System Engineer

About Us:

Sealing Technologies, a Parsons Corporation company, is a trusted partner in providing powerful edge computing hardware and defensive cybersecurity solutions to protect the Federal Government and private enterprises. Our goal is to support the federal government, our allies, mission partners, and private industries in accomplishing their cybersecurity and defense objectives efficiently and securely through cutting-edge hardware, engineering, and integration services.

Position Overview:

Sealing Technologies, a Parsons Company, is seeking a talented and experienced Systems Engineer to join our dynamic team of engineers delivering cutting-edge solutions. You will be performing hardware and software integration, cybersecurity and systems engineering, and mission support in mostly unclassified spaces in support of our warfighters.

Duties and Responsibilities:

• Perform and lead advanced cybersecurity related engineering tasks, including hands-on system and software development.
• Assist with planning and allocation of resources, estimating work and staffing needs, coordinating activities, and engaging with key stakeholders to ensure project success.
• Conduct research and perform technical analyses with emphasis on network and cyber operations Tactics, Techniques, and Procedures (TTPs), focusing on threats to networked space, cyberspace platforms, and U.S. DoD information networks.
• Collaborate with stakeholders across the company to ensure technology standards, security controls, and engineering practices are well understood and consistently applied.
• Provide support and technical guidance to staff across multiple locations, with primary presence in Columbia, MD.
• Partner with internal teams to deliver technical demonstrations and showcase SealingTech capabilities to customers.
• Identify and define high-level functional and technical requirements by working with the user community and leveraging knowledge of existing DoD enterprise architectures.

Minimum Qualifications:

• 8 years of experience in systems engineering (server hardware), systems architecture (Windows, Linux, ESXi), network security architecture, software development, and virtualization
• 5 years of experience with testing DCO related products such as TAPS, Servers, Firewalls
• 5 years of experience building test plans, executing test plans, and recording metrics in support of DCO kits
• 5 years of experience with current defensive cyberspace TTPs
• Strong proficiency in core cybersecurity concepts, technologies, and methodologies and understanding of infrastructure security, hardening processes, techniques, and industry best practices
• Experience with network protocols, architecture design, and defense-in-depth practices
• Hands-on experience with automation tools (e.g., Ansible, Python, scripting)
• Proficient in virtualization technologies and management platforms (e.g., vCenter, Kubernetes), including deployment and configuration of VMs and containers
• Working knowledge of defensive cyber tools such as Splunk, Elastic, Zeek, Palo Alto, RedSeal, and related platforms
• Understanding of best practices for security patching, authentication, and log retention
• Experience operating within security frameworks to support compliance and auditing requirements
• Experience with Agile project management using tools such as Jira
• Strong written and verbal communication skills, with the ability to document and maintain engineering processes and procedures
• Ability to obtain a Secret security clearance
• Must have an active driver’s license and clean driving record
• U.S. Citizenship
• Ability to travel within the United States < 10% of the time.

Preferred Qualifications:

• Experience supporting Defensive Cyber Operations within Service Cyber Command elements or other U.S. Government organizations
• CYSA, or CISSP would be ideal
• Bachelor’s degree in Computer Science or a related technical field