Senior Cybersecurity Engineer

2026-09-24

United States of America

US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

Onsite

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

DoD Clearance: Secret

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

This position is an onsite role in Tewksbury MA.

• →Define system level cybersecurity requirements and architect secure solutions across complex DoD systems.
• →Analyze security data, test results, and assessment findings to drive risk identification and remediation.
• →Prepare, maintain, and improve RMF/ATO documentation and other cybersecurity compliance artifacts.
• →Develop cybersecurity architecture artifacts, strategies, implementation plans, and security policies.
• →Lead or guide vulnerability assessments, A&A activities, and remediation validation.
• →Collaborate with engineering and program teams to evaluate cybersecurity design alternatives and ensure secure system integration.
• →Conduct internal cybersecurity audits to verify control implementation and compliance.
• →Guide development and testing of security controls across networks, databases, operating systems, applications, and hardware/software components.
• →Champion Agile principles and serve as the team’s Scrum Master, facilitating ceremonies, removing impediments, and enabling predictable, iterative delivery.

• →Maintain team level Agile metrics, support backlog refinement, and partner with the Product Owner to ensure security work is clearly defined and aligned with CDRL and program priorities. Contribute as a Scrum Practitioner by delivering high-quality cybersecurity documentation, technical evidence, vulnerability responses, and security artifacts each sprint.

• →Qualifications You Must Have
• →Bachelor’s degree in Cybersecurity, Computer Science, Engineering, or a related technical field, and 5+ years of relevant experience.
• →Strong understanding of cybersecurity principles, compliance requirements, and the DoD Risk Management Framework (RMF) as defined in NIST SP 800-37.
• →Active and transferable U.S. government security clearance on day one; U.S. Citizenship is required.
• →Experience applying security controls, hardening standards, and vulnerability mitigation across operating systems guided by NSA (FIPS), NIST (SP 800), DISA STIGs, and USCYBERCOM.
• →Hands-on experience with network and system security administration, including secure configuration and account management for Windows, Red Hat Enterprise Linux, and common network platforms (such as Cisco).
• →Familiarity with vulnerability scanning tools (Nessus, OpenVAS, SCC) and the ability to interpret and apply results to remediation actions.
• →Proficiency working with cybersecurity documentation, configuration files, and scripting or automation to support evidence collection.
• →Experience serving as a Scrum Master or Agile team facilitator, including leading ceremonies, maintaining team level metrics, removing impediments, and supporting iterative delivery.
• →Hands-on experience contributing as a Scrum Practitioner by writing and refining user stories, estimating security related tasks, and delivering high-quality cybersecurity documentation and artifacts each sprint.
• →Ability to collaborate closely with Product Owners, engineering teams, and stakeholders to maintain backlog clarity, prioritize work, and integrate security tasks into Agile planning cycles.

• →Qualifications We Prefer

• →Familiarity with DoDI 8510.01 and its role in directing RMF and ATO activities within DoD environments.
• →Experience supporting U.S. Government contracts in roles such as Information Assurance Engineer, ISSO, or cybersecurity SME.
• →Security related network or operating system certifications or training (e.g., Cisco, Microsoft, Red Hat).
• →DoDI 8570.01 IAT/IAM/IASAE Level III compliant certification preferred; candidates not yet certified may be expected to obtain a qualifying credential within 12 months of hire.
• →Experience serving as a Scrum Master or Agile facilitator, including leading ceremonies, maintaining team level metrics, and driving continuous improvement.
• →Experience as a Scrum Practitioner contributing to backlog refinement, user story development, task decomposition, and delivery of high-quality cyber documentation or security artifacts. 
• →Ability to work independently as a self-starter with minimal supervision while coordinating effectively across cross functional teams.

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