Information System Security Engineer III

centuria· Proposal
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📍 Philadelphia, PAProposal

About this role

Job Title: Information System Security Engineer (ISSE) III Location: Philadelphia, PA Clearance: Secret Company/ Program Description:  Centuria, a Service-Disabled Veteran-Owned Small Business (SDVOSB), has been delivering IT, Engineering, and Scientific solutions to the Federal Government since 2002. During our two decades of service, we have earned the trust and respect of our government clients for the simple reason that we have great people who are experts in their fields and take pride and ownership in everything they do.  Job Responsibilities: •Assist with the developing, maintaining, and tracking Risk Management Framework (RMF) system security plans, which include System Categorization Forms, Platform Information Technology (PIT) Determina Checklists, Assess Only (AO) Determination Checklists, Implementation Plans, System Level Continuous Monitoring (SLCM) Strategies, System Level Policies, Hardware Lists, Software List, System Diagram Privacy Impact Assessments (PIA), and Plans of Action and Milestones (POA&M).  •Execute the RMF process in support of obtaining and maintaining Interim Authority to Test (IATT), AO approval, Authorization to Operate (ATO), and Denial of Authorization to Operate (DATO). Identify and tailor IT and Cyber Security (CS) control baselines based on RMF guidelines and categorization of the RMF boundary.  •Perform Ports, Protocols, and Services Management (PPSM). Perform IT and CS vulnerability-level risk assessments. •Execute security control testing as required by a risk assessment or annual security review (ASR). Mitigate and remediate IT and CS system level vulnerabilities for all assets within the boundary per STIG requirements. Develop and maintain Plans of Actions and Milestones (POA&M) in Enterprise Mission Assurance Support Service (eMASS). •Develop and maintain system level IT and CS policies and procedures for respective RMF boundaries in accordance with guidance provided by the command ISSMs. Implement and assess STIG and SRGs.  •Perform and develop vulnerability assessments with automated tools such as Assured Compliance Assessment Solution (ACAS), Security Content Automation Protocol (SCAP) Compliance Check (SCC) and Ev STIG.  •Deploy security updates to Information System components.  •Perform routine audits of IT system hardware and software components. Maintain inventory of Information System components. •Participate in IT change control and configuration management processes. • Upload vulnerability data in Vulnerability Remediation Asset Manager (VRAM). Image or re-image assets that are part of the assigned RMF boundary. •Install software and troubleshoot software issues as necessary to support compliance of the RMF boundaries’ assets.  •Assist with removal of Solid-State Drive (SSD), Hard Disk Drive (HDD) or other critical components of assets before destruction and removal from the RMF boundary.  •Provide cybersecurity patching of assets in response to DoD and DoN TASKORDs, FRAGORDs, or as required by Command ISSM, ACIO, and/or Code 104 management.  •Support configuration change documentation and control processes and maintaining DOD STIG Compliance.  •Support cyber compliance of assets that are part of an enterprise IT network to include Windows server and CISCO networking hardware. This includes assessing vulnerabilities, patching and meeting requirements the STIG for the hardware.  •Report compliance issues of network hardware to management to avoid operational loss of the network.  Job Requirements:  •Education: Bachelor’s degree in computer science, information technology, or an equivalent STEM l degree from an accredited college or university. •Experience: Seven (7) years professional experience capturing and refining information security operational and security requirements and ensuring those requirements are properly addressed through purposeful development, and configuration, and implementing security controls, configuration changes, software/hardware updates/patches, vulnerability scanning, and securing configurations. •Minimum Certification Requirement: IAT-III (CASP+ CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH, CCSP)

Frequently Asked Questions

Is the salary disclosed for the Information System Security Engineer III position at centuria?
The salary for this Information System Security Engineer III role at centuria is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Information System Security Engineer III position at centuria located?
This Information System Security Engineer III role at centuria is based in Philadelphia, PA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Information System Security Engineer III role at centuria full-time or part-time?
This is listed as a Proposal position. It is posted as a Information System Security Engineer III role in the Proposal department at centuria.
Which team or department does the Information System Security Engineer III at centuria belong to?
This Information System Security Engineer III position is part of the Proposal department at centuria. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Information System Security Engineer III position at centuria?
Click the "Apply Now" button on this page. You will be redirected to centuria's official application portal hosted on lever where you can submit your application directly.
When was the Information System Security Engineer III job at centuria posted?
This Information System Security Engineer III position at centuria was posted on Oct 2, 2025. Apply as soon as possible — early applications are often reviewed first.
Information System Security Engineer III
centuria
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