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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - **Company:** Mantech International Corporation - **Location:** San Antonio, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), Agile Methodology, Amazon Web Services, JIRA, Microsoft Azure, Bash Shell, Cyber Security, Continuous Integration, Linux, JSON, Python (Programming Language), PostgreSQL, Virtual Desktops, Office Automation, OpenStack, Red Hat Enterprise Linux, Ansible, Software Engineering, VMware VSphere, YAML, Google Cloud, Cloud Platform System, Hyperconverged Infrastructure, Infrastructure as Code (IaC), Git, Containerization, Kubernetes, Front End Software Development, Functional Programming, Puppet, Terraform, Software Version Control, Docker, Vulnerability Analysis, Vmware - **Published:** September 18, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9172041/senior-software-engineer ## About the Role MANTECH seeks a motivated, career and customer-oriented Senior Software Engineer to join our team in San Antonio, TX., * Bachelor's degree with 12 years OR associate's degree with 15 years OR 20 years (no degree requirement) of relevant Software Engineering experience * Proficient in Linux systems & Strong skills in languages such as Python, JSON, Yaml, Bash, etc. * Experience with cloud computing platforms (e.g., AWS/Lambda, Azure, Google Cloud Provider) or Hyper-Converged Infrastructure (HCI) technologies * Expertise in automation tools (such as Ansible) and frameworks for streamlining processes and workflows * Familiarity with containerization technologies such as Docker and container orchestration platforms like Kubernetes, ECS (Elastic Container Service), EKS (Elastic Kubernetes Service), etc. * Proficient in version control systems like GIT and skilled in maintaining comprehensive documentation for developed capabilities * Knowledge of applying DISA STIG standards Preferred Qualifications: * Experience with Red Hat Satellite and Red Hat Image Builder * Red Hat Certified Engineer (RHCE) Certificate * Microsoft Azure products, VMWare (VSphere), OpenStack * Experience/Knowledge of Virtual Desktop deployment and configuration automation (Terraform, Puppet, Chef, Salt, etc.) * Experience with Infrastructure as Code (IaC) * Expertise in managing and arranging JIRA projects, backlogs, sprints. * Postgres, JavaScript, HTML, web/frontend Clearance Requirements: * Must have a current/active Top Secret/SCI with Polygraph Physical Requirements: * The person in this position must be able to remain in a stationary position 50% of the time. * Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication ## Description The Linux Orchestration Services (LOS) team which is the standard of excellence for all things Linux within the organization. The selected candidate will play a critical role in overseeing the design, implementation, and maintenance of the organization's cloud-compute infrastructure. The ideal candidate will have a strong background in the Linux Operating System and automation technologies., * Develop prototypes, models, or conceptual designs to innovate solutions for mission requirements. * Evaluate new and existing technologies to solve operational problems effectively. * Identify capability gaps and innovate mitigations to address these gaps. * Evaluate, develop, or test computer code and tools to achieve performance objectives. * Apply computer security principles to ensure robust mitigation of various attack vectors. * Utilize general knowledge of data models and protocols to conduct agile DevOps via Continuous Integration/Continuous Development (CI/CD) principles. ## Related Videos - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Should Tech Managers Be Developers First? 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