Sr Technologist, Communications Engineer

Position Summary and Location

The job purpose includes the network analysis and design, technology support, client support of the Global Data Solutions Data Network globally. The individual must be qualified at all levels of LAN and WAN, Voice, and Security technologies as per the qualifications listed in the job description. Knowledge of standard project management practices with excellent written and oral communications skills are also required.

Duties and Responsibilities

· Lead advanced configuration, testing, and troubleshooting of network equipment (Cisco routers/switches, IP telephony, CME, CUE, wireless LAN) in coordination with Project, Engineering, and Customer teams.

· Act as the highest technical escalation point within the NOC, resolving complex network, voice, and wireless issues.

· Lead technical response during high-severity (P1/P2) incidents, ensuring rapid service restoration and clear communication to stakeholders.

· Own and drive Root Cause Analysis (RCA) for major and recurring incidents, implementing long-term corrective actions to improve stability.

· Maximize network performance and reliability through proactive monitoring, trend analysis, and optimisation of alerts, thresholds, and configurations.

· Document network designs, configurations, and change requests in line with standard operating procedures to support global operations.

· Operate effectively within a 24x7 shift environment, providing flexibility and urgency when handling service-impacting escalations.

· Provide technical leadership during shifts, mentoring junior engineers and ensuring adherence to standards, processes, and best practices.

· Collaborate closely with Network Architects, Engineering, and Project teams to support delivery and continuous improvement initiatives.

· Contribute to network design reviews, global standards, and documentation for data, voice, and video services.

· Engage directly with vendors/OEM support (e.g., Cisco TAC) for advanced troubleshooting and escalations.

· Participate in project planning and delivery, ensuring operational readiness and smooth transition into support.

· Continuously develop expertise in emerging technologies and solutions to support both operations and project requirements.

· Apply excellent communication skills to interact effectively with internal teams, customers, and stakeholders.

REQUIRED

· 8+ years’ experience in network operations, engineering, or NOC environments across Data, Wireless, and Security technologies

· Experience of directly working with customer and client technical teams

· Strong experience with network monitoring and observability tools (e.g. SolarWinds, Splunk, Grafana)

· Strong working knowledge of ITIL processes (Incident, Problem, and Change Management)

· Designing wireless networks for WAN and LAN solutions

· Advanced knowledge of IPv4 and IPv6 subnetting and routing

· Experience with network security technologies (firewalls, VPNs, IDS/IPS)

· Designing global call routing on Cisco VG, CME, CUE, and CCM

· CCNA, CCNP Route & Switch / CCNP Security / CCNP Voice / CCDA / CCDP / Cisco Data Center certifications or equivalent

· ITIL Certified

· Strong analytical, troubleshooting, and communication skills

· Bachelor’s degree preferred

DESIRABLE

· Experience with automation and scripting (Python, Ansible, PowerShell)

· Familiarity with cloud networking (Azure, AWS) and SD-WAN technologies

· Experience with event correlation platforms and SIEM/SOAR tools

· Higher-level certifications (e.g. CCIE, PCNSE, JNCIP/JNCIE, cloud networking certifications)

· Experience working in mission-critical / high-availability environments

· Exposure to network performance analysis and capacity planning techniques

· Experience contributing to network design standards, architecture reviews, or technical governance

Knowledge, Skills, Abilities, and Other Characteristics

· Monitoring & troubleshooting tools such as Solarwinds, Wireshark, packet tracers

· Centralized Service Management through ServiceNow

· Switching technology fundamentals

· Routing over VSAT, 4G LTE, WiMAX, Metro-ethernet, and fiber

· Cisco Wireless VoIP, Wireless Controllers, and autonomous and lightweight Access Points

· Ability to read, analyze, and interpret general business periodicals, professional journals, technical procedures, or governmental regulations. Ability to write reports, business correspondence, and procedure manuals. Ability to effectively present information and respond to questions from group of managers, customers.

· Ability to solve practical problems and deal with a variety of concrete variables in situations where only limited standardization exists. Ability to interpret a variety of instructions furnished in written, oral, diagram, or schedule form.

· Adapts to changes in the work environment; Manages competing demands; Changes approach or method to best fit the situation; Able to deal with frequent change, delays, or unexpected events.

Expertise

· TCP/IP network protocols following the OSI model

· Cisco ASA Firewall with working knowledge of DMZ design and security best practices

· Wireless design typically gained from past experiences with the Cisco product line

· Configuring and troubleshooting GRE/IPSEC in a dynamic VPN environment

· QOS policies across the Enterprise for Data, Voice and Video solutions

· Cisco ASR, Nexus, Catalyst 6500, 2960, 2900 ISR, 4000 ISR, 819, 829, 3560, ASA and WISM product lines

· Cisco CME, CUE, SIP, SCCP, Telephony services, Voice Codecs, and Translation patterns

· Routing protocols such as EIGRP, BGP, RIPv2, OSPF, PFRv3 and static routing protocols while using IPSLA