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Job Description:
Parsons is looking for an amazingly talented, motivated, and customer-oriented Senior Cyber Security Engineer / Information Systems Security Officer (ISSO) to join our team! In this role you will be part of Parsons’ Federal Solutions team providing Systems Engineering Technical Assistance to the Ground-based Midcourse Dense (GMD) Product Office under the Teams-Next Missile Defense Systems Engineering (TN-MDSE) contract managed by the Missile Defense Agency.
What You'll Be Doing:
- Serve as a member of the cybersecurity team, developing system Security Plans (SSPs), Interim Authority to Test (IATT), Authority to Connect (ATC) and, Authority to Operate (ATO) packages.
- Perform analysis to validate established security requirements and recommends additional security requirements and safeguards where required.
- Periodically conduct reviews of each system’s audits and monitors corrective actions until all actions are closed.
- Ensure that system security artifacts are developed, reviewed, and updated as needed.
- Confirm that all RMF requirements are properly addressed and required artifacts are loaded and managed within Enterprise Mission Assurance Support Service (eMASS).
- Interface with other cyber teams to review RMF Contract Data Requirements Lists (CDRLs) and ensure timely delivery of CDRL artifacts, while providing feedback to ensure the sufficiency and quality of cyber artifacts.
- Perform vulnerability/risk analyses of systems using expertise in relevant information systems security.
- Track and monitor Plan of Action and Milestones (POA&Ms).
- Conduct reviews of cybersecurity artifacts and technical briefings and work with customer to resolve any findings.
- Ensure that identified security controls are implemented and operating as intended through all phases of the lifecycle.
- Track deliverables (i.e., artifacts, schedules, and metrics).
- Contribute to and may lead the planning and implementation of large programs in the function and regularly interfaces with senior management and executive leadership.
- Lead, mentor, and provide guidance and instructional aide to Associate and Junior ISSOs.
- Assist in overall functional strategic planning.
What Required Skills You'll Bring:
- Active Secret clearance
- Bachelor's Degree in Engineering or an equivalent technical/scientific discipline specifically related to area of specialty and 10+ years of related professional experience
- Advanced degree may be preferred at this level
- Demonstrated abilities to analyze complex problems, identify root causes, and develop actionable recommendations with effective solutions.
- Knowledge to perform technical work utilizing the Risk Management Framework (RMF) process including analyzing and solving Information Assurance (IA)-related technical problems.
- Ability to establish strict program control processes to ensure mitigation of risks and supports for obtaining certification and accreditation of systems. This includes process support, analysis support, coordination support, security certification test support, security documentation support, investigations, software research, hardware introduction and release, emerging technology research inspections, and periodic audits.
What Desired Skills You'll Bring:
- Master's Degree in STEM and 12+ years working on missile defense-related or other complex, large DoD program / project
- MDA experience and knowledge of MDA processes
Security Clearance Requirement:
An active Secret security clearance is required for this position.This position is part of our Federal Solutions team.The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.Salary Range: $134,100.00 - $241,400.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY!Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.
Skills Required
- Active Secret security clearance
- Bachelor's degree in Engineering or an equivalent technical or scientific discipline related to the specialty
- 10 or more years of related professional experience
- Ability to analyze complex problems, identify root causes, and develop actionable recommendations
- Knowledge of the Risk Management Framework (RMF) and information assurance technical problem solving
- Ability to establish program control processes supporting risk mitigation and system certification and accreditation
- Master's degree in STEM
- 12 or more years of experience on missile defense or other complex large Department of Defense programs or projects
- Missile Defense Agency experience and knowledge of MDA processes
Parsons Corporation Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Parsons Corporation and has not been reviewed or approved by Parsons Corporation.
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Retirement Support — Retirement programs are framed as a major value driver, with an ESOP alongside a 401(k) match and additional stock-purchase options contributing meaningfully to total rewards. This structure is positioned as especially attractive for employees who value long-term wealth-building over immediate cash.
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Healthcare Strength — Health coverage is described as broad and choice-rich, with multiple plan types (PPO, HDHP, and some HMO networks) plus dental, vision, EAP, and wellness resources. The availability of different plan designs and national-carrier coverage supports varied employee needs.
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Leave & Time Off Breadth — Time-off offerings are portrayed as competitive, including PTO, holidays, flexible schedules such as a 9/80 option for eligible roles, and floating holidays in the U.S. Paid parental leave of 160 hours is also highlighted as a meaningful component of the overall package.
Parsons Corporation Insights
What We Do
Parsons is a digitally enabled solutions provider with a focus on making the world safer, smarter, healthier, more sustainable, and more connected. Founded in 1944, Parsons primarily serves the defense, security, and infrastructure markets. Uniquely qualified to deliver cyber/converged security, technology-based intellectual property, and other innovative services, the corporation delivers state-of-the-art solutions to federal, regional, and local government agencies as well as to private industrial customers worldwide. Parsons has a reputation for inclusion and diversity and has been named to the Ethisphere Institute’s list of World’s Most Ethical Companies for 10 consecutive years. Parsons facilitates a culture of innovation by encouraging collaboration among its employees and providing opportunities for career growth. With offices around the globe, people of varied talents and backgrounds, and a wide range of exciting projects, the possibilities at Parsons are endless. For more about Parsons, visit www.parsons.com. Mission: Delivering innovative infrastructure, defense, and security solutions to enable a more sustainable, safer, smarter, and more connected world.







