Sr. Spec Systems Engineer - MPES

ZipRecruiter; Philadelphia (Philadelphia County); Hybrid; USD 104,000 - 194,000; Full time

Job summary

An aerospace and defense technology company in Philadelphia is looking for a Sr. Spec, Systems Engineer to develop innovative systems solutions. This role requires a Bachelor's degree with significant experience in Systems Engineering and technical expertise in tools like DOORS and JIRA. The successful candidate will coordinate system requirements, lead project technical aspects, and ensure compliance with design specifications. Competitive salary range and comprehensive benefits included.

Benefits

401(k) match

Flexible spending accounts

Education assistance

Parental leave

Paid time off

Company-paid holidays

Qualifications

• 6+ years' experience in Systems Engineering, or 4+ years with Master's.
• Knowledge of systems utilizing embedded software.
• Ability to obtain and maintain a DoD SECRET clearance.

Responsibilities

• Lead and coordinate technical aspects of projects.
• Generate design review materials and communicate decisions.
• Prepare system level specifications and test plans.

Skills

Systems Engineering principles

Technical writing

Communication skills

Cybersecurity knowledge

Education

Bachelor's degree or Master's degree in relevant field

Tools

DOORS

JIRA

SysML

UML

Job description

Job Description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of security.

Job Title: Sr. Spec, Systems Engineer

Job Code: 26601

Job Location: Philadelphia, PA – in Dec of 2025 position will be relocating to Camden, NJ

Schedule: 9/80

About L3Harris Technologies – Maritime Power & Energy Solutions (MPES):

L3Harris Technologies MPES is an agile defense technology innovator, delivering end-to-end solutions for the US Navy Shipbuilding programs. With capabilities in ship control systems, manufacturing and turn-key ship overhauls that meet customers’ mission-critical needs. L3Harris MPES has approximately $450M in annual revenue and approx. 1189 employees.

Job Description:

L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customer's mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

The System Engineer will have the opportunity to play a key role in developing innovative solutions and be involved in all aspects of Systems Engineering to support L3Harris Maritime Power Systems. In this role, the successful candidate will gain experience in working on all phases of a project and be responsible for delivering integrated and industry leading power solutions. The purpose of the system engineer is to coordinate system level requirements and ensure that technical obligations are fulfilled. The System Engineer also manages complex projects or processes with general oversight. Communicates within and outside of own function to gain cooperation on operational processes, practices, and procedures. Makes moderate to substantial improvements to systems and processes. Contributes to achievement of departmental goals and operating plans with direct impact on the departmental results.

Essential Functions:

• Leading, coordinating, and integrating technical aspects of an assigned project.
• Coordinate system level requirements internally and among subcontractors and suppliers.
• Support evaluating, planning, and estimation of tasks.
• Generate design review materials and communicate design decisions.
• Adhere to budget and schedule commitments.
• Capable of providing technical supervision and training/mentoring to lower level engineers.
• Develop Subsystem architecture block Diagrams
• Prepare system and subsystem level specifications.
• Leading Peer Reviews of Systems Engineering and supporting peer reviews of other disciplines.
• Generate Test Plans for systems and subsystems to ensure validation of requirements
• Creation of Documentation in accordance with internal and/or customer standards.
• Identifying and capturing architecture artifacts including functional allocations, block diagrams, interfaces, timing diagrams, etc.
• Risk identification and migration planning.
• Trade-off analysis and strategy.
• Represents organization in providing solutions to difficult technical issues associated with specific projects.

Qualifications:

• Bachelors and minimum 6 years prior experience or Masters Degree and a minimum of 4 years experience in Systems Engineering, Computer Engineering, Electrical Engineering, Mechanical Engineering, or related field.
• Up to date on current Systems Engineering trends, technology, and tools (including DOORS and JIRA) and be able to contribute to improvements and tailoring of current Systems Engineering Processes.
• Experience developing and maintaining Systems Engineering design, validation and qualification processes.
• Experience working in a multi-disciplined engineering group to achieve results.
• Complete understanding of system engineering principles including requirements writing, modeling, and verification testing.
• Proven track record of working through customer requirements to technical requirements to product solutions.
• Working knowledge of standard system engineering processes such as: MIL-STD-499, EIA-632, IEEE 1220 or ISO 15288.
• Knowledge of systems utilizing embedded software.
• Technical writing skills and experience generating and presenting technical documents to internal and external customers.
• U.S. citizenship with the ability to obtain and maintain a Department of Defense (DoD) SECRET clearance.

Additional Skills:

• Strong ability to communicate at different levels depending upon target audience. Examples include technical presentations to current customers as well as defense of proposals for future business.
• Familiarity with manufacturing and laboratory environments
• Digital, magnetics and power conversion experience
• Cybersecurity and designing systems to comply with STIGs.
• Hardware / Software Integration
• Systems Modeling and Simulation in Matlab.
• Experience in model-driven design using SysML and UML.
• Power distribution and protection.
• Power Supply development including Power Protection Schemes, Power Supply Paralleling, Inverter Motor Control, and Harmonic Elimination.
• The ability to work both independently and as part of a team.
• Strong interpersonal and communication skills.
• Ability to handle multiple tasks in a fast-paced, constantly changing environment.

In compliance with pay transparency requirements, the salary range for this role is $104,500 - $193,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, ancestry, age, disability, marital status, veteran status, genetic information, citizenship status, or any other characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.