Cloud & Enterprise Systems Engineer 2 with Security Clearance

The System Engineer Level 2 supports the design, development, integration, and maintenance of complex on premises and cloud-based systems. This role ensures system requirements are met, architectures are sound, and systems remain secure, reliable, and compliant with DoD and program standards. The SE2 collaborates closely with stakeholders, IPTs, and technical teams to guide system implementation from concept through operations. Technical Environment & Responsibilities • Manage and support hybrid on premises datacenter environments and AWS cloud infrastructure, including resource provisioning, optimization, and secure, compliant operations

• Administer and troubleshoot Linux systems (Amazon Linux 2023, RHEL 8/9) and Windows Server environments (2016/2022), including system hardening, patching, service configuration, monitoring, and log analysis
• Maintain core enterprise services including: o Active Directory: user/group management, OU structure, authentication troubleshooting, domain security o DNS: zone management, record troubleshooting, secure update configuration o Group Policy: policy creation, deployment, and multi domain troubleshooting
• Use Salt, Bash, Python, and Ansible to automate system configuration, remote execution, baseline enforcement, and repeatable deployment workflows
• Deploy, configure, and maintain enterprise security tools including McAfee/Trellix agents and ePO, Tenable Nessus agents, and BigFix
• Identify, track, remediate, and validate security vulnerabilities across heterogeneous operating systems, cloud environments, and on prem systems
• Apply patches and configuration changes, verify remediation, maintain documentation, and ensure continuous compliance with DoD/IC cybersecurity standards Core Systems Engineering Responsibilities • Analyze and refine system requirements, architectures, and design approaches
• Contribute to System Engineering Plans, Requirements Specifications, Interface Control Documents, and technical planning artifacts
• Support system integration, interface definition, configuration management, and verification/validation activities
• Participate in IPTs to design new capabilities and evaluate solution alternatives
• Develop system design solutions, physical architectures, and concepts of operation
• Maintain system baselines and ensure technical integrity throughout the lifecycle
• Assess technical risks, support design and program reviews, and assist with certification/accreditation activities
• Interface with government stakeholders to address engineering issues, risks, and decisions Qualifications • Active TS/SCI with Full Scope Polygraph (must already be held)
• IAT Level II certification (Security+ CE, GSEC, CySA+, CCNA Security, or GICSP)
• Fourteen (14) years of systems engineering experience with programs of similar scope and complexity
• Bachelor’s degree in Systems Engineering, Computer Science, Information Systems, Engineering, or related field (five additional years may substitute)
• Strong hands-on experience with Linux and Windows Server administration
• Experience supporting AWS cloud services including EC2, IAM, VPC, security groups, and monitoring tools
• Proficiency with automation tools and scripting technologies (Salt, Bash, Python, Ansible)
• Experience with enterprise security tools such as McAfee/Trellix ePO, Tenable Nessus, and BigFix
• Solid understanding of TCP/IP networking, firewalls, and system security best practices
• Familiarity with vulnerability management, patch lifecycle processes, and compliance requirements for DoD/IC systems
• Ability to troubleshoot complex system, network, and security issues across hybrid environments