Remote Security Systems Manager Jobs (NOW HIRING)

Who Are We?
TSTC is an award-winning, Woman Owned, HUBZone certified Small Business providing services to federal intelligence, law enforcement, civilian and defense agencies. Built upon our Total Service - Total Commitment® cornerstone, TSTC takes pride in our commitment to delivering excellence. Total Service - Total Commitment® is our commitment to our employees, to our teams, and to our clients. 

• Minimum of 5+ years of experience as an ISSO supporting major federal information systems/applications.
• Bachelor’s degree required
• DoD IAT II certification Required - (Sec+CE, CySA, SSCP, GSEC, etc)
• DoD IAM II certification strongly preferred (CISSP, CISA, etc)
• Must be proficient in Microsoft Project for planning, tracking, and reporting security tasks and remediation activities.
• Experience working cross-functionally with Project Managers and Product Owners to deconflict, scope, plan, and execute continuous monitoring and security efforts.
• At least 3 years of experience performing vulnerability assessments, including use of ACAS scans to evaluate compliance with STIGs and identify system vulnerabilities.
• Proven ability to effectively communicate and drive security plan changes and improvements to maintain NIST compliance.
• Strong analytical skills with the ability to identify patterns, assess risks, and prioritize security tasks.
• Excellent communication skills, including the ability to convey deadlines, risks, and remediation strategies to both technical and non-technical stakeholders.
• Knowledge with auditing security controls
• Superior writing, communication, and critical analysis skills.
• Skilled in MS office suite
• Works independently, proactively identifies, and completes task.
• Ability to work in a fast-paced environment with multiple teams and stakeholders.

• Applicants selected must be a U.S. Citizen and currently hold a TS/SCI security clearance.
• This position is onsite in Suitland Maryland

Competitive Salary & Bonuses – Includes personal and team merit bonuses, with salary matching for 401(k) up to 3%.

Comprehensive Health Coverage – Multiple medical, dental, and vision plans, plus HSA and FSA options. 100% TSTC-paid life and disability insurance, including short- and long-term plans.

Flexible Work Options – Remote work allowed, flexible schedules, and telework opportunities. (varies per position)

Paid Time Off & Holidays – Generous PTO, birthday PTO, and paid holidays.

Professional Development – Continuous performance evaluation process… Dedicated annual budget for educational opportunities.

Comprehensive Wellness Programs - confidential employee assistance program (EAP). Wellness Resource Group and wellness programs throughout the year.

All TSTC employees operate according to the terms of the specific contract under which they work. They are responsible for fulfilling the duties of the specific job and are accountable for complying with the terms and conditions of their employment, the TSTC Code of Conduct, and with applicable federal, state and local laws.

As TSTC is an Equal Opportunity Employer, we follow current Federal Discrimination Laws and we do not discriminate against any employee or applicant for employment. TSTC does not discriminate against any employee or applicant for employment due to race, color, national origin, citizenship, religion, creed, age, sex, disability, veteran status and liability for service in the U.S. Armed Forces or any other characteristic protected by applicable law.

If you need assistance or an accommodation due to a disability, please email us at HR@totalsystech.com or call us at (276) 496-4458.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.