Information System Security Engineer (ISSE) III
Constellation West· enterprise· Information Technology And Services· Jul 4, 2025 · 16mo agoPosted 481 days ago
Philadelphia, PA, US
In office
Full-time
Mid
$100K–$158K est.
Before you apply
Ghost Signal:
Open since July 3, 2025 — 481 days, and still accepting applications.
Job description
ROLE: Information System Security Engineer (ISSE) III
REQUIRED:
Active, final Secret with immediate eligibility for a favorable /T5 investigation
4-yr STEM degree
Active IAT III or IAM III certification
Ability to work onsite at NSWC-PD
Demonstrable 7YoE information assurance & security : Professional experience capturing and refining information security operational and security requirements and ensuring those requirements are properly addressed through purposeful architecting, design, development, and configuration; and implementing security controls, configuration changes, software/hardware updates/patches, vulnerability scanning, and securing configurations.
RESPONSIBILITIES:
Assist with the developing, maintaining, and tracking Risk Management Framework (RMF) system security plans which include System Categorization Forms, Platform Information Technology (PIT) Determination Checklists, Assess Only (AO) Determination Checklists, Implementation Plans, System Level Continuous Monitoring (SLCM) Strategies, System Level Policies, Hardware Lists, Software List, System Diagrams, 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 CS security 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 withing 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 and/or 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 Evaluate 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 SSD, HDD or other critical components of assets before destruction and removal from the RMF boundary. Provide cybersecurity patching of assets in times of DoD and DoN TASKORDs, FRAGORDs, or even designated 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 of the STIG for the hardware. Report compliance issues of network hardware to management as not cause an operational of the network.
DESCRIPTION:
Constellation West is a 29-year WOSB and Prime Federal Contractor bidding on Information System Security work for IT Operations in support of NSWC-PD.
ABOUT US:
Constellation West is an award-winning company that delivers Information Technology (IT) engineering services and solutions and non-IT subject matter expertise worldwide. Established in 1997, Constellation West is an industry leader, partnering with key organizations. As a prime contractor or preferred subcontractor, we have a continual list of opportunities to fill nationwide with multiple agencies such as the Department of Veteran Affairs, the Department of Defense, civilian agencies, and the national intelligence community. Many positions supporting the U.S. federal government require our employees to be granted security clearances.
Constellation West strives to provide fully integrated solutions that cover all aspects of system and network engineering, administration, and management. We believe in attracting the right people ready to take on exciting challenges and be part of a dynamic team. Are you one of them? Do you have the expertise and knowledge to solve complex problems? If yes, join us and be a part of an exhilarating work environment that rewards your hard work and dedication. Don't miss out on this fantastic opportunity to make a difference!
Benefits include but are not limited to:
• Competitive 401(k) plan with employer matching
• Competitive Health Benefits with employer contributions
• 11 Paid Holidays per year
• 15 Days starting PTO for new hires
• Tuition/CE reimbursement
• Relocation Assistance
• Pre-Tax Commuter Benefit Accounts
• STD/LTD/Life Insurance with buyup options
• Veteran Hiring Preference
• Conversion to an Employee-owned firm (ESOP) in 2025—a lucrative benefit to employee-owners!
We are an Equal Opportunity Employer
Constellation West is proud to be an EEO/AA employer M/F/D/V
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. Constellation West will not discharge or, in any other manner, discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)
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Benefits
Benefits detected in the listing.
401(K)
Pto