
Application Systems Integration Engineer
Real job — pulled straight from Sigma Defense’s careers page · Verified October 30, 2026 · No reposts.
Job description
Sigma Defense is hiring a Application Systems Integration Engineer — a full-time, based in San Diego, CA role ($120k–$150k). Apply directly on Sigma Defense's careers page below.
1787 - Application Systems Integration Engineer III
Location: San Diego, California, United States
Department: IMS (IMSENG, IMSPRG, IMSNM, IMST&R)
Workplace: on_site
Employment Type: full
Description
Sigma Defense is seeking an Application Systems Integration Engineer III to join our team in San Diego, CA. The Integration Engineer (IE) is responsible for providing detailed integration solution analysis during the ASI Process.
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.
Requirements
- 5 - 10 years of relevant experience.
- Experience with Terraform or other Infrastructure as a Service or Infrastructure as Code (IaaS/IaC).
- Experience with integration with tactical data feeds.
- Experience with Multicast video.
- Must be a U.S. citizen.
Mandatory Certifications:
- Security+ CE or CISSP
- At minimum one of the following operating system/platform certifications:
- Linux
- Windows
- VMware
- Cisco
Computer Programs/Software:
- OpenShift
- Cisco
- VMWare
- Windows
- Linux
- Ansible
- PowerShell
- Python
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.
Essential Job Duties (not all-inclusive):
- Candidate will identify areas for improvement, innovation, simplification and subsequently take the lead on executing on those plans.
- Elaboration of integration requirements initially gathered by the Application Engineer.
- Act as liaison between Network POR Systems Engineering/tester and application provider.
- Develop integration solutions and prepare Network POR design documentation, such as the HACSIM (CANES) to include all updates and development of the HACSIM pre and post test as well as fleet HACSIM updates.
- Support application/system testing in lab and mitigate any integration issues.
- Participate in technical reviews and assist in development/revision of specifications, Specification Change Notices (SCN), Ship Change Documents (SCD), Request for Changes (RFC), Engineering Change Notices (ECN), Fleet Readiness Certification Boards (FRCB), Field Changes (FCs).
- Maintain and validate engineering mockups of tactical network systems.
- Responsible for documenting repeatable processes and procedures for these integrations.
- Integration points: Active Directory and OpenAM, MS Exchange, VMWare, AWS, OpenShift, MS Systems Center solutions, System Incident and Events Management, IIS, JBOSS, Cisco Integrated Services Engine, and Group Policy Management.
- Responsible for automating these processes using PowerShell and Ansible along with Git/BitBucket for script and configuration data management.
- Work will comprise the Continuous Integration/Continuous Delivery (CI/CD) of the CANES Hosted and Connected Systems Integration Manual (HACSIM). The HACSIM ASI Automation Tool is a complex product.
Salary Range: $120,000 - $150,000 annually.
Benefits
- 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
Get Application Systems Integration Engineer jobs like this→
New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.
Email me new jobsSimilar jobs

Staff Software Engineer, Backend (Observability) (Remote)

Product Security Engineer, IAM (Remote)


Frequently asked questions
What is the salary for Application Systems Integration Engineer at Sigma Defense?
The estimated salary range for Application Systems Integration Engineer at Sigma Defense is $120,000 - $150,000 USD per year.
What skills are required for Application Systems Integration Engineer at Sigma Defense?
The required skills for Application Systems Integration Engineer at Sigma Defense include: Terraform, Ansible, PowerShell, Python, Git, CompTIA Security+, CISSP, Linux, Windows, VMware, OpenShift, Active Directory, AWS, CI/CD.
What is the seniority level for Application Systems Integration Engineer at Sigma Defense?
Application Systems Integration Engineer at Sigma Defense is a Mid Level / Senior level position.
How do I apply for Application Systems Integration Engineer at Sigma Defense?
You can view the full description and apply for Application Systems Integration Engineer at Sigma Defense on EchoJobs: https://echojobs.io/job/sigma-defense-1787-application-systems-integration-engineer-iii-daq3e.