Responsible for the configuration, maintenance, administration and operations of Comcast's residential and commercial IP voice and messaging systems.
Prioritize critical issues, resources, patches, loads and proactively update patches and drivers.
Work with 3rd party, peering points, vendors on break/fix scenarios.
Self Initiative with demonstrated ability to proactively identify and drive issues through closure including diagnostics, routine peripheral fixes, independent action, communication, and engagement of fix agencies.
Ability to leverage applicable tools and troubleshooting skills.
Provide review and input to new technical requirements.
Ability to continuously learn and apply knowledge.
Participate directly in testing on an as-needed basis to prepare for system upgrades and perform troubleshooting or other work.
Ability to participate with initial new product/service deployments with more senior Engineers then independently drive future activities.
Strong written/verbal communications skills - clear, concise, accurate communications during outage conditions articulating impact, steps being taken to restore, updates, etc. Active participant and contributor to conference bridges.
Understanding of the holistic network/systems/service environment, how services flow across the environment from an end to end perspective, inter/intra element and service dependencies.
Execute detailed test plans confirming service states pre and post maintenance.
Ability to work individually and as part of a team.
Mentor, lead, assist, and instruct junior members, CARE/NCAR, LMC personnel, and local provisioning teams to ensure timely and effective fault detection, outage correlation, ticketing and notifications for all network detected outages.
Suggest process and operational improvements.
Analyze chronic network related problems to isolate root cause then recommend and implement approved solutions.
Oversee TTS queues to ensure accurate queue assignments, ticket compliance, proper follow through, and escalations.
Identify opportunities and drive necessary enhancements into the products/platforms to improve the production environment and to stabilize technology.
Proficiency in core technologies, services, and relationships.
Ability to understand the ecosystem supporting edge centric services, effectively and efficiently identify and troubleshoot issues impacting service, and implementation of routine fixes across the elements. Familiarity with more than 75% of the following with expertise in more than 30 % of sub-set of areas:
UNIX and Linux System Administration such as RedHat and Sun Solaris.
Shell and PERL scripting.
Web servers such as Apache, JBoss or BEA WebLogic.
Java, JavaScript, XML, directory structures, and storage area networks.
Brocade and EMC.
Voice over IP Network components (i.e. PSTN, Transport, Soft Switch, Wide Area Network, CMTS, routers, HFC Network, CPE devices, etc).
Features and services provided at the edge of the network (ie. voice - *69, CID, CWID, 800/866, etc, Video - VOD, add splicing, CID-TV, etc)
Signaling and Communication protocols (i.e. DOCSIS, NCS/MGCP, COPS, SIGTRAN, SS7, SIP) as well as basic understanding of the OSI model.
Digital Video (i.e. MPEG2, MPEG4, OCAP, etc), Hybrid Fiber Coax (HFC), and Modulations used (i.e. QAM, QPSK, etc).
Device and IP provisioning (Bedrock, DHCP, DDNS, BACC, etc)
TiVO, Switched digital, OCAP/DSG, etc.
Operating Systems (i.e. Solaris, Linux, etc).
Internet protocols and interior/exterior routing protocols (e.g. ARP, IP, TCP, ISIS, BGP, OSPF, SNMP & DHCP).
IP Traffic mitigation and traffic analysis
QoS markings in support of VoIP, Multicast, and other services.
Voicemail related messaging platforms (Avaya, IP Unity, OpenWave, etc).
Network monitoring & management systems (e.g. MRTG, Netcontrol, SevOne, Spectrum).
Familiar with Network Operations Center Processes and Procedures.
Examples of routine of proactive and reactive repair activity includes, but is not limited to:
Participate in all efforts associated with the Oracle databases of IP Messaging Systems doing performance analysis, optimization, standardization, building or integrating reporting, monitoring and day to day operations in two geographically-diverse datacenters.
Perform application software upgrades, including Veritas Cluster Server, Oracle, Openwave Voicemail system components (incl. LDAP, MTA, Mailstore, SIP proxy) and Cantata Media Server.
Help maintain EMC DMX SAN.
Assist in the Operations Readiness Acceptance of on-going capacity augmentations, implementing network designs, deploying new systems and software.
Perform Solaris and Red Hat Linux OS upgrades.
CDV circuit, CICs, internal and external trunking issues.
Proactive and reactive diagnostics and routine fixes across edge centric elements such as Cisco (BTS, MGX, ITP, RPM, VXSM, VISM, STP), Cedar Point (Safari, Safari View), eMTA (Arris, Thomson, Cisco/SA, Motorola), SIP related elements (ENUM edge, ENUM, SBC, SRP), TiVO, Switched Digital, OCAP/DSG, etc.
Leading and managing ILEC, CLEC, 3rd party, Long distance, PSTN, interconnects, and vendors to resolve service issues to include routing and translations, network & trunking, identification opportunities for improvement, and overall improvement the production environment
Leveraging tools to proactively identify issues as well as confirmation of fixes (Agilent NGN/QoS, Minacom, DA3400, 8632, Empirix, Centest, etc)
Basic configuration of IP devices with particular focus on Cisco (BTS, MGX, ITP, RPM, etc), Cedar Point Safari, Class 4 and 5 networks, SIP related elements (ENUM, ENUM edge, SRP, SBC), etc.
Knowledge of the overall ecosystem with the ability engage and lead other organizations.
Other duties as assigned.
Breadth: Familiarity across multiple technologies with high level understanding of inter and intra element and service dependencies.
Depth: Ability to diagnose issues, identification of elements, takes actions to correct routine issues across elements.
Use of OSI Model and other troubleshooting practices to frame potential issues.
Required Skills: Associate degree or beyond preferred in Engineering, Information Systems, or Computer Science or relevant 5 years+ experience in a high performing service focused NOC environment/industry. CCNA, CCIP, Red Hat, UNIX, Solaris and other applicable certifications a plus.