HM Huwaidah Martina

Work I can point to

Fifteen projects, most of them in mining operations in Papua, plus oil and gas, FMCG, banking, travel tech and campus work. Client names are kept anonymous.

Mining (Papua)

Workforce governance and roster policy

Operations Excellence, mining company in Papua

12/4, 6:1, 6:2 roster policies implemented

What I did

  • Delivered manpower governance reporting: headcount scorecards, budget and pipeline tracking, project monitoring and workforce mapping analysis.
  • Worked directly with Vice Presidents, General Superintendents and business stakeholders on workforce planning, manpower governance and operational readiness.
  • Drove enterprise-wide coordination for the roster policy implementation (12/4, 6:1 and 6:2).
  • Led Lean meetings to resolve cross-functional issues and support continuous improvement.

Result

  • Roster policies coordinated and implemented across the business.
  • Headcount scorecards
  • Workforce planning
  • Lean
  • Stakeholder management
Mining (Papua)

Flight Control and flight utilization

Operations Excellence, mining company in Papua

80-90% flight utilization, up from 60-70%

What I did

  • Supported Flight Control processes as part of the workforce governance and operational readiness work.

Result

  • Flight utilization improved from 60-70% to 80-90%.
  • Flight Control
  • Utilization
  • Operations
Mining (Papua)

Manpower forecasting and budget reporting model

Operations Excellence, mining company in Papua

SQL + Excel model for high-attrition divisions, including Underground Mining

What I did

  • Built a Manpower Forecasting and Budget Reporting model using SQL and Excel.
  • Focused on high-attrition divisions, including Underground Mining, to support proactive workforce planning and cost scenario analysis.

Result

  • Proactive workforce planning and cost scenarios for the divisions with the highest attrition.
  • SQL
  • Excel
  • Forecasting
  • Budget reporting
Mining (Papua)

Ready to Work, Papuan Mobilization and fleet maintenance systems

Operations Excellence, mining company in Papua

All divisions and HR adopted the new workflows

What I did

  • Led implementation of Ready to Work (RTW), the Papuan Mobilization Process, and the Cargo and Vehicle Maintenance Systems.
  • Covered workflow design, application setup and adoption across all divisions and HR.
  • Monitored safety KPIs in Power BI to support 100% compliance.

Result

  • Enterprise-wide compliance and fleet governance across the business.
  • Workflow design
  • Power BI
  • Change adoption
  • Compliance
Mining (Papua)

EQuIS technology implementation and Phase 2 planning

Technology Implementation, mining company in Papua

Phase 2 2026-2027 planning across teams in the US, APAC and Indonesia

What I did

  • Ran budget optimization and manpower scenario analysis to support Phase 2 (2026-2027) planning, identifying cost and delivery optimization potential across delivery teams.
  • Designed and validated the EQuIS implementation, including the To-Be field data collection forms for environmental monitoring.
  • Defined end-to-end testing flows so data moves cleanly from site inputs into laboratory systems.

Result

  • Cost and delivery optimization options quantified across three regions for Phase 2 planning.
  • Scenario analysis
  • Budget planning
  • System design
  • Testing
Oil and Gas

SAP PM transformation and utilization optimization

Site PIC for LPG Terminal and Aviation operations, leading oil and gas company in Indonesia

300 to 2,000 annual Work Orders, with 15-20% better technician workload efficiency

What I did

  • Delivered the transformation end to end: solution design, SIT and UAT, master data migration, go-live and post go-live support.
  • Migrated Equipment, Functional Location, Maintenance Plan, Task List and Measuring Points data.
  • Restructured SECE and PCE so that critical equipment sits below 30% of the register, and aligned Performance Standards with SAP PM.
  • Increased P&ID drawing updates by 170%.

Result

  • Annual Work Orders grew from around 300 to around 2,000.
  • Technician workload efficiency improved by 15-20% without additional manpower.
  • SAP PM
  • SIT and UAT
  • Data migration
  • Asset governance
Oil and Gas

Work Breakdown Structure standardization

Leading oil and gas company in Indonesia

7 archetypes replacing non-standard WBS, up to 4 levels deep

What I did

  • Took multi-level Work Breakdown Structures that had no common standard and transformed them into 7 scalable archetypes.
  • Kept structures to a maximum of 4 levels deep so teams can plan and report consistently.

Result

  • Better project governance and planning consistency.
  • Clearer workflows and reporting, and more efficient tracking across projects.
  • WBS design
  • Project governance
  • Reporting
FMCG

Order-to-Cash data integrity and reconciliation controls

Order-to-Cash Analyst at Philip Morris International, Sep 2024 to Jan 2025

10,000+ daily B2C transactions kept accurate

What I did

  • Managed data integrity for 10,000+ daily B2C transactions.
  • Ran reconciliation controls and accounts receivable processing in SAP FI, SAP MM and SAP Fiori, with Macro VBA to speed up the routine work.

Result

  • At least 90% on-time reporting accuracy.
  • Open-item balances over 30 days kept below 1%.
  • SAP FI
  • SAP MM
  • SAP Fiori
  • Reconciliation
FMCG

Bank reconciliation email automation

Order-to-Cash Analyst at Philip Morris International, Sep 2024 to Jan 2025

5-10 min processing time, down from 30-50 min

What I did

  • Automated the email-based bank reconciliation process using Macro VBA.

Result

  • Processing time dropped from 30-50 minutes to 5-10 minutes.
  • Macro VBA
  • Automation
  • Bank reconciliation
FMCG

Sales operations support: payments, cash-in and IQOS inventory

Order-to-Cash Analyst at Philip Morris International, Sep 2024 to Jan 2025

Across Indonesia internal and external sales stakeholders supported

What I did

  • Collaborated with internal and external sales stakeholders across Indonesia to support marketing initiatives.
  • Worked on payment optimization, cash-in tracking and IQOS inventory coordination.
  • Monitored operational performance and payment settlements in Power BI and Salesforce.

Result

  • Marketing initiatives backed by tighter payment and cash-in follow-up and inventory coordination.
  • Power BI
  • Salesforce
  • Cash-in tracking
  • Stakeholder management
Banking

Commercial credit analysis and risk assessment

Wholesale Financing Analyst, Commercial (internship), Bank Syariah Indonesia, Feb to Jun 2023

6 commercial clients analyzed, including education, logistics and healthcare

What I did

  • Analyzed clients against Industry Acceptance Criteria (IAC), Risk Acceptance Criteria (RAC) and the Portfolio Guideline.
  • Ran qualitative analysis covering legal, marketing and management aspects, and quantitative analysis of financial statements.
  • Worked with the Relationship Manager on risk assessment and covenants.
  • Supported risk management: customer collectibility, insurance, account mutations and customer guarantees.

Result

  • Credit analysis completed for six commercial clients.
  • Team Leader of the Commercial Banking group in the BSI internship program.
  • Credit analysis
  • Risk assessment
  • Financial statements
  • Covenants
Banking

Green financing: power plant financing concept

Wholesale Financing Analyst, Commercial (internship), Bank Syariah Indonesia, Feb to Jun 2023

Green financing new financing theme developed with the team

What I did

  • Collaborated on a financing innovation under the Green Financing theme, focused on power plant financing.

Result

  • Delivered an outstanding financing innovation under the Green Financing theme, focused on power plants.
  • Green financing
  • Financing structure
  • Project collaboration
Banking

Business development and customer pipeline

Wholesale Financing Analyst, Commercial (internship), Bank Syariah Indonesia, Feb to Jun 2023

Pipeline meetings coordinated between customers and the bank

What I did

  • Analyzed customer and market potential in the regional leading sectors.
  • Coordinated pipeline meetings between customers and the bank.

Result

  • Supported the commercial pipeline with sector-level customer and market potential analysis.
  • Market potential
  • Sector analysis
  • Pipeline management
Travel Tech

Pricing strategy and revenue analytics

Revenue Analyst at tiket.com, May to Nov 2023

Rp50-100M contribution to incremental revenue per day during Q2

What I did

  • Developed and executed pricing and revenue strategies based on market, competitor and performance analysis.
  • Worked on pricing for ancillary products: insurance, baggage, seat and meals, and other services.
  • Analyzed what drives revenue from international and domestic airlines.
  • Collaborated with cross-functional teams on commercial initiatives.

Result

  • Contributed to incremental revenue growth of Rp50-100 million per day during Q2.
  • Pricing
  • Tableau
  • Sabre
  • Excel
Campus project

QRIS platform for yellow jacket retrieval

Project Management Coordinator, Direktorat Kemahasiswaan UI, 2022

Up to 50% shorter queue waiting times

What I did

  • Established a QR system for the procurement and retrieval of the UI 2022 new student alma mater jackets.
  • Oversaw data collection for new student admissions through the SNMPTN route, covering more than 10,000 students.
  • Collaborated with key stakeholders, including the information center (PMB UI/SIPP) and campus security (PLK UI).
  • Supervised and coordinated staff and teams to keep work aligned with established workflows.

Result

  • Queue waiting times reduced by up to 50%.
  • Faster data collection for more than 10,000 students.
  • An integrated, automated system for recording jacket collection.
  • QR system
  • Project management
  • Data integration
  • Stakeholder coordination

Research and case projects

Independent analysis from my university and competition work.

Breaking the Borders Between BYD and the World

Market sizing for BYD's international expansion.

BMT: One Stop Solution for Consumer Credit

A consumer credit solution built as a business case.

Korean brand ambassadors and Muslim consumers on Tokopedia

Research on how brand ambassadors influence purchasing decisions.

Want the details behind any of these?

I am happy to walk through the approach, the numbers and what I would do differently.

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