System Engineer - Senior

• Engineer and integrate enterprise systems architectures to support modernization and optimize performance.
• Design and implement technical solutions that are secure and scalable.
• Analyze complex system requirements and develop strategies for automation and resiliency.
• Ensure compliance with cybersecurity and configuration management standards.
• Lead technical integration efforts and coordinate with network and security teams.
• Support lifecycle sustainment initiatives across DoDIN-connected infrastructures.
• Enforce configuration management baselines and cybersecurity compliance standards.
• Ensure systems meet RMF, STIG, and operational performance requirements.

• Clearance: Secret Eligible required
• S. Citizenship required
• DoD 8140.03 Compliance: DoD Cyber Workforce Framework (DCWF) Work Role 451-System Administrator at the Advanced proficiency level
• Certifications (one or more required): SecurityX / CASP+, CCNP Security, CCSP, FITSP-O, GFACT
• Education: Masters or Ph.D in [Computer Science, Cybersecurity, Data Science, Information Systems, Information Technology, Software Engineering]
• Minimum of 8-10 years of experience engineering and integrating enterprise systems architectures within DoD or Federal environments
• Demonstrated experience in supporting modernization and lifecycle sustainment initiatives
• Proven experience in designing secure and scalable technical solutions
• Experience in implementing automation, resiliency, and high-availability strategies
• Experience leading technical integration efforts and coordinating with network and security teams, * Clearance: Active Secret preferred
• Familiarity with ARNG or DoD IT environments
• Experience with SIPRNet operations
• Knowledge of RMF and STIG compliance processes
• Strong understanding of network operations and cybersecurity best practices

Everforth ECS is seeking a System Engineer - Senior to work in Fairfax, Virginia. Please Note: This position is contingent upon contract award., Everforth ECS is the federal segment of Everforth , a $4B global organization with over 10,000 employees. Our nearly 3,500 professionals deliver advanced technology solutions in data and AI, cybersecurity, and enterprise transformation, serving defense, intelligence, and federal civilian agencies.

Our work powers mission-critical outcomes, strengthens technology partnerships, and creates meaningful opportunities for our people. We are defined by a commitment to excellence in delivery, a culture of innovation, and an environment where talent can thrive and grow.