Engineer Software 1

Software Engineer - Colorado Springs, CO (Onsite | Secret Clearance Required)

Telecommute: Not available - onsite only
Clearance: Active Secret clearance required
Work Shift: 1st Shift, 9/80A
Travel: Up to 10%
Position Overview
A defense-sector engineering organization is seeking a Software Engineer to support an Internal Research and Development (IRAD) project. This position is fully onsite in Colorado Springs, CO and requires the ability to work in a secured/closed-area environment.
The engineer will contribute to the design and implementation of advanced software capabilities and algorithms supporting complex systems involving intensive physics and mathematics. Responsibilities include developing new software features, analyzing system requirements, and participating in reviews of requirements and test cases.
Responsibilities

• Develop software applications and new system capabilities in C
• Implement and optimize algorithms involving physics- and math-based models
• Review system requirements, design documentation, and test cases
• Support integration, testing, and troubleshooting in a collaborative engineering environment
• Work onsite in a secured facility as required

Basic Qualifications

• Bachelor's degree in a STEM field and 5+ years of relevant experience
  • OR Master's degree and 3+ years
  • OR PhD and 1+ year
• Active, in-scope DoD Secret clearance at time of application
• Strong hands-on experience developing software in C
• Experience with MATLAB and/or Python
• Ability to quickly learn and apply new technical concepts
• Experience working in Unix/Linux environments
• Ability to work fully onsite in a closed-area environment

Preferred Qualifications

• Linux scripting and operations experience
• Experience with automated software testing and requirements analysis
• Experience with battle management or fire-control systems
• Experience with Docker, Kubernetes, or other containerization technologies
• Familiarity with Behavior-Driven Development (BDD) tools such as Gherkin or Cucumber
• Experience with static/dynamic code analysis tools (Coverity, Fortify, SonarQube)
• Experience working in a Model-Based Systems Engineering (MBSE) environment
• Experience with CI/CD pipelines and tools (Jira, GitHub/GitLab, Jenkins, SonarQube)
• Strong in mathematics or physics
• Advanced degree in Mathematics, Physics, or Computer Science

Job Type & Location
This is a Contract position based out of Colorado Springs, CO.
Pay and Benefits
The pay range for this position is $60.00 - $75.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Colorado Springs,CO.
Application Deadline
This position is anticipated to close on Feb 28, 2026.
>About TEKsystems:
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.