Six Figure Work

Senior Cyber Security Engineer / ISSO

Parsons

Company websiteparsons.com (Parsons, opens in new tab)

Base salary $134,100  to $241,400

Employer-published annual base salary, USD. Advertised base range in Huntsville, AL

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  • LocationHuntsville, AL
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (28 min ago) · observed since

About this job

In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

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/.

Source: Parsons on Workday · View original posting (opens in new tab)

Pay in context

This role's base floor ($134,100) is above 33% of the 1,827 IT & Security roles nationwide listed on this site; 2 others list the same floor. Their median floor is $151,300; the middle half runs from $125,235 to $181,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 7, 2026.

This range next to 6 other live Parsons roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Parsons roles with the nearest advertised base floor
RolePublished base
Senior Cyber Security Engineer / ISSO (this listing)$134,100 - $241,400
PNT/Space Integration Engineer$134,100 - $241,400
Space Situational Awareness SME$134,100 - $241,400
CSfC Principal SME & Lead Systems Architect$134,100 - $241,400
Requirement Manager - Technical Assurance$134,100 - $241,400
Chief Engineer — Radar Division$134,100 - $241,400
Roadway Practice Lead$134,100 - $241,400

Same $100K to $400K scale as every card. All Parsons roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-11-03
Where this pay comes from

Location as the employer wrote it: US - AL, Huntsville

Salary Range: $134,100.00 - $241,400.00

Method
Employer text, read with fixed rules and re-verified
Checked
Rule set
us-base-v2

The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.