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Senior Software & Systems Engineer

The Marlin Alliance, Inc.
San Diego, CA Full Time
POSTED ON 5/2/2026
AVAILABLE BEFORE 5/31/2026
Senior Software & Systems Engineer (Process Development)

Location: San Diego, CA

The Marlin Alliance is seeking a versatile Senior Software/Systems Engineer to lead technical development and process optimization efforts within a mission-critical government environment. This role requires a unique combination of hands-on software engineering (C#, SQL) and the ability to architect the standard operating procedures and technical documentation that ensure system portability and quality. You will act as a technical bridge, ensuring that complex communication systems are not only well-built but also expertly documented and scalable.

Incorporated in 2002, The Marlin Alliance is a digital transformation company dedicated to ensuring our clients compete and win in tomorrow’s digital world. We specialize in creating technical solutions that allow for seamless execution of automated business processes and the generation of governed, machine-consumable data. From strategic planning to advanced analytics and cybersecurity, our team provides cutting-edge, cross-disciplinary solutions. We are seeking motivated professionals who share our agile, solution-oriented mindset and are ready to deliver the real, practical results relied upon by our clients.

Responsibilities

  • Design, develop, and maintain software applications and tools using C#, SQL, and modern engineering technologies to support client requirements.
  • Perform deep-dive analysis of software systems, existing documentation, and operational behaviors to identify technical gaps and drive engineering improvements.
  • Author and maintain high-level Standard Operating Procedures (SOPs), work instructions, user guides, and training materials to standardize technical workflows.
  • Lead and execute complex technical tasks independently while collaborating within a multidisciplinary team environment.
  • Provide engineering lifecycle support, from initial software quality assessments to long-term portability and maintenance analysis for government programs.

Required Qualifications

  • Active or ability to obtain a DoD Secret Clearance.
  • Bachelor’s degree in Computer Science, Systems Engineering, Information Technology, or a related technical field.
  • Minimum of ten (10) years of professional software or systems engineering experience.
  • Proven track record in developing and maintaining software applications and tools.
  • Extensive experience authoring technical engineering documentation for complex systems.

Preferred Qualifications

  • Master’s degree in Computer Science or a related Engineering discipline.
  • Direct experience with Software Defined Radio (SDR) systems or waveform software.
  • Prior experience supporting complex military or government communication architectures.
  • Expert proficiency in task tracking and workflow management tools, specifically JIRA and Confluence.
  • Active TS/SCI clearance.

Work Environment and Mental/Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made to enable individuals with disabilities to perform the functions, absent undue hardships.

  • Must be able to perform work in a stationary position at a minimum of 50% of the time.
  • Must have the ability to operate computer and other office productivity machinery consistently during work hours.
  • Must have the ability to communicate and exchange information and ideas in an in-person or virtual setting through the use of online tools and available communication mediums.
  • Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions of their job, absent undue hardship.

The Employer retains the right to change or assign other duties to this position as deemed necessary

Job Classification

$130K - $150K

Disclaimer

This job description in no way states or implies that these are the only duties to be performed by the employee(s) incumbent in this position. Employees will be required to follow any other job-related instructions and to perform any other job-related duties requested by any person authorized to give instructions or assignments. All duties and responsibilities are essential functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.

To perform this job successfully, the incumbents will possess the skills, aptitudes, and abilities to perform each duty proficiently. Some requirements may exclude individuals who pose a direct threat or significant risk to the health or safety of themselves or others. The requirements listed in this document are the minimum levels of knowledge, skills, or abilities.

This document does not create an employment contract, implied or otherwise, other than an “at-will” relationship.

An Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities.

Salary : $130,000 - $150,000

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