Cybersecurity Engineer III

As a Cybersecurity Engineer III (SSE) at SNC, you will be at the forefront of safeguarding our systems throughout the acquisition lifecycle. You will play a critical role in ensuring the highest standards of cybersecurity and Information Assurance (IA) solutions for SNC and our valued customers. Your expertise will be pivotal in maintaining the confidentiality, integrity, and availability of our systems. By collaborating closely with system owners, administrators, engineers, and program managers, you will ensure that cybersecurity controls are effectively implemented and maintained throughout the system lifecycle. Join our dynamic and fast-paced environment, where your contributions will make a significant impact!

The Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of supporting the Department of Defense, Department of Homeland Security, commercial and international customers with years of experience in platform operations, engineering and full lifecycle management across domains – air, land, sea, space and cyber. https://www.sncorp.com/company/business-areas/

Responsibilities:

• Perform Cybersecurity Engineering and IIA job functions: establish and validate system boundaries; ensure comprehensive documentation of information systems, functionalities, data governance, and adherence to compliance standards and processes; collaborate with cross-functional teams to validate security requirements
• Develop and manage security documentation in support of NIST 800-171 compliance activities, including System Security Plans (SSPs), Plans of Action & Milestones (POA&M), software and hardware inventory, network diagrams, INFOSEC policies, and configuration management processes, ensuring audit readiness.
• Provide input to CMMC documentation: Systems Security Plan (SSP), Plan of Action & Milestones (POA&M), Software/Hardware Inventory, Network diagrams, INFOSEC Policies and Procedure,  Risk Assessment Report, and Configuration Management
• Integrate security requirements: ensure cybersecurity requirements are effectively incorporated into information systems throughout the Systems Development Life Cycle (SDLC) using methodologies such as Agile and DevSecOps; implement secure design, architecture, and coding practices, with continuous feedback loops for ongoing security enhancements. 
• Conduct security risk assessments: perform detailed risk assessments, including threat modeling and penetration testing, to identify vulnerabilities and tailor security controls to protect systems and information; stay updated with emerging threats and vulnerabilities to continuously enhance risk assessment practices.
• Lead configuration management: oversee the configuration management process, providing expert guidance during system development and acquisition to ensure security compliance; utilize tools such as ServiceNow and CMDB for effective configuration management and conduct regular audits and compliance checks. 
• Coordinate compliance activities: conduct periodic and ad-hoc validation and security control assessments, ensuring ongoing compliance with NIST 800-171, corporate policies, program contracts, and all specific identified requirements.
• Enhance technical cybersecurity/IA skills: maintain and continuously develop your technical skillset in cybersecurity and information assurance, focusing on areas such as IT enterprise environments, cloud security, incident response, and system architecture reviews.
• Periodic travel to SNC, customer, and partner facilities to support program and business-wide activities.
• Follow SNC policies, processes, and procedures for all technical activities.
• Punctuality to work each day and prepared to work scheduled work hours.
• Other duties as assigned.

Must-haves:

• Bachelor's degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline and typically 6 years of relevant experience
• Relevant experience may be considered in lieu of required education
• DoDD 8140 IAT Level II *Required within 6 months of hire.
• Strong communication skills; ability to translate complex cybersecurity information into quantifiable business risk and communicate risk effectively to business and executive leaership.
• Cisco, Microsoft, Linux, Azure/Cloud or other technical certifications a plus
• Knowledge of technical standards relating to systems security; UNIX, Linux, and Windows administration, experience with large-scale servers and large-scale enterprise IT environments, virtualization and con