Space Systems Test Engineer - DevSecOps & Mission Readiness

Apex Systems; Colorado Springs (CO); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Medical, dental, vision

Life and disability insurance

401(k) or equivalent

Employee stock purchase program (ESPP)

HSA/HDHP

Career development resources

Job summary

Apex Systems is seeking a Mid-Level System Test Engineer for the Space Force Base program in Colorado Springs. You will provide hands-on testing across space-ground systems, guide integration efforts, and support DevSecOps-aligned development pipelines.

A strong background in system-level testing, test automation, and cross-team coordination is required. The role emphasizes verification, validation, and mission readiness across complex satellite ground environments, with opportunities to lead

Qualifications

• 6+ years of general (full-time) work experience.
• 3+ years of directly related experience in complex enterprise IT system testing and integration.
• Experience with enterprise IT infrastructure (servers, networks, storage, virtualization, system services).
• Proven ability to author comprehensive test plans and lead execution of complex test campaigns.
• Experience designing or executing test automation solutions.
• Experience coordinating across multiple vendors, engineering teams, Agile environments, and government stakeholders.
• Active DoD Secret Security Clearance.

Responsibilities

• Develop and execute system level test strategies, plans, procedures, and verification artifacts.
• Provide technical guidance used by MDSEA System Engineers to ensure test standardization.
• Coordinate test activities across multiple vendors, engineering teams, Agile groups, and government stakeholders.
• Manage the Integrated Master Test Schedule (IMTS) for DT/OT events and readiness reviews.
• Conduct functional, integration, regression, performance, cybersecurity, and end-to-end mission system testing.
• Validate software builds, configuration changes, and modifications to enterprise satellite ground system components.
• Test IT infrastructure including servers, networks, storage, virtualization, and mission critical services.
• Design, develop, and maintain automated test scripts for CI/CD pipelines.
• Apply DevSecOps practices to Infrastructure as Code and automated deployment workflows.
• Identify, document, and track system anomalies; lead defect triage and root cause analyses.
• Produce test reports, readiness assessments, risk summaries, and technical briefings for leadership and stakeholders.
• Support strict configuration management, cybersecurity compliance, and test documentation quality.
• Provide technical test leadership during integration events, readiness reviews, and certification milestones.

Skills

System testing

Test automation

DevSecOps

Vendor coordination

Agile

Security clearance

DoD environments

Job description

Apex Systems is seeking a Mid-Level System Test Engineer for the Space Force Base program in Colorado Springs. You will provide hands-on testing across space-ground systems, guide integration efforts, and support DevSecOps-aligned development pipelines.

A strong background in system-level testing, test automation, and cross-team coordination is required. The role emphasizes verification, validation, and mission readiness across complex satellite ground environments, with opportunities to lead