Job Requirements
Job Description
Senior System Security Engineer
Location: Remote
Required Clearance: Public Trust
Since 1999, ITEC has delivered mission-critical support to the DoD and Intelligence Community. Now part of ManpowerGroup Public Sector (MGPS), we continue that work with expanded capabilities. Employees hired through this process will join MGPS and receive a comprehensive benefits package and competitive pay.
Job Description:
The Sr. System Security Engineer will be essential in safeguarding the client’s critical systems and infrastructure by spearheading the design, implementation, and management of comprehensive security strategies. The Sr. System Security Engineer will leverage deep technical expertise to build and secure robust systems that protect against evolving threats. Day-to-day responsibilities includes the development of security solutions, ensuring the hardening of network, Linux-based, and Windows system. Also utilizing strong problem-solving abilities enabling the ability to diagnose complex security issues and deliver timely, effective solutions. Responsibilities also include securing cloud environments such as AWS, Azure, or GCP, as well as containerized platforms like Docker and Kubernetes, and ensuring that all systems meet DISA-STIG security standards.
In this role, the Sr. System Security Engineer will be the hands-on and the sole System Security Engineer which demands a self-motivated and highly proactive individual capable of proactively ensuring and maintaining system and security integrity of client systems by engaging and driving efforts forward in an independent manner. Also, responsibilities include working directly with other security team members in ensuring uptime and compliance of the various security tools and processes. Exceptional analytical and problem-solving skills is required to diagnose complex security issues and deliver robust, timely solutions. Resource must also have excellent verbal and written communication skills to effectively report security findings, communicate risk, and collaborate with diverse teams and leadership.
Required Skills:
- Hands-on Linux expertise: Deep, hands-on experience with Linux operating systems (e.g., RHEL, CentOS, Ubuntu), including system internals, administration, Linux template hardening, and troubleshooting.
- Hands-on Microsoft Windows knowledge such as Active Directory Security, System Hardening & Configuration, Windows Security Stack, and Logging and Monitoring (Windows Event Logs, Sysmon, and integration with SIEM systems for threat detection).
- Hands-on experience with Infrastructure Hardening and Configuration of on premise and cloud based servers, network devices, and hypervisors. Includes engineering and maintenance of secure networks through use of firewalls, VLAN segmentation, and ACLs configuration.
- Advanced proficiency in scripting languages such as Python and Bash to automate tasks and build security tools.
- Cloud and container security: Experience securing cloud environments (e.g., AWS, Azure, GCP) and containerization technologies like Docker and Kubernetes.
- Networking and cryptography: Strong understanding of network security, protocols (TCP/IP), firewalls, encryption, and authentication systems.
- Security frameworks, compliance, and tools: Proficiency with industry-standard security frameworks like the PCI-DSS, SOC 2, NIST, ISO etc., as well as tools for vulnerability scanning (Tenable Nessus), network tools (Cisco FMC, Extrahop,etc) , SIEM (Splunk), EDR (Trellix) and other various toolsets.
