1,979,292open jobs
116,735companies
253,610added this week
Browse all
Salary
$97k – $162k per year
Location
In office (Los Angeles)
Seniority
Senior · 6+ years exp

Confirmed on the employer's own hiring board on Oct 25, 2026. First seen by Alion on Oct 5, 2026. ManTech scores A on the Alion truth index.

Overview
Company
Impact
Profile match
ManTech is a Virginia company founded in 1968 that provides technology services to United States defence and intelligence agencies. Its work covers cybersecurity, data analytics, cloud and mission systems engineering. The company employs thousands of cleared technologists.

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!

ManTech seeks a motivated, career and customer-oriented Personnel Security Specialist II to join our team in El Segundo, CA.

The Personnel Security Specialist’s primary function is to handle personnel security functions in support of the customer’s facility and organization. The position will provide "day-today" PERSEC services for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.

Responsibilities include but are not limited to:

  • Build and Maintain tracking spreadsheets/databases for customer PERSEC activities.
  • Provide support for the security awareness and education programs.
  • Perform miscellaneous administrative support functions as directed by the contractor site lead and/or the Government Security Representative.
  • Review, track, and monitor security clearance processing activities with appropriate government personnel to achieve appropriate clearance actions.
  • Conduct Defense Central Index of Investigations (DCII), Joint Personnel Access System (JPAS), and SAPNP reviews of candidates being submitted for SAP access.
  • Perform data entry and record checks in the Joint Access Database (JADE) and maintain all customer sponsored personnel access information.
  • Receive and/or transmit classified visit requests as necessary to meet customer needs.

Minimum Qualifications:

  • Bachelor’s degree - 4 additional years of experience may be considered in lieu of degree.
  • 6 years related experience.
  • 4 years’ relevant SCI or SAP experience.
  • Must be familiar with security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents.

Preferred Qualifications:

  • 2 years of SAP-related experience highly desired.

Clearance Requirements:

  • Current Top Secret Clearance with SCI Eligibility.
  • Eligibility for access to Special Access Program Information.
  • Willingness to submit to a Counterintelligence polygraph.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
  • Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $97,100.00-$161,900.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [email protected] and provide your name and contact information.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,979,292 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Recommended for you based on this role

Operations
Similar stack
Same company
Los Angeles
Supply Chain Manager 4 months ago
≈ $78k – $154k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Circleville
Analytics
Power BI
Microsoft Excel
Management
Agile
Apply
≈ $82k – $161k per year (Estimated) • In office • 5+ years exp • Bachelor's Degree • Houston
Apply
Buyer I 1 hour ago
≈ $48k – $96k per year (Estimated) • Equity • In office • Nationals only • 3+ years exp • Valdosta
Analytics
Microsoft Excel
Apply
$95k – $140k per year • In office • Full-Time • 5+ years exp • Charlotte
Apply
$69k – $95k per year • In office • Full-Time • 5+ years exp • Associate's Degree • Phoenix
Analytics
Microsoft Excel
Apply
$179k – $318k per year • In office • TS/SCI • 10+ years exp • High School Diploma • Annapolis Junction
Apply
$179k – $318k per year • In office • TS/SCI • 10+ years exp • High School Diploma • Annapolis Junction
Apply
$88k – $146k per year • In office • TS/SCI • 5+ years exp • Bachelor's Degree • Chantilly
Apply
$120k – $200k per year • In office • TS/SCI • 4+ years exp • Bachelor's Degree • Los Angeles
Defense
TEMPEST
Apply
$179k – $318k per year • In office • TS/SCI • 10+ years exp • High School Diploma • Annapolis Junction
Apply
≈ $142k – $268k per year (Estimated) • In office • Nationals only • Los Angeles
Apply
Chief of Staff 1 day ago
$80k – $120k per year • Equity 0.2–1% • In office • Full-Time • 3+ years exp • Los Angeles
Apply
$68k – $116k per year • Equity • In office • Secret • El Segundo • Los Angeles
Apply
$40k per year • In office • Full-Time • High School Diploma • Los Angeles
Apply
$42k per year • In office • Part-Time • 5+ years exp • High School Diploma • Los Angeles
Apply
See all jobs
This is one of many
1,979,292 more open roles from verified company boards, updated every day.