Summary
Overview
Work history
Education
Skills
Timeline
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Jenna Clare Powell

Sleaford,Lincolnshire

Summary

Adaptable professional with extensive expertise in administrative practices and operational support. Proven ability to maintain health and safety compliance while managing high-pressure situations. Skilled in MS Office and database management, with a strong focus on detail and effective communication. Dedicated to enhancing organizational efficiency through strategic operational improvements.

Overview

20
20
years of professional experience
11
11
years of post-secondary education

Work history

Maintainability Administrator

Siemens Energy
North Hykeham
01.2018 - 08.2025
  • Led creation and upkeep of over 100 Digital Twins for Gas Turbines (SGT-100 to SGT-400), utilising SAP and Power BI and specialist databases.
  • Managed and updated Service History records to ensure accuracy and regulatory compliance.
  • Conducted thorough reviews of Build sheets, verifying component assignments for engine integrity.
  • Processed Maintenance Reports to accurately reflect site changes in lifecycle management system.
  • Regularly updated operational data, including Hours and Starts, to enhance performance tracking for efficiency and safety.
  • Developed training materials for new starters in collaboration with administrators in Hungary.
  • Ensured compliance with internal and external standards through detailed record maintenance and reporting.
  • Executed regular database audits to uphold high levels of data accuracy.

Settlements Assistant

SSE – GB Energy Market Settlements
Cardiff
06.2010 - 08.2017
  • Validated HH and NHH DUoS charges in excess of £1million in line with EPM Settlements operations.
  • Developed sustainable validation processes alongside senior settlements team members.
  • Verified charges for Government incentive schemes, including FITS Levelization and Warm Homes Discount.
  • Provided operational cover for FLEX and Export agreements to ensure compliance.
  • Processed invoices for Revenue Protection, EMR, and DC/DA charges using SAPs and BSUoS.
  • Managed confidential information while upholding discretion and integrity.
  • Facilitated efficient task management to enhance operational workflows.
  • Utilised Microsoft Word, Excel, Access, PowerPoint, and industry systems EIMS, Sonet, Flowtracker, CS, and ECOES.
  • Handled confidential information, maintaining discretion and integrity.

Administrative Assistant

Newport City Council - Revenue Section, Finance Dept
Newport
05.2008 - 01.2010
  • Processed and banked amounts exceeding £20,000 in cash, cheques, and postal orders.
    Supported team in recording and processing requisitions and invoices per guidelines.
    Maintained up-to-date information on accounts receivable, mail management, and call handling.
    Handled message taking and photocopying, ensuring proper documentation distribution.
    Provided support to Visiting Officers through regular safety and wellbeing checks.
    Communicated with service users and carers regarding care-related costs and updates.
    Logged hours accrued by care workers across multiple agencies accurately.
    Relieved workload of colleagues as required to maintain operational efficiency.

Travel Consultant

Thomson Holidays & Cruisedeals
Swansea
08.2005 - 12.2007
  • Communicated effectively with clients to ascertain holiday requirements and ensure high customer service standards.
  • Liaised with booking operators to secure holidays for customers.
  • Responded to customer enquiries, providing accurate quotes and processing payments.
  • Utilised company computer systems for booking management, maintaining operational efficiency.
  • Handled calls professionally using switchboard, ensuring calm and polite communication at all times.
  • Facilitated seamless travel arrangements to enhance overall customer experience.

Education

Post Graduate Diploma (Pass) - American Studies

University of Wales
Swansea, City and County of Swansea
10.2005 - 07.2006

BA (Hons) - American Studies

University of Wales
Swansea, City and County of Swansea
10.2001 - 07.2005

A Levels - English, General Studies

St Julian's Comprehensive School
Newport
09.1994 - 07.2001

Skills

  • Interpersonal skills
  • Ability to work under pressure
  • MS Office and database proficiency
  • Administrative knowledge
  • Telephone etiquette
  • Attention to detail
  • Health and safety compliance
  • Operational support

Timeline

Maintainability Administrator

Siemens Energy
01.2018 - 08.2025

Settlements Assistant

SSE – GB Energy Market Settlements
06.2010 - 08.2017

Administrative Assistant

Newport City Council - Revenue Section, Finance Dept
05.2008 - 01.2010

Post Graduate Diploma (Pass) - American Studies

University of Wales
10.2005 - 07.2006

Travel Consultant

Thomson Holidays & Cruisedeals
08.2005 - 12.2007

BA (Hons) - American Studies

University of Wales
10.2001 - 07.2005

A Levels - English, General Studies

St Julian's Comprehensive School
09.1994 - 07.2001

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Jenna Clare Powell