Senior Operations Engineer

Job Title: Senior Operations Engineer
Contract Type: Permanent
Location: Dallas
Salary: $110k - 120k per year
Start Date: 2019-05-13 00:00:00
Reference: JN -042019-46012
Contact Name: Lee Baigent
Contact Email:
Job Published: April 10, 2019 14:41

Job Description


Operations Engineer

Travel: Up to 20%

Job Responsibilities:

  • Participating in and driving customer network design with Business Development team.
  • Collecting and validating customer network acceptance criteria for IMS based solution.
  • Reviewing product readiness and associated documentation, based upon customer requirements.
  • Compose Acceptance test plans based on the feature requirements and Solution description documents
  • Identifying and driving resolution of any shortfalls in deployed nodes.
  • Negotiating certification and deployment project plans with company and customer project management teams.
  • Technically driving overall customer acceptance activities, resolving any delays in schedule.
  • Compose Method of procedures (MOPs) for lab/production activities.
  • Install, configure and administer systems in both lab and production environments.
  • Managing lab validations and production deployment integration efforts
  • Serve as onsite support and participate in lab trials and certifications and provide subject matter expertise during integration.
  • Manage escalations, provide root cause analysis, workarounds and bug fixes for issues during integration phase.

Technical skills:

  • Interpret technical standards including 3GPP, IETF, and ITU to drive product implementation and testing.
  • Perform end-to-end call flow testing for Voice over LTE, Voice over Wifi.
  • Test interoperability and features of PDN GW - Packet Data Network Gateway, IP Multimedia System products including CSCF (P/I/S/E), IMS HSS, B/M-GCF, SBC, MRF, TAS, Voicemail, Messaging and conferencing servers.
  • In connection with such duties, utilize packet tracing tools (including IRIS Session Analyzer, Wireshark) to troubleshoot issues in the scope of deep packet inspection, latency, packet-drop, QoS, IMS interfaces (including S1, S6a, S11, SGI, CX, GM, RX, SY, GX, and GY), protocols (including TCP/IP, UDP, RTP, RTSP, ICMP, DHCP, TLS, NTP, SMTP, DNS, SIP, SDP, Diameter, HTTP, Telnet, and MIME), LTE, 1X, EVDO technologies, audio and video codecs (including AMR, AMR-WB, AMR-NB, PCMU, PCMA, and h.264), and transcoding functions (transcoders).
  • Working experience with Linux platforms is mandatory requirement.
  • Scripting (in bash/Perl/Python) ability is preferred.
  • Working knowledge of SQL commands.
  • Familiarity with distributed databases like Cassandra, Swift is preferred.
  • Familiar with IP networking concepts ( TCP, UDP, IP, VLAN, IP Subnet)
  • Familiar with Network Functions Virtualization (NFV) concepts, working experience with Openstack is preferred