[Remote] Cyber Security Engineer

Note: The job is a remote job and is open to candidates in USA. SES Space & Defense is a trusted partner ensuring mission success for customers operating in demanding environments. The Cyber Security Engineer will support program cybersecurity initiatives, ensuring systems remain compliant and resilient while providing hands-on support across various cybersecurity activities.

Responsibilities

• Ensure system compliance within the Cybersecurity Maturity Model Certification (CMMC) framework and associated policies, procedures, and guidelines
• Provide hands-on cybersecurity support, guidance, and quality assurance for projects, programs, and team members
• Serve as a Subject Matter Expert (SME) on system certification and authorization activities
• Review customer-required security plans, including CONOPS, OPSEC documentation, standard practices, and operating procedures
• Interface with Program Management to ensure compliance with established security plans and customer directives
• Review, prepare, and maintain CMMC packages in accordance with NIST 800-171 and customer requirements
• Identify and communicate changes that may affect Information System security authorization status
• Perform self-inspections and investigations as required by government regulations
• Participate in customer audits and inspections
• Manage vulnerability and patching activities, providing regular status updates to program leadership
• Develop, revise, and maintain Plan of Action and Milestones (POA&M) documentation
• Coordinate patching and hardening efforts to align with operational schedules and program requirements
• Develop and maintain continuous monitoring plans, including schedules, frequencies, and resource planning
• Participate as a member of the Change Control Board (CCB) to support timely approval of change and configuration activities
• Develop and maintain system information security policies and procedures
• Prepare internal and external customer reports in a timely manner
• Maintain technical expertise through professional development, industry engagement, and continuing education
• Collaborate with cross-functional engineering teams across programs and organizations
• Support hardening activities, site visits, and validation efforts across operational facilities, NOCs, and satellite access centers

Skills

• Bachelor's degree in Computer Science or a related technical discipline
• 2–4 years of experience in Information Assurance, Cybersecurity Systems, Vulnerability Management, Systems Auditing, Information Systems, Engineering Management, or Security Test and Evaluation
• U.S. Citizenship with the ability to obtain and maintain a DoD Secret security clearance
• Experience conducting Information System vulnerability scanning
• Experience serving as an Information Systems Security Officer (ISSO)
• Ability to work effectively in dynamic environments with DoD, military, civilian, and industry stakeholders
• Ability to work independently and within cross-functional teams
• Strong written and verbal communication skills, including the ability to brief senior leaders and executive staff
• Active DoD security clearance at the Secret level or higher preferred
• Familiarity with Tenable Nessus, SCTM, SCAP, and eMASS preferred
• Military satellite communications experience preferred

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