Changwa Mjella

Human Resources and Administration professional with 16+ years of experience across mining, manufacturing, civil aviation and legal environments. Strong background in office and site administration, contractor management, employee relations, records management, travel coordination, budget support, payroll and attendance administration, SAP, reporting, compliance and stakeholder engagement. Experienced supporting senior management, supervising administrative teams, coordinating vendors and service providers, and handling confidential employee matters.

Bachelor of Laws (LLB) with practical experience in labour relations, grievance resolution, negotiation, mediation and regulatory compliance. Known for sound judgement, professionalism, organization, attention to detail and effective communication.

Senior Officer, Administration at ANGLOGOLD ASHANTI – GEITA GOLD MINING LTD (2018-08 – 2026-06)

• Managed HR-related contractors, monitoring service delivery, safety performance, payments, contractual obligations, documentation and monthly performance follow-up.
• Created controls to evaluate work completed before payment and maintained contractor expenditure databases supporting budget forecasting and monthly reporting.
• Supported HR management with OPEX and CAPEX budget preparation, monitoring, reconciliation and administrative reporting.
• Maintained accurate contractor records and supported compliance with company HSE requirements and contractual standards.
• Led contractor negotiations and achieved 98% compliance with contractual obligations.
• Reduced contractor and employee disputes by 30% through improved communication and structured grievance processes.
• Managed employee-related systems including SAP HR, X-time meal administration and My Geotab transport data.

Acting Legal & Administration Manager at TANGA CEMENT COMPANY LIMITED (2015-08 – 2016-12)

• Supervised administration procedures covering transport, telephone services, office maintenance, visitor management, fuel, canteen, medical services, security and general office operations.
• Managed transport and accommodation arrangements for company visitors and supported senior management requirements.
• Supervised company vehicles, suppliers, service contractors, office facilities, utilities, cleaning and maintenance activities.
• Managed employee issues and ensured administration procedures were communicated and implemented consistently.
• Managed legal matters, provided updates to management, liaised with external counsel and supported mediation, arbitration and court proceedings.
• Coordinated visitor management and worked with security to ensure established procedures were followed.

Administration Officer at TANGA CEMENT COMPANY LIMITED (2016-03 – 2018-12)

• Coordinated administration and medical services, including site clinic support and statutory medical examination records.
• Coordinated transportation and flight arrangements for visitors and management and organized meeting facilities, equipment and services.
• Processed time adjustments and pre-authorized statements in SAP and captured employee leave records.
• Supervised administration officers, telephone operators, drivers and messengers; monitored performance, coached staff and identified training needs.
• Prepared standard and ad hoc time and attendance reports and ensured accurate distribution to team leaders.
• Managed and controlled budgets related to administration functions.
• Developed attendance-management initiatives that contributed to a 20% improvement in workforce productivity.

Administration Officer at TANGA CEMENT COMPANY LIMITED (2010-03 – 2015-12)

• Coordinated administration and medical services and maintained accurate employee medical records and statutory examination documentation.
• Organized transportation, visitor arrangements, management meetings and general office services.
• Supported workplace safety and environmental compliance and maintained communication with management and trade union representatives.
• Served as secretary/recorder for management and trade union meetings and supported employee disciplinary and grievance matters in accordance with labour law.

Legal Officer – Temporary Employment at TANZANIA CIVIL AVIATION AUTHORITY (2009-05 – 2010-03)

• Provided legal and administrative support, including interpretation of legal documents, contract review and preparation of legal documents.
• Supported Human Resources with labour-law interpretation and dispute resolution.
• Followed up court matters, rulings, appeals and execution of legal decisions.
• Assisted with investigation and amicable resolution of consumer complaints.

Legal Counsellor at TANZANIA WOMEN LAWYERS ASSOCIATION (TAWLA) (2008-11 – 2009-05)

• Drafted legal documents, including contracts and affidavits, and provided legal counselling and reconciliation support.
• Provided legal aid services and supported matters involving women's and children's rights.

Bachelor of Laws in LLB – TUMAINI UNIVERSITY (2005-01 – 2008-12)