JOSE L. MANFREDY
The MIL Corporation
Woodbridge,VA
Work Preference
Work Type
Full TimeContract Work
Minimum Desired Compensation
$140000/yr
1
Certification
13
Years of experience
Sr. M365/Exchange Administrator with over 16 years of technical experience across federal agencies, law enforcement, and military sectors. Provided Tier-3/4 email support responsibilities for the monitoring, maintaining, and troubleshooting of M365 cloud environments including various MS Exchange on-premises email systems on separate enclaves supporting thousands of users.
Work History
System Administrator, Senior Associate
3 Years 4 Months- Earned the title of 'Engineer of the Year' from the MILCORP Operational support team for demonstrating exceptional performance and commitment to excellence.
- Leveraged M365 MS Defender Explorer and Purview eDiscovery tools providing user mailbox content searches, conduct investigations, collaboration, remediation’s and email recoveries.
- Managed service-now ticket queue for operations and maintenance (O&M) team, ensuring timely resolution of incidents and requests.
- Assigned and resolved over 3,500 incident and request related tickets for user and shared mailboxes, including outlook profiles, distribution and security groups.
- Performed monthly maintenance for 32 MS Exchange 2019 servers, including installing Windows and security updates, rebooting, testing, and verifying operational status of email services and mailbox database copies.
- Troubleshot and verified MS Azure-ad user rights, reviewed audit/sign-in logs and any email related desktop issue after M365 user migration of user and shared mailboxes to cloud.
- Scheduled, managed, and coordinated SFB 2019 and MS Exchange 2019 on-premises user and shared mailbox migrations to M365. Team successfully completed over 3,000 user migrations.
- Executed the export of more than 250 user and archived mailboxes from two overseas OFOS environment sites with LOC media shuttle, transferring over 5TB of email data to shared drives.
- Led team in supporting windows server remediation plan, coordinating with windows team to address OS-related vulnerabilities while ensuring uninterrupted email services.
Sr. Exchange Administrator
3 Months- Perform day-to-day administration, monitoring, and verifying all services are healthy for 32 (active/passive) Exchange 2019 mailbox/archive servers which are located at two separate DAG sites including SFB front-end and witness servers.
- Administered Exchange and Exchange Online environments for client teams at Insight Global, supporting seamless communication and collaboration.
- Managed mail flow, routing, and transport rules across hybrid messaging systems to optimize message delivery and compliance.
- Troubleshot mailbox access, delivery failures, and client connectivity issues.
- Conducted weekly security deletions of emails from on-premises users and shared mailboxes, maintaining tracking logs to ensure discoverability prior to purging.
Sr. Exchange/Skype/M365 Administrator
6 Years 3 Months- Responsible for managing and monitoring over 30+ SFB 2015 Front-end, Edge, Witness, Office online and SQL clustered backend virtual servers’ issues at two different replicated sites supporting over 50,000 users accounts.
- Configured and enabled unified messaging SFB enterprise voice, persistent chat, large meeting pools, and AD topology active/replication service between primary and COOP sites, ensuring two SQL CMS backend mirrored databases remained online.
- Conducted daily monitoring of SCOM 2016 and evaluated DAG health for over 25 MS Exchange 2016 (active/active) and public folders, managing 160 mailbox databases in two datacenters.
- Provided technical expertise and hands-on troubleshooting for managing over 50,000 M365 GC-High G5 licensed user accounts, groups, and shared/resource mailboxes on hybrid/on-premises physical servers.
- Daily advanced troubleshooting for M365 service health status supporting Exchange Online, Teams, SFB, AD sync, Security and Compliance Center (SCC) services status on domain configured for federation.
- Troubleshot and configured RAID-5 physical disk failures on Dell PowerEdge PERC storage controllers for email servers which restored failed mailbox database copies to healthy state.
- Completed installations of CUs and security updates, and rebooted MS Exchange 2016, SFB 2015, M365, and SQL clustered servers during monthly maintenance.
- Completed Agile SCRUM Master for entire release cycle which consists of 8 weeks of managing processes for information exchange, bi-weekly completion of work assignments, project management, and unplanned work for our government and contractors.
Sr. Exchange Administrator/Team Lead
2 Years 5 Months- Supervised, managed, and directed a staff of 12 IT professionals as Operations Team Lead supporting TIER-3 operational systems to include Citrix’s, SharePoint 2010/2013, Commvault, HBSS, SCOM, SCCM, Active Directory, DCs, Exchange 2010, LS 2013, PKI Tumbleweed Responders and field site file servers.
- Provided TIER-3/4 technical expertise supporting a total of five Active and two Passive Exchange 2010 Mailbox/CAS/Hub servers in a DAG/FSW configuration.
- Spearheaded development and implementation of Exchange disaster recovery (DR) documentation to ensure step-by-step procedures for unplanned failover and planned switchover to the alternate site.
- Supported UNICOM team by implementing Exchange CAS and IIS configuration changes with certificate authentication for ActiveSync services on newly issued blackberry Z10 mobile devices.
- Oversaw credential verification process for users requesting, revoking, and approving server certificates, ensuring compliance and security.
Education
High School
Graduated High School
Information System Technician Chief (SW), USN (Ret.)
Skills
Exchange admin
Microsoft 365 admin
Purview
Defender
Email server management
PowerShell
Active directory
Personal Information
Title: Senior Microsoft 365 Administrator
Certification
ITILv3 Foundation, MS Certified Professional (MCP), MS Certified IT Professional (MCITP) Enterprise Messaging Administrator, MS Certified Technology Specialist (MCTS) – Exchange configuration, Completed 96 Milton custom MS training: M365 Fundamentals, M365 Identity and Services, OpenAI, M365 Copilot, M365 Security: Insider risk, eDiscovery, and Auditing
SECURITY CLEARANCE:
- Public Trust, granted
- Top Secret, continued enrollment in CV
Timeline
System Administrator, Senior Associate
The MIL Corporation
06.2023 - CurrentRead More
Sr. Exchange Administrator
Insight Global
03.2023 - 06.2023Read More
Sr. Exchange/Skype/M365 Administrator
ECS
07.2016 - 10.2022Read More
Sr. Exchange Administrator/Team Lead
PHACIL
10.2013 - 03.2016Read More
High School
Read More
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