Systems Engineer II - SIGINT - San Diego in San Diego, California at Epsilon Systems Solutions, Inc

Systems Engineer II - SIGINT - San Diego
Job ID: 2026-218
Date Posted: 2026-06-02T00:00:00
Location: San Diego, California
Minimum Experience: 3 years
Education: Bachelor's Degree

Epsilon C5I, Inc. (http://epsilonsystems.com/c5i), is seeking a Systems Engineer II with at least 3 years’ experience for work in San Diego, CA. If you have a passion for excellence in engineering and enjoy working on challenging projects in a fast-paced, team-oriented environment – read on!

Summary: Develops system requirement specifications for mechanical, structural or electrical/electronic design by analyzing user's requirements, concept of operations documents and high-level system architectures.

Duties and Responsibilities:

• Develops technical documentation.

• Develops system Architecture and system design documentation.

• Incorporates new plans, designs and systems into ongoing operations.

• Contributes to the technical direction for the development, engineering, interfacing, integration and testing of all components of complex hardware/software systems to include network analysis, functional allocation, systems requirements reviews, interface standards and system architectures.

• Contributes to the design and execution of unit, system and operational test and evaluation.

• Contributes to successful system accreditation for operation on DoD networks.

• Analyzes system requirements and supports design and development activities.

• Frequently interacts with customers and functional peer groups. Interaction normally requires the ability to gain cooperation of others, oversee production, and maintain work schedules.

• Communicates with other program personnel, government overseers and senior executives.

Required Qualifications:

• Bachelor's degree in a STEM (Science, Technology, Engineering, Mathematics) Field

• 3+ years of Systems Engineering or Systems Integration experience

• Experience working with integrated systems (hardware + software + network)

• Comfortable working in environments with limited documentation or legacy systems

• Demonstrated experience with troubleshooting across multiple layers (application, OS, network)

• Basic networking knowledge (TCP/IP, ports, connectivity troubleshooting)

• Experience working in virtualized environments (e.g., VMware or similar)

• Ability to read and modify code or scripts (Java, PowerShell, Bash, or Python)

• Experience interacting with or testing APIs (REST, HTTP calls, etc.)

• Experience writing or working with technical documentation and test procedures

• Knowledge of DoD System Architecture and system design documentation.

• Strong interpersonal skills, telephone etiquette, and professional demeanor.

• Excellent oral and written communication skills.

• Effective team player with highly proficient customer service skills.

• Flexible and able to work in a dynamic, team-oriented environment.

• Advanced level user in Microsoft Office application (Word, Excel, and PowerPoint, Visio).

• Candidate must have a DoD Top Secret Clearance with SCI eligibility.

• Pursuant to the various government contractual requirements, all applicants must be U.S. Citizens.

Preferred Qualifications:

• Experience with test planning, test execution, or validation environments

• Familiarity with requirements traceability (RTM) or structured test methodologies

• Experience with simulation, training systems, or lab environments

• Exposure to DoD, CUI, or controlled environments

• Experience with JIRA or similar tracking tools

• Background in system deployment, configuration, or field support

• Familiarity with Linux environments (RHEL or similar)

Pay Range:

The pay range for this role is $105,000 To $115,000 Annually. This is a reasonable estimate for this role. Individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.

ADA Notations:

• Regular communication (hearing/speaking).

• Noise conditions range from very quiet to very noisy.

• Prolonged use of computer (typing/keyboarding).
  Frequently required to sit for long periods of time, stand, walk, and may occasionally lift and move at least 25 pounds.

• Ability to travel by car, air or other means of transportation, if required.

Epsilon Systems Solutions, Inc. is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.