Senior Cybersecurity Project Manager

We are an employee-centric company that truly values our team members and the contributions they make to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and on building teams that are, and continue to be, technically proficient across a broad range of cyber mission areas. OneZero full-time employees receive a highly competitive benefits package, including health, dental, vision, and life insurance, a 401(k) with company matching, paid time off and holidays, an employee referral program, and educational assistance. Additional details are available on our website: https://www.onezerollc.com/careers/

Position Title: Senior Cybersecurity Project Manager

Location: On-site in a SCIF in the National Capital Region (NCR) – Nebraska Avenue Complex, Washington, DC (work locations transitioning to ICCB Bethesda / St. Elizabeths). Telework is not authorized; a designated Key Person must be available on-site during core hours.

Clearance: TS/SCI (final adjudicated TS + current SCI access, or SCI within 2 yrs reinstatable per ICD 704; CI polygraph anticipated)

Job Summary:

The Senior Cybersecurity Project Manager is a designated Key Personnel position serving as the contractor's primary point of contact to the DHS Office of Intelligence & Analysis (I&A) CIO/CISO under the Intelligence Information Assurance and Cybersecurity Services (I2ACS) program. The PM leads delivery of comprehensive cybersecurity managed services across the DHS Intelligence Enterprise – RMF / Assessment & Authorization (A&A), Continuous Monitoring (CONMON) and Ongoing Authorization, ISSO support, vulnerability management, penetration testing, and SOC operations – in a hybrid, multi-classification environment (commercial and IC cloud, C-LAN, cross-domain solutions) protecting 50,000+ users. The PM is accountable for cost, schedule, and technical performance; FISMA compliance with no expired ATOs; maintaining the minimum 90% staffing level with cleared talent; and driving automation and acceleration of CONMON and ATO processes in a classified setting.

Education and Experience:

• Bachelor's degree in Computer Science, Information Systems, Cybersecurity, Engineering, or a related field (Master's preferred), or equivalent experience.

• 10+ years managing cybersecurity or enterprise IT programs, including 5+ years in classified (TS/SCI) Intelligence Community or DoD/DHS environments.

• Demonstrated experience leading RMF / A&A, Continuous Monitoring / Ongoing Authorization, and/or SOC programs at enterprise scale.

• Experience managing hybrid T&M / FFP contracts of comparable scope (e.g., ~$70M ceiling, 30+ FTE cleared workforce).

• PMP required; CISSP strongly preferred (DoD 8570/8140 IAM-level); ITIL a plus.

• Clearance: final adjudicated Top Secret with current SCI access (or SCI debriefed within the last 2 years, reinstatable per ICD 704), free of conditions, deviations, or waivers; able to obtain a CI polygraph.

• NOTE: Education/experience/certification minimums above are a recommended baseline pending confirmation against the I2ACS TORFP labor-category description.

Essential Duties:

• Serve as the contractor's primary point of contact to the DHS I&A CIO/CISO; lead all financial, technical, administrative, and personnel program activities.
• Deliver to cost, schedule, and technical performance; conduct Program Management Reviews (PMRs) and provide progress and financial reporting to company and Government leadership.

• Lead delivery across the I2ACS scope: RMF/A&A, CONMON and Ongoing Authorization, ISSO support, vulnerability management, penetratio