$104,200–$172,900 Per Year
Algorithms, Analysis Skills, Assembly Language, Atlassian JIRA, C Programming Language, C++ Programming Language, Crucible, Data Analysis, Debugging Skills, Debugging Tools, Documentation, Government Intelligence, Hardware Development, High School Diploma, Identify Issues, Intelligence Agencies, Internet Security, Leadership, Microsoft Windows Operating System, Network Protocols, Python Programming/Scripting Language, Quality Assurance Methodology, Reverse Engineering, Security Clearance, Sockets, Software Development, Software Engineering, Systems/Internals Programming, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, Technical Support, Testing, Unit Test, Unix Operating Systems
# General Information
- Requisition: R66465
- Locations: USA-CO-Aurora
- Posting Date: 03/09/2026
- Security Clearance Required: TSSCI w/ Poly
- 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, weve 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 Engineer to join our team in Aurora, CO. In this role, you will develop advanced CNO capabilities that directly support national security. Youll work in a collaborative environment focused on solving complex technical challenges in support of our customers most critical missions.
## Responsibilities
Responsibilities include but are not limited to:
- Design and develop new hardware- or software-based CNO capabilities.
- Manage the design, development, documentation, testing, and debugging of applications software and systems.
- Apply expert knowledge of security concepts and network technologies.
- Develop data queries for existing or proposed databases or data repositories.
- Develop or implement algorithms to meet or exceed system performance and functional standards.
## Minimum Qualifications
- BS Degree in a technical discipline and 14 years of technical work experience, OR High School Diploma and 18 years of technical work experience.
- Experience in Python or C/C++ programming.
- Experience with troubleshooting and debugging complex systems.
- Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices).
- Experience with networking protocols (TCP/IP) and socket-level programming.
- Experience with developing CNO capabilities.
- Experience with leading the development of technical CNO solutions.
## Preferred Qualifications
- Experience with programming in assembly languages.
- Experience in software analysis or reverse engineering.
- Experience with unit testing frameworks and practices.
- Experience using Atlassian tools (JIRA, Confluence, Crucible).
## Clearance Requirements
- Must have a current/active TSSCI w/ Polygraph security clearance.
- Willing and able to obtain another polygraph prior to start if required.
## Physical Requirements
- Must be able to remain in a stationary position 50% of the time.
## Compensation & Benefits
The projected compensation range for this position is $104,200.00 - $172,900.00. 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. MANTECHs 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
- Other optional benefit elections
## Equal Opportunity Statement
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.
M
ManTech International Corp
Our Mission
Our mission is empowering our nation through a diverse and skilled workforce securely delivering innovative technology, consulting services and digital solutions for our customers’ mission success, every day.
Our Vision
Our vision is Securing the Future as the most trusted partner for U.S. Defense, Intelligence and Federal Civilian customers through the power of One ManTech. When these agencies think of an essential partner for their national and homeland security needs, they think ManTech.
Our Values
Our values are grounded in a bedrock of truth, integrity and caring for each other and the mission. We hold steadfast to:
• TRUST – We earn and protect the trust of our customers, employees and investors through an enduring foundation of respect, fairness, credibility and honoring our commitments, always.
• INCLUSION – We are an inclusive, diverse and talented workforce with a passion for mission success, intellectual capital, creativity and integrity. Our high ethical standards and investment in our people build confidence with our customers.
• QUALITY– We deliver exceptional quality to customers through differentiated technology solutions and an uncompromising focus on excellence, value and innovation.
5,000 to 9,999 employees
https://www.mantech.com/about