Senior Administrative Assistant

Senior Executive Assistant


Overview
A high-profile role supporting senior leadership within a complex, fast-paced and globally connected environment.
You will operate as a trusted partner to executives, enabling effective decision-making, optimizing time,
and ensuring seamless coordination across a broad stakeholder network.

Key Responsibilities

• Own and manage complex, forward-looking executive calendars, aligning priorities in a dynamic environment
• Act as gatekeeper for communications, triaging inbox activity and ensuring timely, high-quality responses
• Coordinate leadership meetings, preparing agendas, materials, and tracking actions to completion
• Plan and manage domestic and international travel, optimizing for efficiency and cost
• Support leadership team operations, ensuring visibility and follow-through on key initiatives
• Handle highly confidential business information with absolute discretion
• Oversee expense management and administrative reporting with accuracy
• Organize senior-level engagements, events, and stakeholder interactions
• Build and maintain strong relationships across global teams and functions

Requirements

• Extensive experience supporting senior executives in corporate, energy, or similarly complex environments
• Proven ability to operate effectively under pressure with shifting priorities and tight deadlines
• Strong business acumen and stakeholder management at senior level
• Exceptional organizational skills with a proactive, solutions-focused mindset
• High degree of professionalism, integrity, and confidentiality
• Advanced MS Office skills and general digital fluency
• Excellent communication skills, both written and verbal
• Comfortable working across international teams, time zones, and cultures
• Self-sufficient, resilient, and able to anticipate executive needs

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturing sectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.