Our Outpatient Mental Health Clinic has paused new community applications to focus on the current waitlist until further notice.

Join Our Team

At Cornerstone, we are Bearers of Hope, a dedicated team of behavioral health professionals, clinicians, case managers, and advocates walking beside individuals and families living with serious mental illness, behavioral health challenges, and co-occurring substance use disorders. Every role is an opportunity to make a real difference.

 

 

Over 20 of Cornerstone's staff posing and smiling for a group photo with a text overlay that says Cornerstone Careers.

Join our team of more than 435 dedicated professionals!

EMPLOYMENT OPPORTUNITIES

Cornerstone is always seeking qualified candidates to join our team and support our mission to empower people living with mental health and substance use disorders to thrive in their community through collaboration, treatment, education and advocacy.

Our company offers a dynamic and collegial work environment, ongoing opportunities for professional growth, and generous benefits, including 3 weeks paid vacation, up to 500 hours of sick leave, 9 paid holidays and 2 floating holidays (bonus days). Eligible for health care (single and family) the 1st of the month following 30 days of employment. Must work a minimum of 20 hours per week to be eligible for benefits and leave accruals. 403(b) retirement plan with employer match available.

 

Apply Today!

 

 

Prince Frederick, MD | Montgomery County, MD

The Supported Employment Specialist helps adults with mental health or substance use challenges find and maintain meaningful, competitive employment. This role provides one-on-one support, including resume building, connecting clients with employers, and on-site job coaching. By guiding clients toward sustainable careers, the specialist promotes long-term health, independence, and personal growth, supporting recovery and fostering hope.

Apply

 

 

Charlotte Hall, MD

Provides intake, supportive therapy, substance use counseling, and assertive case management for clients on the Assertive Community Treatment (ACT) team. The specialist conducts assessments, develops plans, coordinates services, and advocates for clients, many of whom have complex needs that are not met by traditional programs. ACT team members deliver care wherever clients are, including homes, workplaces, shelters, or other community locations, providing therapy, medication support, and crisis intervention to promote safety, trust, and stability. Frequent local travel is required.

Apply

 

 

Rockville, MD

Work with clients to strengthen independence and community integration: conduct assessments, develop recovery-oriented plans, coach life and vocational skills, and collaborate with clinical and community systems to support client goals.

Apply

 

 

 

Prince Frederick, MD | Rockville, MD

Provides intensive, short-term support to individuals experiencing behavioral health crises as an alternative to hospitalization. This role delivers high-quality psychiatric rehabilitation services, helping clients maintain daily routines while receiving counseling, medication support, and 24-hour care. Crisis Counselors collaborate with prescribers to support stabilization, including medication adjustments, and develop person-centered treatment plans with recovery-oriented goals. This position plays a critical role in helping individuals regain stability while staying connected to their families, providers, and communities.

Apply

 

 

Charlotte Hall, MD

The Program Manager of our Assertive Community Treatment program leads and oversees Cornerstone’s ACT team, providing clinical supervision, consultation, and overall program management for individuals living with severe mental illness. This role ensures the delivery of evidence-based, recovery-oriented services for individuals whose needs have not been met through traditional service models. The Program Manager guides a multidisciplinary team providing outreach, case management, therapy, and supportive services while maintaining fidelity to ACT standards. This position also supports direct clinical services, staff development, and compliance with regulatory, contractual, and budgetary requirements.

Apply

 

 

Charlotte Hall, MD

The Co-Occurring Disorder Specialist on the Assertive Community Treatment team provides integrated substance use counseling and assertive case management to individuals with co-occurring mental health and substance use disorders. This role conducts psychosocial assessments and delivers evidence-based, recovery-oriented services in alignment with ACT fidelity standards. The Specialist coordinates care, links clients to community resources, and advocates for their needs while collaborating closely with families and external providers. Active participation in daily treatment team meetings ensures coordinated, multidisciplinary support for each client.

Apply

 

 

Montgomery County, MD

The Registered Nurse on the Assertive Community Treatment team provides integrated nursing care to individuals with complex behavioral and physical health needs. Working as part of a multidisciplinary team, this role coordinates somatic and behavioral health services through collaboration with internal and external providers. Responsibilities include administering medications, monitoring vitals, and delivering assertive case management with a focus on assessment, coordination, and advocacy. The Nurse supports clients in the community setting, helping promote stability, wellness, and recovery. Local travel is required to meet clients where they are.

Apply

 

 

Montgomery County, MD

The Program Supervisor for the Vocational Department provides leadership, supervision, and ongoing development of vocational services that support clients in achieving meaningful employment and independence. This role oversees daily program operations, ensuring client safety and effective coordination of staff activities. The Program Supervisor ensures the team meets administrative and fiscal expectations, including outcomes, assessments, documentation timelines, and licensing requirements. This position plays a key role in maintaining program quality, accountability, and positive employment outcomes for clients.

Apply

 

 

Montgomery County, MD

The Intake Specialist for the Community Behavioral Health team coordinates the intake process, providing timely outreach and engagement for individuals referred to services. This role determines eligibility, conducts psychosocial and diagnostic assessments, and ensures accurate documentation in the electronic health record. The Intake Specialist links clients to appropriate programs or external resources, manages referrals, and maintains the agency’s waiting list. This position collaborates with internal teams, the Local Behavioral Health Authority, and community partners to ensure smooth coordination of care. Additional responsibilities include managing intake calls, requesting authorizations, and supporting overall access to services.

Apply

 

 

Curious about what it’s like to work at Cornerstone? Meet a few of the passionate professionals who are bearing hope, and making bold impact, every day.

Photo of Administrative Manager Alexander Knoll

“I love working at Cornerstone because we care for the whole person. Mental health is health, and supporting someone’s well being means tending to both mind and body. Our team provides thoughtful therapy, medication support, and integrated health services that help people navigate a complex system with confidence. But what inspires me most is that clinical care is only part of what we offer. Someone might receive a vital medication in the morning and find emotional healing through painting that same afternoon. This blend of clinical excellence and creative programming reflects our vision of community based, person centered care, and it is a privilege to be part of it.”

– Alexander Knoll
Administrative Manager

 

 

 

Chief Administrative and Chief Compliance Officer, Marisa Gillum smiling in a photo above her quote about why she loves working for Cornerstone.

“I am proud to work at Cornerstone because we create spaces where people feel seen beyond their struggles and embraced for their full humanity. Our clients taught us that unmasking hope means choosing connection and courage even on the hardest days. Honoring their lives reminds me why this work matters and why we must keep building places where healing can truly begin.”

– Marisa Gillum
Chief Administrative & Chief Compliance Officer

 

 

Chief Medical Officer, Joy Chang, MD smiling in a photo above her quote about why she loves working for Cornerstone.

“I am proud to be part of this team because Cornerstone is a place where we truly embody what it means to be bearers of hope. Here, a person can receive clinical care, participate in therapeutic programming, and find stability through residential support, all within one connected continuum. Working in an environment where every service works together to support the whole person strengthens my commitment to our mission and reminds me why this work matters every day.”

– Joy Chang, MD
Chief Medical Officer

 

 

Rodrigo Espinosa Woolcott smiling and posing in a blue and white plaid shirt for his profiled staff testimonial quote.

“Working at Cornerstone gives me a true sense of purpose. Seeing clients grow and thrive reminds me every day that we’re making a real difference in people’s lives.”

– Rodrigo Espinosa Woolcott
Clinic Intake Coordinator

 

 

Molly Brado wearing all black smiling and posing with her service dog for her profiled Staff testimonial.

“What I love most about working at Cornerstone is witnessing people take their next step, whatever that step looks like for them. Seeing someone move closer to a life of their choosing is a powerful moment, and being part of that journey is what brings me the greatest joy in my work here.”

– Molly Brado
Transition Age Youth Program Manager

 

 

Ernest Kumi smiling, posing for a bust shot wearing a blue suit and a red and blue striped tie for his profiled Staff testimonial quote.

“My favorite part of working at Cornerstone is seeing how truly passionate staff are; from going above and beyond with their clients to extending themselves to help a coworker.”

– Ernest Kumi
Director of Quality Assurance

 

Cornerstone is an Equal Opportunity Employer.

 

Apply Today!