United States
HEARTLAND BUSINESS SYSTEMS LLC
MANTECH
CNO Developer Intern
United States
Aurora, Colorado, United States · San Antonio, Texas, United States · Herndon, Virginia, United States
PythonC++
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 Computer Network Operations (CNO) Developer Interns to design and develop technologies to defend, attack and exploit networks in defense of our most critical systems.
GENERAL INFORMATION
Our Summer internship locations include Hanover, MD; Herndon VA; Aurora, Colorado and San Antonio, TX. Hybrid options may be available.
The projected compensation range for this position is -. 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 [email protected] and provide your name and contact information.
Requisition # R70737
Locations USA-VA-Herndon, USA-TX-San Antonio, USA-CO-Aurora
Posting Date 09/14/2026
Security Clearance Required None
Remote Type Hybrid
Time Type Full time
Responsibilities include, but are not limited to: *
- Expanding your skills in Low-Level Programming, Hacking, Reverse Engineering, Capability/Tool Development, Embedded Development, Security Research, Penetration Testing and Networking *
- Leveraging experience with Python ,C, C++ and Assembly coding to develop mission-critical software *
- Supporting a prestigious national security program held by ManTech for 15+ years in a collaborative environment *
- Participating in guided projects over the summer that can directly flow back to real contracts.
Required Qualifications: *
- U.S. Citizen with an active US Security Clearance or eligible to obtain a US Security Clearance *
- Current full-time student pursuing a BS/MS in Computer Science, Computer Engineering or related field with a projected expected graduation date no earlier than December 2027. *
- Academic or professional experience in Low-Level Programming, Hacking, Reverse Engineering, Capability/Tool Development, Embedded Development, Security Research, Penetration Testing, and Networking *
- Proficiency with one (or more) of the following languages: Python, C++, C, or Assembly *
- Desire to work in a hands-on, coding-heavy role where the primary focus is to design and develop new bleeding edge software *
- Ability to work on-site or in a hybrid format in Hanover MD, Herndon VA, Aurora, CO or San Antonio TX
Clearance Requirements: *
- U.S. Citizen with an active US Security Clearance or eligible to obtain a US Security Clearance
Physical Requirements: *
- Must be able to be in a stationary position more than 50% of the time *
- Must be able to communicate, converse, and exchange information with peers and senior personnel *
- Must be able to consistently operate a computer and other office productivity machinery
Desired Qualifications: *
- Active/current TS/SCI with Polygraph clearance *
- Networking (TCP/IP) and socket level programming *
- Low-level internals in one or more technology areas (e.g. Windows, Unix, Mobile, Network devices) *
- Assembly programming concepts (x86) *
- Atlassian products (JIRA, Confluence, Crucible) *
- Penetration testing and analysis, computer forensic analysis and data recovery, computer intrusion detection and analysis, computer incident response
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