Senior CNO Software Developer

General information

Requisition #

R70788

Locations

USA-MD-Columbia

Posting Date

09/16/2026

Security Clearance Required

TS/SCI

Remote Type

Onsite

Time Type

Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a highly technical and mission-focused Senior CNO Software Developer to join our team in Columbia, MD.

In this role, you will develop advanced CNO capabilities that directly support national security. You'll work in a collaborative environment focused on solving complex technical challenges in support of our customer's most critical missions.

Responsibilities include but are not limited to:

Strategic Engineering Leadership & Governance

• Champion and enforce engineering best practices and security standards across the enterprise. Direct the implementation of standardized validation frameworks, secure coding methodologies, and GitLab CI/CD pipelines to minimize technical debt and maximize operational efficacy. Exercise final technical decision-making authority to scale capabilities across simultaneous software development projects.

Architecture, Innovation & Modernization

• Oversee complex system architecture design, ensuring scalability and security across core infrastructure and tool suites. Lead the design of high-fidelity analysis engines, automated software validation frameworks, and automated infrastructure using IaC (Ansible, Vagrant) and containerization (Docker) to modernize mission-critical platforms.

Technical Mentorship & Excellence

• Foster a culture of technical excellence by mentoring engineers at all levels. Drive continuous professional development through targeted code review leadership, architecture design reviews, and cross-project knowledge-sharing initiatives to elevate the collective technical capabilities and process improvements of the development team.

Mission Alignment & Stakeholder Liaison

• Act as the primary technical advisor to government and internal stakeholders, translating complex operational mission requirements into actionable technical designs. Ensure strict alignment between project goals, delivery timelines, and risk profiles, leveraging experience as a lead developer to bridge the gap between technical execution and strategic mission objectives.

Minimum Qualifications:

• Bachelor's Degree in Computer Science or a related technical field (e.g., Information Systems, Network Engineering) from an accredited college or university.

• 8+ years of technical work experience in cyber software engineering or specialized technical roles. A Master's degree in a relevant discipline may be substituted for 2 years of experience.

• 3+ years of experience leading technical initiatives, engineering workflows, or serving as a Tech Lead across multiple simultaneous software development projects.

• Expert-level experience programming in C, C++, Go, Java, or Python.

Preferred Qualifications:

• Proficiency with Software Version Control (Git/GitLab) and the architecture of automated testing and continuous integration (CI/CD) pipelines tailored for restricted software development environments.

• Advanced experience with containerization (Docker) and infrastructure-as-code (IaC) frameworks (e.g., Ansible, Vagrant).

• Hands-on experience with enterprise virtualization technologies (vSphere/ESXi) and automated software validation frameworks.

• Deep technical understanding of low-level platform internals (e.g., Linux, Windows, Android), socket-level programming, and network traffic analysis.

• Demonstrated ability to explain complex technical requirements, systems architecture, and operational mission risk profiles to development teams and non-technical leadership alike.

• Experience with industry-standard reverse engineering tools and binary analysis methodologies.

• Experience designing and maintaining distributed data systems and automated analysis pipelines.

• Strong understanding of CNO environments and offensive capability development.

• Proficiency with enterprise agile workflow management and documentation tools.

• Strong analytical, problem-solving, and troubleshooting skills.

• Advanced certifications in project management, software engineering, or technical security domains.

Clearance Requirements:

• Active and current TS/SCI, polygraph eligible

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time

The projected compensation range for this position is $141,500.00-$236,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.