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Senior Cybersecurity Engineer (Hanover)

eccalonHanover, MDManager L7
Information Security EngineersComputer Systems Engineers/ArchitectsInformation Security Analysts
Computer Systems Design ServicesEngineering ServicesOther Scientific and Technical Consulting Services
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Senior Cybersecurity Engineer / Security Architect (MLS & High-Assurance Systems)
Location: Hanover, MD (on-site) * NOT REMOTE*Type: Full-time
Clearance Required: No clearance required, must be clearable.
About Us: Eccalon provides global solutions to the most challenging technological issues of the 21st-century, and our evolving portfolio spans five major markets: Machine Learning, Cybersecurity, Aerospace & Defense, Material Sciences, Advance Manufacturing, Sports Science, Biotechnology, and Health & Life Sciences. Visit our website here.
Why Join Us? Eccalon's Executives foster a supportive work environment allowing our teams to thrive, and have a fierce dedication to innovation, security, and people. Our culture is built on inclusion, teamwork, trust, and we are committed to offering career advancement opportunities to all employees. Encouraging a healthy and balanced life, we offer an extensive benefits package to support the wellness of our employees and their families. You will be joining a team of innovators, working with cutting edge technologies, supporting mission critical projects, and making an impact.
Job Description: The Senior Cybersecurity Engineer / Security Architect is responsible for defining, implementing, and evaluating advanced cybersecurity solutions for high-assurance environments supporting sensitive and classified information. This role requires deep expertise in multilevel security (MLS), security architecture, and risk management, with a strong foundation in NIST and CMMI-aligned cybersecurity programs. The individual will operate independently or as part of a multidisciplinary team, providing technical leadership, mentoring junior staff, and delivering defensible security solutions for complex systems.
Responsibilities:
  • Define and document security requirements for high-assurance systems and applications.
  • Evaluate security technologies and products to ensure suitability for classified or sensitive environments
  • Design and implement MLS-compliant security solutions addressing complex data separation and access control challenges.
  • Conduct and support cybersecurity risk assessments aligned to NIST CSF and CMMI maturity models.
  • Provide technical leadership, mentoring, and subject-matter expertise to junior engineers and analysts.
  • Collaborate with stakeholders to ensure security solutions align with mission, compliance, and operational needs.
Required Qualifications
Core Cyber Security & Information Protection Experience:
  • Minimum of eight (8) years of experience in information protection, including the design, implementation, and governance of security programs or processes for the protection of sensitive or classified information.
  • Demonstrated experience performing IT risk assessments, threat analysis, and security control evaluations in complex enterprise or government environments.
  • Proven ability to work independently or under general supervision, contributing as a senior technical resource on cybersecurity initiatives.
  • Experience coaching and mentoring junior technical staff, providing guidance in highly specialized security disciplines.
  • Security Architecture & Requirements Definition
  • At least eight (8) years of specialized experience in:
  • Defining computer security requirements for high-level or mission-critical applications.
  • Evaluating and validating approved security product capabilities.
  • Designing and implementing solutions to Multilevel Security (MLS) problems.
  • Hands-on experience translating mission, system, and regulatory requirements into enforceable security architectures and technical controls.
Frameworks, Standards, and Maturity Models: Demonstrated experience supporting or delivering cybersecurity projects aligned to:
NIST Cybersecurity Framework (NIST CSF)
Capability Maturity Model Integration (CMMI): Hands-on experience translating mission, system, and regulatory requirements into enforceable security architectures and technical controls.
Specialized Technical Disciplines: Penetration testing and adversarial security assessments. Intrusion detection, security monitoring, and audit log analysis. Public Key Infrastructure (PKI) and certificate-based trust models. Cryptography and cryptographic key management. Strong authentication mechanisms and identity assurance. Multilevel Security (MLS) architectures and trusted systems design.
Education: Bachelor's degree from an accredited college or university in Engineering, Computer Science, Information Systems, Business, or a closely related discipline.
Preferred Qualifications: Strong analytical and problem-solving skills in complex, high-risk environments. Ability to communicate technical security concepts clearly to both technical and non-technical audiences. Experience operating in regulated, government, or defense-related environments.

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