Principal Systems Engineer with Active Secret Clearance

APR Consulting, Inc.; San Diego (CA); On-site; USD 129,000 - 184,000; Full time

Job summary

APR Consulting, Inc. seeks a Principal Systems Engineer with an active Secret clearance in San Diego, CA to apply Model‑Based Systems Engineering (MBSE) using Cameo and DOORS and develop system architecture from concept through disposal.

The role requires collaboration with design, logistics, and program IPT teams to ensure schedule, cost, and performance goals while aligning with overall system needs. Candidates should have strong communication and MBSE experience.

Qualifications

• US Citizen required.
• CLEARANCE: A current/active US Government Secret clearance.
• Bachelor’s degree in Systems, Software, or related STEM field with 5 years of experience; or 3 years experience with a Master’s (MS) degree; or 1 year experience with a STEM PhD.
• Demonstrated communication and technical writing skills.
• Proven experience in the systems engineering process.
• Experience in system requirements development, management, analysis, verification, or validation.
• Must currently have SAP or must be able to obtain and maintain SAP.

Responsibilities

• Translate customer requirements into specifications using DOORS.
• Develop systems architecture using Cameo Enterprise Architecture (behavioral, structural, analytical).
• Ensure system requirements, architecture, and designs meet program needs.
• Collaborate with program IPT counterparts to develop engineering artifacts.
• Communicate effectively at technical and program reviews.

Skills

MBSE

Cameo

DOORS

Systems engineering

Agile

JIRA

Confluence

DXL scripting

Education

Bachelor’s degree in Systems, Software, or related STEM field

Master’s degree (MS)

STEM PhD

Tools

Cameo Enterprise Architecture

DOORS

JIRA

Confluence

Job description

Anaerospace clientis looking for a Principal Systems Engineer with Active Secret Clearance who will apply Model?Based Systems Engineering (MBSE) using Cameo and DOORS to support development of a system architecture, conduct functional and trade?study analyses, and translate customer requirements into detailed specifications across the full product lifecycle‑from concept through disposal.

Location: San Diego, CA 92123 (Onsite) Position: Principal Systems Engineer with Active Secret Clearance Pay Rate: $113.54/hr on W2 (DOE) Duration: 12 months or longer Schedule: 9×80 A

We are looking for you to join our team as a Systems Engineer 3-5 based out of San Diego, CA. As a Principal Systems Engineer/Sr Principal Systems Engineer, you will have a challenging and rewarding opportunity to be a part of our Enterprise‑wide digital transformation. Through the use of Model‑based Engineering, DevSecOps and Agile practices we continue to evolve how we deliver critical national defense products and capabilities for the warfighter. Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation. The successful candidate will be collaborative, open, transparent, and team‑oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of automation.

The Systems Engineer 3-5 role will apply Model?Based Systems Engineering (MBSE) using Cameo and DOORS to support development of a system architecture, conduct functional and trade?study analyses, and translate customer requirements into detailed specifications across the full product lifecycle‑from concept through disposal. The successful candidate will collaborate with design, logistics, specialty engineering, and program IPT teams to ensure that communications solutions meet schedule, cost, and performance goals while maintaining alignment with overall system needs. The Systems Engineer will act as a cross‑IPT technical integrator working closely with peers and managers of other engineering disciplines, program managers, and IPT leads, with essential functions including:

Responsibilities

• Ensure the logical and systematic conversion of customer or product requirements that acknowledge technical, schedule, and cost constraints
• Perform functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into specifications using DOORS
• Develop systems architecture using Cameo Enterprise Architecture (behavioral, structural, analytical)
• Ensure system requirements, architecture, and designs integrate with technical needs of the program.
• Collaborate with program IPT counterparts to develop supporting systems engineering and design artifacts
• Work with both technical teams and stakeholders to develop and mature architecture content of large programs design
• Help develop and incorporate the appropriate requirements for the system and ensure that they are properly represented in the model
• Develop unifying model techniques, procedures, and processes (for model development, tool integration, and team integration)
• Participate in Engineering Review Boards (ERBs), and other program reviews and boards, as required
• Communicate effectively and clearly present technical approaches and findings at technical and program reviews and boards.
• Apply extensive technical expertise in the development of technical solutions to complex problems which require the regular use of ingenuity and creativity.
• Provide cross-IPT support for Capture efforts, contract documents (e.g. SSOW/SDRL/CDRL), and trade studies as required

Basic Qualifications for Engineer Systems 3:

• US Citizen required
• CLEARANCE: A current/active US Government Secret clearance.
• Bachelor’s degree in Systems, Software, or related STEM degree field with 5 years of experience; or 3 years experience with a Master’s (MS) degree; or 1 year experience with a STEM PhD
• Demonstrated communication and technical writing skills
• Proven experience in the systems engineering process
• Experience in system requirements development, management, analysis, verification, or validation
• Must currently have SAP or must be able to obtain and maintain SAP

Preferred Qualifications for Engineer Systems 3:

• Experience with Agile, JIRA, Confluence.
• Proficiency in DOORS including DXL scripting
• 3+ years’ experience writing requirements and/or verification plans.
• Capable of working with minimal direction and in team environments.
• Experience working with internal and external teams to accomplish tasking.
• Strong oral and written communication skills, including demonstrated experience with high value customer presentations, with ability to focus on multiple projects with competing priorities

Basic Qualifications for Engineer Systems 4:

• US Citizen required
• CLEARANCE: A current/active US Government Secret clearance.
• Bachelor’s degree in Systems, Software, or related STEM degree field with 8 years of experience; or 6 years experience with a Master’s (MS) degree; or 4 years experience with a STEM PhD
• Proven experience in the systems engineering process
• Demonstrated communication and technical writing skills
• Experience in system requirements development, management, analysis, verification, or validation
• Must currently have SAP or must be able to obtain and maintain SAP

Basic Qualifications for Engineer Systems 5:

• US Citizen required
• CLEARANCE: A current/active US Government Secret clearance.
• 12 Years with Bachelors in Science; 10 Years with Masters; 8 Years with PhD.
• Proven experience in the systems engineering process
• Demonstrated communication and technical writing skills
• Experience in system requirements development, management, analysis, verification, or validation
• Must currently have SAP or must be able to obtain and maintain SAP

Preferred Qualifications for Engineer Systems 5:

• Engineering degree in Mechanical Engineering, Electrical Engineering, Aerospace Engineering, or Computer Engineering
• Experience in the systems engineering process across the entire product lifecycle
• An active DoD Top Secret clearance
• Experience working on military / spacecraft systems
• Experience with complex system development on large programs
• Experience with MBSE, software design, or demonstrated ability to work with software-aided design tools
• Experience in SysML or UPDM modeling languages
• INCOSE Participation or CSEP certification

About our client:

Our client is a world leader and premier innovator in aerospace, with over 100,000 top talent employees providing the most advanced products and technologies in the industry. With numerous awards and recognitions, they offer continuous growth, learning, and development for their employees.

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

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