Principal Cybersecurity Lead

Job overview

The Principal Cybersecurity Lead is an onsite role based in Arlington, TX, with a salary range of $160,000 to $220,000 per year. This position supports the E-Space cybersecurity department, focusing on defending the company's LEO space system and IoT infrastructure. This role exists to proactively identify and mitigate cyber threats through hands-on engineering, incident response, and strategic security architecture. The lead will drive technical decisions, conduct threat hunting, and mentor security staff to ensure the integrity and resilience of global communications systems.

What you'll do

• Monitor threat campaigns, manage enterprise security architecture, develop detection engineering code, lead incident response, and oversee vulnerability management.

What we're looking for

Skills & competencies

full-time

arlington tx

cybersecurity

threat intelligence

incident response

security architecture

detection engineering

vulnerability management

onsite

e-space

$160k-$220k

Work arrangement

• Weekend coverage required

Benefits & perks

• Competitive salaries, health and wellness care options, financial solutions, paid holidays, and paid time off.

Why this role

Requires deep technical expertise in cybersecurity, hacker mindset, and experience with cloud/IoT security in a high-growth environment.

About the employer

E-Space is hiring for this role. Industry: Miscellaneous Intermediation. Sector: 52.