Tri-State, Hudson Valley & Remote)

Hello! My name is Greg. I'm a seasoned IT Infrastructure and Security Engineer with 20+ years of proven success in financial services industry. I deliver efficient, cost-effective technology solutions while maintaining adequate security standards. I may be your opportunity to get a reliable IT expertise without the overhead of a full-time hire.

What Sets Me Apart

• Self-starter with can-do attitude. I take ownership and get results
• Business-focused approach. I ensure my work serves your bottom line
• Cost-conscious solutions. I maximize the value for your investment
• Security-first mindset. Protecting your business and addressing cybersecurity risks is my priority
• I genuinely care about delivering quality work

Core Services

• Cybersecurity—Security solutions for data, endpoint, identity, network, applications and workloads; vulnerability assessments; compliance (HIPAA/PCI); threat protection
• Cloud Infrastructure—AWS, GCP, Microsoft Azure migrations and optimization
• Application Migrations—Modernize and containerize apps
• IT Strategy & Architecture—Planning, project management, vendor negotiations
• Disaster Recovery—Business continuity planning and implementation
• Infrastructure Modernization—End-of-life system upgrades and migrations

Recent Success Stories

• Modernized legacy systems – Migrated applications from end-of-life servers to a scalable Docker environment
• Cloud-first financial firm – Built regulatory-compliant, productivity-focused cloud-only infrastructure
• Cloud-hosted collaboration – Migrated 100+ employee organization from Exchange on-prem to Microsoft 365, established Conditional Access Policies for secure access to productivity and collaboration tools
• Major server consolidation – Managed 200+ server migration across 4 data centers
• HIPAA/PCI compliance – Assessed for gaps and proposed remediation for 400-employee not-for-profit organization
• Global network visibility – Established security monitoring across 18 sites
• Raised employee productivity by enforcing Internet access and content filtering policy

Technology Expertise Highlights

• Cloud Platforms: AWS, GCP, Microsoft Azure
• Security Tools: various endpoint protection solutions, SIEM, vulnerability scanning solutions
• Virtualization: VMware vSphere, Docker containerization
• Networking: Cisco, Fortinet, F5, Sonicwall, Arista, VPN connectivity
• Microsoft Stack: Microsoft 365, Exchange, Entra ID, Active Directory, SQL Server
• Automation: Ansible, Puppet

Why you may choose to hire me?

• No overhead costs – Pay for only what you need
• Enterprise-level expertise – Without enterprise-level expenses
• Flexible engagement – Scale up or down based on your needs
• Proven track record – Real results in demanding industry

I would love to speak with you about your technology challenges!

Whether you need a security assessment, cloud migration, infrastructure upgrade, or ongoing IT support, I'm here to help. Reasonably priced with transparent communication and reporting throughout.

Contact Greg today – Reply with your contact info and project details and I'll respond promptly.

Professional references and detailed portfolio available upon request.

Major technologies I have a hands-on experience with

• Amazon Web Services (AWS); Google Cloud Platform (GCP); Microsoft Azure
• Microsoft Azure; Microsoft 365; Microsoft Exchange Online
• Google Apps for Business
• Microsoft Windows; Mac OS X; iOS; Red Hat, CentOS, Suse, Debian, Ubuntu Linux distributions
• Tenable Nessus; Rapid 7 Nexpose; OpenVAS vulnerability management
• Ansible and Puppet orchestration and automation
• Docker containerization
• Broadcom VMWare vSphere, SRM, View virtualization
• Microsoft Exchange, SQL, IIS; AD, Terminal, WINS, DHCP, DNS, DFS, DFSR, RRAS, PKI Services
• SAML, LDAP, Kerberos, OAUTH, RADIUS authentication and federation
• Websense Enterprise; PowerQuest Policy Authority; Akonix L7
• Cisco IronPort DLP technology
• HP Tipping Point IDS, Snort IDS/IPS, Kaspersky HIDS
• Netskope and Skyhigh Security cloud-based DLP (CASB)
• Cisco Unified Call Manager and Unity, Cisco Unified Call Manager Express and Unity Express; SIP
• Citrix XenApp, XenDesktop, XenServer, MetaFrame
• Broadcom Symantec Endpoint Protection, Enterprise Vault, IM Manager, BackupExec
• Trend Micro Deep Security; Kaspersky Endpoint Security and MDM; McAfee Endpoint Protection, ePO, EMM, DLP; Bitdefender Gravity Zone
• Marshal MailMarshal and WebMarshal
• Linux LAMP stack; Apache Web Server and Tomcat; MySQL and PostgreSQL RDBMS
• Microsoft C#.NET, VB.NET, ASP.NET, ASP, VB6, VBScript, PHP
• Splunk, Graylog, Zabbix, ELK stack, Riverbed NetProfiler log management and network monitoring
• Various trading and financial research applications
• Brocade FC switches; FC and iSCSI SANs; NAS devices
• Cisco FMC/FTD, ASA-X, ASA firewalls, Multi-Service routers, Catalyst network switches
• SSL VPN, IPSec and L2TP/IPSec VPN, PPTP VPN technology with multi-factor authentication; MPLS
• TLS/SSL and SSH secure data transports
• Fortinet, CheckPoint, Sonicwall, and Watchguard firewalls
• Arista and HP network switches; 10G and 40G Ethernet
• TCP/IP Suite of protocols
• F5 load balancers
• Dell, HP, IBM, SuperMicro server and storage hardware
• Rackspace, IBM Cloud (Softlayer), GoDaddy, Opti 9 VPS and Dedicated Hosted Server cloud technology
• Knowledge of Data Center architecture and operations