Mid Level Backend Infrastructure Engineer Jobs
Mid level backend infrastructure engineer jobs go to engineers ready to own systems end to end, drive architectural decisions with limited oversight, and mentor junior teammates through complex deployments. Openings run heavily across Technology & Software, Education, and Manufacturing, with Titan, nSCALE, and Amtelco among the employers hiring at this level now.
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The Back-End Software Engineer will be responsible for architecting and developing mission-critical backend applications, microservices, and data platforms that support defense operations and advanced analytics. The engineer will work closely with software, data, and systems engineers to deliver secure, scalable solutions using modern development practices, containerized environments, and automated CI/CD pipelines. This position requires strong expertise in Python and C/C++, database design, API development, and secure software engineering principles.
The position resides within Sigmatech's Internal Research and Development (IRAD) directly reporting to the Chief Technology Officer (CTO) supporting the development and delivery of customer-focused technical solutions across defense programs. In addition to project work, the selected candidate will have the opportunity to contribute to Sigmatech Technology Solutions Group (TSG). This unique combination provides exposure to both mission execution and technology innovation, allowing engineers to influence emerging capabilities, prototype advanced solutions, and contribute directly to the company's long-term technical strategy.
- Selected candidate for this position must be able to obtain and maintain a DoD Secret clearance.
Experience and Skills:
Required Qualifications
- Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or related field
- 5+ years of software development experience
- Experience with:
- Python and C/C++
- SQL databases (PostgreSQL, SQL Server, Oracle)
- Git version control
- Linux environments
- Unit, integration, and system testing frameworks and practices
- Security+ certification (or ability to obtain within 6 months)
Preferred Qualifications
- Active Secret or TS clearance
- Experience with:
- Kubernetes
- Docker containers
- Terraform or Infrastructure as Code
- C# and Typescript
- Firmware or embedded environment
- Bazel or similar build system
- Experience supporting Army, Air Force, Space Force, or C5ISR programs
Desired Characteristics
- Strong problem-solving skills
- Ability to work in cross-functional engineering teams
- Excellent written and verbal communication skills
- Experience working directly with government customers
From: Sigmatech, Inc.
The Back-End Software Engineer will be responsible for architecting and developing mission-critical backend applications, microservices, and data platforms that support defense operations and advanced analytics. The engineer will work closely with software, data, and systems engineers to deliver secure, scalable solutions using modern development practices, containerized environments, and automated CI/CD pipelines. This position requires strong expertise in Python and C/C++, database design, API development, and secure software engineering principles.
The position resides within Sigmatech's Internal Research and Development (IRAD) directly reporting to the Chief Technology Officer (CTO) supporting the development and delivery of customer-focused technical solutions across defense programs. In addition to project work, the selected candidate will have the opportunity to contribute to Sigmatech Technology Solutions Group (TSG). This unique combination provides exposure to both mission execution and technology innovation, allowing engineers to influence emerging capabilities, prototype advanced solutions, and contribute directly to the company's long-term technical strategy.
- Selected candidate for this position must be able to obtain and maintain a DoD Secret clearance.
Experience and Skills:
Required Qualifications
- Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or related field
- 5+ years of software development experience
- Experience with:
- Python and C/C++
- SQL databases (PostgreSQL, SQL Server, Oracle)
- Git version control
- Linux environments
- Unit, integration, and system testing frameworks and practices
- Security+ certification (or ability to obtain within 6 months)
Preferred Qualifications
- Active Secret or TS clearance
- Experience with:
- Kubernetes
- Docker containers
- Terraform or Infrastructure as Code
- C# and Typescript
- Firmware or embedded environment
- Bazel or similar build system
- Experience supporting Army, Air Force, Space Force, or C5ISR programs
Desired Characteristics
- Strong problem-solving skills
- Ability to work in cross-functional engineering teams
- Excellent written and verbal communication skills
- Experience working directly with government customers
From: Sigmatech, Inc.
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Mid Level Backend Infrastructure Engineer Jobs: Frequently Asked Questions
How do I get a mid level backend infrastructure engineer job?
Position yourself around ownership, not just contribution. Highlight projects where you made architectural or tooling decisions, not just implemented someone else's design. Emphasize experience with production systems, incident response, and cross-team collaboration. Tailor your resume to show measurable impact, such as reliability improvements or latency reductions, and make clear you can operate with limited day-to-day guidance.
Which companies hire mid level backend infrastructure engineers?
Companies hiring mid level backend infrastructure engineers right now include Titan, nSCALE, and Amtelco, based on current listings on Migrate Mate as of August 2026. Hiring at this level comes from a wide range of employers, including high-growth tech companies, established enterprises modernizing their platforms, and financial services firms investing in scalable cloud infrastructure.
Are there remote mid level backend infrastructure engineer jobs?
Yes, remote and hybrid options are common at this level. About 40% of mid level backend infrastructure engineer openings are remote or hybrid as of August 2026, reflecting strong demand for experienced engineers who can work independently across distributed teams. On-site roles still exist, particularly at companies with strict security or compliance requirements.
How do I move up to a mid level backend infrastructure engineer role?
Moving from entry level to mid level requires building depth beyond assigned tickets. Focus on understanding the full lifecycle of the systems you touch, volunteering for on-call rotations, and taking ownership of improvements without being asked. Developing fluency in cloud platforms, container orchestration, and observability tooling, combined with a record of measurable impact, is what hiring managers look for when evaluating readiness for mid level responsibility.
Which industries hire the most mid level backend infrastructure engineers?
Mid Level backend infrastructure engineer roles concentrate in Technology & Software, Education, and Manufacturing, based on current listings on Migrate Mate as of August 2026. These sectors drive hiring at this level because they operate at scale, face strict reliability requirements, and are actively modernizing legacy systems, all of which demand engineers who can take ownership of complex distributed infrastructure.