Sigma Defense is seeking a Software Engineer to join our team in Norfolk, VA. The hired candidate will support engineering, development, integration, and modernization activities. This hybrid position allows for remote work while also supporting on-site mission requirements. The Software Engineer will contribute to full-lifecycle software development, testing, integration, and deployment of capabilities supporting complex and mission-critical systems.

This is a contingent position that is pending award of contract. This means that the position is subject to the successful awarding of a contract and will be confirmed once the contract is finalized. The candidate selected for this role will be offered the position on the condition that the contract is awarded to our organization.

Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

10+ years of professional experience (if the candidate possesses a Master’s degree).

14+ years of experience, involving research, design, and development of computer and network software or specialized utility programs, which may include database maintenance within an application area (if the candidate possesses a Bachelor's degree).

Experience applying programming concepts in a professional or academic setting.

Experience applying modern software development methodologies (e.g., Agile, DevOps, DevSecOps, Scaled Agile Framework) in a professional or academic setting.

2+ years of Kubernetes experience.

Demonstrated experience developing and maintaining DoDAF architecture views and applying MBSE tools or methodologies to support system modeling and traceability.

Working knowledge of virtualization and containerization.

Must be a U.S. citizen.

Candidate Differentiators:

Experience working within government or highly regulated technical environments, including producing required engineering artifacts and ensuring alignment with architecture baselines, is strongly preferred.

Preference towards candidates with experience working or interacting with:

Relational Supply (RSUPPLY)

Organizational Maintenance Management System (OMMS)

Organizational Maintenance Management System - Next Generation (OMMS-NG)

Propulsion Organizational Maintenance Management System (POMMS)

Open Architecture Retrieval System (OARS)

Other US Navy Software Systems

Mandatory Certifications:

DoD 8570 / DoD 8140 compliance (Level II or Level III) is required.

CompTIA Security+ CE, CompTIA CySA+, GIAC Security Essentials (GSEC), or ISC2 Systems Security Certified Practitioner (SSCP) are acceptable.

Computer Programs/Software:

C++

Python

Bash

Docker

Git

Kubernetes

Amazon Web Services (AWS)

Jenkins

GitLab

Jira

Jira migrations

Amazon Web Services (AWS)

Oracle Database Server

Microsoft Windows Server

Microsoft SQL Sever

Splunk Enterprise

Revised Alternative Data Flow Web Site (RADWEB)

DISA Cross Domain Enterprise Solution (CDES)

SAP BusinessObjects

SAP Crystal Reports

DoD Host Based Security System (HBSS)

Red Hat Enterprise Linux

Personnel Clearance Level:

Candidate must possess or have the ability to obtain an active Secret security clearance or higher.

Clearance may be sponsored for the right candidate.

Education Requirements:

Bachelor's degree from an accredited college or university in Engineering or Mathematics field of study.

Master's degree is preferred.

Essential Job Duties (not all-inclusive):

Lead Agile-based planning, execution, and delivery activities including PI Planning, sprint planning, daily scrums, and system demos.

Coordinate with Product Owners, Scrum Masters, and engineering teams to refine requirements, define acceptance criteria, and ensure user stories meet Definition of Ready and Definition of Done.

Provide technical leadership across various SW projects enhancement, sustainment, and modernization activities, ensuring alignment with system architecture and program objectives.

Conduct technical assessments, develop recommended Courses of Action (COAs), and support evaluation of engineering trade-offs.

Oversee troubleshooting and resolution of system defects, outages, and performance issues, collaborating with Government stakeholders and external teams.

Guide architecture development including microservices design, RESTful API implementation, containerization, and cloud transition strategies.

Support requirements engineering by analyzing Change Requests (CRs), tracing system requirements, and ensuring proper decomposition into actionable user stories.

Maintain configuration integrity by supporting Configuration Management (CM) processes including baseline control, change verification, and traceability across design and code.

Lead software engineering activities including design, development, integration, DevSecOps pipeline execution, CI/CD automation, and secure code delivery.

Coordinate with cybersecurity teams to support static code scanning, vulnerability remediation, RMF compliance, and accreditation-related documentation.

Develop and maintain DoDAF-compliant architecture views to support system design and documentation .

Apply Model-Based Systems Engineering (MBSE) methods and tools (e.g., Cameo, Rhapsody, Enterprise Architect) to model system behavior, structure, and interface.

Maintain architectural baselines and ensure traceability between requirements, design artifacts, and implemented capabilities.

Evaluate design decisions and solution approaches for alignment with DoD architecture standards and program objectives .

Solution architecture activities by translating requirements and Change Requests into updated architecture artifacts and models.

Salary Range : $150,000 - $170,000 annually.

Dental and Vision Insurance

Medical Insurance to Include HSA, FSA, and DFSA Plans

Life and AD&D coverage

Employee Assistance Program (EAP)

401(k) Plan with Company Matching Contributions

160 Hours of Paid Time Off (PTO)

12 (Floating) Holidays

Educational Assistance

Highly Competitive Salary