Senior Principal Cyber Security Developer

General information

Requisition # R60763 Locations USA-VA-Chantilly Posting Date 05/30/2025 Security Clearance Required TS/SCI 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, 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 Senior Principal Cyber Security Developer to join our team in Chantilly, VA.

Responsibilities include but are not limited to:

• Developing software applications using Java or other related programming languages
• Developing backend software and user interfaces related to identity and access management services, including directory, access, identity, and privileged access management services
• Providing support and documentation in coordination with the development and deployment teams
• Maintaining infrastructure in cloud or other virtualized environments
• Providing guidance in support of testing automation techniques
• Providing COTS software installation, customization and automation
• Maintaining Authority to Operate (ATO)
• Providing status reports in an Agile environment
• Mentoring Junior level staff in software development principals

Minimum Qualifications:

• Bachelor’s degree in computer science or related fields, or 6+ years of additional experience in lieu of degree
• 10+ years of working experience in the IT field
• Experience working in LINUX environments
• Knowledge of LDAP directory and managing databases
• Experience with Public Key Infrastructure (PKI) concepts and implementation
• Ability to create scripts to assist with automation efforts
• Must have or be willing to obtain IAT Level II certifications within 6 months of hire

Preferred Qualifications:

• Experience with Ansible, and writing automation playbooks
• Experience working in an Agile environment
• Experience working in a Dev/Ops environment
• Experience working in multi-disciplined teams
• Knowledge of Identity and Access Management principals

Clearance Requirements:

• Must have a current/active TS/SCI w/Polygraph

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.

ManTech International Corporation 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.