Software Engineer

Lockheed Martin
Littleton, Colorado, United StatesFull-time$91,200–$169,400Posted Sep 16, 2026

About the role

Standard Job Description

WHAT WE'RE DOING

Lockheed Martin Rotary and Mission Systems is looking for Software professionals to work on Cross-Domain Solution (CDS) products that protect and defend the information flow of critical and time sensitive data on many military application and networks.

Who We Are

At Lockheed Martin Rotary and Mission Systems (RMS), you will ensure cyber security standards are met and implemented.

Who You Are

The candidate will be working in an agile development environment on Red Hat Enterprise Linux and will be responsible for supporting elements of the design/sustainment/development efforts. The candidate should be a well-rounded software developer with experience in an object-oriented language, such as C++ or Java. The candidate should be a self-starter that is attentive to details and works well in a team.

THE WORK

Duties to include software design and development in a variety of programming languages, including Java, C++, and Python, SELinux policy creation, maintenance and debugging, message parser development, XML schema development, networking, shell script development, and software test. The work environment offers a substantial amount of technical variety.

Additionally, the proven ability to provide software engineering is required. Flexibility and agility to changing requirements and programming languages, and a desire to learn and experience new opportunities to improve team performance is a must. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. This team utilizes Agile methodologies, with 4 3-month increments per year. Each increment has 4 3-week sprints. A typical sprint will include planning, retrospectives, demos to stakeholders, development and test stories, and finally selloffs to track progress to a product owner. The development team works within the Deer Creek facility and at times can work remotely.

Additionally, as a developer for Radiant Mercury, you will have the opportunity to volunteer to support the end customers by travelling to site and performing installations or training of the product.

The individual selected for this team will need to be comfortable working independently and in a team environment. An ideal candidate will be a self-starter and a strong problem solver.

Many digital transformation techniques are used within the development environment including Jenkins, Git, Atlassian Suite of Tools, automated testing through software integration tests (SWIT), GoogleTest, and JUnit.

Basic Qualifications

Working knowledge of C++ or Java

Familiarity with the Linux operating system

Solid communication skills

DoD Interim Secret Security Clearance

Desired Skills

Some knowledge of network programming (TCP, UDP, IPC)

Unit Testing – GoogleTest and JUnit

Python, Perl, Bash

Security Enhanced (SE) Linux

Security+ certification

Cross Domain Solutions and “Raise the Bar” requirements

CI/CD - Jenkins, Fortify, Gerrit

Git

Pay Information

Full-Time Salary Range: $91200.00 - $169400.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.

For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.

Responsibilities

  • Software design and development in Java, C++, and Python
  • SELinux policy creation, maintenance and debugging
  • Message parser development and XML schema development
  • Networking and shell script development
  • Software testing

Qualifications

  • Working knowledge of C++ or Java
  • Familiarity with the Linux operating system
  • Solid communication skills
  • DoD Interim Secret Security Clearance

Benefits

  • Medical, Dental, Vision
  • Flexible work arrangements and schedules
  • 401(k) match
  • Paid time off
  • Holidays
  • Parental Leave
  • EAP
  • Flexible Spending Accounts
  • Education Assistance
  • Life Insurance
  • Short-Term Disability
  • Long-Term Disability

Skills mentioned

C++JavaPythonLinuxTCP/IPUnit TestingJUnitJenkinsGitShell Scripting

About Lockheed Martin

The world relies on what we do. Headquartered in Bethesda, Maryland, with offices across the U.S. and around the globe, our team delivers solutions that strengthen national security, shape industries and push engineering and technology to new levels. We collaborate to win. We put our customers first. And we perform with excellence. The best careers are built at Lockheed Martin. Join us.

Defense and Space Manufacturing10,001+ employeesBethesda, MD

H-1B sponsorship history

Historical employer filing data was found for Lockheed Martin. The employer record includes 5 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.