Senior Software Engineer, Systems Engineer

The Marlin Alliance, Inc.

Senior Software/Systems Engineer enhancing process optimization and technical development within government settings. Utilizing software engineering skills to ensure quality and documentation for complex systems.

Posted 5/2/2026full-timeSan Diego • California • 🇺🇸 United StatesSenior💰 $130,000 - $150,000 per yearWebsite

Tech Stack

Tools & technologies

SQL

About the role

Key responsibilities & impact

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.

Requirements

What you’ll need

Active or ability to obtain a DoD Secret Clearance.
Bachelors 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.

Benefits

Comp & perks

Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions of their job, absent undue hardship.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#SQLsoftware developmentsoftware maintenancetechnical documentationengineering analysissoftware quality assessmentportability analysisSOP authoringuser guide creation

Soft Skills

collaborationindependent executionleadershipcommunicationproblem-solvinganalytical thinkingattention to detailorganizational skillsmultidisciplinary teamworktraining material development

Certifications

DoD Secret Clearance