CACI International Principle Engineer in Reston, Virginia

Job Description

CACI National Cyber Solutions is currently looking for a detail-oriented motivated Principle Engineer. A successful candidate will have demonstrated experience providing dynamic engineering support to the Department of Defense or Intelligence Community to include the design, development, testing, and integration of mission-focused communication systems, cyber capabilities, or cloud-based infrastructure. This individual will serve as a recognized authority and subject matter expert to maintain and upgrade current communication systems and develop future capabilities from design inception to deployment.

Duties and Responsibilities:

  • Serve as a key contributor to Team CACI through technical and engineering expertise to our project team and customer stakeholders; providing technical subject matter expertise related to the design, development, integration, and sustainment of cyber tools and infrastructure.

  • Coordinate closely with operational stakeholders to ensure technologies are fit-to-use, meet appropriate security protocols, and develop new and emerging capabilities to meet dynamic mission needs.

  • Identify user requirements, assessing technical solutions, facilitating requirements-to-capabilities, ensuring successful integration of all tools, applications, and infrastructure, and developing the technical roadmap for the customers dynamic and growing mission space.

  • Convey technical tools and technical tradecraft concepts to operational (non-technical) audience.

  • Oversees the vulnerability assessments and penetration testing of applications, infrastructure, and system functionality; Responsible for the overall security assessment and coordinating with the Government stakeholders for authorization cycle and authority to operate status.

  • Develops test plans and tests software security mechanisms for operational effectiveness and deployment readiness; develops test and evaluation reports.

  • Collaborates with hardware and software designers/engineers, and analysts to develop, coordinate, analyze and evaluate hardware, software, or systems modeling and simulation-based studies and to examine ramifications of output, and design interfaces with various design systems.

  • Reviews development plans for compliance with adopted engineering standards and good engineering practices.

  • Performs research or other professional and scientific work in one or more software and/or hardware engineering disciplines involving the application of knowledge of complex engineering fundamentals.

  • Provide support to requirements management and problems-to-solutions analysis

  • Support mission implementation planning and the analysis of security threats and vulnerabilities

Required Qualifications:

  • Typically requires a bachelor’s degree or equivalent and 10 years of related experience.

  • In depth knowledge of LAN/WAN/VPN administration, operation, monitoring, and troubleshooting.

  • 6+ years of experience building and configuring multiple Linux systems

  • 2+ years of hands-on operational experience designing, building, and integrating web or application services in a cloud environment

  • TS/SCI Security Clearance with Polygraph

Desired Qualifications:

  • Experience with telephone PBX software (i.e. Asterisk)

What We Can Offer You:

  • We’ve been named a Best Place to Work by the Washington Post.

  • Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

  • We offer competitive benefits and learning and development opportunities.

  • We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

  • For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Job Location


CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is proud to provide dynamic careers for employees worldwide. CACI is an Equal Opportunity Employer - Females/Minorities/Protected Veterans/Individuals with Disabilities.