Greenfield Engineering, a Saalex Company is seeking a Junior Surveillance Systems Engineer in Patuxent River, MD. The Junior Surveillance Systems Engineer supports the integration, testing, and evaluation of airborne surveillance systems across Naval Aviation platforms. Working under the guidance of senior engineers, the incumbent assists with engineering analysis, certification support activities, and technical documentation related to surveillance technologies such as ADS‑B, Mode S, and traffic alert and collision avoidance systems.
Position Type: Full-Time
Salary: $65k-$95k annually (depending on experience)
Work Location: Hybrid remote/in-office. (see onsite requirements below)
**On-site Requirements: This position requires the ability to work onsite at Patuxent River, MD 60%+ of the time.
Essential Functions:
Surveillance Systems Support
- Assist in the evaluation and integration of airborne surveillance systems, including:
- ADS‑B (Out/In)
- Mode S transponders
- TCAS and related systems
- Support analysis of system behavior, interfaces, and interoperability
Certification & Compliance Support
- Assist in certification activities, including:
- Reviewing requirements and design documentation
- Supporting verification and validation (V&V) tasks
- Contributing to certification documentation
- Gain familiarity with airworthiness processes and compliance requirements
Systems Engineering Support
- Support systems engineering activities such as:
- Requirements review and basic analysis
- Test support and documentation review
- Interface and integration support
Test & Evaluation Support
- Assist with laboratory, ground, and flight testing activities
- Support collection and analysis of test data
Technical Documentation
- Assist in preparing engineering documentation, including:
- Test reports
- Analysis summaries
- Certification support artifacts
Team Collaboration
- Work within Integrated Product Teams (IPTs)
- Coordinate with engineers, developers, and program stakeholders
- Other duties as assigned or required
Requirements
Required:
- Basic understanding of avionics or aerospace systems
- Exposure to surveillance systems concepts (ADS‑B, transponders, or collision avoidance systems)
- Knowledge of systems engineering fundamentals
- Familiarity with:
- Verification & validation (V&V) concepts
- Engineering documentation processes
- Strong communication and teamwork skills
- Ability to learn and apply technical concepts in a structured environment
Desired:
- Academic, internship, or military experience supporting aviation systems
- Exposure to DoD or Naval Aviation environments
- Familiarity with FAA or aviation regulatory concepts
Education/Years of Experience:
Bachelor’s degree in Engineering, Computer Science, Systems Engineering, or related field and 0–3 years (internships/co-ops applicable).
Security Clearance:
Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.
Benefits
- Health Care Plan (Medical, Dental & Vision)
- Retirement Plan (401k, IRA)
- Life Insurance (Basic, Voluntary & AD&D)
- Paid Time Off (Vacation, Sick & Public Holidays)
- Short Term & Long Term Disability
- Training & Development
- Wellness Resources
- Stock Option Plan
Skills Required
- Basic understanding of avionics or aerospace systems
- Exposure to surveillance systems concepts (ADS‑B, transponders, collision avoidance systems)
- Knowledge of systems engineering fundamentals
- Familiarity with verification & validation (V&V) concepts
- Familiarity with engineering documentation processes
- Strong communication and teamwork skills
- Ability to learn and apply technical concepts in a structured environment
- Bachelor's degree in Engineering, Computer Science, Systems Engineering, or related field
- 0-3 years of relevant experience (internships/co-ops applicable)
- Active Secret security clearance required
- Ability to work onsite at Patuxent River, MD 60%+ of the time
- Academic, internship, or military experience supporting aviation systems
- Exposure to DoD or Naval Aviation environments
- Familiarity with FAA or aviation regulatory concepts
What We Do
Saalex Corporation is an advanced technology systems integrator and federal services contractor. Founded in 1999, it specializes in engineering, information technology, cybersecurity, and test range operations. The company serves defense, space, and intelligence markets, leveraging AI, automation, and software modernization. As an employee-owned (ESOP) organization, it focuses on delivering mission-critical support and innovative solutions to military and government customers.









