2,064,162open jobs
125,020companies
239,276added this week
Browse all
Salary
$118k – $225k per year
Location
In office (Fulton)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 3, 2026. First seen by Alion on Mar 5, 2026. RTX scores B on the Alion truth index.

Overview
Company
Impact
Profile match

RTX

RTX is an American aerospace and defense company formed in 2020 by the merger of United Technologies and Raytheon. It operates through three businesses: Collins Aerospace, which makes avionics, aircraft interiors and aerostructures, Pratt & Whitney, which builds commercial and military jet engines, and Raytheon, which produces missiles, air defense systems such as Patriot, radars and sensors. Its customers include airlines, aircraft manufacturers, the United States Department of Defense and allied governments. The company is headquartered in Arlington, Virginia, United States.

Date Posted:

2026-03-05

Country:

United States of America

Location:

US-MD-FULTON-8170 ~ 8170 Maple Lawn Blvd ~ MAPLE LAWN, Ste 190, 200 & 300

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1

Solipsys, Managed by Collins Aerospace

Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is an industry leader in the development of command and control software systems and operates in a dynamic, complex, fast-paced business environment with both commercial and Government customers, including a mix of domestic and international pursuits and programs. We are seeking a Principal Systems Engineer to work on-site in Fulton, MD.

What You Will Do

  • Serve as a technical lead and systems engineer on challenging software development projects such as the Common Aviation Command and Control System (CAC2S) or the Battlespace Command and Control Center (BC3).
  • Be engaged with exciting and innovative advancements in Multi-Sensor and Information Fusion, Networked Situational Awareness, and Visualization technologies.
  • Perform full life cycle systems engineering tasks including system requirements analysis, definition, architecture design, trade studies, integration, verification and validation (IV&V).
  • Serve as Technical Leader of medium to large engineering development teams.
  • Act as systems engineering discipline subject matter expert for department, mentoring other engineers and solving critical technical problems with innovative solutions.
  • Travel to customer sites as needed.

Qualifications You Must Have

  • Experience with design and requirements derivation for software; some coaching and mentoring experience.
  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience

Qualifications We Prefer

  • Experience with any of the following systems: Link 16 Tactical Data Link (J series messages), VMF (K series messages), Command and Control (C2), Surveillance/Radars, Air Traffic Control, Mission Planning, Missile Systems or Combat/Fire Control systems.
  • Understand and apply commonly used concepts, practices, and procedures within the systems engineering field (ISO/IEC/IEEE 15288, Mil-Std-499B).
  • Experience with systems engineering tools such as DOORS, Sparx Systems Enterprise Architect, and Cameo.
  • Experience with configuration and test of cloud-based software deployments.
  • Experience with Earned Value Management System (EVMS) techniques and applying them as a Cost Account Manager (CAM).
  • Active and transferable Secret U.S. government issued security clearance

What We Offer Benefits

Some of our competitive benefits package includes:

  • 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
  • And more!
  • Eligible for relocation

Learn More & Apply Now!

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.

*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form - with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team that’s redefining aerospace, every day.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 118,300 USD - 224,900 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,064,162 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Industrial Engineering
Similar stack
Same company
Fulton
$157k – $299k per year · Hybrid · Nationals only · Full-Time · 12+ years exp · Hartford
Apply
In office · 10+ years exp · Bachelor's Degree · Savannah
SpaceTech
CATIA
Apply
Hybrid · Full-Time · 10+ years exp · Philadelphia
Chips/EDA
Photolithography
Apply
$201k – $374k per year · In office · Full-Time · 15+ years exp · Bachelor's Degree · Oceanside
Management
Agile
Life Sciences
GMP
Apply
In office · 10+ years exp · Bachelor's Degree · Baytown
Apply
Project Engineer I 7 days ago
≈ $61k – $110k per year (Estimated) · In office · Fulton
Apply
≈ $36k – $66k per year (Estimated) · In office · Internship · Fulton
Apply
$48k – $60k per year · In office · Internship · 1+ year exp · Fulton
Apply
$63k – $120k per year · In office · Secret · Full-Time · Bachelor's Degree · Fulton
Python
Java
PowerShell
C++
DevOps
Windows
MedTech
Verification & Validation
Defense
Link 16
Apply
$75k – $90k per year · Hybrid · Full-Time · Bachelor's Degree · Fulton
Design
AutoCAD
Apply
See all jobs
This is one of many
2,064,162 more open roles from verified company boards, updated every day.