Total 853 failure analysis engineer job vacancies in Customer Service category

About ST Engineering

ST Engineering is a global technology, defence, and engineering group with offices across Asia, Europe, the Middle East, and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence, and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.

Our history spans more than 50 years, and our strategy is underpinned by our core values – Integrity, Value Creation, Courage, Commitment and Compassion. These 5 core values guide every aspect of our business and are embedded in our ST Engineering culture – from the people we hire, to working with each other, to our partners and customers.

About our Line of Business - Cloud & Data Centre Solutions

ST Engineering Cloud and Data Centre Solutions Pte Ltd provide all aspects of cloud management, services, and solutions, from initial setup and migration to ongoing operations and optimization. Services include engineering works to design, build and provide facility management service for mission critical environments such data centers, disaster recovery, and business continuity sites.

Together, We Can Make A Significant Impact

You will be part of the team responsible for the operational support of Authority's Service Desk and expected to work independently. Your primary responsibility is to ensure system functionality, availability, data security, and compliance with industry standards.

Be Part of Our Success

• Providing level 1 technical support and responding to user inquiries via phone, email and ticketing system.
• Hardware – installation, maintenance and trouble-shooting.
• Diagnose and resolve hardware and software issues for end-users.
• Escalate complex issues to higher-level support teams as necessary.
• Maintain and update service desk documentation and knowledge base articles.
• Proactively identify and manage potential problems
• Conducting regular checks to ensure all endpoints are patched to the latest version.
• Conducting regular checks to ensure all endpoints and communication devices in meeting rooms are working properly.
• Collaborate with other IT team members on projects and initiatives.
• Provide training and guidance to end-users on IT systems and software.

Qualities We Value

• 1-3 years of experience in a technical support or service desk role.
• Proven track record of excellent problem-solving skills.
• Effective communication skills, both written and spoken.
• Ability to work independently and as part of a team. 
• ITIL certification is a plus

Our Commitment That Goes Beyond the Norm

• An environment where you will be working on cutting-edge technologies and architectures.
• Safe space where diverse perspectives are valued, and everyone’s unique contributions are celebrated.
• Meaningful work and projects that make a difference in people’s lives.
• A fun, passionate and collaborative workplace.
• Competitive remuneration and comprehensive benefits.

Responsibilities:

• Carry out routine maintenance and troubleshooting of chiller systems to ensure reliable operation and optimal efficiency.
• Deliver professional customer support by responding promptly to client queries and issues related to chiller operations and maintenance.
• Diagnose and rectify mechanical, electrical, and control system faults with effective corrective actions.
• Advise and educate clients on proper operating and maintenance practices to extend equipment lifespan.
• Prepare clear and detailed service reports, including work performed, findings, and improvement recommendations.
• Perform commissioning for new chiller installations, ensuring systems are correctly installed and operate according to specifications.
• Coordinate with clients, agents, and contractors to verify system performance and compliance with technical requirements.
• Build strong working relationships with contractors to promote teamwork and effective problem-solving.
• Share technical knowledge with contractors to enhance processes and overall service quality.
• Comply strictly with workplace safety regulations and procedures during all service activities.
• Conduct safety briefings to ensure all parties are aware of and adhere to safety responsibilities.
• Operate in various site environments, including outdoor and plant room settings.
• Perform field-based duties with regular travel to customer locations.
• Provide standby support and respond to chiller breakdowns when assigned.

Qualifications:

• Diploma or higher qualification in Engineering, preferably in Electrical or Mechanical disciplines.
• 3–5 years of hands-on experience in chiller maintenance, commissioning, or related HVAC roles.
• Certified in Building Construction Supervisors Safety Courses or equivalent safety training.
• Strong technical expertise in chiller systems, HVAC fundamentals, and electrical control systems.
• Demonstrated problem-solving ability with strong attention to detail.
• Effective communication and interpersonal skills to work well with clients and internal teams.
• Capable of working independently while managing time and priorities efficiently.
• Consistently meet maintenance schedules and ensure all tasks are completed on time.
• Proven ability to accurately diagnose and repair chiller system faults through systematic assessments.
• Maintain a high level of professionalism and technical competence in all customer engagements.
• Communicate clearly and promptly with customers on service progress, timelines, and updates.
• Provide clear explanations of work performed and practical recommendations for future maintenance.

We regret only shortlisted candidates will be contacted. All applications will be handled confidentially. By submitting your application, you agree to the collection, use, retention, and disclosure of your personal information to prospective employers.

Wecruit Pte Ltd

EA License No: 20C0270

EA Personnel: Nyon Hock Sen (Aden)

EA Personnel Reg No: R24124070

• Install, calibrate, and commission Particle Size Analyzers, XRF instruments, and Spectroscopy devices at customer sites.
• Perform preventive maintenance on analytical and scientific equipment to ensure reliability and accurate results.
• Troubleshoot, diagnose, and repair any equipment faults or performance issues promptly.
• Ensure all work complies with industry standards and quality procedures.

Requirements:

• Degree in Engineering
• At least 2 years of experience in servicing semiconductor instruments.
• Strong knowledge of laboratory analytical techniques, including spectroscopy, XRF, and particle size analysis.

If you are keen to apply for the position, kindly email your detailed resume in MS Word to hr@recruit-expert.com

Please note that only shortlisted candidates will be notified.

For more job opportunities, please visit our website at www.recruit-expert.com

EA Licence: 19C9701

Registration: R1326740

Job Title: Deskside / VIP SupportEngineer (L2)
Monthly Salary: $6,500 – $8,500 SGD
Location: Singapore
Employment Type: Full-time, Permanent

Roles & Responsibilities

• Provide on-site, walk-up, and white-glove IT support for C-level executives, traders, and other VIP stakeholders
• Troubleshoot and resolve hardware issues on desktops, laptops (Dell, HP, Apple), and peripherals (printers, docking stations, monitors)
• Provide software support for Microsoft 365 applications, corporate applications, and proprietary trading platforms
• Perform hands-on hardware fixes, including component replacement (RAM, SSD, keyboards, screens)
• Set up and configure workstations for new joiners and executive moves
• Maintain inventory of IT assets and manage loaner device pool for VIPs
• Escalate complex issues to L3 support with detailed documentation
• Support town halls and executive meetings with AV setup assistance
• Respond to VIP requests within defined SLAs with a high degree of professionalism
• Document solutions and update knowledge base for future reference

Job Requirements

• Diploma or Degree in Information Technology, Computer Science, or related field
• Minimum 4 years of experience in deskside or VIP support roles in a corporate environment
• Strong knowledge of Windows 10/11, macOS, Microsoft 365, and Active Directory
• Excellent verbal and written communication skills; ability to interact professionally with senior stakeholders
• CompTIA A+ or Microsoft Certified: Modern Desktop Administrator Associate preferred
• ITIL v4 Foundation certification is an advantage
• Ability to work under pressure in a fast-paced trading floor environment
• Customer-centric mindset with strong problem-solving skills
• Singaporeans and PRs are encouraged to apply.

• Salary: $3000 - $4000 + VB

• Working location: Central

• Working hours: Normal Working Hours (Mon – Fri)

• Training Provided

Job Responsibilities:

Primary: Maintenance & Service

• Perform maintenance and servicing of automation systems (AMR, AGV, ACR, 4-Way Shuttle, ASRS).
• Troubleshoot and resolve system issues to minimize downtime.
• Carry out routine inspections and preventive maintenance.
• Monitor system performance and maintain service records.
• Manage spare parts (stock, tracking, and replenishment).
• Prepare basic reports on downtime and maintenance activities.
• Support and troubleshoot PLC, sensors, conveyors, and related systems.
• Work closely with operations team to ensure smooth system performance.
• Identify and carry out minor system improvements.

Secondary: Projects & Support (When Required)

• Support installation and commissioning of automation systems.
• Assist in warehouse automation projects and upgrades.
• Help with basic layout and workflow planning.
• Prepare and update project documentation.
• Track project timelines and costs.
• Coordinate with contractors, vendors, and stakeholders.
• Perform other duties assigned by supervisor.

Requirements:

• Diploma in Related Field (Mechanical, Electrical, Mechatronics, or related).
• Experience in equipment servicing or automation systems preferred.
• Proficient in Excel, PowerPoint, and AutoCAD.

Candidates are encouraged to apply this position via Apply Now button with the following information in the resume

• Work experiences and job responsibilities
• Current and Expected salary
• Reason for leaving
• Date of availability
• Education background

We regret that only shortlisted candidates will be contacted.

Barry Ang Ze Xin (Reg No : R26159529)

EA Recruitment Pte Ltd

EA License No: 21C0492

What you will do:

As HVAC Service Engineer, you will play a crucial role in ensuring the efficient operation, maintenance, and servicing of HVAC systems. Your expertise in servicing, maintenance, overhaul, testing, and commissioning will contribute to the optimal performance of our clients' heating, ventilation, and air conditioning systems. Provide our customers with the highest level of service to solve building inefficiencies and resolve service related items. As a trusted advisor to our customers you will provide solutions and outcomes at the time of service.

How you will do it:

• Perform routine servicing, maintenance, and inspection of HVAC systems to ensure proper functioning and efficiency.

• Overhaul and repair HVAC equipment, including identifying and resolving any issues or malfunctions.

• Conduct testing and commissioning of newly installed or repaired HVAC systems to verify their performance.

• Diagnose problems, troubleshoot issues, and recommend appropriate solutions to ensure continuous system operations.

• Collaborate with other team members and communicate effectively with clients to address inquiries and provide technical support.

• Maintain accurate records of service reports, equipment status, and maintenance schedules.

• Adhere to safety protocols and industry standards during all tasks and assignments.

• Provide recommendations and solutions to ensure facility is running efficiently to include upselling opportunities.

• Support proposals to support recommendations and solutions.

What we look for:

• O Level / A Level / ITE / Diploma in Mechanical and Electrical with 5 years working experience.

• Proven experience in maintenance, repair and troubleshooting within related fields of HVAC (Heat Ventilation Air Conditioning) or BAS (Building Automation System)

• Experience in working in mechanical or electrical works within HVAC industry

• Ability to read schematics and write up report

• Willing to learn new things and is a good teammate.

• Able to provide good customer service skills to our customers.

• Willingness to on standby and backup 

On behalf of our client, who is an Original Equipment Maker (OEM) in the built environment space, we are looking for a Service Engineer with the following details :

Description

• To lead a team of technicians to maintain a portfolio of equipment in servicing, repair, modifications, and callback.
• Customers' point of contact in terms of feedback or request pertaining to equipment, resolving issues, reports, etc to achieve customer satisfaction.
• Monitor equipment performance and handle problematic lifts & escalators to achieve targets as well as continual improvement
• Plan, Implement, Monitor & Control the progress of chargeable, non-chargeable works, monthly servicing schedules, and callback roster
• Provide leadership, technical guidance, and support to subordinates.
• Obtain required materials/resources for works as required
• Prepare and conduct training for maintenance field staff with monitoring to ensure MIP/Best Practices are properly implemented
• Complete office administrative works as required.
• To communicate with inter-department staff for solutions & resolve issues
• Report and assist Section Head on operations.

Requirement

• Diploma in Mechanic/Electrical/Mechatronic Engineering
• With at least 2-3 years of experience in a supervisory /team lead role
• To be 24/7 operationally ready to attend to issues (rostered)

EA registration : 22C0971 | EA License : R21101298

[Job ID: 1628715]

Responsibilities: 

• Provide technical support to customers either on-site or remotely.
• Perform repair works and troubleshoot machines at customer site.
• Install new test machines and software upgrades.
• Develop manuals and Standard Operating Procedures (SOPs) for machines.

Requirements: 

• Diploma/Degree in Electronics or Mechatronics or related qualifications.
• Non-experienced candidates are welcome to apply.
• Have intermediate proficiency in Microsoft Office Excel, Words.
• Have knowledge in laser, Oscilloscope/Spectrum analyzer/other instruments.
• Can travel overseas on short notice.
• Is flexible to work on selected weekends and public holidays (Following PM schedule). 
• Is self-driven in pursuing technical knowledge needed for the job.
• Is a hands-on problem solver, skilled in machine maintenance.
• Is willing to work in a cleanroom environment.
• Has strong interpersonal skills with good oral and written communication skills.
• More than 3 years of experience in a service / field experience in a semiconductor industry is advantageous.

We regret that only shortlisted candidates will be notified. However, rest assured that all applications will be updated to our resume bank for future opportunities.

Please kindly refer to the Privacy Policy of Good Job Creations for your reference: https://goodjobcreations.com.sg/en/privacy-policy/

EA Personnel Name: Zoe Lang Zhen Zhen

EA Personnel Registration Number: R23117353

EA License No.: 07C5771

We are looking for motivated and technically inclined individuals to join our team as Field Service Engineers. This is an excellent opportunity for fresh graduates and entry-level candidates to build a career in equipment installation, maintenance, and technical support within a high-technology manufacturing environment. Comprehensive on-the-job training will be provided.

Key Responsibilities

• Install, maintain, troubleshoot, repair, and upgrade equipment at customer sites.
• Perform preventive and corrective maintenance to ensure equipment operates at optimal performance.
• Diagnose mechanical and electrical faults and carry out necessary repairs and adjustments.
• Support equipment setup, installation, modification, and commissioning activities.
• Prepare service reports and technical documentation upon completion of service activities.
• Assist senior engineers with advanced troubleshooting, equipment calibration, and specialised technical tasks.
• Participate in regular team meetings, technical briefings, and training sessions.
• Provide standby and on-call support based on an assigned roster to respond to customer requirements.
• Support ad hoc shift work or delivery-related activities when required.

Requirements

• Diploma in Electronics, Electrical, Microelectronics Engineering, or a related engineering discipline.
• Candidates with NITEC/Higher NITEC qualifications and relevant technical experience are welcome to apply.
• Entry-level candidates are encouraged to apply as structured training will be provided.
• Experience in equipment installation, servicing, maintenance, troubleshooting, or repair will be an advantage.
• Cleanroom working experience is beneficial but not required.
• Good troubleshooting and problem-solving skills with strong technical aptitude.
• Proficient in Microsoft Office applications.
• Good communication, documentation, and customer service skills.
• Able to work independently and collaboratively in a team environment.
• Willing to travel occasionally and work irregular hours, overtime, shift work, or standby duties when required.

Benefits

• Competitive salary package with overtime compensation.
• Transport allowance upon successful completion of probation.
• Structured training and career development opportunities.
• Exposure to advanced equipment and technologies in a dynamic engineering environment.

Interested candidates are encouraged to submit their resumes outlining their relevant experience and achievements toapply88(@)talentvis.com or click apply!

**We regret to inform that only shortlisted candidates would be notified**

EA License No: 04C3537

EA Personnel No: R22106683

EA Personnel Name: Yang Hui Shan, Sherri

Role Overview:

The L2 IT Desktop Support Engineer will be responsible for providing comprehensive technical support and field services. This role involves installation, configuration, troubleshooting, and maintenance of Windows OS, hardware, and software. The engineer will collaborate with various teams, manage assets, and ensure smooth operations for end-user computing (EUC) environments. The scope also includes vendor coordination, asset disposal, and conference room health checks.

NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 15,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region. 

What will you do? 

• Provide First Call Resolution (FCR) technical support via phone and email. Ensure calls are answered and emails are responded in a timely manner.
• Perform first level troubleshooting on all reported incidents and escalate incidents to 2nd level resolver groups as per work instructions.
• Furnish and submit timely updates to customers on the status of outstanding issues within targeted Service Level
• Maintain ownership of cases and follow-up on reported issues until closure and gather accurate and complete relevant information is recorded.
• Manage customer expectations and notify Team Lead in the event of unusual surge in calls of a specific nature.
• Handle initial classification/ prioritization of the incidents. Track the progress of resolution and provide regular updates for follow-up actions and incident status.
• Log, track and priorities all support request using the ticking system, ensuring accurate documentation and timely resolution.

Essential Qualifications

• To have a minimum of 1-year end-user support experience, desktop or technical service desk. This requirement does not include those with Customer Service Experience in a non-technical call centre environment.
• To have the relevant technical skills to support existing and new computing devices like desktops, notebooks, tablet devices and smartphones with knowledge of Windows Operating Systems, Active Directory Account Administration, and Microsoft Office applications.
• Good understanding on Hardware and peripherals.
• Experience in supporting WIFI/LAN Connectivity
• Understanding of fundamental networking concepts (TCP/IP, DNS, DHCP, VPN)
• Customer service orientation and patience when dealing with non-technical users
• Basic Understanding of ITIL framework

Additional information

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future. 

Together, we make the extraordinary happen. 

Learn more about us at ncs.co and visit our LinkedIn career site.

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.

Learn more about us at ncs.co and visit our LinkedIn career site.

[Job ID: 1600984]

Responsibilities

• Handle customer enquiries and technical issues via phone, email, chat, or ticketing system with timely and professional support
• Troubleshoot and resolve issues across software, hardware, network, and application layers using structured root cause analysis
• Maintain and update technical documentation, troubleshooting guides, and FAQs to support knowledge sharing and efficiency
• Collaborate with development, QA, and product teams to escalate and resolve complex technical issues
• Assist in testing new features, enhancements, and fixes; provide feedback to improve product quality
• Support customer onboarding, including product setup, configuration guidance, and best practices
• Stay updated on product knowledge, tools, and industry trends through continuous learning
• Ensure all support cases meet defined SLA response and resolution timelines
• Perform any ad-hoc duties as assigned

Requirements

• Strong understanding of IT systems, networks, and applications
• Knowledge of TCP/IP, OSI model, DNS, routing, switching, and common network protocols
• Good verbal and written communication skills with ability to explain technical concepts clearly
• Strong analytical and troubleshooting skills with root cause analysis capability
• Customer-focused mindset with patience and professionalism
• Ability to work effectively in cross-functional teams and escalate issues appropriately
• Strong documentation skills for creating clear technical guides and knowledge base articles
• Fast learner with ability to adapt to new technologies and tools
• Commitment to meeting SLA targets for response and resolution times

We regret that only shortlisted candidates will be notified. However, rest assured that all applications will be updated to our resume bank for future opportunities.

Please kindly refer to the Privacy Policy of Good Job Creations for your reference: https://goodjobcreations.com.sg/en/privacy-policy/

EA Personnel Name: Ong Kang Quan Ryan
EA Personnel Registration Number: R23116952
EA License No.: 07C5771

Job Requirement

Min 2.5 years of experience in administration and support of Desktop support.

Candidate needs to familiarize themselves with the End-users computing environment and desktop support workflow.

Able to perform basic network troubleshooting, Telnet, tracert, hopping, DNS, McAfee Scanning (blocking IP)

Good understanding in AD, group policy, proxy setting, Power Excel, latest Windows OS

Roles and Responsibilities

a) Provide IT technical onsite support for end user services problem which includes identification, diagnosis, rectification and escalation.

b) Offsite Standby support for emergency incidents / cases after office hours on a weekly rotational basis amongst the team personnel.

c) Installation, re-installation, troubleshooting and reconfiguration of Bank’s standard processor (including but not limited to Intel, AMD, MAC) based desktops, notebooks, printers, iPads, scanners hardware components.

d) Installation, re-installation, troubleshooting and reconfiguration of Microsoft Windows and Microsoft applications and MobileIron that are found in the Desktop PCs and Notebook PCs.

Job Overview

We are seeking an experienced Infrastructure Support Engineer to provide onsite support for enterprise IT infrastructure, ensuring the availability, security, and performance of network, server, storage, and security systems. The role involves daily operations, troubleshooting, maintenance, patch management, incident response, and vendor coordination in a production environment.

Key Responsibilities

Infrastructure Operations

• Monitor, maintain, and support network, server, storage, and security infrastructure.
• Perform health checks, preventive maintenance, and system monitoring activities.
• Support network devices including switches, routers, firewalls, VPNs, and related connectivity components.
• Assist in server administration, system recovery, hardware troubleshooting, and capacity monitoring.

Incident & Problem Management

• Investigate and resolve infrastructure incidents affecting service availability.
• Perform onsite troubleshooting and coordinate escalations with internal teams and vendors.
• Support service restoration activities within agreed response timelines.
• Participate in root cause analysis and issue resolution.

Change & Patch Management

• Execute approved infrastructure changes, upgrades, firmware updates, and patch deployments.
• Perform configuration backups, validation testing, and rollback procedures.
• Support vulnerability remediation and system hardening activities.

Documentation & Vendor Coordination

• Maintain infrastructure documentation, asset inventories, network diagrams, and operational records.
• Coordinate with hardware vendors, service providers, and project teams for troubleshooting and maintenance activities.
• Prepare operational reports and support audit and compliance requirements.

Requirements

Experience

• Diploma or Degree in Information Technology, Computer Engineering, or related discipline.
• Minimum 3 years of experience supporting enterprise IT infrastructure in a production environment.
• Experience in incident management, infrastructure operations, maintenance, and patch management.

Technical Skills

• Good understanding of TCP/IP, routing, switching, VLANs, DNS, DHCP, VPN, and firewall concepts.
• Experience supporting network devices, servers, and operating systems.
• Familiarity with Windows Server and/or Linux environments.
• Knowledge of infrastructure monitoring and troubleshooting tools.

Preferred Skills

• Experience with Cisco, Fortinet, Palo Alto, VMware, Dell, or HPE technologies.
• Exposure to storage systems, RAID, SNMP, Syslog, and infrastructure monitoring solutions.
• Experience supporting data centers, critical infrastructure, transportation, utilities, or industrial environments.

Other Requirements

• Willing to work onsite in Singapore.
• Able to support after-hours maintenance and emergency incidents when required.
• Strong problem-solving, communication, and stakeholder management skills.

Preferred Certifications

• CCNA
• Fortinet Associate / NSE
• ITIL Foundation
• VMware or equivalent infrastructure certifications

Responsibilities:

a) Provide IT technical onsite support for end user services problem which includes identification, diagnosis, rectification and escalation.

b) Offsite Standby support for emergency incidents / cases after office hours on a weekly rotational basis amongst the team personnel.

c) Duty Engineers on standby are to answer all incoming calls within 10 rings. In the event of a dropped / missed call, the duty engineer is to return call within 15 mins of the dropped or missed call.

d) Installation, re-installation, troubleshooting and reconfiguration of Bank’s standard processor (including but not limited to Intel, AMD, MAC) based desktops, notebooks, printers, iPads, scanners hardware components.

e) Installation, re-installation, troubleshooting and reconfiguration of Microsoft Windows and Microsoft applications and MobileIron that are found in the Desktop PCs and Notebook PCs.

f) Installation of Customer access and in-house applications. Facilitate assistance in Software Distribution services for Customer’s users.

g) Perform data removal from hard disk by following Customer’s Hard disk disposal procedures (eg. scrubbing, degaussing, and documentation of disposal list).

h) Manage (liaison for queries, escalation, problem determination and resolution, and MAC – move, add and change) 3rd party vendors.

i) Provides support for queries, escalation, problem determination, resolution, and MAC – move, add and change.

j) Provide MAC (move, add and changes) for IT infrastructure services.

k) Provide desktop software support (to configure / troubleshoot Microsoft Office suite / in house application)

l) Provide desktop support for BCP and BCP exercises.

m) Printer Maintenance (Comprehensive includes Maintenance Kit)

- 1st level problem analysis and troubleshooting

- Repair and replacement of expandable mechanical parts (such as transfer & pickup rollers, swing blades, etc.).

1. Coordinate with the Vendor (warranty) and ensure that the printers are restored to working condition
2. Configuration and setup including print server
3. Yearly preventive maintenance

Requirements

a) Min 2.5 years of experience in administration and support of Desktop support.

b) Candidate needs to possess good communication skills.

c) Candidate needs to familiarize themselves with the End-users computing environment and desktop support workflow.

d) Able to perform basic network troubleshooting, Telnet, tracert, hopping, DNS, McAfee Scanning (blocking IP)

e) Good understanding in AD, group policy, proxy setting, Power Excel, latest Windows OS