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Nicholas Sieg Email & Phone Number

Assistant Director of Finance Operations at Mastery Schools at Mastery Schools
Location: Greater Philadelphia, United States 4 work roles 3 schools
1 work email found @masterycharter.org LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Current company
Role
Assistant Director of Finance Operations at Mastery Schools
Location
Greater Philadelphia, United States
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Who is Nicholas Sieg? Overview

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Quick answer

Nicholas Sieg is listed as Assistant Director of Finance Operations at Mastery Schools at Mastery Schools, a with 1017 employees, based in Greater Philadelphia, United States. AeroLeads shows a work email signal at masterycharter.org and a matched LinkedIn profile for Nicholas Sieg.

Nicholas Sieg previously worked as Assistant Director of Finance Operations at Mastery Schools and Assistant Principal/Director of School Operations at Mastery Charter Schools. Nicholas Sieg holds Master Of Public Administration (Mpa), Public Administration from Penn State University.

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Email format at Mastery Schools

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{first}.{last}@masterycharter.org
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Profile bio

About Nicholas Sieg

Nicholas Sieg is a Assistant Director of Finance Operations at Mastery Schools at Mastery Schools. He possess expertise in operations management, leadership, customer service, data management, microsoft office and 8 more skills.

Listed skills include Operations Management, Leadership, Customer Service, Data Management, and 9 others.

Current workplace

Nicholas Sieg's current company

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Mastery Schools
Mastery Schools
Assistant Director of Finance Operations at Mastery Schools
philadelphia, pennsylvania, united states
Employees
1017
AeroLeads page
4 roles

Nicholas Sieg work experience

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Assistant Director Of Finance Operations

Current

Philadelphia, Pennsylvania

Jun 2023 - Present

Assistant Principal/Director Of School Operations

Hardy Williams High School

-Finance: Co-managing a shared $19 million budget with elementary school; conducting school budget analysis and planning with principal; managing school procurement processes-Data and compliance: Maintaining school data systems, including student information system and data reported to the School District of Philadelphia; spearheading the preparation for student file audits-Human Resources: Managing payroll for staff of approximately 70 employees; serving as liaison between school staff and Mastery network HR department-Academic operations: Managing the master schedule and individual student and staff schedules for school of over 600 students; planning and executing school-wide testing, including high-stakes state testing and quarterly local benchmark testing; procuring daily substitutes and scheduling class coverages for teacher absences-Team and vendor management: Leading administrative assistant team to promote excellent customer service and record keeping; leading building engineer team to ensure building is well-maintained; serving as main point of coordination with external vendors; overseeing school improvement projects including a significant increase to school security infrastructure and the installation of a handicap accessible ramp for the school’s main entrance-School enrollment: Directing enrollment processes, including developing and conducting outreach strategy, managing the data and mechanics of accepting and enrolling students, and managing school waitlist

Jun 2016 - Jun 2023

Case Manager/Special Education Teacher

Simon Gratz High School

-Responsible for IEP/re-evaluation compliance, academic success of students, and transition planning for a caseload of up to 45 students-Developed organizational systems and student data tracking materials for colleagues in special education department-Developed exemplar compliance documents for use in state audits and training materials for new employees-Facilitated professional development sessions for teachers on accommodating students with disabilities and communication between special education and regular education teachers-Taught 2-4 classes per day of math intervention-Provided push-in/pull-out learning support services

Aug 2011 - Jun 2016

Special Education Teacher

Simon Gratz High School

-Taught 5 math classes per day-Facilitated tutoring groups for students preparing for state testing (PSSA)-Developed system for monitoring yearlong student growth toward educational goals including multiple data points-Responsible for IEP/re-evaluation compliance for caseload of up to 25 students-Prepared and maintained student files for state special education audit

Aug 2009 - Jun 2011
Team & coworkers

Colleagues at Mastery Schools

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3 education records

Nicholas Sieg education

FAQ

Frequently asked questions about Nicholas Sieg

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What company does Nicholas Sieg work for?

Nicholas Sieg works for Mastery Schools.

What is Nicholas Sieg's role at Mastery Schools?

Nicholas Sieg is listed as Assistant Director of Finance Operations at Mastery Schools at Mastery Schools.

What is Nicholas Sieg's email address?

AeroLeads has found 1 work email signal at @masterycharter.org for Nicholas Sieg at Mastery Schools.

Where is Nicholas Sieg based?

Nicholas Sieg is based in Greater Philadelphia, United States while working with Mastery Schools.

What companies has Nicholas Sieg worked for?

Nicholas Sieg has worked for Mastery Schools, Mastery Charter Schools, and The School District Of Philadelphia.

Who are Nicholas Sieg's colleagues at Mastery Schools?

Nicholas Sieg's colleagues at Mastery Schools include Michael Taylor, Michael Rucker, Alyssa C. Wilson, M.S., Rochelle Caldwell, and Erica Empson.

How can I contact Nicholas Sieg?

You can use AeroLeads to view verified contact signals for Nicholas Sieg at Mastery Schools, including work email, phone, and LinkedIn data when available.

What schools did Nicholas Sieg attend?

Nicholas Sieg holds Master Of Public Administration (Mpa), Public Administration from Penn State University.

What skills is Nicholas Sieg known for?

Nicholas Sieg is listed with skills including Operations Management, Leadership, Customer Service, Data Management, Microsoft Office, Operating Budgets, Vendor Management, and Education Facilities.

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