Sun K. Ha
McKinney,Texas
Summary
Results-driven Program Operations Manager with over 7+ years of experience in leading high-impact operational projects. Strengths include strategic planning, team leadership, and process optimization to drive business performance and efficiency. Demonstrated expertise in managing cross-functional teams, streamlining processes, and successfully executing complex operational strategies. Values a collaborative environment and strong team synergy.
Overview
12
12
years of professional experience
Work History
Program Operations Manager
Raytheon Technologies
Mckinney, TX
07.2025 - Current
- Managed cost, schedule, and performance as Cost Account Manager (CAM) for two programs using Earned Value Management System (EVMS), Integrated Master Schedule (IMS), and Risk and Opportunity Management.
- Operations proposal lead for Advanced Sensors (AS) and responsible for OSC Submit Gates, working multiple efforts across the product line including Operations Support, Touch Labor (HPU), APC Product and Process Engineering Support, and Tooling.
- Coordinated resource allocation for project execution across product line, enhancing synergies between programs.
- Led the product line's tooling gap analysis, developed a strategy, and provided continuous support for the product line.
- Conduct weekly cross-functional build plan meeting to ensure accurate build and delivery forecasting is provided to stakeholders
- Facilitated transition to PRISM for multiple programs by compiling and assessing HPU and Cycle Time Standards and coordinating updates with IE's.
- Completed the Program Operations Manager Handbook for new hires and was responsible for training new-hires
F-35 Global Supply Chain Program Manager
Northrop Grumman Aeronautics Systems
Redondo Beach, CA
01.2024 - 07.2025
- Managed Team Furnished Equipment (TFE) production, supporting the supply for Lockheed Martin Corporation's (LMA) Final Assembly Line (FAL) for the F-35 Fighter Jet.
- Managed Supplier Management Team (SMT) for Top Degrader International Supplier, delivering daily briefs to all members of the Programs Executive Leadership Team (ELT).
- Briefed TFE OTD metrics in monthly programmatic reviews to senior executive leadership, ensuring alignment on performance expectations.
- Briefed DCMA in weekly production performance reviews, providing updates on production status and addressing any concerns.
- Responsible for briefing RTG plans and Risk Mitigation to LMA SCM Executives in Monthly Executive Joint SMT Reviews for all critical suppliers.
- Monitored EVMS as a CAM for all TFE Major Subcontracts Material (over $500M).
- Executed multi-lot schedule negotiations between the customer and NGAS, and between NGAS and the suppliers for $1.2B in Major Subcontracts material.
- Served as single-point liaison between LMA supply chain management and Northrop Grumman, facilitating contractual changes and resolving supply chain queries.
- Coordinate with BM and Advanced Planning to create TL profiles for Long Lead Funding Requests and coordinate PR release, manage PO placements, and supplier management to proactively manage level-loaded schedules/production.
Global Supply Chain Manager
Northrop Grumman Mission Systems
Woodland Hills, CA
06.2023 - 01.2024
- Oversaw scalable space inertial reference unit (SSIRU) production and testing equipment programs within integrated digital systems (IDS) capital projects.
- Delivered bi-weekly IDS state of health metrics to executive leadership, enhancing visibility on project progress.
- Reported SSIRU blue swimlane charts for critical material deliveries and WH to SLC migration status monthly to executives.
- Analyzed supply chain reports to pinpoint optimization opportunities for procurement and manufacturing support, strengthening risk mitigation strategies.
- Tracked material receipts over 90% within IDS and SSIRU, updating business management director weekly on supply chain performance.
- Managed division procurement team to maintain PR to PO cycle time under 30 days.
- Developed long-term supply chain risk mitigation strategies for SSIRU WH to SLC program migration.
Global Supply Chain Planning Analyst
Northrop Grumman Mission Systems
Woodland Hills, CA
11.2019 - 06.2023
- Lead Planner for two programs (over $100M). Responsible for Cost Account Management (CAM) for both material and labor support and earned value reporting. Responsible for establishing program baselines, inventory management, resource planning, proposals and basis of estimate bidding, material requirements planning (MRP) requisition generation and release, data validation and input into financial management tool (Cognos), maintain program input into Current Material Estimate (CME) tool.
- Negotiated and resolved supply chain issues through collaboration with customers and suppliers, enhancing communication and problem-solving efforts within Global Supply Chain.
- Managed international suppliers through weekly Line of Balance reviews, ensuring milestone criteria execution and providing RTG plans for Program leadership during Monthly Reviews.
- Resolved critical material issues for multiple production and test equipment programs within Integrated Digital Systems (IDS), ensuring timely material availability for customer sell-off.
- Reconciled Bill of Materials and Line of Balance to meet program needs.
- Collaborated with procurement specialists, engineers, subcontracts, mission assurance, business management and contracts representatives on contractual flow downs for program-required documentation.
- Responsible for training all new supply chain planning specialists.
- Responsible for acting as a liaison between Business Management and Global Supply Chain by managing a dual-function tool (Forecast Tracker) and maintaining updates and distribution.
Supply Chain Procurement Specialist
Northrop Grumman Mission Systems
Woodland Hills, CA
05.2019 - 11.2019
- Issued purchase orders in compliance with industry regulations using ERP system, ensuring timely procurement.
- Collaborated with stakeholders across business functions to secure timely placement and delivery of critical materials.
- Managed supplier relationships to ensure timely delivery of materials.
- Analyzed procurement data to identify cost-saving opportunities.
Project Management
Indie Beauty Expo
Los Angeles, CA
05.2019 - 08.2019
- Collaborated with influencer clients to develop strategies for professional and financial growth.
- Managed over 200 media influencer clients, leveraging their platforms to enhance company market presence.
- Managed budgets and resources to ensure efficient project delivery.
Customer Sales Associate
JJ Jeweler
Oceanside, CA
05.2017 - 05.2019
- Delivered high-quality customer service to enhance customer purchasing and payment experience.
- Supported team in executing customer sales, managing cash operations, and maintaining store organization.
- Utilized digital tools and social media to help expand business, primarily Yelp and Google Reviews, increasing sales by 20% in 2018.
- Oversaw purchasing of inventory to maintain optimal stock levels., documentation, shipping, and inventory of assets to ensure accurate stock levels.
Medical Department Inventory Analyst
United States Embassy
Seoul, South Korea
06.2014 - 08.2014
- Executed inventory controls for medical supplies, monitoring reorder points and stock shortages, and presented findings to staff weekly.
- Managed inventory using First In/First Out method to reduce potential losses from expired materials.
- Managed inventory databases and systems for efficient tracking and reporting.
Education
Master of Business Administration - Supply Chain Management
Pepperdine University
West LA, CABachelor of Science - International Business
Pepperdine University
Malibu, CACourse Credits - Mandarin And Communication
Fudan University
Shanghai, ChinaSkills
- Earned value management
- Cost management
- Resource allocation
- Supply chain optimization
- Risk mitigation
- Operations strategy
- Scheduling and planning
- Forecasting
- Project execution oversight
- Operational excellence
- Cross-functional collaboration
- Team leadership
- Training development
- Employee development
- Effective communication
Personal Information
Nationality: U.S. Citizen
Active Secret Clearance
LEADERSHIP EXPERIENCE
- Boys and Girls Club, Malibu. Afterschool Team Member
- Phnom Penh, Cambodia. All Nations College, English Instructor
- Manila, Philippines. Kids International Ministry Mission Trip Team Leader
- Northrop Grumman, Woodland Hills. Woodland Hills Management Club Board Member
Timeline
Program Operations Manager
Raytheon Technologies
07.2025 - Current
F-35 Global Supply Chain Program Manager
Northrop Grumman Aeronautics Systems
01.2024 - 07.2025
Global Supply Chain Manager
Northrop Grumman Mission Systems
06.2023 - 01.2024
Global Supply Chain Planning Analyst
Northrop Grumman Mission Systems
11.2019 - 06.2023
Supply Chain Procurement Specialist
Northrop Grumman Mission Systems
05.2019 - 11.2019
Project Management
Indie Beauty Expo
05.2019 - 08.2019
Customer Sales Associate
JJ Jeweler
05.2017 - 05.2019
Medical Department Inventory Analyst
United States Embassy
06.2014 - 08.2014
Master of Business Administration - Supply Chain Management
Pepperdine University
Bachelor of Science - International Business
Pepperdine University
Course Credits - Mandarin And Communication
Fudan University