Onlano
CybersecurityOnsite

Software Engineer (Cybersecurity)

Lockheed Martin - Company

Derwood, Montgomery County, ๐Ÿ‡บ๐Ÿ‡ธ United StatesFull-time - Senior (4-7 years)0 applicantsCloses Jun 15, 2026

Salary

USD 158,257 - 158,257 / year

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Job description

Role overview

Lockheed Martin seeks a Software Engineer to develop and maintain classified systems critical to national security. This role involves working within a collaborative IT & Cybersecurity team to deliver innovative, high-level software solutions aligned with ethical and operational standards.

Key responsibilities

  • Design, develop, and maintain secure software systems for classified defense projects
  • Collaborate with cross-functional teams to ensure compliance with cybersecurity protocols
  • Participate in all phases of the software development lifecycle
  • Implement advanced security measures to protect sensitive data
  • Troubleshoot and resolve complex technical issues

Requirements

  • Active Poly SR SWE1 clearance
  • 4+ years of software engineering experience
  • Strong understanding of cybersecurity principles and practices
  • Proficiency in secure coding methodologies
  • Experience with classified software development environments
  • Bachelor's degree in Computer Science or related field

Benefits

  • Competitive salary and performance incentives
  • Professional development opportunities
  • Comprehensive healthcare and retirement plans
  • Flexible work arrangements
  • Career advancement within a global defense leader

Responsibilities

  • Design, develop, and maintain secure software systems for classified defense projects
  • Collaborate with cross-functional teams to ensure compliance with cybersecurity protocols
  • Implement advanced security measures to protect sensitive data

Requirements

  • Active Poly SR SWE1 clearance
  • 4+ years of software engineering experience
  • Strong understanding of cybersecurity principles and practices

Benefits

  • Competitive salary and performance incentives
  • Professional development opportunities

Keywords

cybersecuritysoftware developmentclassified systemsIT securitydefense technologysecure codingpolygraph clearance