MetroStar Systems

Sr. Information Systems Security Officer II (6670)

MetroStar Systems$156K — $200K *
Technical Services
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of experience in cybersecurity, focused on government information systems and ATO support.
  • Hands-on expertise with federal cybersecurity frameworks (NIST, FedRAMP, etc.) in real-world applications.
  • Proven track record in achieving ATOs for cloud-based systems in IL5 through IL6+ environments.
  • Familiarity with ATO and risk management tools like eMASS and Xacta, plus related security solutions.
  • Strong communication skills to convey complex cybersecurity concepts to diverse audiences.
  • CISSP or equivalent IAT Level III certification compliant with DoD 8140 standards.
  • Active TS/SCI clearance with CI Polygraph.

Responsibilities

  • Partner with government entities to understand their system architecture and ATO requirements.
  • Conduct detailed security assessments to identify vulnerabilities and risk analyses.
  • Monitor security tools and logs for suspicious activities and potential threats.
  • Collaborate with technical teams to implement and maintain security controls aligned with government standards.
  • Investigate and analyze security incidents to determine impact and necessary actions.
  • Develop and refine incident response plans to enhance organizational security.

Benefits

  • Health, dental, and vision insurance.
  • 401(k) retirement plan with company match.
  • Paid time off (PTO) and holidays.
  • Parental leave and dependent care options.
  • Flexible work arrangements available.
  • Opportunities for professional development.
  • Employee assistance and wellness programs.
Full Job Description
As an Information Systems Security Officer (ISSO), you will lead and support government clients through the full lifecycle of obtaining and maintaining Authority to Operate (ATO) for their information systems. Leveraging your expertise in federal cybersecurity standards and regulations, you will assess system security posture, manage compliance activities, and monitor, analyze, and respond to potential security risks and incidents. In this role, you will ensure client systems meet stringent ATO requirements while maintaining alignment with government-specific cybersecurity frameworks, policies, and best practices.

What you'll do:
  • Partner with government stakeholders to gain a deep understanding of system architectures, security requirements, and mission objectives related to achieving and sustaining Authority to Operate (ATO) in compliance with federal regulations.
  • Perform comprehensive security assessments and risk analyses aligned with government compliance standards, identifying system vulnerabilities, threat vectors, and areas of risk specific to federal and classified environments.
  • Monitor security tools, logs, and network activity in accordance with government cybersecurity guidelines to detect suspicious behavior, potential intrusions, or unauthorized access attempts.
  • Collaborate with cross functional technical teams to design, implement, and maintain government aligned security controls, including firewalls, intrusion detection/prevention systems, encryption mechanisms, and access controls.
  • Investigate and analyze security incidents, determining root cause, scope, impact, and appropriate remediation actions.
  • Develop, execute, and refine incident response plans, including containment, eradication, recovery, and post incident analysis to strengthen security posture and prevent recurrence.

What you'll need to succeed:
  • 10+ years of cybersecurity experience, with a strong specialization in government information systems and Authority to Operate (ATO) support, including extensive hands-on experience guiding systems through initial authorization and ongoing ATO sustainment.
  • Hands on experience working with federal cybersecurity frameworks and compliance requirements, such as NIST SP 800 53, RMF, ICD 503, FISMA, FedRAMP, and security overlays, and the ability to apply these standards in real world environments.
  • Proven experience achieving and sustaining ATOs for cloud based data and application systems operating in IL5 through IL6+ environments, supporting NIPR, SIPR, and JWICS networks.
  • Comfort working with government ATO and risk management tools, including eMASS and Xacta, as well as vulnerability scanning and intrusion detection/prevention solutions used to support continuous monitoring and risk mitigation.
  • Strong communication skills, with the ability to clearly explain cybersecurity risks, compliance requirements, and technical details to a wide range of audiences-from engineers and analysts to government leadership and non technical stakeholders
  • A CISSP or equivalent IAT Level III certification, meeting DoD 8140 workforce requirements.
  • An active TS/SCI clearance with CI Polygraph.

SALARY RANGE: $156,000.00 - $200,000.00

The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including:
  • The candidate's professional background and relevant work experience
  • The specific responsibilities of the role and organizational needs
  • Internal equity and alignment with current team compensation
  • This role is also eligible for additional compensation, subject to the terms and policies of MetroStar, which may include:
    • Performance-based bonuses
    • Company-paid training and/or certifications
    • Referral bonuses


To apply for this position, please submit your resume via the form below or through our careers page: https://www.metrostar.com/jobs/

Application Deadline: Applications will be accepted on a rolling basis until the position is filled; candidates are encouraged to apply as early as possible for full consideration.

Additional Compensation: This role may also be eligible for bonuses and/or additional incentives based on individual and company performance.

Benefits: All full-time employees are eligible to participate in our benefits programs:
  • Health, dental, and vision insurance
  • 401(k) retirement plan with company match
  • Paid time off (PTO) and holidays
  • Parental Leave and dependent care
  • Flexible work arrangements
  • Professional development opportunities
  • Employee assistance and wellness programs

Like we said, we are big fans of our people. That's why we offer a generous benefits package, professional growth, and valuable time to recharge. Learn more about our company culture code and benefits. Plus, check out our accolades.

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About MetroStar Systems

MetroStar Systems is a technology services provider specializing in digital transformation, cybersecurity, and customer experience. The company was founded in 1999 and is headquartered in Washington, DC. MetroStar Systems has worked with clients in the public and private sectors, including the Department of Defense, the Department of Homeland Security, and the Federal Aviation Administration. The company has received numerous awards for its work, including being named a Top Workplace by The Washington Post.
Learn more about MetroStar Systems
Size
400 employees
Industry
Net Income
$2 million
Founded
1999
5 Year Trend
+20%
Revenue
$50 million

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