Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Security Specialist (DOD/SCI)

$100k - $130k

System High Corporation

Senior Security Specialist (DOD/SCI)

Linthicum, Maryland - Linthicum, MD 21061

Overview

Salary Range $100,000.00 - $130,000.00 Salary/year

Description

At System High Corporationa Top Washington-Area Workplace (The Washington Post, 20232025), a Top Workplaces Culture Excellence honoree (April 2025), and a three-time VETS Indexes 3-Star Employerwe protect and advance the nation's most critical missions. As part of our team, you'll tackle complex security challenges across SAP, SCI, and Collateral programs. If you're driven by national security, innovation, and integrity, we want to hear from you.

We are seeking a Senior Security Specialist (DOD/SCI) to join our team to help contribute to our success and help us solve problems with innovation through intelligence. Our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. This position offers a unique opportunity to work at the forefront of cyber investigations, digital forensics, cyber threat analysis, and mission support in a dynamic and collaborative environment. The successful candidate will contribute to protecting national security interests by leveraging technical expertise, analytical skills, and innovative problem-solving to address complex cyber challenges. Individuals who are passionate about cybersecurity, committed to excellence, and eager to make a meaningful impact are encouraged to apply.

  • Executes administration and coordination of DC3 security programs to ensure compliance with Department of Defense and DC3 security policies and procedures with minimal supervision.
  • Ensures compliance with security standards and provides guidance and support to staff members concerning all security administrative functions such as personnel security, information and system security, COMSEC, physical security and Industrial Security for the processing of DD FM 254s.
  • Provides administrative security support associated with the receipt, distribution, inventory, reproduction, and disposition of classified material.
  • Experience administering Document Control program.
  • Reviews applications for security clearances and clearance renewals.
  • Administers and maintains physical security procedures for visitor control, employee identification and safeguard of company facilities, equipment, materials, and employee property.
  • Develops and conducts security briefings and security education programs.
  • Provides oversight for programs for the protection of classified information as well as proprietary information.
  • Assists with preparation, transmittal, and receipt of visitor certifications.
  • Process incoming VARs via DISS or other transmissions.
  • Experience administering DISS (Defense Information System for Security), (NBIS) National Background Investigation Services, and e-QIP as well as Continuous Enrollment (CE) program.
  • Periodically inspects the facility to ensure physical security measures are followed as well as daily EOD checks.
  • Contributes to development, review, and disposition of standing operating procedures and continuous improvement initiatives for SCIFs and other TS level requirements.
  • Create and processes new hire badges and accesses.
  • Assembles new hire packages and training material for incoming personnel.
  • Work with Partner Engagement for visitor registration and check in for high level meetings to include foreign visitors.
  • Other duties as assigned.

Qualifications

  • Associates degree and 10+ years of experience; OR Bachelor's degree and 8+ years of experience; OR Master's Degree and 6+ years of experience; OR 3 years with PhD. However, four (4) years of additional relevant experience or specialized training will be considered in lieu of a Bachelor's degree.
  • Active TS/SCI Clearance.
  • Excellent oral and written communication skills, organizational and interpersonal skills.
  • Knowledge of Federal and/or DoD security policies and procedures.
  • Experience using the following systems: DISS, NBIS, CCTV Software, Access Control Software, Intrusion Detection Systems, FVS (Foreign Visitor System), JWICS/SIPR workstations, Scattered Castles, RAT (Risk Assessment Tool), Microsoft Tools (Excel, PowerPoint, Word, etc.), CDSE Account, and Document Control Software.
  • Detail oriented customer service professional.
  • Knowledge or experience with SCIF Accreditation preferred.
  • Currently have or the ability to obtain DoD SPeD certification within 1 year of program start.

This job description is not designed to cover or contain all job duties required of the employee. There may be additional activities, duties and/or responsibilities that are required for this position that are not listed in this job description.

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.

  • System High is a Military friendly employer. Our extensive work on behalf of the U.S. government offers those who have served in uniform an opportunity to continue to serve their country in a new and exciting way while enjoying a successful civilian career.
  • System High values the power and strength of diverse backgrounds on the culture and performance of our company. We strive to maintain an inclusive culture to encourage each employee to bring their whole self to the mission.
  • System High Corporation is committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender, gender identity or expression, veteran status, or any other characteristic protected by law. We are proud to be an equal opportunity workplace.
  • If you require a reasonable accommodation to apply for a position with us, please email View email address on click.appcast.io .
  • Legal notices can be viewed on the following PDFs: Know Your Rights: Workplace Discrimination is Illegal ; EPPA Notice ; FMLA Notice
System High Corporation
Vacancy posted 21 hours ago
Similar jobs that could be interesting for youBased on the Senior Security Specialist (DOD/SCI) in Linthicum Heights, MD vacancy
  • $80k - $128k

    ResponsibilitiesPeraton is seeking a Security Specialist in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated...  ...in lieu of a Bachelor’s degree.Active TS/SCI Clearance.Excellent oral and written... 
    Suggested
    Contract work
    Work at office
    Shift work

    Peraton Corporation

    Linthicum, MD
    3 days ago
  • J&T Business Consulting seeks a Systems Engineer (Level 3) in Elkridge, MD, with active TS/SCI clearance and polygraph. You will drive requirements analysis, system architecture design, and technical integration for mission-critical programs, interfacing with government... 
    Senior

    J&T Business Consulting

    Elkridge, MD
    1 hour ago
  •  ...troubleshooting IT systems, providing Tier 1 Help Desk support, and ensuring security compliance. Additionally, candidates must hold IAT Level II certification as required by DoD standards and possess an active TS/SCI with Full Scope Polygraph. #J-18808-Ljbffr HoogaNet
    Senior

    HoogaNet

    Jessup, MD
    1 day ago
  • $77.6k - $176k

     ...engineer to design and support critical network solutions for national security. Your role will involve working with advanced network devices...  ...have over 5 years of experience in network engineering, a TS/SCI clearance, and ideally possess knowledge of Agile methods. The... 
    Senior

    Phase2 Technology

    Elkridge, MD
    1 day ago
  •  ...for database design and implementation, ensuring compliance with DoD standards and managing complex data retrieval systems....  ...' experience in similar roles, a relevant degree, and an active security clearance. This position offers an opportunity to work on diverse... 
    Senior

    VS Tech Solutions

    Catonsville, MD
    1 day ago
  •  ...III to join our team in Maryland. The ideal candidate must be TS/SCI with poly and will provide support for a large-scale Linux...  ...network, memory, and storage components. Responsibilities include security, system integrity, and OS enhancements to improve reliability and... 
    Senior

    BCT LLC

    Glen Burnie, MD
    2 days ago
  • Leidos is seeking a Senior Network Administrator on a DISA contract. The...  .... You will configure and secure Cisco/Juniper/Dell devices, perform...  ...experience, active TS clearance with SCI eligibility, and certifications such as CCNA/CCNP and DoD 8140. #J-18808-Ljbffr Leidos
    Senior
    Contract work

    Leidos

    Odenton, MD
    2 days ago
  • $10k

    ClearEdge, located in Jessup, Maryland, is hiring a Senior DevOps Software Engineer to work on critical DoD contracts. This hybrid position emphasizes collaboration...  ...least fourteen years of experience and an active TS/SCI with Polygraph clearance. ClearEdge offers a... 
    Senior

    ClearEdge

    Jessup, MD
    3 days ago
  • $125k - $170k

     ...certifications like PMP. The PM will coordinate resources, ensure regulatory compliance, and manage financial reports. A Top Secret Security Clearance with Polygraph is required. Compensation ranges from $125,000 to $170,000 annually. #J-18808-Ljbffr Lingual Information... 
    Senior

    Lingual Information System Technologies, Inc.

    Elkridge, MD
    4 days ago
  •  ...operations. You will develop models, forecast outcomes, and present actionable recommendations to leadership. Top candidates will have a TS/SCI clearance, a strong background in statistics and optimization, and excellent communication to convey complex results to stakeholders.... 
    Senior

    Via Logic LLC

    Odenton, MD
    3 days ago
  •  ...MATTER EXPERTS specializing in security and risk management. We’re intimately familiar with DOD security programs and mission requirements...  .../Information Assurance Specialist Watermark is seeking an...  ...assurance (IA) support for collateral, SCI and SAP systems in accordance... 
    Hourly pay
    Contract work
    Work experience placement
    Local area

    Watermark Risk Management International

    Maryland, MD
    4 days ago
  •  ...with cross-functional teams on high-visibility cyber and mission-support programs. The role requires a strong background in government contracting, experience with diverse contract types, and active clearance (TS/SCI with Full Scope Poly). #J-18808-Ljbffr Northrop Grumman
    Senior
    Contract work

    Northrop Grumman

    Jessup, MD
    4 days ago
  •  ...objectives. Candidates must hold a Bachelor's degree in a technical field, possess IAT Level II certification, and have an active TS/SCI with Full Scope Polygraph. The workplace emphasizes a balance of trust and well-being, fostering innovation and meaningful work. #J-1... 
    Senior

    HoogaNet

    Jessup, MD
    2 days ago
  •  ...providing Tier 1 & 2 Help Desk support, maintaining IT systems, and ensuring compliance with security controls. Required qualifications include IAT Level II certification and an active TS/SCI with Full Scope Polygraph. This role is located in Annapolis Junction, Maryland. #J-1... 
    Senior

    HoogaNet

    Jessup, MD
    1 day ago
  • $79.6k - $119.4k

     ...substituted in place of a degree.US CitizenshipActive Top Secret / SCI security clearance to be considered. TS/SCI clearance must be in place...  ...remain in place throughout employment.Must possess a current DoD 8570 Certification for IAT Level II or higher before start date... 
    Full time
    Remote work
    Relocation package
    Shift work

    Northrop Grumman

    Elkridge, MD
    4 days ago
  •  ...platform environment. Responsibilities include configuring and operating IT systems, providing Tier I/II support, vulnerability management with Nessus, and working with hardware vendors to refresh systems. A TS/SCI with Polygraph is required. #J-18808-Ljbffr A/V Services LLC
    Senior

    A/V Services LLC

    Jessup, MD
    3 days ago
  •  ...systems for a mission-critical function for a DoD customer.Design / develop new software...  ...QUALIFICATIONS US Citizen with an active TS/SCI clearance; may require CI Poly but will be...  ...in the workplace.DESIRED QUALIFICATIONS Security + Certification or willingness to pursue that... 
    Senior
    Work experience placement
    Work at office
    Local area
    Monday to Friday
    Flexible hours

    MartinFed

    Annapolis Junction, MD
    6 days ago
  • At CACI, we seek a senior Virtual Desktop Infrastructure Administrator...  ...Windows systems. The role requires TS/SCI with Poly, a technical degree,...  ...extensive ITSM experience, plus DoD 8570 IAT Level III certification; you will drive security, architecture, and operations... 
    Senior

    CACi

    Jessup, MD
    13 hours ago
  •  ...provider in Jessup, Maryland, is seeking a Senior DevOps Software Engineer to design and...  ..., and Kubernetes, along with an active TS/SCI clearance. Responsibilities include maintaining...  ...with engineering teams to ensure secure and reliable deployment pipelines. Join a... 
    Senior
    Contract work

    ClearEdge IT Solutions

    Jessup, MD
    13 hours ago
  •  ...environments across the full system lifecycle. The role requires DoD 8570.01‑M IAT II, TS/SCI with Polygraph, and extensive experience with SQL, data...  ...with system engineers and developers to deliver scalable, secure data solutions while ensuring performance and #J-18808-... 
    Senior

    Independent Software, Inc.

    Ellicott City, MD
    3 days ago
  • A forward-thinking technology company in Odenton, Maryland is seeking a Web Developer with a current TS/SCI Polygraph clearance. The ideal candidate will have over 8 years of experience and proficiency in various web technologies including Python, Java, and more. This role... 
    Senior
    Local area

    Quevera

    Odenton, MD
    13 hours ago
  • $170k - $225k

    Lingual Information System Technologies, Inc. is seeking a Program Manager Level 3 in Elkridge, Maryland. The candidate will oversee contract performance, manage resources, and ensure compliance with federal regulations. Responsibilities include financial report management...
    Senior
    Contract work

    Lingual Information System Technologies, Inc.

    Elkridge, MD
    4 days ago
  • $190k - $304k

    ResponsibilitiesPeraton is seeking a Senior Systems Engineer to support a large analytic...  ...to employees supporting critical National Security programs, including heavily subsidized healthcare...  ...and complexity is required Active TS/SCI security clearance with a current... 
    Senior
    Contract work
    Shift work

    Peraton Corporation

    Annapolis Junction, MD
    2 days ago
  • $89.9k - $134.9k

     ...mission that seeks to ensure the security of our nation and its allies?...  ...- Level 3 (Principal) or 4 (Senior Principal), to join our team in...  ...a Department of Defense (DoD) Secret Clearance, active upon...  ...Compartmented Information Access (SCI). This position can be filled... 
    Senior
    Full time
    Contract work
    Remote work
    Relocation
    Shift work

    Northrop Grumman

    Linthicum, MD
    3 days ago
  • $105.4k - $207.8k

     ...cybersecurity challenges across identity, access, and platform security. Join our team to deliver solutions that help clients...  ...for this role ends on 12/31/2026. Work you'll do As a Senior Engineering Management Specialist on the Deloitte Cyber team, you will be responsible for... 
    Senior
    Local area
    Visa sponsorship

    Deloitte

    Baltimore, MD
    13 hours ago
  •  ...automation. Responsibilities include supporting daily operations, ensuring system performance, and providing user support. A bachelor’s degree and a minimum of ten years’ experience are required. Must possess an active TS SCI clearance. #J-18808-Ljbffr Independent Software
    Senior

    Independent Software

    Ellicott City, MD
    1 hour ago
  • $103.5k - $181.1k

     ...directly support a high‑impact national security mission? At Parsons, you’ll tackle challenging...  ...skilled subject matter experts and senior engineers.Continuously learn, experiment,...  ...What Required Skills You'll Bring:Active TS/SCI with Polygraph (required at time of hire)... 
    Senior
    Full time
    Flexible hours

    Parsons

    Annapolis Junction, MD
    3 days ago
  • $176k - $282k

     ...similar scope, type and complexity is required.Demonstrated experience with Splunk and in planning and leading SystemsActive TS/SCI security clearance with current polygraph requiredHighly Desired:Certification - Splunk Enterprise Certified Admin or other advanced certificationThis... 
    Senior
    Contract work
    For contractors
    Shift work

    Peraton Corporation

    Annapolis Junction, MD
    4 days ago
  • $176k - $282k

     ...inefficiencies and proposing practical enhancements#MDFSPQualificationsA TS/SCI with a current poly is required.14 years in programs and...  ...Terraform, enabling automated, repeatable deployments.AWS Cloud Security: Implemented security best practices for cloud environments,... 
    Senior
    Contract work
    Shift work

    Peraton Corporation

    Annapolis Junction, MD
    1 day ago
  • Cherokee Federal is seeking an Information Technology Analyst in Glen Burnie, MD to support the Threat Systems Management Office (TSMO). The role requires analyzing compromised information using advanced tools and government-provided AI, data science, and knowledge management...
    Senior
    Work at office

    Cherokee Federal

    Glen Burnie, MD
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Security Specialist (DOD/SCI). Be the first to apply!