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Senior Cyber Information System Security Officer (ISSO)

Dark Wolf Solutions
Dark Wolf Solutions Salary
Greendale, WI Full Time
POSTED ON 4/16/2025
AVAILABLE BEFORE 5/16/2025

Senior Cyber Information System Security Officer (ISSO)

Dark Wolf Solutions is seeking a highly skilled and experienced Senior Cyber Information System Security Officer (ISSO) to join our cybersecurity team. The ideal candidate will possess a strong background in cybersecurity and Risk Management Framework (RMF) processes, along with relevant certifications and experience. The Senior Cyber ISSO will support a collaborative team to help develop, manage, and maintain information system security Assessment and Authorization (A&A) packages. This could include supporting the planning, execution, and monitoring of the seven step RMF process for our customer. The individual will be the critical lead in developing and maintaining the systems dynamic security posture by pursuing high security standards while also assisting teams in navigating the intricate ATO processes. This position will be a Hybrid position based out of Falls Church, VA and Herndon, VA. On-site requirements may fluctuate based on current project needs, but will average 25-50% with a potential option for hybrid.

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Key Responsibilities :

  • Managing cybersecurity efforts for a critical contract, ensuring compliance with applicable regulations and standards.
  • Managing the maintenance and compliance of multiple ATO packages across unclassified and classified systems with varying impact levels.
  • Creating, managing, and maintaining A&A packages to include System Security Plans (SSPs), Security Control Traceability Matrices (SCTMs), Plans of Action and Milestones (POA&Ms), and other artifacts.
  • POA&M development to compile and track system vulnerabilities, mitigation efforts, remediation, and closures; ability to provide fix actions and compensating controls. Performs POA&M maintenance to include reviews and stakeholder briefings, as necessary.
  • Supporting the entry and maintenance of data into information system security systems of record, such as eMASS.
  • Providing continuous monitoring and lifecycle management support activities through both manual and automated methods.
  • Cultivating and maintaining strong relationships with key stakeholders, including internal and external partners.
  • Providing insight to teams for the understanding of the customer’s business requirements and the analysis, evaluation, and implementation of systems policies, strategy plans, and other relevant projects.
  • Serving as the primary point of contact for all cybersecurity matters, demonstrating exceptional customer service and communication skills.

Required Qualifications :

  • B.A. or B.S. in Information Security, Computer Science or related discipline.
  • 5 years of relevant Cyber experience as a Cybersecurity Analyst, ISSO, and / or Information Assurance Engineer.
  • Proven experience leading cybersecurity initiatives and managing ATOs in a complex environment.
  • Cloud Platform experience, such as AWS, Azure, or Google GCP, with a strong understanding of cloud security, containers, cloud-native technologies, and cloud security best practices.
  • Strong understanding of cybersecurity frameworks and regulations, such as NIST 800-37, NIST 800-53, and CNSSi 1253.
  • Hands-on eMASS experience in a Governance, Risk & Compliance (GRC) tool, such as eMass, Xacta, CSAM, etc., completing full system lifecycle activities.
  • Experience reviewing findings from compliance scanning tools (e.g., SCAP) and vulnerability scanning tools (e.g., ACAS) and determining a path to remediation.
  • Strong analytical and problem-solving skills, with a proactive and solutions-oriented mindset.
  • Excellent communication and interpersonal skills, with the ability to effectively communicate technical information to both technical and non-technical audiences.
  • Ability to clearly articulate ideas for executive-level consumption.
  • Ability to use prior experience and knowledge to address new situations, especially during interactions with clients.
  • US Citizenship and have Secret security clearance with eligibility to the Top Secret / SCI level.
  • Desired Qualifications :

  • Experience managing and mentoring a team of cybersecurity professionals.
  • Previous experience supporting Department of Defense RMF processes.
  • This position is located in Falls Church, VA.

    The estimated salary range for this position is $120,000.00 - $150,000.00, commensurate on experience and technical skillset.

    We are proud to be an EEO / AA employer Minorities / Women / Veterans / Disabled and other protected categories.

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    Salary : $120,000 - $150,000

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