Principal Systems Engineer (Onsite)

Date Posted:

2026-05-29 Country:

United States of America Location:

US-MD-ABERDEEN-APG 6260 Guardian Gtwy APG Position Role Type:

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

The ability to obtain and maintain a U.S. government issued security clearance is required. 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:

Active and existing security clearance required after day 1

Raytheon, managed by Collins Aerospace

The Precision Navigation business within the Mission Systems division of Collins Aerospace, Systems Engineering Center is growing! We are involved in all aspects of Systems Design and Architecture for the business area. This team, based at Aberdeen Proving Ground, is responsible for supporting system architecture development, CONOPS development, system trade studies, requirements analysis and flow down to hardware/software configuration items; leading to systems design for combat Identification of Friend or Foe (IFF) solutions for air defense, air control, and self-protection missions in airborne and ground applications.

We have an immediate and upcoming career growth opportunities for experienced Systems Engineers to join our dynamic and rapidly growing team. The successful candidate will be experienced with related hardware, software, and system development efforts necessary to propose, implement, verify, and deliver systems.

As a Principal Engineer, you will work closely with an Integrated Program Team (IPT) supporting a Model Based Systems Engineering (MBSE) environment to develop system requirements. You will analyze and document system behaviors to meet emerging needs using MBSE tools and principles.

The successful candidate must be a proven and effective leader driving technical integrity in the engineering team's products and behaviors, while ensuring program execution to plan. General supervision is received from a designated supervisor. Guidance received relates primarily to general objectives and details of unusual situations and /or requirements. May provide functional guidance to less experienced engineers or exercise occasional functional supervision over technicians and clerical assistants.

This is an onsite role at our Aberdeen Proving Ground facility, relocation is not provided.

Qualifications You Must Have:

• Minimum 8 years of related systems engineering experience in requirements analysis and development, system performance analysis, utilizing MBSE tools and techniques
• Typically requires Bachelor's degree (typically in Science, Technology, Engineering or Mathematics (STEM and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations, OR Advanced Degree in a related field and minimum 5 years of experience
• Knowledge of Systems Modeling Language (SysML) fundamentals
• Ability to interact effectively with multidisciplinary teams of design professionals including electrical, mechanical, software, test, logistics and other systems engineers
• The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

• OMG-Certified Systems Modeling Professional
• Experience using one or more of the following common MBSE tools: DOORs Next Gen, Cameo Enterprise Architect, Rational Rhapsody, etc.
• Working experience with the development of Military equipment
• Experience in execution of a disciplined engineering processes, scope management, people development, earned value management, and risk and opportunity management
• Excellent communication skills (written, verbal, and presentation and ability to effectively communicate with leadership
• Strong team building, leadership and motivational skills
• Active Secret Clearance
• Experience with DSP theory and / or MATLAB modeling

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
• Tuition reimbursement program
• Student Loan Repayment Program
• Life insurance and disability coverage
• Optional coverages you can buy: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
• Birth, adoption, parental leave benefits
• Ovia Health, fertility, and family planning
• Adoption Assistance
• Autism Benefit
• Employee Assistance Plan, including up to 10 free counseling sessions
• Healthy You Incentives, wellness rewards program
• Doctor on Demand, virtual doctor visits
• Bright Horizons, child and elder care services
• Teladoc Medical Experts, second opinion program
• And more!