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Opsec Software Engineer Jobs (NOW HIRING)

ManTech

CNO Developer

Annapolis Junction, MD

$91K - $153K/yr

... and Software Development. Elevate your career and make a difference. Your adventure begins now ... Document capability functionality, usage, limitations, and OPSEC considerations for operators

VTG

Senior Systems Engineer

Hampton, VA · On-site

$94K - $178K/yr

These positions lead technical data authoring, software/firmware management, training architecture ... Author OPSEC plan and manage DD 254 compliance and COMSEC account functions Do you have what it ...

VTG

Senior Systems Engineer

San Diego, CA

$94K - $178K/yr

Manage software and firmware reproduction, version control, and change tracking for approximately ... Author OPSEC plan and manage DD 254 compliance and COMSEC account functions Do you have what it ...

VTG

Senior Systems Engineer

Hampton, VA · On-site

$94K - $178K/yr

Manage software and firmware reproduction, version control, and change tracking for approximately ... Author OPSEC plan and manage DD 254 compliance and COMSEC account functions Do you have what it ...

Cornerstone Defense

Systems Engineer

Reston, VA · On-site

Demonstrated experience with basic software development/scripting/software testing and debugging ... Demonstrated experience in operational tradecraft (OpSec compliance). * Demonstrated experience ...

ManTech International

CNO Developer

Annapolis, MD · On-site

$91K - $153K/yr

... and Software Development. Elevate your career and make a difference. Your adventure begins now ... Document capability functionality, usage, limitations, and OPSEC considerations for operators

Booz Allen Hamilton

$86K - $198K/yr

Android CNO Software Developer The Opportunity: Own the development and maintenance of Android CNO ... Experience with OPSEC-conscious development practices including artifact sanitization and indicator ...

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Opsec Software Engineer information

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$23K

$139.6K

$174.5K

How much do opsec software engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for opsec software engineer in the United States is $139,599.00, according to ZipRecruiter salary data. Most workers in this role earn between $116,000.00 and $160,000.00 per year, depending on experience, location, and employer.

What are popular job titles related to Opsec Software Engineer jobs?

For Opsec Software Engineer jobs, the most frequently searched job titles are:

CNO Developer

Annapolis Junction, MD

ManTech
IT Services • 5 - 10K employees
Learn more about ManTechexternal

$91K - $153K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 23 days ago

Key responsibilities

  • Develop custom cyberspace capabilities based on operational requirements and vulnerability research findings

  • Write, test, and maintain code for operational tools, exploits, post-exploitation frameworks, and automation systems, including implementing operational security controls

  • Collaborate with vulnerability researchers to weaponize vulnerabilities, integrate capabilities with operational infrastructure, and ensure reliable deployment across environments

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 15 frontline employees who took The Breakroom Quiz

Job description

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 motivated, career and customer-oriented CNO Developer to join our team in Annapolis Junction, MD. 

Responsibilities include but are not limited to:

  • Develop custom cyberspace capabilities based on operational requirements and vulnerability research findings
  • Write, test, and maintain code for operational tools, exploits, post-exploitation frameworks, and automation systems, implementing operational security (OPSEC) controls in capability design including anti-analysis, evasion, and attribution management
  • Collaborate with vulnerability researchers to weaponize discovered vulnerabilities into operational capabilities and integrate capabilities with existing operational infrastructure, data pipelines, and deployment systems
  • Conduct unit testing, integration testing, and operational validation of developed capabilities and work with infrastructure developers to ensure capabilities deploy reliably across cloud and traditional environments
  • Refactor and maintain legacy capabilities to address target environment changes and operational feedback
  • Document capability functionality, usage, limitations, and OPSEC considerations for operators
  • Participate in operational readiness exercises and capability demonstrations

Minimum Qualifications:

  • Bachelor's Degree and 4+yrs experience OR High School and 8+ yrs experience OR Associates and 6+ yrs OR experience OR Master's and 2+ yrs experience OR PhD and 0+ yrs of progressively responsible experience.
  • 3+ years software development experience, preferably in offensive / defensive cyberspace operations
  • Proficiency in compiled languages (C, C++, Rust, or Go)
  • Proficiency in scripting languages (Python, PowerShell, Bash)
  • Familiarity with operational security considerations in capability development (evasion, anti-forensics, attribution)

Preferred Qualifications:

  • Demonstrated experience developing capabilities for Windows and Linux target environments
  • Understanding of exploitation techniques and post-exploitation workflows
  • Experience developing capabilities for MacOS, mobile (iOS, Android), or embedded platforms
  • Knowledge of containerization and capability packaging (Docker)
  • Understanding of encryption protocols and cryptographic implementations
  • Experience with cross-platform development and build systems (CMake, Makefile)
  • Bachelor's Degree in Computer Science, Software Engineering, or related technical field (or equivalent experience).  Previous work supporting CNO / OC missions

Clearance Requirements:

  • An active TS/SCI with Polygraph is required.
  • Must be a U.S. citizen.

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets and office machinery.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
  • Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $91,600.00-$153,800.00. 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.

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