Hybrid

Parsons Transportation Group is hiring a Senior System Security Engineer

Responsibilities

  • Act as the primary technical expert for Risk Management Framework (RMF) cybersecurity evaluations and system authorization planning.
  • Create and revise System Security Plans (SSPs) as part of RMF compliance documentation.
  • Create and revise Security Control Traceability Matrices (SCTMs) to align security controls with requirements.
  • Create and revise Configuration Management Plans to ensure system integrity.
  • Create and revise Incident Response Plans to address potential cybersecurity events.
  • Create and revise Continuous Monitoring (CONMON) Plans for ongoing system oversight.
  • Create and revise Plans of Action and Milestones (POA&Ms) and Security Assessment Reports (SARs).
  • Support Interim Authority to Test (IATT), Authority to Connect (ATC), and Authority to Operate (ATO) processes by collaborating with engineering teams and Authorizing Officials.
  • Conduct system-wide assessments of security controls based on NIST SP 800-53 and verify overall security posture.
  • Analyze risks from external system connections and assist in ATC approvals through boundary protection design.
  • Perform vulnerability and compliance assessments using tools like ACAS, Tenable Security Center, STIG Viewer, and Evaluate STIG.
  • Collaborate with development and infrastructure teams to establish, verify, and sustain secure system configurations.
  • Manage and improve continuous monitoring procedures, gather performance data, track identified issues, and coordinate with ISSMs and stakeholders.
  • Prepare and maintain cybersecurity documentation necessary for accreditation submissions.
  • Provide input on security implications of configuration changes, software releases, or system updates.

Benefits

  • Comprehensive medical, dental, and vision insurance coverage
  • Paid time off for vacation and personal use
  • 401(k) retirement savings plan
  • Life insurance protection
  • Flexible work hours to support work-life balance
  • Paid holidays aligned with personal and professional needs

Work Arrangement

Hybrid

Other

  • A current Secret security clearance is mandatory for this role.
  • The job will remain open for at least 3 days and typically up to 30 days, or until a suitable candidate is hired or the position is withdrawn.
  • The company is an equal opportunity employer and considers all qualified applicants without regard to race, color, religion, sex, national origin, disability, veteran status, or other protected characteristics.
Required Skills
LinuxVMwareKubernetesDockerSystem Hardening
About company
Parsons Transportation Group
Parsons is a technology-driven engineering and construction company that delivers solutions for infrastructure, defense, and security challenges worldwide.
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Job Details
Category security
Posted a year ago