Senior JavaScript Developer (Level 2 or 3)

Job overview

The Senior JavaScript Developer (Level 2 or 3) role is onsite in Linthicum Heights, MD, with an annual salary of $160,000–$195,000. The position supports JBlocks capabilities for critical mission data tagging at RBR Technologies, a mission-focused information and technology business. The engineer leads development and delivery within an established team, aligns requirements, mentors developers, and integrates, tests, and documents software. The work advances complex software capabilities while supporting customer mission success.

What you'll do

• Lead multi-domain JBlocks development and requirement alignment
• define, manage, and deliver capabilities
• mentor developers and introduce best practices
• perform system-level integration, testing, and documentation
• containerize existing software using Docker
• apply EDH1/2, ISM, CAPCO, and CUI standards
• develop, maintain, enhance, review, and test software systems
• resolve software problem reports.

What we're looking for

Skills & competencies

linthicum heights md

senior javascript developer

software engineering

jblocks

java

docker

mission data tagging

ts/sci polygraph

gitlab ci/cd

linux

full-time

$160k–$195k

Work arrangement

• Weekend coverage required

Benefits & perks

• Health benefits, 401(k) matching, flexible work policies and schedules depending on contract, paid time off and federal holidays, special paid leave, volunteer hours, paid parental leave, company events, and pet insurance benefit.

Why this role

Requires an active TS/SCI Polygraph and Java development experience; Docker and mission-data tagging are central to the work.

About the employer

RBR Technologies is hiring for this role. Industry: All Other Professional, Scientific, and Technical Services. Sector: 54.