Information System Security Manager ( ISSM )

Venesco, LLC; Aberdeen, Northern (MD, KY); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Venesco, LLC is seeking an Information System Security Manager (ISSM) to onsite in Maryland. You will lead RMF execution, manage ATO activities, and mentor ISSOs, ensuring audit-ready documentation across programs.

Responsibilities include vulnerability management, risk assessments, POA&M tracking, and enforcing security policies in line with NIST and DoD guidance. Strong leadership and communication are essential for briefings and cross-team coordination.

Qualifications

• Bachelor's degree in cybersecurity, information technology, computer science, engineering, or related field.
• 5+ years of cybersecurity or information assurance experience.
• Active Secret clearance or higher is strongly preferred.
• Strong knowledge of NIST RMF, NIST SP 800-53, and ATO lifecycle activities.
• Experience leading security governance, compliance, and risk management efforts.
• Experience supervising ISSOs or coordinating security activities across multiple teams.

Responsibilities

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

Skills

RMF execution

ATO activities

Leadership

NIST SP 800-53

Clearance

Education

Bachelor’s degree in Cybersecurity

Tools

Security governance tools

Job description

Description

Information System Security Manager (ISSM)

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.