Software​/Network Engineer - Linux Expertise - Secret Clearance Required

Modern Technology Solutions, Inc. (MTSI) is seeking a Software / Network Engineer
- Linux Expertise to support the 53d Test and Evaluation Group (TEG) Experimental Operations Unit (EOU) at Creech AFB, NV.

Candidate will be responsible for work in a fast-paced, dynamic environment supporting the initial standup and follow-on experimental operations of the Air Force’s first Collaborative Combat Aircraft (CCA) unit. This position has the primary responsibility of assisting in the experimentation and sustainment of software for CCA flight simulation including air vehicle and mission autonomy systems as well as additional CCA related software projects.

The successful candidate will be able to work effectively with cross-functional teams, including engineers, operators, maintainers, and analysts, and will have strong problem-solving, adaptability, communication, leadership, and attention to detail skills.

Candidate will work in a collaborative environment focused on experimentation, iteration, and sustainment of CCA flight simulation and autonomy software.

• Provide overall software engineering support to the 53d Test and Evaluation Group (53d TEG) Experimental Operations Unit (EOU)
• Coordinate and collaborate with multiple outside agencies including US Government (USG) as well as air vehicle and mission autonomy contract vendors
• Ensure flight simulation software meets requirements and performs as expected through unit, integration, and system test and experimentation
• Use software tools to process and analyze collected data to assess simulated aircraft performance and identify areas for improvement
• Troubleshoot and debug software issues—identify and resolve software problems during development, integration, and simulated flight experimentation
• Gather feedback from pilots and other subject matter experts to identify areas for improvement in realism, usability, and training/combat effectiveness
• Manage software configuration and version control—ensure proper tracking and control of software changes to maintain stability and traceability
• Generate clear and concise experimentation reports that summarize the test results and provide recommendations
• Collaborate with a multi-discipline experimentation team consisting of operators, maintainers, engineers, analysts, and other support personnel
• Install, configure, and maintain servers and workstations
• Perform system hardening and security audits to ensure compliance with established security policies
• Be familiar with security scans on SAP networks using tools like ACAS and ClamAV
• Manage user accounts, permissions, and access controls
• Automate routine tasks using scripting languages (e.g., Ansible, Bash, Python)
• Establish and maintain container engines like Docker and Podman

• Minimum of 5 years’ experience working as a Software Engineer
• CompTIA Security+ Certification
• Proficiency with Linux OS
• Working knowledge of Windows Server administration
• Experience with system monitoring and performance tuning
• Strong scripting skills (Bash, Python preferred)
• 6+ years of experience administering Linux systems (e.g., Red Hat, CentOS, Ubuntu)
• Excellent troubleshooting and problem-solving abilities
• This position will require a strong ability and willingness to work in a team environment, with demonstrated leadership, customer interface, and organizational skills

• 10+ years of recent experience with Software Engineering duties
• 3+ years working in Software Engineering/Development roles in a military environment
• 3+ years working in Software Engineering/Development roles in Developmental/Experimental or Operational Flight Test
• 5+ years working in a classified environment (Secret level or higher)
• Experience in any of the following technologies is desirable but not required:
• Experience with Special Access Programs (SAP) within the last 3 years
• Experience with virtualization technologies (e.g., VMware, KVM, Docker, Podman)
• Experience with configuration management tools (e.g., Ansible, Puppet, Chef)
• RHCSA Certification
• Linux+ Certification
• Experience with data formats like: DIS, GRID, JSE, LINK-16

• Master’s degree and 4+ years’ engineering experience, or Bachelor’s degree and 6+ years’ engineering experience, or Associate’s degree and 8+ years’ engineering experience.

• Secret clearance required.
• Ability to obtain and maintain TS SCI/SAP clearances required. Current TS/SCI desired.
• All hires will be contingent on candidate meeting requirements for and gaining required security clearances.
• U.S. Citizenship is required for this position.

• Occasional travel is expected based on mission requirements.
• Expectation is that work will be performed onsite.
• Occasional telework options may be available with approval from mission partner.