System & Network Integration Engineer III | TS Cleared | On-site, Denver, CO

Who is Trace3?

Trace3 is a leading Transformative IT Authority, providing unique technology solutions and consulting services to our clients. Equipped with elite engineering and dynamic innovation, we empower IT executives and their organizations to achieve competitive advantage through a process of Integrate, Automate, Innovate.

Our culture at Trace3 embodies the spirit of a startup with the advantage of a scalable business. Employees can grow their career and have fun while doing it!

Trace3 is headquartered in Irvine, California. We employ more than 1,200 people all over the United States. Our major field office locations include Denver, Indianapolis, Grand Rapids, Lexington, Los Angeles, Louisville, Texas, San Francisco.  

Ready to discover the possibilities that live in technology?

 

Come Join Us!

Street-Smart - Thriving in Dynamic Times

We are flexible and resilient in a fast-changing environment. We continuously innovate and drive constructive change while keeping a focus on the “big picture.” We exercise sound business judgment in making high-quality decisions in a timely and cost-effective manner. We are highly creative and can dig deep within ourselves to find positive solutions to different problems.

Juice - The “Stuff” it takes to be a Needle Mover

We get things done and drive results. We lead without a title, empowering others through a can-do attitude. We look forward to the goal, mentally mapping out every checkpoint on the pathway to success, and visualizing what the final destination looks and feels like.

Teamwork - Humble, Hungry and Smart

We are humble individuals who understand how our job impacts the company's mission. We treat others with respect, admit mistakes, give credit where it’s due and demonstrate transparency. We “bring the weather” by exhibiting positive leadership and solution-focused thinking. We hug people in their trials, struggles, and failures – not just their success. We appreciate the individuality of the people around us.

 

**This position is fully on-site and requires support to multiple locations in/around the Denver, CO area

 

JOB SUMMARY:

We are seeking a highly skilled System and Network Integration Engineer with an active Top-Secret clearance to support a Sensitive Compartmented Information Facility (SCIF) buildout. The ideal candidate will have experience working in classified environments, integrating systems and networks, and aligning infrastructure with DevSecOps pipelines and mission-critical requirements. You will be instrumental in deploying secure, compliant, and scalable solutions that meet DoD and IC requirements.

SUMMARY OF ESSENTIAL JOB FUNCTIONS:

• Lead and maintain systems and network integration for a new SCIF buildout, ensuring all solutions meet classified environment standards.
• Collaborate with security, DevSecOps, and infrastructure teams to design, configure, implement, and maintain secure systems and networks.
• System Administration responsibilities; Coordinate and oversee the installation, configuration and maintenance of hardware, software, and network devices within the SCIF.
• Ensure alignment with DoD STIGs, NIST 800-53, ICD 705, and other relevant federal requirements and frameworks.
• Integrate and validate classified systems and ensure seamless connectivity to enterprise environments, where applicable.
• Participate in technical reviews, system assessments, and accreditation processes (e.g., RMF).
• Document system configurations, diagrams, and as-built designs to support ongoing O&M and security audits.
• Serve as a technical liaison with customer stakeholders, contractors, and vendors.

SKILLS AND EXPERIENCE:

• Active Top Secret clearance (SCI eligibility preferred).
• 5+ years of experience in systems integration, network engineering, or similar technical roles within classified or DoD environments.
• Deep knowledge of SCIF infrastructure requirements, including power, cooling, cabling, shielding, and TEMPEST controls.
• Hands-on experience with DoD networks, cross-domain solutions, firewalls, routers, switches, and virtualized environments.
• Familiarity with DevSecOps pipelines, tools (e.g., GitLab, Jenkins, Kubernetes), and secure CI/CD practices.
• Strong understanding of security frameworks such as RMF, NIST SP 800-53, and ICD 503.
• Strong analytical and problem-solving abilities.
• Ability to communicate effectively with both technical and non-technical stakeholders.
• Team player who can work independently in fast-paced