Information System Security Engineer

Information System Security Engineer

Date:
May 26, 2026

Lexington, MA, US

MIT Lincoln Laboratory

The Security Department's overall mission is to identify and counter security threats to the MIT Lincoln Laboratory's mission of development of game-changing technology in support of National Security, including guarding against compromise by foreign intelligence agencies and insider threats. To accomplish this mission, this department formulates and implements policies, plans, and actions designed to protect facilities against threats of vandalism, accidental destruction, and sabotage;

and safeguards personnel, classified and unclassified information systems, personal identifiable information, property, and other assets from exploitation and recruitment by foreign intelligence agencies.

We foster a culture where security professionals are empowered to solve complex security problems in close collaboration with Laboratory research teams and Government counterparts. Our people are our most important resource, and we encourage a casual and flexible opportunity-filled working environment that is technology-focused. Where mission needs can be met, the Security Services Department encourages flexible schedules and hybrid remote work arrangements.

MIT Lincoln Laboratory is a Federally Funded Research and Development Center (FFRDC) whose mission is research in support of National Security.

• Mission - The Security Department's (SD) overall mission is to identify and counter security threats to the MIT Lincoln Laboratory's mission of development of game-changing technology in support of national security, including guarding against compromise by foreign intelligence agencies and insider threats.
• Culture - We foster an inclusive, opportunity-filled environment of empowered team members from diverse backgrounds.

• Assist in the security design and configuration of classified systems and networks in a variety of traditional and virtual environments including Linux, Mac, and Windows.
• Perform security reviews, identify gaps in security architecture, and develop a security risk management plan.
• Integrate, test, and configure Free and Open Software (FOSS), Commercial-off-the-Shelf (COTS), Government-off-the-Shelf (GOTS), and custom software Develop/integrate cybersecurity designs for systems and networks with multilevel security requirements or requirements for the processing of multiple classification levels or transfer of information through Cross Domain Solutions (CDS). Provide security direction to design and development teams, monitor progress and productivity through planning and the use of metrics.
• Assist in developing System Security Plans (SSPs) and associated artifacts such as network diagrams, architectural plans, operating system baselines, and standardized configurations.
• Provide input and direction within Dev Sec Ops  programs from application security testing toolset selection (SAST, DAST, dependency analysis) to application security assessments.
• Apply Protected Distribution System (PDS) requirements and TEMPEST concepts to existing and planned infrastructure.
• Analyze network, system, and application vulnerability scanning, configuration assessment, and remediation for improvements to strategies.
• Act as Laboratory information security representative to multiple DOD Agencies.
• Lead efforts to prepare for technical parts of periodic organization compliance assessments.
• Perform information security policy gap analysis and formulate corrective actions.
• Assist ISSM team as needed with compliance audits, system authorization, sanitization, and incident response.
• Assist information security management in performing oversight of information security operations for collateral systems.

You will find significant opportunities to do meaningful work in an environment intentionally designed to be one where you will learn, thrive and belong.

• Leadership:
  Room to advance on your team or to lead cross-functional projects.
• Growth Opportunities:
  Potential for lateral and vertical movement.
• Education/Training: Management training, mentorship, in-house and external courses.
• Exposure:
  E…