Computer Security Engineer

Job Title Computer Security Engineer Location Alexandria, VA (Onsite) Clearance Required Top Secret Employment Type Full-Time/Exempt Company Overview Syneren Technologies Corporation delivers advanced IT and engineering solutions to the Federal Government, supporting mission‑critical systems with innovation and integrity. Position Summary We are seeking a Computer Security Engineer to design, implement, and maintain cybersecurity infrastructure across enterprise systems. This role ensures compliance with DoD standards and protects digital assets from evolving threats. Key Responsibilities Manage cybersecurity tools (ACAS, Trellix, Sentinel, Defender for Cloud, ForeScout) Administer ACAS/Nessus for vulnerability scanning and compliance reporting Monitor and respond to threats using HBSS, SIEM, and WAF tools Develop SOPs, policies, and procedures aligned with DoD standards Collaborate with IT and DevOps teams to remediate vulnerabilities Support audits and ensure RMF, STIG, and FISMA compliance Deliver actionable security reports and recommendations Minimum Qualifications 5+ years with HBSS (Trellix/ePO) and ACAS (Nessus) 3+ years Azure cloud experience 2+ years with SIEM tools (Sentinel, Defender for Cloud, F5 Big‑IP AMS) Experience with Windows/Linux, SCC, PKI, antivirus, and cloud security 5+ years RMF experience, including assessor roles 2+ years with Cross Domain Solutions (CDS) Strong understanding of DoD cybersecurity frameworks Required Certifications IAT Level II (CompTIA Security+, SSCP, or equivalent) AZ‑900 Top Secret Clearance Preferred Certifications SC‑900 or AZ‑500 Working Conditions Standard office environment May require extended hours during deadlines Must be able to lift up to 15 lbs and move throughout the office Disclaimer This job description is intended to describe the general nature and level of work performed. It is not an exhaustive list of all responsibilities, duties, and skills required. ADA Compliance: Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. EEO-1 Statement: We are an Equal Opportunity Employer and do not discriminate based on race, color, religion, sex, national origin, age, disability, or genetic information. E‑Verify Participation: This employer participates in E‑Verify to confirm the eligibility of all newly hired employees to work in the United States. Equal Opportunity Employer, including disabled and veterans. #J-18808-Ljbffr