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Principal Software Engineer (Cybersecurity | Networking)

Us-Md-Annapolis Junctionlead
Software EngineerSoftware Engineering
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Quick Summary

Key Responsibilities

You will work with other experienced members in R&D on system development and deployments for the protection of our country Participate in the requirements, design,

Requirements Summary

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S.

Technical Tools
Software EngineerSoftware Engineering
2026-10-30
United States of America
US-MD-ANNAPOLIS JUNCTION-339 ~ 306 Sentinel Dr ~ 339 BLDG
Onsite

Requirements

~2 min read
Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​
  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience
  • Typically requires a minimum of 8 years of experience developing in C, C++, Python, and/or Rust
  • Experience with system-level integration and testing, specifically, the integration of advanced, custom processing systems, testbeds, and software
  • Experience developing, coding, testing, and debugging complex algorithms
  • Experience working with customers, end users, hardware design teams, and software design teams
  • Experience with developing software for APIs, networking, and backend
  • Experience with creating proof-of-concept (PoC) use case scenarios and prototypes from initial ideas
  • Strong written and verbal communication skills and the ability to work independently yet collaboratively in a team environment
  • Experience in implementing cybersecurity tools and/or controls
  • Experience developing system level designs, high level control and data interfaces
  • Active and transferrable U.S. government issued Top Secret SCI (TS/SCI) security clearance is required prior to start.
  • U.S citizenship is required, as only U.S. citizens are eligible for a security clearance

 

  • Experience developing in C/C++ within a Linux environment
  • Experience with cybersecurity concepts such as red/blue teaming, defense-in-depth, and/or network penetration
  • Experience with building networks and networking protocols
  • Experience with reverse engineering software and/or hardware
  • Experience with Design, Development, Integration and Test of complex Communication systems
  • Experience in developing proof-of-concept (PoC) use case scenarios for novel cybersecurity systems
  • Experience formalizing, developing and documenting requirements, plans, and procedures based on customer discussions, briefings, interactions, and statements of work
  • Existing Top Secret with Full Scope Poly (Active within the last 24 months)

 

TS/SCI - Current
Active and existing security clearance required on day 1

Raytheon Company Managed by Collins Aerospace


At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.


Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.


Responsibilities

~1 min read
  • →You will work with other experienced members in R&D on system development and deployments for the protection of our country
  • →Participate in the requirements, design, development and testing of software to include development of new work products or enhancement of existing applications and systems
  • →Design, code, test, integrate, and document software solutions
  • →Participate in internal review of software components and systems
  • →Generate briefings and present material to team members, customers, and AST management as necessary
  • →Collaborate with project managers and other professionals within Engineering
  • →Follow established development practices and processes to maintain the configuration management of software products
  • →Travel up to 25% (domestic)

 

Click on this link to read the Policy and Terms

What We Offer

~1 min read
✓Medical, dental, and vision insurance  ​
✓Three weeks of vacation for newly hired employees  ​
✓Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option  ​
✓Tuition reimbursement program ​
✓Student Loan Repayment Program  ​
✓Life insurance and disability coverage  ​
✓Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection ​
✓Birth, adoption, parental leave benefits ​
✓Ovia Health, fertility, and family planning  ​
✓Adoption Assistance           ​
✓Autism Benefit  ​
✓Employee Assistance Plan, including up to 10 free counseling sessions  ​
✓Healthy You Incentives, wellness rewards program ​
✓Doctor on Demand, virtual doctor visits  ​
✓Bright Horizons, child and elder care services ​
✓Teladoc Medical Experts, second opinion program  ​
✓Eligible for relocation
✓And More!

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. ​ 


Location & Eligibility

Where is the job
Us-Md-Annapolis Junction
On-site at the office
Who can apply
Same as job location

About this job

Posted
Today
Employer
has 8,457 open jobs on Jobera in 4 countries.

Listing Details

Posted
October 30, 2026
First seen
October 30, 2026
Last seen
October 30, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
56%
Scored at
October 30, 2026

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Principal Software Engineer (Cybersecurity | Networking)