58 Wireless Network Optimization jobs in Singapore

Professional are responsible for identifying, analysing, and relating business
demands. Your respnsibilities include aligning priorities, planning and actions
to the overall business objectives. And involve business stakeholders. You will
share and communicate knowledge and innovation. You have knowledge of
the fundamentals of the Semco business model and the value chain.

Assist the Project Manager / Lead Engineer in smooth running and
implementation of the project

Key tasks & Responsibilities:
• Technical compliance with customer specifications
• Ensure proper checking/approvals are always done
• Preparation of project specifications according to customer requirements
• Prepare preliminary drawings to customer
• Preparation of block diagrams and project-related calculations, etc.
• Review vendor bids technically and take part in vendor selection
• Review vendor document submission
• Effectively communicate to customer and vendor to ensure system proposed
meets customers’ expectations
• Coordinate with other systems/packages to ensure system interfaces are
addressed
Main tasks & responsibility:
• Design
• Preparation of drawings
• Preparation of specifications for procurement of equipment
• Develop detailed system design with diagrams and schematics.
• Selection of telecom equipment
• Develop bulk material listings
• Provide input for preparation of selected reports, weight, equipment list,
function and fabrication / installation
• Coordination with other disciplines
• Professional responsibility
Main principal duties:
• Participate in all engineering phases:(Feasibility, Concept, FEED, Detailed
design)
• Understand and interpret requirements from customers and authorities.
• Clarify design certification with customers and 3rd party.
Minor tasks & responsibility:
• Participation in customer visits
• Participation in technical project meetings
• Occasionally take part in quatation and sales, commissioning activities

We are looking for individuals with the following qualifications and experience:

Education: Completed Bachelor's Degree in Telecommunications, Electrical & Electronics Engineering, Computer Engineering, or IT is required

Personal Qualities:

• Excellent analytical and problem-solving skills.
• Strong attention to detail and organizational skills.
• Team player with a positive and proactive attitude.
• Excellent communication and interpersonal skills (written and spoken English).
• Ability to work independently and as part of a team.

Professional are responsible for identifying, analysing, and relating business demands. Your responsibilities include aligning priorities, planning and actions to the overall business objectives. And involve business stakeholders. You will share and communicate knowledge and innovation. You have knowledge of the fundamentals of the Semco business model and the value chain.

Assist the Project Manager / Lead Engineer in smooth running and implementation of the project

Main tasks/areas of responsibility:
• Design of telecommunication system (Radio Communication System, Security System, Navigation Aids, Wired Communication)
• Preparation of drawings
• Preparation of specifications for procurement of equipment
• Develop detailed system design with diagrams and schematics.
• Selection of telecom equipment
• Develop bulk material listings
• Provide input for preparation of selected reports, weight, equipment list,
function and fabrication / installation
• Coordination with other disciplines
• Professional responsibility

Main principal duties:
• Participate in all engineering phases:
• Feasibility
• Concept
• Feed
• Detailed
• Understand and interpret requirements from customers and authorities.
• Clarify design certification with customers and 3rd party.

Minor tasks/areas of responsibility:
• Participation in customer visits and –contact
• Participation in technical project meetings

System Knowledge (Must have experience in at lease one of the following categories):
1. Radio Communication Systems : GMDSS, Microwave Radio, SCADA Radio, Trunked Radio, Crane Radio, Radio Dispatch, Satellite Phone

2. Security Systems: Access Control, CCTV, Intrusion Detection, PABX (VoIP), Person On Board (POB)

3. Navigation Aids: Radar, ECDIS, Auto Pilot, AIS, DGPS, LRIT, Compass, Echo Sounder, Speed Log, VDR, Navigation & Obstruction Lights, RACON, Fog Horn, BNWAS, VSAT, Entertainment System, EMS

4. Wired Communication: PAGA, Page Party, Talk Back, Smart Series, Driller, PABX (Analog), Sound-Powered Phone System

We are looking for individuals with the following qualifications and experience:

Education: Bachelor's Degree in Telecommunications, Electrical & Electronics Engineering, Computer Engineering, or IT is required

Personal Qualities:

• Prefer experience in relevant industry such as oil & gas, marine, shipyard, petrochemical, power plant is a MUST
• Able to lead a team of telecom engineer/junior telecom engineer to meet various project schedule, customer expectation
• Excellent analytical and problem-solving skills.
• Strong attention to detail and organizational skills.
• Team player with a positive and proactive attitude.
• Excellent communication and interpersonal skills (written and spoken English).
• Ability to work independently and as part of a team.

• Good Knowledge of GSM/UMTS/LTE Networks and Call flows
• Solution design & Implementation of IPTel Core Network Elements including SBC/MRF etc.
• IMS Solution Integration.
• Expertise in Open Stack / Kubernetes / CNF deployments
• Strong understanding of Mobile Networks (3G, 4G & 5G).
• Experience of installing IMS Node and related Software on commissioned hardware
• Experience in Cloud + Virtualization and VNF Deployments

Overview
Professionals are responsible for identifying, analysing, and relating business demands. Responsibilities include aligning priorities, planning and actions to the overall business objectives and involving business stakeholders. You will share and communicate knowledge and innovation. You should have knowledge of the fundamentals of the Semco business model and the value chain.
Main tasks/areas of responsibility
Assist the Project Manager / Lead Engineer in smooth running and implementation of the project
Design of telecommunication system (Radio Communication System, Security System, Navigation Aids, Wired Communication)
Preparation of drawings
Preparation of specifications for procurement of equipment
Develop detailed system design with diagrams and schematics
Selection of telecom equipment
Develop bulk material listings
Provide input for preparation of selected reports, weight, equipment list, function and fabrication / installation
Coordination with other disciplines
Professional responsibility
Main principal duties
Participate in all engineering phases: Feasibility, Concept, Feed, Detailed
Understand and interpret requirements from customers and authorities
Clarify design certification with customers and 3rd party
Minor tasks/areas of responsibility
Participation in customer visits and –contact
Participation in technical project meetings
System Knowledge (Must have experience in at least one of the following categories):
1. Radio Communication Systems : GMDSS, Microwave Radio, SCADA Radio, Trunked Radio, Crane Radio, Radio Dispatch, Satellite Phone

• Security Systems:
  Access Control, CCTV, Intrusion Detection, PABX (VoIP), Person On Board (POB)
• Navigation Aids:
  Radar, ECDIS, Auto Pilot, AIS, DGPS, LRIT, Compass, Echo Sounder, Speed Log, VDR, Navigation & Obstruction Lights, RACON, Fog Horn, BNWAS, VSAT, Entertainment System, EMS
• Wired Communication:
  PAGA, Page Party, Talk Back, Smart Series, Driller, PABX (Analog), Sound-Powered Phone System

Qualifications and experience
Education:
Bachelor’s Degree in Telecommunications, Electrical & Electronics Engineering, Computer Engineering, or IT is required
Personal Qualities:
Prefer experience in relevant industry such as oil & gas, marine, shipyard, petrochemical, power plant is a MUST
Able to lead a team of telecom engineers/junior telecom engineers to meet various project schedules and customer expectations
Excellent analytical and problem-solving skills
Strong attention to detail and organizational skills
Team player with a positive and proactive attitude
Excellent communication and interpersonal skills (written and spoken English)
Ability to work independently and as part of a team
Department:
523 Telecommunication Engineering
Deadline:
31 December 2025
Location:
Singapore, Singapore, Singapore, Singapore
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Join to apply for the
Engineer / Senior Engineer, Project & System Design
role at
Semco Maritime .
Professionals are responsible for identifying, analyzing, and relating business demands. Your responsibilities include aligning priorities, planning, and actions to the overall business objectives, involving business stakeholders. You will share and communicate knowledge and innovation, with knowledge of the fundamentals of the Semco business model and the value chain.
Assist the Project Manager / Lead Engineer in the smooth running and implementation of the project.
Main Tasks / Areas of Responsibility
Design of telecommunication systems (Radio Communication, Security, Navigation Aids, Wired Communication)
Preparation of drawings and specifications for procurement
Develop detailed system designs with diagrams and schematics
Selection of telecom equipment and development of bulk material listings
Provide input for reports, weight, equipment lists, fabrication, and installation
Main Principal Duties
Participate in all engineering phases: feasibility, concept, feed, detailed
Understand and interpret customer and authority requirements
Clarify design certification with customers and third parties
Minor Tasks / Areas of Responsibility
Participation in customer visits and technical project meetings
System Knowledge (must have experience in at least one category)
Radio Communication Systems: GMDSS, Microwave Radio, SCADA Radio, Trunked Radio, Crane Radio, Radio Dispatch, Satellite Phone
Security Systems: Access Control, CCTV, Intrusion Detection, PABX (VoIP), Person On Board (POB)
Navigation Aids: Radar, ECDIS, Auto Pilot, AIS, DGPS, LRIT, and others
Wired Communication: PAGA, Page Party, Talk Back, and others
Qualifications and Experience
Education:
Bachelor's Degree in Telecommunications, Electrical & Electronics Engineering, Computer Engineering, or IT.
Personal Qualities:
Experience in oil & gas, marine, shipyard, petrochemical, or power plant industries is a MUST. Ability to lead a telecom team, strong analytical skills, attention to detail, team-oriented attitude, excellent communication skills in English, and ability to work independently or in a team.
Additional Information
Seniority level: Mid-Senior level
Employment type: Full-time
Job function: Engineering and IT
Industries: Renewable Energy, Semiconductor Manufacturing
This job posting is active. Referrals can increase your chances of interviewing.
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Working Hours: Monday to Friday, 8:30am – 6:30pm (No standby required)

Location: Serangoon

Job Highlights

• 1-year renewable contract
• Hands-on network and telecom systems exposure
• Great opportunity to gain experience in fixed network operations

Responsibilities:

• Install, configure and maintain access network equipment (MD, ONU, MSAN, IAD, ATA).
• Support delivery and maintenance of voice and broadband services.
• Coordinate with internal teams, vendors and contractors on technical issues, troubleshooting and maintenance activities.
• Assist with migration from legacy systems to FTTH/FTTC infrastructure.
• Manage documentation, reporting and circuit migration requests.
• Liaise with facilities team for power and service requirements.

Requirements:

• Diploma in Electronics, Telecommunications, or a related field.
• 1 year of relevant experience preferred.
• Familiar with fixed voice systems and basic network protocols (H.248, SIP).
• Proficient in Microsoft Office (Excel, Word, PowerPoint).

Elaine Yeo | Outsourcing Team | 05C3451

Position: Radio Frequency (RF) Engineer (Full Time) Location: Singapore

Job Overview Seeking an RF Engineer specializing in Power Amplifier (PA) Design to develop high-efficiency, high-linearity RF PA modules (0.2–7 GHz, up to 50W) from concept to production. Collaborate with system and hardware teams to deliver advanced wireless systems.

Key Responsibilities

• Design PA Circuits : Lead topology selection, schematic capture, PCB layout, focusing on efficiency, gain, and linearity.
• Simulation & Validation : Use ADS, AWR, HFSS, or CST for circuit/EM analysis; conduct load-pull, S-parameter, and linearity tests with VNAs, spectrum analyzers, and power meters.
• Team Collaboration : Work with PCB layout, digital, and system engineers to meet specs and support documentation.
• Milestones :30 Days: Learn PA architectures, tools, and begin schematic design.

60 Days: Complete initial design, simulations, and guide PCB layout.

90 Days: Validate prototype, debug, tune, and deliver test report.

Qualifications

• Degree in Electrical/RF Engineering.
• 5+ years in RF PA design and validation.
• Proficient in RF simulation tools (ADS, AWR; HFSS/CST a plus).
• Skilled in lab testing with RF instruments.
• Strong collaborator with attention to detail.

Position: Radio Frequency (RF) Engineer (Full Time)
Location: Singapore
Job Overview
Seeking an RF Engineer specializing in Power Amplifier (PA) Design to develop high-efficiency, high-linearity RF PA modules (0.2–7 GHz, up to 50W) from concept to production. Collaborate with system and hardware teams to deliver advanced wireless systems.
Key Responsibilities
Design PA Circuits:
Lead topology selection, schematic capture, PCB layout, focusing on efficiency, gain, and linearity.
Simulation & Validation:
Use ADS, AWR, HFSS, or CST for circuit/EM analysis; conduct load-pull, S-parameter, and linearity tests with VNAs, spectrum analyzers, and power meters.
Team Collaboration:
Work with PCB layout, digital, and system engineers to meet specs and support documentation.
Milestones:
30 Days: Learn PA architectures, tools, and begin schematic design.
60 Days: Complete initial design, simulations, and guide PCB layout.
90 Days: Validate prototype, debug, tune, and deliver test report.
Qualifications
Degree in Electrical/RF Engineering.
5+ years in RF PA design and validation.
Proficient in RF simulation tools (ADS, AWR; HFSS/CST a plus).
Skilled in lab testing with RF instruments.
Strong collaborator with attention to detail.
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Job Overview:
We are looking for a skilled RF Power Amplifier Design Engineer to lead the design, simulation, and validation of high-performance PA circuits. The ideal candidate will have hands-on experience in RF design, impedance matching, and lab testing, with strong collaboration skills across engineering teams.
Key Responsibilities:
Design and develop PA circuits focusing on efficiency, gain, and linearity.
Perform schematic capture, simulations (ADS, AWR; HFSS/CST a plus), and guide PCB layout.
Conduct lab validation using VNAs, spectrum analyzers, and signal generators.
Collaborate with system architects, RF/digital engineers, and layout teams.
Deliver prototypes and support product development with documentation and testing.
Qualifications:
Proven experience in RF PA design and development.
Proficient in RF simulation tools (ADS, AWR); EM tools like HFSS/CST are a plus.
Strong understanding of impedance matching, load-pull, and stability analysis.
Hands-on lab testing skills with RF instruments.
Excellent teamwork and communication skills.
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