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Information Systems Security Officer, Classified Littleton CO


Job Location:

Littleton, CO - USA

Monthly Salary: $ 76500 - 134895
Posted: 27 July 2026 (30+ days ago)
Application Deadline: 24 October 2026
Vacancies: 1 Vacancy
The job posting is outdated and position may be filled

Job Summary

ATTENTION MILITARY AFFILIATED JOB SEEKERS- Our organization works with partner companies to source qualified talent for their roles. The following position is available toVeterans Transitioning Military National Guard and Reserve Members Military Spouses Wounded Warriors and their Caregivers. If you have the required skill set education requirements and experience please click the submit button and follow the next steps. Unless specifically stated otherwise this role is On-Site at the location detailed in the job post.

Description:This position requires TS/SCI clearance with ability to pass a Polygraph.

The Cybersecurity Specialist will partner with the security team program and government customers to perform as an Information Systems Security Officer (ISSO) at the LM Waterton facility in Littleton CO.

Classified Cybersecurity Analysts help secure lifesaving products and critical state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles. Rising to the challenge of building a more secure world for the warfighter space exploration climate sustainability and commercial use.

The work that Cybersecurity Analysts do can be summarized in this way:
- You will have a direct impact to national security ultimately contributing to protecting your loved ones this is dynamic gratifying and impactful work!
- You will have the opportunity to engage in all aspects of the cyber discipline
- You can enjoy a work-life balance that allows for flex hours and a family-first culture.

Key Responsibilities of this role includes:
- Oversee day-to-day information system security operations including hardware and software implementations.
- Carry out technical administration of IS in accordance with internal LM and customer security requirements primarily Risk Management Framework (RMF).
- Upkeep monitor analyze and respond to network and security events.
- Document compliance actions within the approved automated compliance tracking system or develop a plan of actions and milestones (POA&M) with the Information Systems Security Manager (ISSM) to address non-compliance in the allotted time frame.
- Ensure systems are operated maintained and disposed of in accordance with internal security policies and practices outlined in the security plan.
- Auditing is a large part of this roles responsibility.
Additional Qualifications/Responsibilities
Basic Qualifications:
TS/SCI clearance with ability to pass a Polygraph
DoD 8570/8140 IAT Level II certification or higher or ability to obtain within 6 months of hire.
Knowledge of operating system security requirements.
Knowledge with industry standard Information Assurance tools such as Splunk SCAP Nessus.
Desired Skills:
Information System auditing experience.
Experience with the National Industrial Security Program Operating Manual (NISPOM) and the Defense Counterintelligence and Security Agency Assessment and Authorization Process Manual (DAAPM).
Experience with Committee on National Security Systems Instruction (CNSSI) 1253 NIST SP 800-37 Risk Management Framework (RMF) and/or NIST SP 800-53 Security and Privacy Controls requirements.
Experience developing reviewing and maintaining RMF artifacts.
Experience with obtaining and maintaining system ATOs.
Experience implementing new and complex technologies at multiple classification levels within large enterprise environments.
Security Clearance Statement:This position requires a government security clearance you must be a US Citizen for consideration.
Clearance Level:TS/SCI w/Poly
Other Important Information You Should Know
Expression of Interest:By applying to this job you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely:Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules:Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position:9x80 every other Friday off
Pay Rate: The annual base salary range for this position in California Massachusetts and New York (excluding most major metropolitan areas) Colorado Hawaii Illinois Maryland Minnesota New Jersey Vermont Washington or Washington DC is $76500 - $134895. For states not referenced above the salary range for this position will reflect the candidates final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position candidates work experience education/ training key skills as well as market and business considerations when extending an offer.

Required Experience:

Unclear Seniority


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