Senior Software Engineer Security Clearance

Position: Senior Software Engineer with Security Clearance
Location: Crane

MANTECH seeks a motivated, career and customer-oriented Senior Software Engineer to join our team in Crane, Indiana. This is an onsite position. As a core member, you will assist in the research & design, engineering, integration, testing, training, logistics, laboratory research, field engineering, and acquisition and operations analysis in support of a variety of Navy and Marine Corps programs and projects with a focus on defensive cyber technologies, mission assurance, and resilience capabilities for the tactical network environment.

Your effort will go towards dramatically increasing the warfighter's effectiveness. If you enjoy working on a highly collaborative and dynamic team and want to make a difference for the warfighter, then we would love to have you on our team! Responsibilities include but are not limited to:
* Architect scalable, high-performance software systems optimized for resource efficiency

* Lead large-scale projects, aligning technical innovation with strategic business objectives

* Mentor engineers at all levels, fostering a culture of excellence and continuous i mprovement

* Drive the adoption of agile, Dev Sec Ops , and containerization practices across the organization

* Innovate with cutting-edge technologies to set new standards in software engineering

Minimum Qualifications:

* 12+ years of professional software development experience

* BA/BS degree or High School Diploma and 6 years of additional relevant experience OR equivalent education and years of experience in lieu of Bachelors degree

* Expert-level proficiency in languages like C, C++, Go, or similar

* Expertise in agile methodologies, Dev Sec Ops , and container technologies like Docker

* Demonstrated success in leading complex, impactful software projects

Preferred Qualifications:

* Master's degree in Computer Science, Engineering, or a related field

* Experience with high-performance computing or resource-intensive system design

* Advanced knowledge of container orchestration (e.g., Kubernetes, Docker Swarm, or Podman)

* Strategic thinking and decision-making skills to influence long-term technical direction

* Exceptional leadership and communication abilities to inspire and guide teams Clearance Requirements:
* Must have a current and active Top Secret/SCI clearance

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 access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.