Principal CNO Developer

Job overview

The Principal CNO Developer role is onsite in Hanover, MD, with compensation of $175,000–$196,000 per year. TAP Engineering describes the position as supporting advanced software tools and capabilities in a mission-focused environment. The principal developer leads software design and implementation, architects end-to-end data flows, and guides technical direction across engineering efforts. The role contributes to mission requirements through low-level programming, network protocol development, system integration, testing, and technical leadership.

What you'll do

• Lead design, development, and implementation of software tools
• architect end-to-end data flows and tasking
• develop applications across Windows, Unix/Linux, and embedded or mobile environments
• write and maintain code in Assembly, C, C++, Java, Perl, or Python
• lead design and code reviews
• debug, test, and validate complex systems
• prepare technical documentation and briefings
• collaborate across teams to integrate and optimize performance.

What we're looking for

Skills & competencies

principal cno developer

hanover md

full-time

ts/sci clearance

polygraph

software engineering

c++

python

network protocols

linux

system integration

Work arrangement

• Weekend coverage required

Benefits & perks

• 15–25 days of PTO based on tenure plus 11 paid holidays, up to 15% employer 401(k) contribution, medical, dental and vision coverage, insurance, FSAs, tuition reimbursement, wellness incentives, and performance rewards.

Why this role

Requires active TS/SCI clearance with polygraph; salary in the description is stated as $190,000–$215,000, while the feed salary is $175,000–$196,000.

About the employer

TAP Engineering is hiring for this role. Industry: Engineering Services. Sector: 54.