ROGER MANNA
Syniverse Technologies
Wentzville,MO
27
years of professional experience
Network and infrastructure operations professional with 26+ years of experience in deployment, maintenance, troubleshooting, and repair across enterprise data centers, third-party colocation facilities, central offices, remote sites, and commercial environments. Hands-on expertise with switches and network appliances, singlemode and multimode fiber, copper and Cat6 cabling, fiber testing, network turn-up, critical infrastructure, hardware RMA, spare-parts inventory, and preventive maintenance. Experienced coordinating vendors and cross-functional teams and supporting production environments across North America, Europe, and Asia. Recognized for proactive problem-solving, reliable execution, and improving operational readiness.
Work History
Lead SS7 Field Operations Engineer
4 Years 9 Months- Manage daily site operations for the primary data center and coordinate deployment and lifecycle support for servers, switches, and network appliances used by SS7 and non-SS7 teams.
- Provide advanced Tier 3 engineering support to internal teams to help maintain high availability of SS7 network devices; coordinate vendor support for upgrades and system-level escalations.
- Deploy, terminate, and test single-mode and multimode fiber, coaxial, and Cat6 data cabling in accordance with company and industry standards.
- Coordinate deployment and maintenance activities at third-party colocation facilities across North America, Europe, and Asia.
- Manage end-to-end RMA operations for field-deployed hardware and components; maintain spare-parts and inventory documentation to support continuity of service.
- Track and document failure locations, manage service requests through corporate ticketing systems, and conduct weekly preventive maintenance on SS7 devices.
- Coordinate infrastructure resources and construction, including power distribution cabling, fuse panels, relay racks, and structural framework; support vendor upgrades and replacements.
- Support 24/7 production operations through off-hours maintenance, deployment surges, and on-call rotations.
ISP/OSP Technician
9 Years- Diagnosed, troubleshot, and repaired customer and network issues; installed, provisioned, tested, and maintained DS1 through OC192 services, transport equipment, and data services.
- Worked across network planning, engineering, implementation, network operations centers, management, contractors, and service providers to complete installations and resolve issues.
- Performed site surveys and used fiber scopes, optical/electrical power meters, and EXFO FTB-1 Pro test equipment for fiber characterization, system turn-up, and troubleshooting.
- Installed, terminated, and tested single-mode and multimode fiber, coaxial, and Cat6 data cabling; located fiber faults and performed restoration during service interruptions.
- Installed and maintained DC plant infrastructure, including fuse panels, rectifiers, batteries, and relay racks; performed scheduled maintenance on critical infrastructure such as HVAC, high-voltage systems, DC power plants, and generators.
- Selected for Lumen's Tiger Team supporting infrastructure rehabilitation following a natural disaster in Missouri and surrounding states.
- Managed critical spare equipment and took initiative on work beyond assigned responsibilities to improve outside-plant fiber integrity and locatability.
- Participated in 24-hour on-call rotations and performed night and weekend work to minimize impact to network and customer traffic.
Installation and Repairman
4 Years- Installed and repaired residential, small-business, and commercial broadband services, including high-speed internet, networking, and fiber-to-the-premises.
- Troubleshot voice and high-speed internet services using JDSU SmartClass Ethernet and TDR test equipment.
- Installed network and telephone cabling in small and large businesses and commercial buildings; maintained, organized, and ordered supplies for multiple supervisors and crews.
Construction Splicer / Premise Technician
9 Years- Installed, maintained, and repaired aerial, buried, and underground copper and fiber cable, building wire, and customer station equipment.
- Spliced single and ribbon fiber across a range of strand counts, from 864-count trunk cable to 6-count drops, and completed engineered network builds.
- Determined installation methods and performed construction for line extensions; installed and repaired copper T1 circuits and repeater housings using TTC T-BERD, TDR, and related test equipment.
- Installed and repaired IPTV, VoIP, and high-speed internet services using JDSU SmartClass Ethernet test equipment.
Education
- Voice Over IP and IPTV Training
- DAVAR & Net DSL Testing
- Basic Electricity / Digital Technology
High School Diploma
Skills
Data Center Operations & Deployment
Fiber Optics
Cabling & Testing
Network Turn-Up & Troubleshooting
Hardware Repair & RMA Coordination
Spares & Inventory Management
Vendor & Cross-Functional Coordination
Ticketing & Service Requests
Preventive Maintenance
Critical Infrastructure & DC Power
Site Surveys
Production / On-Call Support
Network Hardware Installation & Lifecycle Support
Timeline
Lead SS7 Field Operations Engineer
Syniverse Technologies
01.2022 - CurrentRead More
ISP/OSP Technician
Lumen Technologies
01.2013 - 01.2022Read More
Installation and Repairman
CenturyLink Communications
01.2009 - 01.2013Read More
Construction Splicer / Premise Technician
AT&T
01.2000 - 01.2009Read More
AT&T Center For Learning
from Voice Over IP and IPTV Training
Read More
Fluke Networks / AT&T
from DAVAR & Net DSL Testing
Read More
Frontline Group, Horizons Career Training
from Basic Electricity / Digital Technology
Read More
Sierra College
Read More
Placer High School
High School Diploma
Read More