The Home Team Science and Technology Agency (HTX) is a statutory board under the Ministry of Home Affairs (MHA) which aims to pioneer innovation solutions and develop world class science and technology capabilities to transform and empower the Home Team in delivering safety and security for Singapore. The Mobile Core team manages and delivers enterprise communications projects. The jobholder would deliver communication capabilities and technologies to the Home Team. The jobholder is responsible for the system engineering aspects of various projects and trials within the Comms domain, identifying and evaluating technologies of interest to the Home Team.

The jobholder will be responsible for the following: • Responsible for the design of Core and Infrastructure as part of Communications domain • Strong technical knowledge in wireless communications technologies like professional mobile radio technologies, Radio Frequency (RF), 3G/4G/5G Core and expertise in telecommunications standards like 3GPP Release, ETSI Network Functions Virtualisation (NFV) Management and Network Orchestration (MANO) • Strong knowledge in end-to-end design (including security) in Core Network technologies, Service orchestration, Network Functions Virtualisation (NFV), Network Slicing (NS) • Responsible for end-to-end design (including security) of Core Network and NFVi to meet HTD’s operational needs, together with Cap sustainment • Responsible for Core Network, including conduct gathering users’ requirements, conduct market survey, trials, writing tender specifications, perform tender evaluation and implementation to ensure that the recommended solution meets HTD’s needs • Plan the near- and long-term network architecture evolution and capacity needs. Articulate architectural differences between solution methods and the challenges and approaches to integrating solutions built on different platforms. • Lead in the planning and project management of new or existing telecommunication Core Network, including technology selection, capacity planning, service rollout and service performance improvement, etc. • Lead in evaluation of tender from both a technical and commercial standpoint, and project manage the implementation of systems. • Ensure that the system is able meet the system availability required by design, and to incorporate life cycle costing (LCC) considerations and spares optimisation as part of the technical requirements. • Identify and study all the preliminary and critical design parameters, which can affect the operational and technical performance of the system. • Prepare various technical documents like the technical specifications (for tenders), system design documents, technical interface agreements, various test plans (factory acceptance, on site acceptance, etc.) and test reports. • Participate in acceptance tests like UAT, FAT, OSAT, SSAT and ensuring that the deliverables meet tender specifications. • Take charge of the System Configuration Management of the system. The job-holder controls the proper delivery of hardware and software components into the system, with proper system versioning and ensures the assets are properly updated. If delivery is meant for bug-fixing or upgrade, the job-holder has to ensure that regression testing has been done. • Assist Head, Mobile Core to ensure timely delivery of projects within the committed schedule and budget, ensuring project issues are timely resolved or escalated to management for attention. • Provide regular updates to HTX management on the project progress, highlighting project milestones, issues and expenditure. • Ensure projects are implemented based on the approved project plan that meets all identified operational needs, within agreed parameters of cost, duration and quality. • Gather users’ requirements, conduct trials, obtain budget approval, writing technical specifications, perform tender evaluation, project management and vendor management of projects • Identify potential project risks early, assess its implications to the organisation and project, recommend risk mitigating measures to minimise project delay • Effectively engage and manage all relevant stakeholders to deliver communications system • Ensure proper integration and testing of all hardware and software components so that the system is delivered according to contractual requirements • Engage stakeholders in planning, coordination, writing and presenting relevant plans related to project approvals. • Be a fast and avid learner in a changing technological landscape. • Exercise analytical and engineering skills to draw system insights and provide value add to the design and architecture of system design, implementation and life-cycle management of the system. • Be able to communicate within and across teams to foster collaborations and tighter integration in people, processes and systems. • Able to exercise leadership and innovative mindset across all phases of systems planning, development, delivery and systems management. • Work with external agencies and/or Home Team Departments (HTDs) • Perform any other duties as assigned by HTX Senior Management or Deputy Dir.

• Tertiary qualification in Electrical/Electronics Engineering, Computer Science, Information Systems or related Engineering fields • 0-3 years of relevant working experience for Engineer/Lead in a suitably sized enterprise environment and at least 8 years for Principal Engineer in a suitably sized enterprise environment. • Working experience in telecommunications industry with 4G/5G and TETRA preferred, and knowledge in standards like 3GPP, ETSI. • Strong knowledge in 5G Network Functions (NFs) • Strong knowledge in 5G related services like Network Slicing. • Knowledge on Telecommunication Core Network, IP and Mobile Data, Mobile Applications is an advantage. • Preferably relevant disciplines and professional certifications from telecommunication principal vendors/suppliers. • Knowledge on Telecommunications Mobile Network and Orchestration exposure is an advantage. • Strong planning and project management skills, with facilitation skills, problem-solving skills and organising capabilities. Project Management Professional (CITPM, PMP) or equivalent certification would be an advantage. • Strong interest in technology and innovation. • Competent, self-motivated, pro-active, dedicated and responsible as well as having the ability to work independently without the need for close supervision. All new hires are appointed on a two-year contract in the first instance and will be assessed and considered for permanent tenure over time, based on performance. As part of the shortlisting process for this role, you may be required to complete a medical declaration and/or undergo further assessment. All applicants will be updated on the status of their applications within 4 weeks upon closing of the advertisement.

HTX is the world’s first Science and Technology agency that integrates a diverse range of scientific and engineering capabilities to innovate and deliver transformative and operationally-ready solutions for homeland security. As a statutory board of the Ministry of Home Affairs and integral to the Home Team, HTX works at the forefront of science and technology to empower Singapore’s frontline of security. Our shared mission is to amplify, augment and accelerate the Home Team’s advantage and secure Singapore as the safest place on planet earth.