Information System Security Manager ( ISSM )

Venesco,-LLC-; Maryland; On-site; USD 120,000 - 180,000; Full time

Job summary

Venesco, LLC is seeking an experienced Information System Security Manager (ISSM) to lead cybersecurity oversight for assigned systems, programs, or enclaves. This role directs RMF execution, supports authorization activities, and ensures systems remain secure, compliant, and operationally ready.

Based in Maryland, the ISSM will mentor ISSOs, coordinate with Authorizing Officials and system owners, and enforce security policy, training, and continuous monitoring to sustain authoritative posture.

Qualifications

• Bachelor’s degree in a related field and 5+ years of cybersecurity or information assurance experience.
• Active Secret clearance or higher preferred.
• Strong knowledge of NIST RMF, SP 800-53, and ATO lifecycle.
• Experience leading security governance and risk management across multiple teams.

Responsibilities

• Lead RMF execution across assigned systems and ensure documentation is audit-ready.
• Coach ISSOs and security staff to enhance performance and compliance.
• Oversee vulnerability management, risk assessments, POA&M tracking, and remediation prioritization.
• Coordinate with Authorizing Officials, system owners, CISO staff, engineers, and program leadership to communicate system risk posture.

Skills

Leadership

RMF execution

NIST SP 800-53

CISSP

Clearance readiness

Security governance

Executive communication

Education

Bachelor’s degree in Cybersecurity/IT/CS/Engineering

Job description

Description

Information System Security Manager (ISSM)

We are seeking an experienced Information System Security Manager (ISSM) to lead cybersecurity oversight for assigned systems, programs, or enclaves. The ISSM is responsible for directing Risk Management Framework (RMF) execution, supporting authorization activities, managing vulnerability and risk posture, enforcing security policy implementation, and overseeing the performance of ISSOs and related security support personnel. This role serves as the primary security lead interfacing with leadership, system owners, assessors, engineers, and Authorizing Officials to confirm systems remain secure, compliant, and operationally ready.

Location: Onsite 3-5 days a week

Key Responsibilities

• Lead and oversee RMF execution across assigned systems, programs, or enclaves Direct Authority to Operate (ATO) activities and ensure required documentation is complete, current, and audit-ready
• Manage, coach, and mentor ISSOs and other security support staff
• Oversee vulnerability management, risk assessments, POA&M tracking, and remediation prioritization Develop, implement, and enforce security policies, procedures, and training requirements
• Coordinate with Authorizing Officials, system owners, CISO staff, engineers, and program leadership to assess and communicate system risk posture
• Ensure compliance with security frameworks and federal requirements, (e.g., NIST RMF, NIST SP 800-53, related DoD cybersecurity guidance)

Requirements

Required Qualifications

• Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, Engineering, or related field preferred 5+ years of cybersecurity or information assurance experience
• Prior team leadership or security oversight experience preferred.
• Active Secret clearance Relevant DoD 8140 certifications such as CISSP strongly preferred
• Strong knowledge of NIST SP 800-53, RMF processes, and ATO lifecycle activities
• Experience leading security governance, compliance, and risk management efforts
• Experience supervising ISSOs or coordinating security activities across multiple technical teams
• Strong communication skills for executive updates, audit support, and risk briefings
• Familiarity with vulnerability scanning tools, STIG validation, POA&M governance, and security documentation workflows

Preferred Qualifications

• Ability to operate in fast-paced, compliance-driven environments
• Strong judgment in evaluating cyber risk and balancing mission needs
• Proven ability to build trust with technical teams and senior leadership
• Detail-oriented approach to documentation, authorization, and continuous monitoring requirements

Venesco, LLC, is an equal opportunity and affirmative action employer. Venesco is committed to administering all employment and personnel actions on the basis of merit and free of discrimination based on race, ethnicity, religious affiliation, gender, gender identity or expression, sexual orientation, national origin, protected veteran status, or status as an individual with a disability. Consistent with this commitment, we are dedicated to the employment and advancement of qualified minorities, women, individuals with disabilities, protected veterans, persons of all ethnic backgrounds and religions according to their abilities.

For more information on Venesco, LLC., visit https://venesco.com.