ME00673-Senior Information System Security Officer (ISSO) at Momentum Engineering, Inc. — USA | Base Career

• Seeking experienced Senior Information System Security Officers (ISSOs) to support Federal cybersecurity operations focused on continuous monitoring, RMF execution, authorization maintenance, vulnerability management, audit readiness, and cybersecurity governance

• Senior ISSOs serve as cybersecurity subject matter experts supporting assigned systems while working closely with Lead ISSO, ISSM, System Owners, and other cybersecurity stakeholders

Seeking experienced Senior Information System Security Officers (ISSOs) to support Federal cybersecurity operations focused on continuous monitoring, RMF execution, authorization maintenance, vulnerability management, audit readiness, and cybersecurity governance
Senior ISSOs serve as cybersecurity subject matter experts supporting assigned systems while working closely with Lead ISSO, ISSM, System Owners, and other cybersecurity stakeholders

Support RMF activities throughout the authorization lifecycle
Maintain SSPs, POA&Ms, control implementation statements, and support cybersecurity documentation
Perform continuous monitoring activities and security posture reviews
Support vulnerability management analysis, tracking, and remediation coordination
Prepare and update authorization package artifacts
Conduct security impact analyses for changes affecting supported systems
Support audit readiness reviews and assessment preparation activities
Coordinate evidence collection and artifact management
Maintain cybersecurity records, repositories, and documentation
Participate in governance forums and security working groups
Track corrective actions and POA&M status through closure
Provide system-level cybersecurity guidance and recommendations

U.S. Citizenship required
Ability to obtain and maintain a Tier 4 High-Risk Public Trust
Bachelor's degree in Cybersecurity, Information Technology, Computer Science, Information Systems, or related field
5+ years of cybersecurity experience
3+ years supporting Federal cybersecurity or RMF activities
Experience supporting SSP development and authorization package maintenance
Experience with continuous monitoring and vulnerability management
Experience supporting audits, assessments, and compliance activities
Familiarity with Federal cybersecurity requirements and NIST guidance

One or more of the following:

Security+
CGRC
CISSP
CAP
CISM
GSEC
Desired technical experience:
CSAM ServiceNow Splunk Tenable Qualys Microsoft Azure Microsoft 365 Entra ID Governance, Risk, and Compliance (GRC) platforms
CSAM
ServiceNow
Splunk
Tenable
Qualys
Microsoft Azure
Microsoft 365
Entra ID
Governance, Risk, and Compliance (GRC) platforms

Exempt hourly position. 11 paid holidays, minimum of 3 weeks PTO, company sponsored group medical plan, company paid dental, vision, life insurance, and STD/LTD plans.

is dependent upon the candidate’s experience and qualifications.

Momentum Engineering, Inc. fosters an employee-centric culture.

Our strength lies in our people.

With a high percentage of employees holding advanced degrees in engineering, computer science, and related disciplines, we bring deep technical expertise to every mission.

Our team includes professionals with security clearances and full-scope polygraphs, ensuring trusted, secure support for the most sensitive national security initiatives.

Additionally, our workforce is equipped with industry-leading certifications, demonstrating a commitment to continuous learning and excellence.

Most importantly, our exceptional employee retention rate reflects a culture of professional growth, mission focus, and dedication—ensuring long-term stability and expertise for our customers’ critical needs.

ME00673-Senior Information System Security Officer (ISSO)

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Desired Qualifications

• Security+ CGRC CISSP CAP CISM GSEC

Salary

About Momentum Engineering, Inc.

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