AltaGas - Sr. Administrative Assistant, Enterprise Risk & Assurance and Tax

AltaGas; Calgary; On-site; CAD 70,000 - 90,000; Full time

Job summary

A leading energy company in Calgary is seeking a Senior Administrative Assistant to support the VPs of Enterprise Risk & Assurance and Tax. The role requires strong organizational skills, the ability to manage executive schedules and high-level communication with internal and external stakeholders. Ideal candidates should have over 5 years of experience and advanced Microsoft 365 skills, alongside strong problem-solving abilities.

Benefits

Development opportunities

Competitive pay

401K matching

Medical, dental, and vision coverage

Qualifications

• 5+ years of experience supporting senior leaders in a fast-paced environment.
• Advanced skills in Microsoft 365, including Outlook, Word, Excel.
• Excellent verbal and written communication skills.

Responsibilities

• Manage the VP’s calendar, travel, expenses, and correspondence.
• Liaise with executives, board members, and their assistants.
• Handle confidential communications and documents.

Skills

Organizational skills

Problem-solving

Detail-oriented

Communication skills

Proactiveness

Tools

Microsoft 365

SAP

Oracle

Job description

Job Description

AltaGas - Sr. Administrative Assistant, Enterprise Risk & Assurance and Tax

We’re looking for a Senior Administrative Assistant to support the VP of Enterprise Risk & Assurance and the VP of Tax. Both teams are cross-border, with members based in Calgary and Washington, D.C. This role is perfect for someone who’s always one step ahead—organized, resourceful, and ready to handle anything. You’ll manage executive schedules, financial processes, audit coordination, and team operations with precision and professionalism. If you thrive on efficiency, love solving problems, and can juggle competing priorities with ease, we’d love to meet you.

What You'll Do :

Manage the VP’s calendar, travel, expenses, and correspondence

Liaise with executives, board members, and their assistants

Handle confidential communications, documents, and meeting minutes

Send formal audit communications on behalf of the VP ER&A and Audit Leadership

Coordinate internal and external stakeholder meetings

Oversee onboarding / offboarding of team members and consultants

Track team milestones, events, and performance metrics

Provide occasional admin support to other Finance teams

Generate purchase requisitions and purchase orders

Review invoices for coding accuracy and route for approval

Support budget reporting and invoice reconciliation

Liaise across departments to support C-SOX compliance and reporting timelines

Assist with internal control documentation and data collection

Coordinate with internal controls vendors and external auditors

Support internal controls updates and presentations

Plan and execute team offsites, training, and strategic sessions

Manage venue selection, budgeting, contracts, logistics, travel, accommodations, and tech needs

Prepare agendas and itineraries

What You'll Bring :

5+ years of experience supporting senior leaders in a fast-paced, professional environment

Advanced Microsoft 365 skills (Outlook, Word, Excel, PowerPoint, SharePoint, Teams)

Proven ability to work independently and collaboratively across teams

Exceptionally proactive, detail-oriented, and highly organized

Strong business acumen, problem-solving skills, and sound judgment

Excellent verbal and written communication, formatting, and proofing skills

High level of professionalism, discretion, and customer service mindset

Experience with enterprise systems such as SAP or Oracle is preferred

Strong knowledge of accounting, auditing, and internal controls; familiarity with C-SOX / SOX is an asset

Why Join Us?

At AltaGas, you’ll contribute to meaningful work in a collaborative, high-performance culture that values integrity and innovation.

You’ll be supported with development opportunities, and the chance to work on high-impact projects that align with AltaGas’ long-term strategy

You’ll be part of a company that’s not only performing—but transforming

For Canadian hires : AltaGas hires personnel on the basis of job-related qualifications. All qualified applicants will receive consideration without regard to a person's ancestry, place of origin, colour, ethnic origin, citizenship, creed, sex, sexual orientation, gender identity or expression, age, record of offences, marital status, family status or disability or any other characteristic protected by applicable law.

For U.S. hires : WGL / SEMCO / AltaGas offers a total rewards package that includes competitive pay, incentive bonus plans, holiday pay, 401K matching and a wide array of benefits. These benefits including medical, dental and vision coverage are designed to help you and your family stay healthy. We also have paid time off (PTO) to balance the demands of your work and personal life. Available benefits vary depending upon the specifics of the role.

U.S. affiliates of AltaGas are committed to equal employment opportunity and providing reasonable accommodations to applicants with physical and / or mental disabilities. We value and encourage diversity and solicit applications from all qualified applicants without regard to race, ethnicity, religion, gender, age, national origin, marital status, sexual orientation, gender identity, family responsibilities, matriculation, physical or mental disabilities, political affiliation, genetic information, status as a protected veteran or any other characteristic protected by federal, state, or local law.