А1 България ЕАД

DOCSIS Engineer- София
You will be accountable for:
To support, consult, collaborate and work effectively across national boundaries focus on Docsis network;
Executing investigations, feasibility studies and surveys into the cable access network evolution (CCAP, remote architecture, Docsis 3.1, DOCSIS 4.0, FDD, FDX, ESD, Low Latency DOCSIS);
Analysis and network modeling involving DOCSIS & Access Technology based platforms;
Responsible for the day-to-day Access Network system operation with concentration on metrics data collection, analysis, reporting, tools and solutions development, systems integration and operational support;
To perform designing, configuring, deploying Cisco equipment and network and software updates / upgrades;
To resolve technical escalations related to the E2E DOCSIS network;
To diagnose and correct IP routing or RF signaling issues in a live network;
To optimize Physical Node Split and Coaxial Re-balancing Designs including power remediations for Transit and Capacity Deployment;
To work with DOCSIS Solutions, modulation profile, etc.;
To work with CCAP and other developing standards;
To work with TFTP, TOD, CM files, service flows and other related provisioning elements.

You will need to have some of the following skills:
Minumum 5 years of experience with Cisco CMTS design, configuration, and troubleshooting;
Certifications: Cisco CCNA, CCNP, CCIE, SCTE DOCSIS Engineering Professional;
Must have solid Network design skills, with strong knowledge of networking fundamentals, network availability and capacity planning, experience is required in the following areas: physical, data-link and network protocols and architectures; routers, firewalls and switches; system load balancing and redundant system architecture;
Advanced knowledge level of ISP, OSP / HFC components and RF network design - RF parameters and signal flows (frequency, power-level, modulation methods, etc.), Analogue Optical Transmission, Optical Nodes, Active Devices and Passive Devices;
Solid knowledge and experience supporting Cisco cBR8, ubr10K - I-CMTS, M-CMTS, RFGW10 platforms, DAA architecture, Cisco IOS-XE and IOS Software;
Familiarity with Unix Shell and Cisco like CLI for configuration is a must;
Advanced knowledge of related industry specifications and standards IEEE, ANSI, Fiber (Multimode, Single mode, UTP, etc.), Bridging, Switching, Routing, Ethernet, DOCSIS, RF technology, and Transport technologies and protocols;
Solid knowledge and experience of IPv4, IPv6, IPv4/IPv6 Dual stack, Prefix-delegation, DS Lite, TCP/IP, UDP/IP, RIP, RIPv2, BGP, OSPF, MPLS, ISIS, EIGRP, QoS, IP SLAs, Cisco PNR DHCP, ISC DHCP, DACS, NTP, ToD, TFTP, PTP, DNS/ENUM, TFTP, SIP, MGCP, H.248, TLS, XMPP, SMTP, RTCP, RTP, DSCP/TOS, SCTP, YANG, NetConf, SNMP, IPDR, TR-069, PIM, eCM’s, eMTA’s, MoCA, etc.;
Strong familiarity with SDN, NFV, DOCSIS 2.0/3.0/3.1, HFC/CATV, RFoG, RF Overlay, CCAP, DAA, OFDM/OFDMA, QAM, R-PHY/PON/FTTx, Spanning bonding groups over DOCSIS 3.0 and DOCSIS 3.1 (4K QAM) carriers, PHY-MAC convergence, OSSI, MULPI, PNM, Modulation profiles, Pre-equalization, MER, BER, LDPC, constellation, CMTS-CM interaction including ranging, registration, scheduling, channel bonding, load balancing, BPI, etc.;
Experience in CPE/Networks technology industry (STB, Residential Gateway, WiFi router etc.);
Experience developing test scripts that interface with network equipment using SNMP MIBs;
Excellent communication skills to interact with and assist various levels within customer organization. Must have excellent written, oral communication and listening skills.
Considered as Advantage is, if you have:
Solid knowledge of DOCSIS 4.0, FDD, FDX, ESD, Low Latency DOCSIS will be a serious plus.

Our best candidates are:
Self-starter capable of working independently or as part of a larger team;
Self-motivated with solid knowledge and collaboration skills;
Has a systematic, disciplined, and analytical approach to problem solving.
Apply now!

For any further questions, please contact Plamen Vasilev
Изисквания към кандидата
Образование: Бакалавър

Езикови познания:

Трудов опит:
С професионален опит над 3 г.

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Населено място:
Гр. София
ул. Кукуш 1
А1 България ЕАД
Фирма/Организация Директно търсеща служители
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