Meet the Team
Who Are We?
Dr. Sydney Heimbrock, Executive Director
Sydney provides executive leadership to the PMF Program as part
of OPM's Center for Leadership Development (CLD). Sydney's passion
is building an innovative public sector workforce through strategic
talent development initiatives. Sydney also serves as Executive
Director of OPM's Innovation Lab and Deputy Director of CLD. Before
joining the PMF team, Sydney led OPM's Strategic Workforce Planning
efforts to close government-wide skills gaps through evidence-based
initiatives. Sydney holds degrees from Stanford, Syracuse, the
London School of Economics and Political Science, and Miami
University of Ohio. She is a frequent speaker and published
researcher in design-led innovation in the public sector, workforce
development and public administration reform. Sydney spends her
personal time supporting her two daughters' exploration of their
creative, intellectual, and spiritual selves.
Arianne Gallagher, Director
Arianne is the Director of the Office of Presidential
Fellowships at OPM's Center for Leadership Development, which
includes managing the PMF Program. Arianne is a Class of 2011 PMF
Graduate and comes to the team from the Executive Office of the
President, Office of Management and Budget where she served as a
Performance Manager leading a portfolio that included Federal
hiring policy and other talent management initiatives. Arianne was
also the co-founder and later the Deputy Director of the
Presidential Innovation Fellows Program while serving as a Program
Advisor in the White House Office of Science and Technology Policy
and later at GSA. Arianne holds both a Political Science
degree and a J.D. from the University of Pittsburgh while also
being a certified Project Management Professional. Arianne is
incredibly excited to be working on the program that inspired her
to public service. In her personal time Arianne loves to travel and
spend quality time with Sprocket, her miniature
Cheronn, Team Leader
Cheronn comes to us from the U.S. Department of Homeland
Security (DHS). During her 15 years in Federal service she has
worked in various human resources positions. She began her Federal
career at the National Institutes of Health (NIH) as part of the
Staffing and Classification team for the National Heart Lung and
Blood Institute (NHLBI). She later transitioned to the NIH Training
Center as the Program Manager for the Management Intern and PMF
Programs. The next step in her career led her to the DHS' Federal
Emergency Management Agency (FEMA) where she worked with leadership
to enhance their current PMF Program. After a year, she
transitioned to DHS headquarters as the Pathways Programs Officer
to roll out the three programs that are part of Pathways. Cheronn
holds a BS in Business and has a variety of HR-related
Rob Timmins, Operations
Rob first started his Federal career at the U.S. Naval Sea
Systems Command and a year later transferred to the U.S. Office of
Personnel Management (OPM). During his 25+ year history with OPM,
Rob worked on government-wide programs such as the National
Security Education Program (NSEP), Scholarship for Service (SFS),
and the former Presidential Management Intern (PMI) Program, which
is now the PMF Program. He has been a member of the PMF Program
Office for 15+ years and serves as the Operations Manager covering
policy, guidance, and changes in participant status. In addition,
Rob was a Search and Rescue Officer with the Civil Air Patrol and a
Police Officer with the Fairfax County Police Department in the
Commonwealth of Virginia for 5 years. Rob is the oldest of 6, is
married to his husband, Jeff, and lives in the Georgetown area of
Ida Dalessandro-Felix, Director of Training and
Ida specializes in Organizational Development and Employee
Growth. Prior to her employment with OPM, Ida was an accomplished
private sector business leader with 25 years' experience. She held
management positions in two highly acclaimed international
companies for 15 years prior to starting two business ventures. Her
expertise prompted her to work in staff development and training on
an international level. For the past seven years, Ida served in the
role of Human Resource Development and career counselor for the
Federal Government. Ida leads the leadership development segment
for the PMF Program. Ida holds a Bachelor of Science in Human
Resources and an Executive Masters in Organization Development. Ida
is a certified Executive Coach and obtains multiple certifications
in the field of Human Resource Development.
Evelyn Armstrong, Financials
Evelyn entered into Federal Service 29 years ago. During her 29
years of services she has worked in OPM's Human Resources Office in
Philadelphia, PA, under various positions. She transferred to OPM's
Training and Management Assistant Solutions (TMAS)
office in 2009 as a Program Analyst. Now she has joined the PMF
Program Office. Evelyn is one of 13 children, is married to her
husband Fran, and has a daughter and lives in the Philadelphia
Marilyn Wiley, Program Analyst
Marilyn started with the PMF Program Office in August 2017.
During her 25+ years with OPM, she worked on several projects for
OPM's Retirement Services. These opportunities allowed Marilyn to
work with employees at all levels within the organization to
streamline business processes and to resolve inquiries from
annuitants and their survivors on pending claims matters. Through
many administrative changes, she worked with the agency on a
proposed restructuring effort. Her passion for inclusion has been
instrumental in performing her work with the agency's
initiative. Marilyn holds a BA degree in Human Resources
Management from the University of Maryland University College, and
a MA degree in Organization Development from American University.
She is married and has two sons and one daughter.
Cynthia Gloster, Program Analyst
Cynthia entered into Federal Service 28 years ago, she started
her career at the U.S. Department of the Navy, Bureau of Naval
Personnel, and in 2000 Cynthia joined OPM as a Program Assistant in
OPM's Office of Employee Relations and for the past 17 years she
has worked in the Human Capital Leadership and Merit System
Accountability Division (HCLMSA), Small Agencies Office. Cynthia
reassigned to the PMF Program Office in August 2017. Cynthia has 4
children, 3 adorable grandchildren, and a Silky Terrier named
What Do We Do?
- Perform overall management of the PMF Program.
- Develop strategies for attracting and recruiting graduate
students with diverse backgrounds into the PMF Program.
- Develop and conduct a rigorous application, assessment, and
selection process to determine a pool of Finalists.
- Market the PMF Program to Federal agencies and departments and
to accredited graduate schools.
- Provide structured development programs and activities
including orientation and training sessions.
- Serve as a conduit for effective communication among all
members of the PMF Program community: Agency PMF Coordinators,
hiring officials, supervisors, educational institutions, assessors,
applicants, and Fellows.
- Provide agencies with access to systems and information needed
to administer the program in their agency.
- Evaluate the effectiveness of the PMF Program.
In general, we help to bring the best new leaders into the
Have questions or comments?
Presidential Management Fellows Program
U.S. Office of Personnel Management
1900 E Street, NW, Room 2469
Washington, DC 20415
(Application and Assessment Inquiries)