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Excentium, Inc · 2 days ago

LEAD ATO SME

Washington, DC

Full-time

Hybrid

Lead/Staff

10+ years exp

Excentium, Inc is a Service-Disabled Veteran-Owned Small Business providing cybersecurity and IT services to federal agencies. They are seeking a Lead ATO SME to manage ATO/Re-ATO activities across BOP information systems and coordinate with various teams on security requirements.

Asset ManagementCyber SecurityInformation Technology

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Serve as primary interface with BOP CISO and senior government leadership

Lead and manage all ATO/Re-ATO activities across 50+ BOP information systems

Oversee Security Control Assessment (SCA) scheduling, execution, and reporting

Direct ISSO team activities and ensure consistent application of RMF methodology

Brief Authorizing Officials on system risk posture and authorization recommendations

Manage continuous monitoring program and ensure zero lapsed authorizations

Coordinate with system owners, developers, and operations teams on security requirements

Review and approve all authorization packages (SSPs, SARs, POA&Ms) before submission

Qualification

NIST Risk Management FrameworkGRC tools proficiencyFederal cybersecurity experienceDOJ security policiesEnterprise-scale authorization managementCybersecurity certificationsTechnical risk translationClassified environments experienceCommunication skillsDocumentation skills

Required

Bachelor's degree in IT, Cybersecurity, Computer Science, or related field

Minimum 10 years in federal cybersecurity, RMF, or information assurance

Expert knowledge of NIST Risk Management Framework (RMF) and all seven lifecycle steps

Deep understanding of NIST SP 800-37, 800-53 Rev 5, 800-53A, and FIPS 199/200

Proficiency with GRC tools (eMASS, JCAM, or similar)

Experience managing enterprise-scale authorization programs (50+ systems)

Strong written and verbal communication skills for executive briefings

Ability to translate technical risks into business impact for leadership decisions

Experience operating in classified environments and handling classified information

Excellent documentation and communication skills

Two (2) of the following: CISSP, CAP, CISM, CISA, Security+, or equivalent

Preferred

Experience with DOJ security policies and procedures

Benefits

Medical

Dental

Life

Disability

401k

Paid time off

Company

Excentium, Inc

Excentium, Inc. is a Service Disabled Veteran-Owned Small Business (SDVOSB) and a FedRAMP accredited 3PAO.

Founded in 2006

Reston, Virginia, USA

51-200 employees

https://excentium.com/

Funding

Current Stage

Growth Stage

Leadership Team

Colin Corlett, CISSP

President/CEO

DOMINIC (Nick) ZITO

Chief Operating Officer

Recent News

PR Newswire

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2025-08-19

Company data provided by crunchbase