Senior Systems Security Engineer

Responsibilities & Qualifications

The TekSynap is seeking a S enior S ystem s Security Engineer . The Senior Systems Security Engineer (SSE) serves as Key Personnel under the NSWCDD Corporate IT Services contract. This role provides advanced cybersecurity engineering and technical risk management support across Navy IT systems. The SSE ensures compliance with DoD, Navy, and RMF (Risk Management Framework) requirements and supports the design, implementation, and validation of secure IT systems. This position is responsible for performing cybersecurity architecture reviews, system hardening, and vulnerability remediation to ensure accreditation and sustained cybersecurity posture.

RESPONSIBILITIES

• Develop and implement cybersecurity engineering and system security plans in accordance with DoD and Navy policies.

• Conduct Security Technical Implementation Guides (STIG) assessments and apply hardening measures to servers, networks, and applications.

• Lead system risk assessments, vulnerability management, and compliance validation activities.

• Support RMF package development, including creation and maintenance of artifacts such as SSPs, POA&Ms, and Continuous Monitoring strategies.

• Coordinate with system administrators, engineers, and ISSMs to ensure configuration baselines and patches align with security requirements.

• Perform TEMPEST, network intrusion analysis, and configuration audits as required .

• Recommend corrective actions to mitigate security vulnerabilities and risks.

• Conduct security impact analyses and participate in engineering change reviews.

• Support system security testing and evaluation (ST&E) activities prior to authorization.

• Ensure information system security controls are implemented and operating effectively throughout the system lifecycle.

REQUIRED QUALIFICATIONS

• Bachelor's degree in Computer Science , Information Systems, Engineering, or related discipline.

• Minimum of six (6) years of professional experience providing IT security engineering support for DoD or Navy systems, including risk management, security testing, and STIG compliance.

• Must meet DoD IAT Level III certification requirements (e.g., Security+ CE, CASP+, or CISSP).

• Strong background in RMF, vulnerability management, and system security architecture. Proficient in use of ACAS, HBSS, and eMASS tools.

• Extensive understanding of DoD cybersecurity policies, system authorization processes, and Navy cybersecurity compliance frameworks.

COMPETENCIES

• Cybersecurity Engineering & Risk Management

• RMF and STIG Compliance

• Vulnerability Assessment & Mitigation

• Security Architecture and Configuration Control

• Information System Authorization (A&A)

• Incident Response & Continuous Monitoring

Overview

We are seeking a S enior S ystem s Security Engineer to join our team at N aval Surface Warfare Center Dahlgren Division (NSWCDD)

T ekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. "Technology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers.

We offer our full-time employees a competitive benefits package to include health, dental, vision, 401K, life insurance, short-term and long-term disability plans, vacation time and holidays.

Visit us at www.TekSynap.com .

Apply now to explore jobs with us!

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Additional Job Information

• WORK ENVIRONMENT AND PHYSICAL DEMANDS
  
  The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job . Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions .
  
  • Location : Onsite at NSWCDD Dahlgren, VA ( limited hybrid flexibility may be considered)
  • Type of environment : Office and technical lab environments
  • Noise level : Medium
  • Work schedule : On site with standard NSWCDD core hours (0800-1700), Monday through Friday.
  • Amount of Travel : Approximately 10 -15% for security inspections, reviews, and site coordination at other Navy locations (Dan Neck, Norfolk, Quantico, San
  
  PHYSICAL DEMANDS
  
  The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job . Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
  
  While performing the duties of this job, the employee is regularly required to use hands to handle, feel, touch ; reach with hands and arms; talk and hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus.
  
  WORK AUTHORIZATION/SECURITY CLEARANCE
  
  US Citizenship
  
  Clearance requirement : Top Secret (T5 investigation)
  
  OTHER DUTIES
  
  Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.
  
  EQUAL EMPLOYMENT OPPORTUNITY
  
  In order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, national origin, disability, age, genetic information or any other characteristic protected by law (referred to as "protected status"). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company-sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment.