Skip to Main Content

Job Title


Cyber Security Engineer / ISSO x 2


Company : Marathon TS


Location : Ashburn, VA


Created : 2025-10-31


Job Type : Full Time


Job Description

Marathon TS is looking to hire Cyber Security Engineers to work a newly awarded contract supporting the Department of Homeland Security (Client) Customs and Border Protection. The Cybersecurity Engineer/Information System Security Officer (ISSO) will be responsible for ensuring the security and integrity of the IT infrastructure and systems within the Customs and Border Protection (CBP). This role includes implementing and managing security measures to protect sensitive data and systems from cyber threats. The Cybersecurity Engineer will conduct vulnerability assessments, manage security incidents, and ensure compliance with relevant policies and regulations. The ideal candidate will collaborate with various departments to enhance security posture and will be involved in security architecture development and incident response planning. Position Summary: As a key member of the Information Technology team, the Cybersecurity Engineer/ISSO will play an essential role in safeguarding the agency's information systems. This position will involve coordinating security initiatives, conducting risk assessments, and developing security guidelines and procedures in alignment with CBP and Client standards. The Cybersecurity Engineer/ISSO will also be responsible for training staff members on security best practices and will serve as the primary point of contact for security audits and assessments. The Cyber Security Engineer / ISSO will play a crucial role in supporting the Unattended Ground sensors (UGS) program by ensuring the cybersecurity posture is robust and compliant with the required regulations. This will involve collaborating with project management teams to implement security monitoring, vulnerability management, and incident response capabilities aligned with Client standards. The ISSO will additional oversee network monitoring and security scanning, maintaining security patching protocols, and provide configuration management support for the HGS system infrastructure connected to the CBP firewall. Qualifications: - Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. - Minimum of years of experience in cybersecurity roles, with a focus on risk management and systems security. - Proven experience with security frameworks such as NIST, FISMA, and the Risk Management Framework (RMF). - Strong analytical and problem-solving skills, with the ability to make informed decisions during cybersecurity incidents. Certifications: - Certified Information Systems Security Professional (CISSP) or equivalent preferred but not required. - Certified Information Security Manager (CISM) or Certified Information Systems Auditor (CISA) preferred. - CompTIA Security+ or other relevant security certifications are advantageous. - Continuous Monitoring and incident response certifications are highly desirable. - This position will also require passing a background investigation as per CBP policies. cjjobs