Lead Software Architect

Seneca Resources; California (MD); On-site; USD 120,000 - 180,000; Full time

Job summary

Seneca Resources seeks a Software Architect, Lead to craft high-assurance architectures for military and defense systems, with emphasis on cybersecurity, cloud modernization, and digital engineering integration.

You will translate client needs into architecture plans, lead solution engineering efforts, and mentor engineers, driving proposals in an Agile environment using Jira, Confluence, GitLab and related tools. Role requires DoD experience and active security clearance.

Qualifications

• Bachelor's degree in CS or Software Engineering and secret clearance required.
• 10+ years of software architecture development and implementation experience.
• 5+ years in DoD, Navy, or aviation environments.
• Proficiency with C++, Java, C#, SysML/UML and Agile methods.
• Strong cloud, migration, and modernization knowledge.
• Experience leading or supporting RFPs in an IAC MAC environment.
• Ability to manage multiple proposals and lead technical solutioning.
• Willingness to obtain Security+, CISSP, or ISSAP within 3 months.

Responsibilities

• Design durable software architectures for defense systems.
• Translate client needs into actionable architecture plans.
• Lead solution engineering efforts and mentor team members.
• Drive cloud migrations and cybersecurity integration.
• Support warfighter-focused defense software products.

Skills

10+ years of software architecture

5+ years in DoD/Navy/aviation

C++

Java

C#

SysML/UML

Agile (Scrum/Kanban)

Cloud technologies

RFPs in IAC MAC env

Security clearance (Secret)

Bachelor's in CS/Software Eng

Certifications (Security+, CISSP, ISS

Education

Bachelor's degree in CS or Software Engineering

Tools

Came

GitLab

Jira

Confluence

Agentic AI

Job description

Position Title:

Software Architect, Lead

Location:

Maryland, California, US

Clearance Requirements:

Secret

Mode: Direct Hire

Position Description

Join a dynamic team as a Software Architect, Lead, where you'll apply your extensive experience to develop innovative, high-impact architectures supporting military and defense systems. This role focuses on designing durable software solutions with a strong emphasis on cybersecurity, cloud modernization, and digital engineering integration. You'll translate complex client needs into actionable architecture plans, lead solution engineering efforts, and mentor team members to deliver mission-critical software products. Utilize cutting-edge tools like Came, GitLab, Jira, Confluence, and Agentic AI in an Agile environment to build scalable software, support cloud migrations, and drive technological innovation for defense clients. Your expertise will directly contribute to enhancing defense capabilities and supporting warfighter operations.

Top Requirements

• 10+ years of software architecture development and implementation experience
• 5+ years of experience working within DoD, Navy, or aviation environments
• Proficiency with object-oriented programming languages (C++, Java, C#), SysML or UML, and agile methodologies (Scrum/Kanban)
• Strong knowledge of cloud technologies, migration, and modernization strategies
• Experience leading or supporting RFPs in an IAC MAC environment
• Ability to manage multiple proposals simultaneously and lead technical solutioning efforts
• Secret security clearance and Bachelor's degree in CS or Software Engineering
• Willingness to obtain Security+, CISSP, or ISSAP certification within 3 months of hire

Nice to Have Skills:

• Programming experience with Rust, Go, or Python
• Experience in Digital Engineering (DE) and Model-Based Systems Engineering (MBSE)
• Background in ISR systems and defense whitepapers development
• Deep understanding of software architecture and design patterns

About Seneca Resources

At Seneca Resources, we are more than just a staffing and consulting firm — we are a trusted partner committed to your career growth. With a nationwide presence and a diverse client portfolio, we provide opportunities that empower professionals to excel in their fields and make a meaningful impact. When you work with us, you gain access to competitive pay, comprehensive health benefits, 401(k) plans, and dedicated support to advance your career. We celebrate diversity and are committed to fostering an inclusive environment where all qualified individuals are encouraged to apply.