Senior Cybersecurity Engineer

globalhr; North Tewksbury (MA); On-site; USD 87,000 - 165,000; Full time

Job summary

RTX, a leading aerospace and defense company, is seeking a cybersecurity professional for an onsite role in Tewksbury, MA. Define system-level security requirements, drive RMF/ATO artifacts, and lead Agile ceremonies as Scrum Master.

You will collaborate with engineering and program teams to implement secure designs, perform vulnerability assessments, and maintain documentation across Windows and Linux environments. Active DoD clearance is required on day one.

Qualifications

• Bachelor’s degree in Cybersecurity, CS, Engineering, or related field with 5+ years of relevant experience.
• Active DoD security clearance required on day one; US citizenship required.
• Experience applying RMF/NIST SP 800-37 and related controls.
• Scrum Master or Agile facilitator experience.
• Hands-on experience with network and system security administration across Windows and Linux.
• Ability to write and refine security documentation and artifacts.

Responsibilities

• 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 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 options and secure integration.
• Conduct internal cybersecurity audits to verify control implementation and compliance.
• Guide development and testing of security controls across networks, databases, OS, applications, and hardware/software.
• Champion Agile principles and serve as Scrum Master to enable iterative delivery.

Skills

Cybersecurity

RMF/NIST

Security clearance

Scrum Master

Agile

Vulnerability assessment

Windows security

Documentation automation

Education

Bachelor's degree in Cybersecurity/CS/Engineering

Tools

Nessus

OpenVAS

SCC

Job description

Date Posted: 2026-09-24

Country: United States of America

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

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: 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

Security Clearance Type: DoD Clearance: Secret

Security Clearance Status: 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.

What You Will Do

• 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.

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect steps of the interview process in‑person at one of our office locations, regardless of whether the role is designated as on‑site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long‑term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective‑bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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